uboot-mediatek: add patches for MT7988 and builds for RFB

Import pending patches adding support for MT7988 and provide builds
for the reference board for all possible boot media.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2023-07-22 18:55:32 +01:00
parent 6ddb5f5a65
commit 572ea68070
36 changed files with 9011 additions and 13 deletions

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@ -321,6 +321,66 @@ define U-Boot/mt7986_xiaomi_redmi-router-ax6000
DEPENDS:=+trusted-firmware-a-mt7986-spim-nand-ddr4
endef
define U-Boot/mt7988_rfb-spim-nand
NAME:=MT7988 Reference Board
BUILD_SUBTARGET:=filogic
BUILD_DEVICES:=mediatek_mt7988a-rfb-nand
UBOOT_CONFIG:=mt7988_rfb
UBOOT_IMAGE:=u-boot.fip
BL2_BOOTDEV:=spim-nand
BL2_SOC:=mt7988
BL2_DDRTYPE:=ddr4
DEPENDS:=+trusted-firmware-a-mt7988-spim-nand-ddr4
endef
define U-Boot/mt7988_rfb-snand
NAME:=MT7988 Reference Board
BUILD_SUBTARGET:=filogic
BUILD_DEVICES:=mediatek_mt7988a-rfb-nand
UBOOT_CONFIG:=mt7988_rfb
UBOOT_IMAGE:=u-boot.fip
BL2_BOOTDEV:=snand
BL2_SOC:=mt7988
BL2_DDRTYPE:=ddr4
DEPENDS:=+trusted-firmware-a-mt7988-snand-ddr4
endef
define U-Boot/mt7988_rfb-nor
NAME:=MT7988 Reference Board
BUILD_SUBTARGET:=filogic
BUILD_DEVICES:=mediatek_mt7988a-rfb-nand
UBOOT_CONFIG:=mt7988_rfb
UBOOT_IMAGE:=u-boot.fip
BL2_BOOTDEV:=nor
BL2_SOC:=mt7988
BL2_DDRTYPE:=ddr4
DEPENDS:=+trusted-firmware-a-mt7988-nor-ddr4
endef
define U-Boot/mt7988_rfb-emmc
NAME:=MT7988 Reference Board
BUILD_SUBTARGET:=filogic
BUILD_DEVICES:=mediatek_mt7988a-rfb-nand
UBOOT_CONFIG:=mt7988_rfb
UBOOT_IMAGE:=u-boot.fip
BL2_BOOTDEV:=emmc
BL2_SOC:=mt7988
BL2_DDRTYPE:=ddr4
DEPENDS:=+trusted-firmware-a-mt7988-emmc-ddr4
endef
define U-Boot/mt7988_rfb-sd
NAME:=MT7988 Reference Board
BUILD_SUBTARGET:=filogic
BUILD_DEVICES:=mediatek_mt7988a-rfb-nand
UBOOT_CONFIG:=mt7988_sd_rfb
UBOOT_IMAGE:=u-boot.fip
BL2_BOOTDEV:=sdmmc
BL2_SOC:=mt7988
BL2_DDRTYPE:=ddr4
DEPENDS:=+trusted-firmware-a-mt7988-sdmmc-ddr4
endef
UBOOT_TARGETS := \
mt7620_mt7530_rfb \
mt7620_rfb \
@ -348,7 +408,12 @@ UBOOT_TARGETS := \
mt7986_tplink_tl-xdr6086 \
mt7986_tplink_tl-xdr6088 \
mt7986_xiaomi_redmi-router-ax6000 \
mt7986_rfb
mt7986_rfb \
mt7988_rfb-spim-nand \
mt7988_rfb-snand \
mt7988_rfb-nor \
mt7988_rfb-emmc \
mt7988_rfb-sd
ifdef CONFIG_TARGET_mediatek
UBOOT_MAKE_FLAGS += $(UBOOT_IMAGE:.fip=.bin)

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@ -0,0 +1,297 @@
From 63336ec7fd7d480ac58a91f3b20d08bf1b3a13ad Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:15:41 +0800
Subject: [PATCH 01/29] arm: mediatek: retrieve ram_base from dts node for
armv8 platform
Now we use fdtdec_setup_mem_size_base() to get DRAM base from fdt ram node
and update gd->ram_base. CFG_SYS_SDRAM_BASE is unused and will be removed.
Also, since mt7622 always passes fdt to linux kernel, there's no need to
assign value to gd->bd->bi_boot_params.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
arch/arm/dts/mt7981-emmc-rfb.dts | 5 +++++
arch/arm/dts/mt7981-rfb.dts | 5 +++++
arch/arm/dts/mt7981-sd-rfb.dts | 5 +++++
arch/arm/dts/mt7986a-bpi-r3-sd.dts | 5 +++++
arch/arm/dts/mt7986a-rfb.dts | 5 +++++
arch/arm/dts/mt7986a-sd-rfb.dts | 5 +++++
arch/arm/dts/mt7986b-rfb.dts | 5 +++++
arch/arm/dts/mt7986b-sd-rfb.dts | 5 +++++
arch/arm/mach-mediatek/mt7622/init.c | 13 +++++++++----
arch/arm/mach-mediatek/mt7981/init.c | 11 +++++++++--
arch/arm/mach-mediatek/mt7986/init.c | 11 +++++++++--
board/mediatek/mt7622/mt7622_rfb.c | 1 -
include/configs/mt7622.h | 10 ----------
include/configs/mt7981.h | 9 ---------
include/configs/mt7986.h | 9 ---------
15 files changed, 67 insertions(+), 37 deletions(-)
--- a/arch/arm/dts/mt7981-emmc-rfb.dts
+++ b/arch/arm/dts/mt7981-emmc-rfb.dts
@@ -18,6 +18,11 @@
tick-timer = &timer0;
};
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x10000000>;
+ };
+
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
--- a/arch/arm/dts/mt7981-rfb.dts
+++ b/arch/arm/dts/mt7981-rfb.dts
@@ -17,6 +17,11 @@
stdout-path = &uart0;
tick-timer = &timer0;
};
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x10000000>;
+ };
};
&uart0 {
--- a/arch/arm/dts/mt7981-sd-rfb.dts
+++ b/arch/arm/dts/mt7981-sd-rfb.dts
@@ -18,6 +18,11 @@
tick-timer = &timer0;
};
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x10000000>;
+ };
+
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
--- a/arch/arm/dts/mt7986a-bpi-r3-sd.dts
+++ b/arch/arm/dts/mt7986a-bpi-r3-sd.dts
@@ -19,6 +19,11 @@
tick-timer = &timer0;
};
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x80000000>;
+ };
+
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
--- a/arch/arm/dts/mt7986a-rfb.dts
+++ b/arch/arm/dts/mt7986a-rfb.dts
@@ -18,6 +18,11 @@
tick-timer = &timer0;
};
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x10000000>;
+ };
+
reg_1p8v: regulator-1p8v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
--- a/arch/arm/dts/mt7986a-sd-rfb.dts
+++ b/arch/arm/dts/mt7986a-sd-rfb.dts
@@ -19,6 +19,11 @@
tick-timer = &timer0;
};
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x10000000>;
+ };
+
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
--- a/arch/arm/dts/mt7986b-rfb.dts
+++ b/arch/arm/dts/mt7986b-rfb.dts
@@ -18,6 +18,11 @@
tick-timer = &timer0;
};
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x10000000>;
+ };
+
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
--- a/arch/arm/dts/mt7986b-sd-rfb.dts
+++ b/arch/arm/dts/mt7986b-sd-rfb.dts
@@ -19,6 +19,11 @@
tick-timer = &timer0;
};
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x10000000>;
+ };
+
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
--- a/arch/arm/mach-mediatek/mt7622/init.c
+++ b/arch/arm/mach-mediatek/mt7622/init.c
@@ -4,11 +4,14 @@
* Author: Sam Shih <sam.shih@mediatek.com>
*/
-#include <common.h>
#include <fdtdec.h>
#include <init.h>
#include <asm/armv8/mmu.h>
-#include <asm/cache.h>
+#include <asm/global_data.h>
+#include <asm/u-boot.h>
+#include <linux/sizes.h>
+
+DECLARE_GLOBAL_DATA_PTR;
int print_cpuinfo(void)
{
@@ -20,11 +23,13 @@ int dram_init(void)
{
int ret;
- ret = fdtdec_setup_memory_banksize();
+ ret = fdtdec_setup_mem_size_base();
if (ret)
return ret;
- return fdtdec_setup_mem_size_base();
+ gd->ram_size = get_ram_size((void *)gd->ram_base, SZ_2G);
+
+ return 0;
}
void reset_cpu(void)
--- a/arch/arm/mach-mediatek/mt7981/init.c
+++ b/arch/arm/mach-mediatek/mt7981/init.c
@@ -4,18 +4,25 @@
* Author: Sam Shih <sam.shih@mediatek.com>
*/
-#include <cpu_func.h>
+#include <fdtdec.h>
#include <init.h>
#include <asm/armv8/mmu.h>
#include <asm/system.h>
#include <asm/global_data.h>
+#include <asm/u-boot.h>
#include <linux/sizes.h>
DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
- gd->ram_size = get_ram_size((void *)CFG_SYS_SDRAM_BASE, SZ_2G);
+ int ret;
+
+ ret = fdtdec_setup_mem_size_base();
+ if (ret)
+ return ret;
+
+ gd->ram_size = get_ram_size((void *)gd->ram_base, SZ_1G);
return 0;
}
--- a/arch/arm/mach-mediatek/mt7986/init.c
+++ b/arch/arm/mach-mediatek/mt7986/init.c
@@ -4,18 +4,25 @@
* Author: Sam Shih <sam.shih@mediatek.com>
*/
-#include <cpu_func.h>
+#include <fdtdec.h>
#include <init.h>
#include <asm/armv8/mmu.h>
#include <asm/system.h>
#include <asm/global_data.h>
+#include <asm/u-boot.h>
#include <linux/sizes.h>
DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
- gd->ram_size = get_ram_size((void *)CFG_SYS_SDRAM_BASE, SZ_2G);
+ int ret;
+
+ ret = fdtdec_setup_mem_size_base();
+ if (ret)
+ return ret;
+
+ gd->ram_size = get_ram_size((void *)gd->ram_base, SZ_2G);
return 0;
}
--- a/board/mediatek/mt7622/mt7622_rfb.c
+++ b/board/mediatek/mt7622/mt7622_rfb.c
@@ -19,7 +19,6 @@ DECLARE_GLOBAL_DATA_PTR;
int board_init(void)
{
- gd->bd->bi_boot_params = CFG_SYS_SDRAM_BASE + 0x100;
return 0;
}
--- a/include/configs/mt7622.h
+++ b/include/configs/mt7622.h
@@ -9,14 +9,4 @@
#ifndef __MT7622_H
#define __MT7622_H
-/* Uboot definition */
-#define CFG_SYS_UBOOT_BASE CONFIG_TEXT_BASE
-
-/* SPL -> Uboot */
-#define CFG_SYS_UBOOT_START CONFIG_TEXT_BASE
-/* DRAM */
-#define CFG_SYS_SDRAM_BASE 0x40000000
-
-/* Ethernet */
-
#endif
--- a/include/configs/mt7981.h
+++ b/include/configs/mt7981.h
@@ -9,13 +9,4 @@
#ifndef __MT7981_H
#define __MT7981_H
-/* Uboot definition */
-#define CFG_SYS_UBOOT_BASE CONFIG_TEXT_BASE
-
-/* SPL -> Uboot */
-#define CFG_SYS_UBOOT_START CONFIG_TEXT_BASE
-
-/* DRAM */
-#define CFG_SYS_SDRAM_BASE 0x40000000
-
#endif
--- a/include/configs/mt7986.h
+++ b/include/configs/mt7986.h
@@ -9,13 +9,4 @@
#ifndef __MT7986_H
#define __MT7986_H
-/* Uboot definition */
-#define CFG_SYS_UBOOT_BASE CONFIG_TEXT_BASE
-
-/* SPL -> Uboot */
-#define CFG_SYS_UBOOT_START CONFIG_TEXT_BASE
-
-/* DRAM */
-#define CFG_SYS_SDRAM_BASE 0x40000000
-
#endif

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@ -0,0 +1,129 @@
From df3a0091b249ea82198ea019d145d05a7cf49c0d Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:15:47 +0800
Subject: [PATCH 02/29] board: mediatek: update config headers
Remove unused information from include/configs/mtxxxx.h
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
include/configs/mt7620.h | 3 +--
include/configs/mt7621.h | 6 ++----
include/configs/mt7623.h | 8 --------
include/configs/mt7628.h | 5 ++---
include/configs/mt7629.h | 13 +------------
5 files changed, 6 insertions(+), 29 deletions(-)
--- a/include/configs/mt7620.h
+++ b/include/configs/mt7620.h
@@ -10,10 +10,9 @@
#define CFG_SYS_SDRAM_BASE 0x80000000
-#define CFG_SYS_INIT_SP_OFFSET 0x400000
+#define CFG_SYS_INIT_SP_OFFSET 0x400000
/* SPL */
-
#define CFG_SYS_UBOOT_START CONFIG_TEXT_BASE
/* Dummy value */
--- a/include/configs/mt7621.h
+++ b/include/configs/mt7621.h
@@ -12,13 +12,11 @@
#define CFG_MAX_MEM_MAPPED 0x1c000000
-#define CFG_SYS_INIT_SP_OFFSET 0x800000
+#define CFG_SYS_INIT_SP_OFFSET 0x800000
/* MMC */
#define MMC_SUPPORTS_TUNING
-/* NAND */
-
/* Serial SPL */
#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL)
#define CFG_SYS_NS16550_CLK 50000000
@@ -26,7 +24,7 @@
#endif
/* Serial common */
-#define CFG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \
+#define CFG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \
230400, 460800, 921600 }
/* Dummy value */
--- a/include/configs/mt7623.h
+++ b/include/configs/mt7623.h
@@ -11,12 +11,6 @@
#include <linux/sizes.h>
-/* Miscellaneous configurable options */
-
-/* Environment */
-
-/* Preloader -> Uboot */
-
/* MMC */
#define MMC_SUPPORTS_TUNING
@@ -32,8 +26,6 @@
"fdt_addr_r=" FDT_HIGH "\0" \
"fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0"
-/* Ethernet */
-
#ifdef CONFIG_DISTRO_DEFAULTS
#define BOOT_TARGET_DEVICES(func) \
--- a/include/configs/mt7628.h
+++ b/include/configs/mt7628.h
@@ -10,7 +10,7 @@
#define CFG_SYS_SDRAM_BASE 0x80000000
-#define CFG_SYS_INIT_SP_OFFSET 0x80000
+#define CFG_SYS_INIT_SP_OFFSET 0x80000
/* Serial SPL */
#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL)
@@ -19,11 +19,10 @@
#endif
/* Serial common */
-#define CFG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \
+#define CFG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \
230400, 460800, 921600 }
/* SPL */
-
#define CFG_SYS_UBOOT_START CONFIG_TEXT_BASE
/* Dummy value */
--- a/include/configs/mt7629.h
+++ b/include/configs/mt7629.h
@@ -9,21 +9,10 @@
#ifndef __MT7629_H
#define __MT7629_H
-#include <linux/sizes.h>
-
-/* Miscellaneous configurable options */
-
-/* Environment */
-
+/* SPL */
#define CFG_SYS_UBOOT_BASE (0x30000000 + CONFIG_SPL_PAD_TO)
-/* SPL -> Uboot */
-
-/* UBoot -> Kernel */
-
/* DRAM */
#define CFG_SYS_SDRAM_BASE 0x40000000
-/* Ethernet */
-
#endif

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@ -0,0 +1,84 @@
From 0d6d8a408f80358dd47984320ea9c65e555ac4c9 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:15:54 +0800
Subject: [PATCH 03/29] spi: mtk_spim: get spi clk rate only once
We don't really need to switch clk rate during operating SPIM controller.
Get clk rate only once at driver probing.
Signed-off-by: SkyLake.Huang <skylake.huang@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
---
drivers/spi/mtk_spim.c | 21 +++++++++++++--------
1 file changed, 13 insertions(+), 8 deletions(-)
--- a/drivers/spi/mtk_spim.c
+++ b/drivers/spi/mtk_spim.c
@@ -137,6 +137,8 @@ struct mtk_spim_capability {
* @state: Controller state
* @sel_clk: Pad clock
* @spi_clk: Core clock
+ * @pll_clk_rate: Controller's PLL source clock rate, which is different
+ * from SPI bus clock rate
* @xfer_len: Current length of data for transfer
* @hw_cap: Controller capabilities
* @tick_dly: Used to postpone SPI sampling time
@@ -149,6 +151,7 @@ struct mtk_spim_priv {
void __iomem *base;
u32 state;
struct clk sel_clk, spi_clk;
+ u32 pll_clk_rate;
u32 xfer_len;
struct mtk_spim_capability hw_cap;
u32 tick_dly;
@@ -253,11 +256,10 @@ static int mtk_spim_hw_init(struct spi_s
static void mtk_spim_prepare_transfer(struct mtk_spim_priv *priv,
u32 speed_hz)
{
- u32 spi_clk_hz, div, sck_time, cs_time, reg_val;
+ u32 div, sck_time, cs_time, reg_val;
- spi_clk_hz = clk_get_rate(&priv->spi_clk);
- if (speed_hz <= spi_clk_hz / 4)
- div = DIV_ROUND_UP(spi_clk_hz, speed_hz);
+ if (speed_hz <= priv->pll_clk_rate / 4)
+ div = DIV_ROUND_UP(priv->pll_clk_rate, speed_hz);
else
div = 4;
@@ -404,7 +406,7 @@ static int mtk_spim_transfer_wait(struct
{
struct udevice *bus = dev_get_parent(slave->dev);
struct mtk_spim_priv *priv = dev_get_priv(bus);
- u32 sck_l, sck_h, spi_bus_clk, clk_count, reg;
+ u32 sck_l, sck_h, clk_count, reg;
ulong us = 1;
int ret = 0;
@@ -413,12 +415,11 @@ static int mtk_spim_transfer_wait(struct
else
clk_count = op->data.nbytes;
- spi_bus_clk = clk_get_rate(&priv->spi_clk);
sck_l = readl(priv->base + SPI_CFG2_REG) >> SPI_CFG2_SCK_LOW_OFFSET;
sck_h = readl(priv->base + SPI_CFG2_REG) & SPI_CFG2_SCK_HIGH_MASK;
- do_div(spi_bus_clk, sck_l + sck_h + 2);
+ do_div(priv->pll_clk_rate, sck_l + sck_h + 2);
- us = CLK_TO_US(spi_bus_clk, clk_count * 8);
+ us = CLK_TO_US(priv->pll_clk_rate, clk_count * 8);
us += 1000 * 1000; /* 1s tolerance */
if (us > UINT_MAX)
@@ -662,6 +663,10 @@ static int mtk_spim_probe(struct udevice
clk_enable(&priv->sel_clk);
clk_enable(&priv->spi_clk);
+ priv->pll_clk_rate = clk_get_rate(&priv->spi_clk);
+ if (priv->pll_clk_rate == 0)
+ return -EINVAL;
+
return 0;
}

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@ -0,0 +1,35 @@
From a7b630f02bb12f71f23866aee6f9a1a07497d475 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:02 +0800
Subject: [PATCH 04/29] spi: mtk_spim: clear IRQ enable bits
In u-boot we don't use IRQ. Instead, we poll busy bit in SPI_STATUS.
However these IRQ enable bits may be set in previous boot stage (BootROM).
If we leave these bits not cleared, although u-boot has disabled IRQ and
nothing will happen, the linux kernel may encounter panic during
initializing the spim driver due to IRQ event happens before IRQ handler
is properly setup.
This patch clear IRQ bits to prevent this from happening.
Signed-off-by: SkyLake.Huang <skylake.huang@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
---
drivers/spi/mtk_spim.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/spi/mtk_spim.c
+++ b/drivers/spi/mtk_spim.c
@@ -242,6 +242,9 @@ static int mtk_spim_hw_init(struct spi_s
reg_val &= ~SPI_CMD_SAMPLE_SEL;
}
+ /* Disable interrupt enable for pause mode & normal mode */
+ reg_val &= ~(SPI_CMD_PAUSE_IE | SPI_CMD_FINISH_IE);
+
/* disable dma mode */
reg_val &= ~(SPI_CMD_TX_DMA | SPI_CMD_RX_DMA);

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@ -0,0 +1,25 @@
From 73060da8b54e74c51ef6c1fd31c4fac6ad6b8d0e Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:07 +0800
Subject: [PATCH 05/29] serial: mtk: initial priv data before using
This patch ensures driver private data being fully initialized in
_debug_uart_init which is not covered by .priv_auto ops.
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
Reviewed-by: Stefan Roese <sr@denx.de>
---
drivers/serial/serial_mtk.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/serial/serial_mtk.c
+++ b/drivers/serial/serial_mtk.c
@@ -439,6 +439,7 @@ static inline void _debug_uart_init(void
{
struct mtk_serial_priv priv;
+ memset(&priv, 0, sizeof(struct mtk_serial_priv));
priv.regs = (void *) CONFIG_VAL(DEBUG_UART_BASE);
priv.fixed_clk_rate = CONFIG_DEBUG_UART_CLOCK;

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@ -0,0 +1,26 @@
From 06e6d224f7d564a34407eba21b51797da7f22628 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:11 +0800
Subject: [PATCH 06/29] reset: mediatek: check malloc return valaue before use
This patch add missing return value check for allocating the driver's
private data. -ENOMEM will be returned if malloc() fails.
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/reset/reset-mediatek.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/reset/reset-mediatek.c
+++ b/drivers/reset/reset-mediatek.c
@@ -79,6 +79,9 @@ int mediatek_reset_bind(struct udevice *
return ret;
priv = malloc(sizeof(struct mediatek_reset_priv));
+ if (!priv)
+ return -ENOMEM;
+
priv->regofs = regofs;
priv->nr_resets = num_regs * 32;
dev_set_priv(rst_dev, priv);

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@ -0,0 +1,125 @@
From 77898faf6ce56eb08109cdb853f074bad5acee55 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:15 +0800
Subject: [PATCH 07/29] i2c: mediatek: fix I2C usability for MT7981
MT7981 actually uses MediaTek I2C controller v3 instead of v1.
This patch adds support for I2C controller v3 fix fixes the I2C usability
for MT7981.
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/i2c/mtk_i2c.c | 45 +++++++++++++++++++++++++++++++++++++++++--
1 file changed, 43 insertions(+), 2 deletions(-)
--- a/drivers/i2c/mtk_i2c.c
+++ b/drivers/i2c/mtk_i2c.c
@@ -183,9 +183,36 @@ static const uint mt_i2c_regs_v2[] = {
[REG_DCM_EN] = 0xf88,
};
+static const uint mt_i2c_regs_v3[] = {
+ [REG_PORT] = 0x0,
+ [REG_INTR_MASK] = 0x8,
+ [REG_INTR_STAT] = 0xc,
+ [REG_CONTROL] = 0x10,
+ [REG_TRANSFER_LEN] = 0x14,
+ [REG_TRANSAC_LEN] = 0x18,
+ [REG_DELAY_LEN] = 0x1c,
+ [REG_TIMING] = 0x20,
+ [REG_START] = 0x24,
+ [REG_EXT_CONF] = 0x28,
+ [REG_LTIMING] = 0x2c,
+ [REG_HS] = 0x30,
+ [REG_IO_CONFIG] = 0x34,
+ [REG_FIFO_ADDR_CLR] = 0x38,
+ [REG_TRANSFER_LEN_AUX] = 0x44,
+ [REG_CLOCK_DIV] = 0x48,
+ [REG_SOFTRESET] = 0x50,
+ [REG_SLAVE_ADDR] = 0x94,
+ [REG_DEBUGSTAT] = 0xe4,
+ [REG_DEBUGCTRL] = 0xe8,
+ [REG_FIFO_STAT] = 0xf4,
+ [REG_FIFO_THRESH] = 0xf8,
+ [REG_DCM_EN] = 0xf88,
+};
+
struct mtk_i2c_soc_data {
const uint *regs;
uint dma_sync: 1;
+ uint ltiming_adjust: 1;
};
struct mtk_i2c_priv {
@@ -401,6 +428,10 @@ static int mtk_i2c_set_speed(struct udev
(sample_cnt << HS_SAMPLE_OFFSET) |
(step_cnt << HS_STEP_OFFSET);
i2c_writel(priv, REG_HS, high_speed_reg);
+ if (priv->soc_data->ltiming_adjust) {
+ timing_reg = (sample_cnt << 12) | (step_cnt << 9);
+ i2c_writel(priv, REG_LTIMING, timing_reg);
+ }
} else {
ret = mtk_i2c_calculate_speed(clk_src, priv->speed,
&step_cnt, &sample_cnt);
@@ -412,7 +443,12 @@ static int mtk_i2c_set_speed(struct udev
high_speed_reg = I2C_TIME_CLR_VALUE;
i2c_writel(priv, REG_TIMING, timing_reg);
i2c_writel(priv, REG_HS, high_speed_reg);
+ if (priv->soc_data->ltiming_adjust) {
+ timing_reg = (sample_cnt << 6) | step_cnt;
+ i2c_writel(priv, REG_LTIMING, timing_reg);
+ }
}
+
exit:
if (mtk_i2c_clk_disable(priv))
return log_msg_ret("set_speed disable clk", -1);
@@ -725,7 +761,6 @@ static int mtk_i2c_probe(struct udevice
return log_msg_ret("probe enable clk", -1);
mtk_i2c_init_hw(priv);
-
if (mtk_i2c_clk_disable(priv))
return log_msg_ret("probe disable clk", -1);
@@ -750,31 +785,37 @@ static int mtk_i2c_deblock(struct udevic
static const struct mtk_i2c_soc_data mt76xx_soc_data = {
.regs = mt_i2c_regs_v1,
.dma_sync = 0,
+ .ltiming_adjust = 0,
};
static const struct mtk_i2c_soc_data mt7981_soc_data = {
- .regs = mt_i2c_regs_v1,
+ .regs = mt_i2c_regs_v3,
.dma_sync = 1,
+ .ltiming_adjust = 1,
};
static const struct mtk_i2c_soc_data mt7986_soc_data = {
.regs = mt_i2c_regs_v1,
.dma_sync = 1,
+ .ltiming_adjust = 0,
};
static const struct mtk_i2c_soc_data mt8183_soc_data = {
.regs = mt_i2c_regs_v2,
.dma_sync = 1,
+ .ltiming_adjust = 0,
};
static const struct mtk_i2c_soc_data mt8518_soc_data = {
.regs = mt_i2c_regs_v1,
.dma_sync = 0,
+ .ltiming_adjust = 0,
};
static const struct mtk_i2c_soc_data mt8512_soc_data = {
.regs = mt_i2c_regs_v1,
.dma_sync = 1,
+ .ltiming_adjust = 0,
};
static const struct dm_i2c_ops mtk_i2c_ops = {

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@ -0,0 +1,36 @@
From e9467f40d4327cfcb80944a0f12ae195b0d7cd40 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:19 +0800
Subject: [PATCH 08/29] arm: dts: enable i2c support for MediaTek MT7981
This patch enables i2c support for MediaTek MT7981
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
arch/arm/dts/mt7981.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
--- a/arch/arm/dts/mt7981.dtsi
+++ b/arch/arm/dts/mt7981.dtsi
@@ -181,6 +181,20 @@
status = "disabled";
};
+ i2c0: i2c@11007000 {
+ compatible = "mediatek,mt7981-i2c";
+ reg = <0x11007000 0x1000>,
+ <0x10217080 0x80>;
+ interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
+ clock-div = <1>;
+ clocks = <&infracfg_ao CK_INFRA_I2CO_CK>,
+ <&infracfg_ao CK_INFRA_AP_DMA_CK>;
+ clock-names = "main", "dma";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
uart0: serial@11002000 {
compatible = "mediatek,hsuart";
reg = <0x11002000 0x400>;

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@ -0,0 +1,34 @@
From 646dab4a8e853b2d0789fa2ff64e7c48f5396cfa Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:24 +0800
Subject: [PATCH 09/29] pwm: mtk: add support for MediaTek MT7988 SoC
This patch adds PWM support for MediaTek MT7988 SoC.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/pwm/pwm-mtk.c | 7 +++++++
1 file changed, 7 insertions(+)
--- a/drivers/pwm/pwm-mtk.c
+++ b/drivers/pwm/pwm-mtk.c
@@ -205,12 +205,19 @@ static const struct mtk_pwm_soc mt7986_d
.reg_ver = PWM_REG_V1,
};
+static const struct mtk_pwm_soc mt7988_data = {
+ .num_pwms = 8,
+ .pwm45_fixup = false,
+ .reg_ver = PWM_REG_V2,
+};
+
static const struct udevice_id mtk_pwm_ids[] = {
{ .compatible = "mediatek,mt7622-pwm", .data = (ulong)&mt7622_data },
{ .compatible = "mediatek,mt7623-pwm", .data = (ulong)&mt7623_data },
{ .compatible = "mediatek,mt7629-pwm", .data = (ulong)&mt7629_data },
{ .compatible = "mediatek,mt7981-pwm", .data = (ulong)&mt7981_data },
{ .compatible = "mediatek,mt7986-pwm", .data = (ulong)&mt7986_data },
+ { .compatible = "mediatek,mt7988-pwm", .data = (ulong)&mt7988_data },
{ }
};

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@ -0,0 +1,49 @@
From b4a308dd31a7c6754be230849a5e430052268b9c Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:33 +0800
Subject: [PATCH 11/29] reset: mediatek: add reset definition for MediaTek
MT7988 SoC
This patch adds reset bits for MediaTek MT7988
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
include/dt-bindings/reset/mt7988-reset.h | 31 ++++++++++++++++++++++++
1 file changed, 31 insertions(+)
create mode 100644 include/dt-bindings/reset/mt7988-reset.h
--- /dev/null
+++ b/include/dt-bindings/reset/mt7988-reset.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2023 MediaTek Inc.
+ */
+
+#ifndef _DT_BINDINGS_MTK_RESET_H_
+#define _DT_BINDINGS_MTK_RESET_H_
+
+/* ETHDMA Subsystem resets */
+#define ETHDMA_FE_RST 6
+#define ETHDMA_PMTR_RST 8
+#define ETHDMA_GMAC_RST 23
+#define ETHDMA_WDMA0_RST 24
+#define ETHDMA_WDMA1_RST 25
+#define ETHDMA_WDMA2_RST 26
+#define ETHDMA_PPE0_RST 29
+#define ETHDMA_PPE1_RST 30
+#define ETHDMA_PPE2_RST 31
+
+/* ETHWARP Subsystem resets */
+#define ETHWARP_GSW_RST 9
+#define ETHWARP_EIP197_RST 10
+#define ETHWARP_WOCPU0_RST 32
+#define ETHWARP_WOCPU1_RST 33
+#define ETHWARP_WOCPU2_RST 34
+#define ETHWARP_WOX_NET_MUX_RST 35
+#define ETHWARP_WED0_RST 36
+#define ETHWARP_WED1_RST 37
+#define ETHWARP_WED2_RST 38
+
+#endif /* _DT_BINDINGS_MTK_RESET_H_ */

View File

@ -0,0 +1,37 @@
From 783c46d29f8b186bd65f3e83f38ad883e8bcec69 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:42 +0800
Subject: [PATCH 13/29] pinctrl: mediatek: fix the return value in driving
configuration functions
The original mediatek pinctrl functions for driving configuration
'mtk_pinconf_drive_set_*' do not return -ENOSUPP even if input
parameters are not supported.
This patch fixes the return value in those functions.
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
@@ -513,7 +513,7 @@ int mtk_pinconf_drive_set_v0(struct udev
return err;
}
- return 0;
+ return err;
}
int mtk_pinconf_drive_set_v1(struct udevice *dev, u32 pin, u32 arg)
@@ -531,7 +531,7 @@ int mtk_pinconf_drive_set_v1(struct udev
return err;
}
- return 0;
+ return err;
}
int mtk_pinconf_drive_set(struct udevice *dev, u32 pin, u32 arg)

View File

@ -0,0 +1,43 @@
From 090351b416e57e0f7b5d1a4c87d4ed9ab4f5c89b Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:46 +0800
Subject: [PATCH 14/29] pinctrl: mediatek: add pinmux_set ops support
This patch adds pinmux_set ops for mediatek pinctrl framework
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
@@ -304,6 +304,19 @@ static const char *mtk_get_function_name
return priv->soc->funcs[selector].name;
}
+static int mtk_pinmux_set(struct udevice *dev, unsigned int pin_selector,
+ unsigned int func_selector)
+{
+ int err;
+
+ err = mtk_hw_set_value(dev, pin_selector, PINCTRL_PIN_REG_MODE,
+ func_selector);
+ if (err)
+ return err;
+
+ return 0;
+}
+
static int mtk_pinmux_group_set(struct udevice *dev,
unsigned int group_selector,
unsigned int func_selector)
@@ -647,6 +660,7 @@ const struct pinctrl_ops mtk_pinctrl_ops
.get_group_name = mtk_get_group_name,
.get_functions_count = mtk_get_functions_count,
.get_function_name = mtk_get_function_name,
+ .pinmux_set = mtk_pinmux_set,
.pinmux_group_set = mtk_pinmux_group_set,
#if CONFIG_IS_ENABLED(PINCONF)
.pinconf_num_params = ARRAY_SIZE(mtk_conf_params),

View File

@ -0,0 +1,138 @@
From a0405999ebecf21ed9f76f1dc9420682cd3feba0 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:54 +0800
Subject: [PATCH 16/29] net: mediatek: connect switch to PSE only when starting
eth is requested
So far the switch is initialized in probe stage and is connected to PSE
unconditionally. This will cause all packets being flooded to PSE and may
cause PSE hang before entering linux.
This patch changes the connection between switch and PSE:
- Still initialize switch in probe stage, but disconnect it with PSE
- Connect switch with PSE on eth start
- Disconnect on eth stop
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth.c | 44 ++++++++++++++++++++++++++++++++++++++++---
1 file changed, 41 insertions(+), 3 deletions(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -123,8 +123,10 @@ struct mtk_eth_priv {
enum mtk_switch sw;
int (*switch_init)(struct mtk_eth_priv *priv);
+ void (*switch_mac_control)(struct mtk_eth_priv *priv, bool enable);
u32 mt753x_smi_addr;
u32 mt753x_phy_base;
+ u32 mt753x_pmcr;
struct gpio_desc rst_gpio;
int mcm;
@@ -613,6 +615,16 @@ static int mt7530_pad_clk_setup(struct m
return 0;
}
+static void mt7530_mac_control(struct mtk_eth_priv *priv, bool enable)
+{
+ u32 pmcr = FORCE_MODE;
+
+ if (enable)
+ pmcr = priv->mt753x_pmcr;
+
+ mt753x_reg_write(priv, PMCR_REG(6), pmcr);
+}
+
static int mt7530_setup(struct mtk_eth_priv *priv)
{
u16 phy_addr, phy_val;
@@ -663,11 +675,14 @@ static int mt7530_setup(struct mtk_eth_p
FORCE_DPX | FORCE_LINK;
/* MT7530 Port6: Forced 1000M/FD, FC disabled */
- mt753x_reg_write(priv, PMCR_REG(6), val);
+ priv->mt753x_pmcr = val;
/* MT7530 Port5: Forced link down */
mt753x_reg_write(priv, PMCR_REG(5), FORCE_MODE);
+ /* Keep MAC link down before starting eth */
+ mt753x_reg_write(priv, PMCR_REG(6), FORCE_MODE);
+
/* MT7530 Port6: Set to RGMII */
mt753x_reg_rmw(priv, MT7530_P6ECR, P6_INTF_MODE_M, P6_INTF_MODE_RGMII);
@@ -823,6 +838,17 @@ static void mt7531_phy_setting(struct mt
}
}
+static void mt7531_mac_control(struct mtk_eth_priv *priv, bool enable)
+{
+ u32 pmcr = FORCE_MODE_LNK;
+
+ if (enable)
+ pmcr = priv->mt753x_pmcr;
+
+ mt753x_reg_write(priv, PMCR_REG(5), pmcr);
+ mt753x_reg_write(priv, PMCR_REG(6), pmcr);
+}
+
static int mt7531_setup(struct mtk_eth_priv *priv)
{
u16 phy_addr, phy_val;
@@ -882,8 +908,11 @@ static int mt7531_setup(struct mtk_eth_p
(SPEED_1000M << FORCE_SPD_S) | FORCE_DPX |
FORCE_LINK;
- mt753x_reg_write(priv, PMCR_REG(5), pmcr);
- mt753x_reg_write(priv, PMCR_REG(6), pmcr);
+ priv->mt753x_pmcr = pmcr;
+
+ /* Keep MAC link down before starting eth */
+ mt753x_reg_write(priv, PMCR_REG(5), FORCE_MODE_LNK);
+ mt753x_reg_write(priv, PMCR_REG(6), FORCE_MODE_LNK);
/* Turn on PHYs */
for (i = 0; i < MT753X_NUM_PHYS; i++) {
@@ -1227,6 +1256,9 @@ static int mtk_eth_start(struct udevice
mtk_eth_fifo_init(priv);
+ if (priv->switch_mac_control)
+ priv->switch_mac_control(priv, true);
+
/* Start PHY */
if (priv->sw == SW_NONE) {
ret = mtk_phy_start(priv);
@@ -1245,6 +1277,9 @@ static void mtk_eth_stop(struct udevice
{
struct mtk_eth_priv *priv = dev_get_priv(dev);
+ if (priv->switch_mac_control)
+ priv->switch_mac_control(priv, false);
+
mtk_pdma_rmw(priv, PDMA_GLO_CFG_REG,
TX_WB_DDONE | RX_DMA_EN | TX_DMA_EN, 0);
udelay(500);
@@ -1484,16 +1519,19 @@ static int mtk_eth_of_to_plat(struct ude
/* check for switch first, otherwise phy will be used */
priv->sw = SW_NONE;
priv->switch_init = NULL;
+ priv->switch_mac_control = NULL;
str = dev_read_string(dev, "mediatek,switch");
if (str) {
if (!strcmp(str, "mt7530")) {
priv->sw = SW_MT7530;
priv->switch_init = mt7530_setup;
+ priv->switch_mac_control = mt7530_mac_control;
priv->mt753x_smi_addr = MT753X_DFL_SMI_ADDR;
} else if (!strcmp(str, "mt7531")) {
priv->sw = SW_MT7531;
priv->switch_init = mt7531_setup;
+ priv->switch_mac_control = mt7531_mac_control;
priv->mt753x_smi_addr = MT753X_DFL_SMI_ADDR;
} else {
printf("error: unsupported switch\n");

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@ -0,0 +1,56 @@
From d9a52701f6677889cc3332ab7a888f35cd69cc76 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:16:59 +0800
Subject: [PATCH 17/29] net: mediatek: optimize the switch reset delay wait
time
Not all switches requires 1 second delay after deasserting reset.
MT7531 requires only maximum 200ms.
This patch defines dedicated reset wait time for each switch chip, and will
significantly improve the boot time for boards using MT7531.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -127,6 +127,7 @@ struct mtk_eth_priv {
u32 mt753x_smi_addr;
u32 mt753x_phy_base;
u32 mt753x_pmcr;
+ u32 mt753x_reset_wait_time;
struct gpio_desc rst_gpio;
int mcm;
@@ -943,12 +944,12 @@ int mt753x_switch_init(struct mtk_eth_pr
reset_assert(&priv->rst_mcm);
udelay(1000);
reset_deassert(&priv->rst_mcm);
- mdelay(1000);
+ mdelay(priv->mt753x_reset_wait_time);
} else if (dm_gpio_is_valid(&priv->rst_gpio)) {
dm_gpio_set_value(&priv->rst_gpio, 0);
udelay(1000);
dm_gpio_set_value(&priv->rst_gpio, 1);
- mdelay(1000);
+ mdelay(priv->mt753x_reset_wait_time);
}
ret = priv->switch_init(priv);
@@ -1528,11 +1529,13 @@ static int mtk_eth_of_to_plat(struct ude
priv->switch_init = mt7530_setup;
priv->switch_mac_control = mt7530_mac_control;
priv->mt753x_smi_addr = MT753X_DFL_SMI_ADDR;
+ priv->mt753x_reset_wait_time = 1000;
} else if (!strcmp(str, "mt7531")) {
priv->sw = SW_MT7531;
priv->switch_init = mt7531_setup;
priv->switch_mac_control = mt7531_mac_control;
priv->mt753x_smi_addr = MT753X_DFL_SMI_ADDR;
+ priv->mt753x_reset_wait_time = 200;
} else {
printf("error: unsupported switch\n");
return -EINVAL;

View File

@ -0,0 +1,34 @@
From c44f6ac1a31961b0d4faf982ee42167de5ac1672 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:03 +0800
Subject: [PATCH 18/29] net: mediatek: fix direct MDIO clause 45 access via SoC
The original direct MDIO clause 45 access via SoC is missing the
data output. This patch adds it back to ensure MDIO clause 45 can
work properly for external PHYs.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -198,7 +198,7 @@ static int mtk_mii_rw(struct mtk_eth_pri
(((u32)phy << MDIO_PHY_ADDR_S) & MDIO_PHY_ADDR_M) |
(((u32)reg << MDIO_REG_ADDR_S) & MDIO_REG_ADDR_M);
- if (cmd == MDIO_CMD_WRITE)
+ if (cmd == MDIO_CMD_WRITE || cmd == MDIO_CMD_ADDR)
val |= data & MDIO_RW_DATA_M;
mtk_gmac_write(priv, GMAC_PIAC_REG, val | PHY_ACS_ST);
@@ -210,7 +210,7 @@ static int mtk_mii_rw(struct mtk_eth_pri
return ret;
}
- if (cmd == MDIO_CMD_READ) {
+ if (cmd == MDIO_CMD_READ || cmd == MDIO_CMD_READ_C45) {
val = mtk_gmac_read(priv, GMAC_PIAC_REG);
return val & MDIO_RW_DATA_M;
}

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@ -0,0 +1,36 @@
From 9d35558bedfb82860c63cc11d3426afcbd82cb5c Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:07 +0800
Subject: [PATCH 19/29] net: mediatek: add missing static qualifier
mt7531_mmd_ind_read and mt753x_switch_init are defined without static.
Since they're not used outside this file, we should add them back.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
fixup to add static qualifier
---
drivers/net/mtk_eth.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -436,7 +436,8 @@ static int mt7531_mii_ind_write(struct m
MDIO_ST_C22);
}
-int mt7531_mmd_ind_read(struct mtk_eth_priv *priv, u8 addr, u8 devad, u16 reg)
+static int mt7531_mmd_ind_read(struct mtk_eth_priv *priv, u8 addr, u8 devad,
+ u16 reg)
{
u8 phy_addr;
int ret;
@@ -934,7 +935,7 @@ static int mt7531_setup(struct mtk_eth_p
return 0;
}
-int mt753x_switch_init(struct mtk_eth_priv *priv)
+static int mt753x_switch_init(struct mtk_eth_priv *priv)
{
int ret;
int i;

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@ -0,0 +1,149 @@
From 8e59c3cc700a6efb8db574f3c8e18b6181b4a07d Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:13 +0800
Subject: [PATCH 20/29] net: mediatek: add support for SGMII 1Gbps
auto-negotiation mode
Existing SGMII support of mtk-eth is actually a MediaTek-specific
2.5Gbps high-speed SGMII (HSGMII) which does not support
auto-negotiation mode.
This patch adds SGMII 1Gbps auto-negotiation mode and rename the
existing HSGMII to 2500basex.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth.c | 46 +++++++++++++++++++++++++++++++++++++------
drivers/net/mtk_eth.h | 2 ++
2 files changed, 42 insertions(+), 6 deletions(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -893,7 +893,7 @@ static int mt7531_setup(struct mtk_eth_p
if (!port5_sgmii)
mt7531_port_rgmii_init(priv, 5);
break;
- case PHY_INTERFACE_MODE_SGMII:
+ case PHY_INTERFACE_MODE_2500BASEX:
mt7531_port_sgmii_init(priv, 6);
if (port5_sgmii)
mt7531_port_sgmii_init(priv, 5);
@@ -986,6 +986,7 @@ static void mtk_phy_link_adjust(struct m
(MAC_RX_PKT_LEN_1536 << MAC_RX_PKT_LEN_S) |
MAC_MODE | FORCE_MODE |
MAC_TX_EN | MAC_RX_EN |
+ DEL_RXFIFO_CLR |
BKOFF_EN | BACKPR_EN;
switch (priv->phydev->speed) {
@@ -996,6 +997,7 @@ static void mtk_phy_link_adjust(struct m
mcr |= (SPEED_100M << FORCE_SPD_S);
break;
case SPEED_1000:
+ case SPEED_2500:
mcr |= (SPEED_1000M << FORCE_SPD_S);
break;
};
@@ -1048,7 +1050,8 @@ static int mtk_phy_start(struct mtk_eth_
return 0;
}
- mtk_phy_link_adjust(priv);
+ if (!priv->force_mode)
+ mtk_phy_link_adjust(priv);
debug("Speed: %d, %s duplex%s\n", phydev->speed,
(phydev->duplex) ? "full" : "half",
@@ -1076,7 +1079,31 @@ static int mtk_phy_probe(struct udevice
return 0;
}
-static void mtk_sgmii_init(struct mtk_eth_priv *priv)
+static void mtk_sgmii_an_init(struct mtk_eth_priv *priv)
+{
+ /* Set SGMII GEN1 speed(1G) */
+ clrsetbits_le32(priv->sgmii_base + priv->soc->ana_rgc3,
+ SGMSYS_SPEED_2500, 0);
+
+ /* Enable SGMII AN */
+ setbits_le32(priv->sgmii_base + SGMSYS_PCS_CONTROL_1,
+ SGMII_AN_ENABLE);
+
+ /* SGMII AN mode setting */
+ writel(SGMII_AN_MODE, priv->sgmii_base + SGMSYS_SGMII_MODE);
+
+ /* SGMII PN SWAP setting */
+ if (priv->pn_swap) {
+ setbits_le32(priv->sgmii_base + SGMSYS_QPHY_WRAP_CTRL,
+ SGMII_PN_SWAP_TX_RX);
+ }
+
+ /* Release PHYA power down state */
+ clrsetbits_le32(priv->sgmii_base + SGMSYS_QPHY_PWR_STATE_CTRL,
+ SGMII_PHYA_PWD, 0);
+}
+
+static void mtk_sgmii_force_init(struct mtk_eth_priv *priv)
{
/* Set SGMII GEN2 speed(2.5G) */
setbits_le32(priv->sgmii_base + priv->soc->ana_rgc3,
@@ -1111,10 +1138,14 @@ static void mtk_mac_init(struct mtk_eth_
ge_mode = GE_MODE_RGMII;
break;
case PHY_INTERFACE_MODE_SGMII:
+ case PHY_INTERFACE_MODE_2500BASEX:
ge_mode = GE_MODE_RGMII;
mtk_ethsys_rmw(priv, ETHSYS_SYSCFG0_REG, SYSCFG0_SGMII_SEL_M,
SYSCFG0_SGMII_SEL(priv->gmac_id));
- mtk_sgmii_init(priv);
+ if (priv->phy_interface == PHY_INTERFACE_MODE_SGMII)
+ mtk_sgmii_an_init(priv);
+ else
+ mtk_sgmii_force_init(priv);
break;
case PHY_INTERFACE_MODE_MII:
case PHY_INTERFACE_MODE_GMII:
@@ -1148,6 +1179,7 @@ static void mtk_mac_init(struct mtk_eth_
mcr |= SPEED_100M << FORCE_SPD_S;
break;
case SPEED_1000:
+ case SPEED_2500:
mcr |= SPEED_1000M << FORCE_SPD_S;
break;
}
@@ -1490,13 +1522,15 @@ static int mtk_eth_of_to_plat(struct ude
priv->duplex = ofnode_read_bool(subnode, "full-duplex");
if (priv->speed != SPEED_10 && priv->speed != SPEED_100 &&
- priv->speed != SPEED_1000) {
+ priv->speed != SPEED_1000 && priv->speed != SPEED_2500 &&
+ priv->speed != SPEED_10000) {
printf("error: no valid speed set in fixed-link\n");
return -EINVAL;
}
}
- if (priv->phy_interface == PHY_INTERFACE_MODE_SGMII) {
+ if (priv->phy_interface == PHY_INTERFACE_MODE_SGMII ||
+ priv->phy_interface == PHY_INTERFACE_MODE_2500BASEX) {
/* get corresponding sgmii phandle */
ret = dev_read_phandle_with_args(dev, "mediatek,sgmiisys",
NULL, 0, 0, &args);
--- a/drivers/net/mtk_eth.h
+++ b/drivers/net/mtk_eth.h
@@ -69,6 +69,7 @@ enum mkt_eth_capabilities {
#define SGMII_AN_RESTART BIT(9)
#define SGMSYS_SGMII_MODE 0x20
+#define SGMII_AN_MODE 0x31120103
#define SGMII_FORCE_MODE 0x31120019
#define SGMSYS_QPHY_PWR_STATE_CTRL 0xe8
@@ -168,6 +169,7 @@ enum mkt_eth_capabilities {
#define FORCE_MODE BIT(15)
#define MAC_TX_EN BIT(14)
#define MAC_RX_EN BIT(13)
+#define DEL_RXFIFO_CLR BIT(12)
#define BKOFF_EN BIT(9)
#define BACKPR_EN BIT(8)
#define FORCE_RX_FC BIT(5)

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@ -0,0 +1,214 @@
From 64ef7e977767e3b1305fb94a5169d8b7d3b19b6c Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:18 +0800
Subject: [PATCH 21/29] arm: dts: mediatek: convert gmac link mode to
2500base-x
Now that individual 2.5Gbps SGMII support has been added to
mtk-eth, all boards that use 2.5Gbps link with mt7531 must be
converted to use "2500base-x" instead of "sgmii".
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
[also convert BPi-R3]
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
arch/arm/dts/mt7622-bananapi-bpi-r64.dts | 4 ++--
arch/arm/dts/mt7622-rfb.dts | 4 ++--
arch/arm/dts/mt7629-rfb.dts | 4 ++--
arch/arm/dts/mt7981-emmc-rfb.dts | 4 ++--
arch/arm/dts/mt7981-rfb.dts | 4 ++--
arch/arm/dts/mt7981-sd-rfb.dts | 4 ++--
arch/arm/dts/mt7986a-bpi-r3-sd.dts | 4 ++--
arch/arm/dts/mt7986a-rfb.dts | 4 ++--
arch/arm/dts/mt7986a-sd-rfb.dts | 4 ++--
arch/arm/dts/mt7986b-rfb.dts | 4 ++--
arch/arm/dts/mt7986b-sd-rfb.dts | 4 ++--
11 files changed, 22 insertions(+), 22 deletions(-)
--- a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
+++ b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
@@ -224,12 +224,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 54 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7622-rfb.dts
+++ b/arch/arm/dts/mt7622-rfb.dts
@@ -240,12 +240,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 54 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7629-rfb.dts
+++ b/arch/arm/dts/mt7629-rfb.dts
@@ -25,12 +25,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 28 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7981-emmc-rfb.dts
+++ b/arch/arm/dts/mt7981-emmc-rfb.dts
@@ -46,12 +46,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 39 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7981-rfb.dts
+++ b/arch/arm/dts/mt7981-rfb.dts
@@ -37,12 +37,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 39 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7981-sd-rfb.dts
+++ b/arch/arm/dts/mt7981-sd-rfb.dts
@@ -46,12 +46,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 39 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7986a-bpi-r3-sd.dts
+++ b/arch/arm/dts/mt7986a-bpi-r3-sd.dts
@@ -76,12 +76,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7986a-rfb.dts
+++ b/arch/arm/dts/mt7986a-rfb.dts
@@ -55,12 +55,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7986a-sd-rfb.dts
+++ b/arch/arm/dts/mt7986a-sd-rfb.dts
@@ -47,12 +47,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7986b-rfb.dts
+++ b/arch/arm/dts/mt7986b-rfb.dts
@@ -46,12 +46,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};
--- a/arch/arm/dts/mt7986b-sd-rfb.dts
+++ b/arch/arm/dts/mt7986b-sd-rfb.dts
@@ -47,12 +47,12 @@
&eth {
status = "okay";
mediatek,gmac-id = <0>;
- phy-mode = "sgmii";
+ phy-mode = "2500base-x";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
fixed-link {
- speed = <1000>;
+ speed = <2500>;
full-duplex;
};
};

View File

@ -0,0 +1,138 @@
From 542d455466bdf32e1bb70230ebcdefd8ed09643b Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:22 +0800
Subject: [PATCH 22/29] net: mediatek: add support for GMAC/USB3 PHY mux mode
for MT7981
MT7981 has its GMAC2 PHY shared with USB3. To enable GMAC2, mux
register must be set to connect the SGMII phy to GMAC2.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth.c | 33 ++++++++++++++++++++++++++++++++-
drivers/net/mtk_eth.h | 16 ++++++++++++++++
2 files changed, 48 insertions(+), 1 deletion(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -103,6 +103,8 @@ struct mtk_eth_priv {
struct regmap *ethsys_regmap;
+ struct regmap *infra_regmap;
+
struct mii_dev *mdio_bus;
int (*mii_read)(struct mtk_eth_priv *priv, u8 phy, u8 reg);
int (*mii_write)(struct mtk_eth_priv *priv, u8 phy, u8 reg, u16 val);
@@ -186,6 +188,17 @@ static void mtk_ethsys_rmw(struct mtk_et
regmap_write(priv->ethsys_regmap, reg, val);
}
+static void mtk_infra_rmw(struct mtk_eth_priv *priv, u32 reg, u32 clr,
+ u32 set)
+{
+ uint val;
+
+ regmap_read(priv->infra_regmap, reg, &val);
+ val &= ~clr;
+ val |= set;
+ regmap_write(priv->infra_regmap, reg, val);
+}
+
/* Direct MDIO clause 22/45 access via SoC */
static int mtk_mii_rw(struct mtk_eth_priv *priv, u8 phy, u8 reg, u16 data,
u32 cmd, u32 st)
@@ -1139,6 +1152,11 @@ static void mtk_mac_init(struct mtk_eth_
break;
case PHY_INTERFACE_MODE_SGMII:
case PHY_INTERFACE_MODE_2500BASEX:
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_GMAC2_U3_QPHY)) {
+ mtk_infra_rmw(priv, USB_PHY_SWITCH_REG, QPHY_SEL_MASK,
+ SGMII_QPHY_SEL);
+ }
+
ge_mode = GE_MODE_RGMII;
mtk_ethsys_rmw(priv, ETHSYS_SYSCFG0_REG, SYSCFG0_SGMII_SEL_M,
SYSCFG0_SGMII_SEL(priv->gmac_id));
@@ -1497,6 +1515,19 @@ static int mtk_eth_of_to_plat(struct ude
if (IS_ERR(priv->ethsys_regmap))
return PTR_ERR(priv->ethsys_regmap);
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_INFRA)) {
+ /* get corresponding infracfg phandle */
+ ret = dev_read_phandle_with_args(dev, "mediatek,infracfg",
+ NULL, 0, 0, &args);
+
+ if (ret)
+ return ret;
+
+ priv->infra_regmap = syscon_node_to_regmap(args.node);
+ if (IS_ERR(priv->infra_regmap))
+ return PTR_ERR(priv->infra_regmap);
+ }
+
/* Reset controllers */
ret = reset_get_by_name(dev, "fe", &priv->rst_fe);
if (ret) {
@@ -1614,7 +1645,7 @@ static const struct mtk_soc_data mt7986_
};
static const struct mtk_soc_data mt7981_data = {
- .caps = MT7986_CAPS,
+ .caps = MT7981_CAPS,
.ana_rgc3 = 0x128,
.pdma_base = PDMA_V2_BASE,
.txd_size = sizeof(struct mtk_tx_dma_v2),
--- a/drivers/net/mtk_eth.h
+++ b/drivers/net/mtk_eth.h
@@ -15,27 +15,38 @@
enum mkt_eth_capabilities {
MTK_TRGMII_BIT,
MTK_TRGMII_MT7621_CLK_BIT,
+ MTK_U3_COPHY_V2_BIT,
+ MTK_INFRA_BIT,
MTK_NETSYS_V2_BIT,
/* PATH BITS */
MTK_ETH_PATH_GMAC1_TRGMII_BIT,
+ MTK_ETH_PATH_GMAC2_SGMII_BIT,
};
#define MTK_TRGMII BIT(MTK_TRGMII_BIT)
#define MTK_TRGMII_MT7621_CLK BIT(MTK_TRGMII_MT7621_CLK_BIT)
+#define MTK_U3_COPHY_V2 BIT(MTK_U3_COPHY_V2_BIT)
+#define MTK_INFRA BIT(MTK_INFRA_BIT)
#define MTK_NETSYS_V2 BIT(MTK_NETSYS_V2_BIT)
/* Supported path present on SoCs */
#define MTK_ETH_PATH_GMAC1_TRGMII BIT(MTK_ETH_PATH_GMAC1_TRGMII_BIT)
+#define MTK_ETH_PATH_GMAC2_SGMII BIT(MTK_ETH_PATH_GMAC2_SGMII_BIT)
+
#define MTK_GMAC1_TRGMII (MTK_ETH_PATH_GMAC1_TRGMII | MTK_TRGMII)
+#define MTK_GMAC2_U3_QPHY (MTK_ETH_PATH_GMAC2_SGMII | MTK_U3_COPHY_V2 | MTK_INFRA)
+
#define MTK_HAS_CAPS(caps, _x) (((caps) & (_x)) == (_x))
#define MT7621_CAPS (MTK_GMAC1_TRGMII | MTK_TRGMII_MT7621_CLK)
#define MT7623_CAPS (MTK_GMAC1_TRGMII)
+#define MT7981_CAPS (MTK_GMAC2_U3_QPHY | MTK_NETSYS_V2)
+
#define MT7986_CAPS (MTK_NETSYS_V2)
/* Frame Engine Register Bases */
@@ -56,6 +67,11 @@ enum mkt_eth_capabilities {
#define ETHSYS_CLKCFG0_REG 0x2c
#define ETHSYS_TRGMII_CLK_SEL362_5 BIT(11)
+/* Top misc registers */
+#define USB_PHY_SWITCH_REG 0x218
+#define QPHY_SEL_MASK 0x3
+#define SGMII_QPHY_SEL 0x2
+
/* SYSCFG0_GE_MODE: GE Modes */
#define GE_MODE_RGMII 0
#define GE_MODE_MII 1

View File

@ -0,0 +1,36 @@
From 64dab5fc8405005a78bdf1e0035d8b754cdf0c7e Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:27 +0800
Subject: [PATCH 23/29] arm: dts: mediatek: add infracfg registers to support
GMAC/USB3 Co-PHY
This patch adds infracfg to eth node to support enabling GMAC2.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
arch/arm/dts/mt7981.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
--- a/arch/arm/dts/mt7981.dtsi
+++ b/arch/arm/dts/mt7981.dtsi
@@ -266,6 +266,7 @@
reset-names = "fe";
mediatek,ethsys = <&ethsys>;
mediatek,sgmiisys = <&sgmiisys0>;
+ mediatek,infracfg = <&topmisc>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
@@ -284,6 +285,12 @@
#clock-cells = <1>;
};
+ topmisc: topmisc@11d10000 {
+ compatible = "mediatek,mt7981-topmisc", "syscon";
+ reg = <0x11d10000 0x10000>;
+ #clock-cells = <1>;
+ };
+
spi0: spi@1100a000 {
compatible = "mediatek,ipm-spi";
reg = <0x1100a000 0x100>;

View File

@ -0,0 +1,341 @@
From d62b483092035bc86d1db83ea4ac29bfa7bba77d Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:31 +0800
Subject: [PATCH 24/29] net: mediatek: add USXGMII support
This patch adds support for USXGMII of SoC.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth.c | 230 +++++++++++++++++++++++++++++++++++++++++-
drivers/net/mtk_eth.h | 24 +++++
2 files changed, 251 insertions(+), 3 deletions(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -105,6 +105,11 @@ struct mtk_eth_priv {
struct regmap *infra_regmap;
+ struct regmap *usxgmii_regmap;
+ struct regmap *xfi_pextp_regmap;
+ struct regmap *xfi_pll_regmap;
+ struct regmap *toprgu_regmap;
+
struct mii_dev *mdio_bus;
int (*mii_read)(struct mtk_eth_priv *priv, u8 phy, u8 reg);
int (*mii_write)(struct mtk_eth_priv *priv, u8 phy, u8 reg, u16 val);
@@ -989,6 +994,42 @@ static int mt753x_switch_init(struct mtk
return 0;
}
+static void mtk_xphy_link_adjust(struct mtk_eth_priv *priv)
+{
+ u16 lcl_adv = 0, rmt_adv = 0;
+ u8 flowctrl;
+ u32 mcr;
+
+ mcr = mtk_gmac_read(priv, XGMAC_PORT_MCR(priv->gmac_id));
+ mcr &= ~(XGMAC_FORCE_TX_FC | XGMAC_FORCE_RX_FC);
+
+ if (priv->phydev->duplex) {
+ if (priv->phydev->pause)
+ rmt_adv = LPA_PAUSE_CAP;
+ if (priv->phydev->asym_pause)
+ rmt_adv |= LPA_PAUSE_ASYM;
+
+ if (priv->phydev->advertising & ADVERTISED_Pause)
+ lcl_adv |= ADVERTISE_PAUSE_CAP;
+ if (priv->phydev->advertising & ADVERTISED_Asym_Pause)
+ lcl_adv |= ADVERTISE_PAUSE_ASYM;
+
+ flowctrl = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv);
+
+ if (flowctrl & FLOW_CTRL_TX)
+ mcr |= XGMAC_FORCE_TX_FC;
+ if (flowctrl & FLOW_CTRL_RX)
+ mcr |= XGMAC_FORCE_RX_FC;
+
+ debug("rx pause %s, tx pause %s\n",
+ flowctrl & FLOW_CTRL_RX ? "enabled" : "disabled",
+ flowctrl & FLOW_CTRL_TX ? "enabled" : "disabled");
+ }
+
+ mcr &= ~(XGMAC_TRX_DISABLE);
+ mtk_gmac_write(priv, XGMAC_PORT_MCR(priv->gmac_id), mcr);
+}
+
static void mtk_phy_link_adjust(struct mtk_eth_priv *priv)
{
u16 lcl_adv = 0, rmt_adv = 0;
@@ -1063,8 +1104,12 @@ static int mtk_phy_start(struct mtk_eth_
return 0;
}
- if (!priv->force_mode)
- mtk_phy_link_adjust(priv);
+ if (!priv->force_mode) {
+ if (priv->phy_interface == PHY_INTERFACE_MODE_USXGMII)
+ mtk_xphy_link_adjust(priv);
+ else
+ mtk_phy_link_adjust(priv);
+ }
debug("Speed: %d, %s duplex%s\n", phydev->speed,
(phydev->duplex) ? "full" : "half",
@@ -1140,6 +1185,112 @@ static void mtk_sgmii_force_init(struct
SGMII_PHYA_PWD, 0);
}
+static void mtk_xfi_pll_enable(struct mtk_eth_priv *priv)
+{
+ u32 val = 0;
+
+ /* Add software workaround for USXGMII PLL TCL issue */
+ regmap_write(priv->xfi_pll_regmap, XFI_PLL_ANA_GLB8,
+ RG_XFI_PLL_ANA_SWWA);
+
+ regmap_read(priv->xfi_pll_regmap, XFI_PLL_DIG_GLB8, &val);
+ val |= RG_XFI_PLL_EN;
+ regmap_write(priv->xfi_pll_regmap, XFI_PLL_DIG_GLB8, val);
+}
+
+static void mtk_usxgmii_reset(struct mtk_eth_priv *priv)
+{
+ switch (priv->gmac_id) {
+ case 1:
+ regmap_write(priv->toprgu_regmap, 0xFC, 0x0000A004);
+ regmap_write(priv->toprgu_regmap, 0x18, 0x88F0A004);
+ regmap_write(priv->toprgu_regmap, 0xFC, 0x00000000);
+ regmap_write(priv->toprgu_regmap, 0x18, 0x88F00000);
+ regmap_write(priv->toprgu_regmap, 0x18, 0x00F00000);
+ break;
+ case 2:
+ regmap_write(priv->toprgu_regmap, 0xFC, 0x00005002);
+ regmap_write(priv->toprgu_regmap, 0x18, 0x88F05002);
+ regmap_write(priv->toprgu_regmap, 0xFC, 0x00000000);
+ regmap_write(priv->toprgu_regmap, 0x18, 0x88F00000);
+ regmap_write(priv->toprgu_regmap, 0x18, 0x00F00000);
+ break;
+ }
+
+ mdelay(10);
+}
+
+static void mtk_usxgmii_setup_phya_an_10000(struct mtk_eth_priv *priv)
+{
+ regmap_write(priv->usxgmii_regmap, 0x810, 0x000FFE6D);
+ regmap_write(priv->usxgmii_regmap, 0x818, 0x07B1EC7B);
+ regmap_write(priv->usxgmii_regmap, 0x80C, 0x30000000);
+ ndelay(1020);
+ regmap_write(priv->usxgmii_regmap, 0x80C, 0x10000000);
+ ndelay(1020);
+ regmap_write(priv->usxgmii_regmap, 0x80C, 0x00000000);
+
+ regmap_write(priv->xfi_pextp_regmap, 0x9024, 0x00C9071C);
+ regmap_write(priv->xfi_pextp_regmap, 0x2020, 0xAA8585AA);
+ regmap_write(priv->xfi_pextp_regmap, 0x2030, 0x0C020707);
+ regmap_write(priv->xfi_pextp_regmap, 0x2034, 0x0E050F0F);
+ regmap_write(priv->xfi_pextp_regmap, 0x2040, 0x00140032);
+ regmap_write(priv->xfi_pextp_regmap, 0x50F0, 0x00C014AA);
+ regmap_write(priv->xfi_pextp_regmap, 0x50E0, 0x3777C12B);
+ regmap_write(priv->xfi_pextp_regmap, 0x506C, 0x005F9CFF);
+ regmap_write(priv->xfi_pextp_regmap, 0x5070, 0x9D9DFAFA);
+ regmap_write(priv->xfi_pextp_regmap, 0x5074, 0x27273F3F);
+ regmap_write(priv->xfi_pextp_regmap, 0x5078, 0xA7883C68);
+ regmap_write(priv->xfi_pextp_regmap, 0x507C, 0x11661166);
+ regmap_write(priv->xfi_pextp_regmap, 0x5080, 0x0E000AAF);
+ regmap_write(priv->xfi_pextp_regmap, 0x5084, 0x08080D0D);
+ regmap_write(priv->xfi_pextp_regmap, 0x5088, 0x02030909);
+ regmap_write(priv->xfi_pextp_regmap, 0x50E4, 0x0C0C0000);
+ regmap_write(priv->xfi_pextp_regmap, 0x50E8, 0x04040000);
+ regmap_write(priv->xfi_pextp_regmap, 0x50EC, 0x0F0F0C06);
+ regmap_write(priv->xfi_pextp_regmap, 0x50A8, 0x506E8C8C);
+ regmap_write(priv->xfi_pextp_regmap, 0x6004, 0x18190000);
+ regmap_write(priv->xfi_pextp_regmap, 0x00F8, 0x01423342);
+ regmap_write(priv->xfi_pextp_regmap, 0x00F4, 0x80201F20);
+ regmap_write(priv->xfi_pextp_regmap, 0x0030, 0x00050C00);
+ regmap_write(priv->xfi_pextp_regmap, 0x0070, 0x02002800);
+ ndelay(1020);
+ regmap_write(priv->xfi_pextp_regmap, 0x30B0, 0x00000020);
+ regmap_write(priv->xfi_pextp_regmap, 0x3028, 0x00008A01);
+ regmap_write(priv->xfi_pextp_regmap, 0x302C, 0x0000A884);
+ regmap_write(priv->xfi_pextp_regmap, 0x3024, 0x00083002);
+ regmap_write(priv->xfi_pextp_regmap, 0x3010, 0x00022220);
+ regmap_write(priv->xfi_pextp_regmap, 0x5064, 0x0F020A01);
+ regmap_write(priv->xfi_pextp_regmap, 0x50B4, 0x06100600);
+ regmap_write(priv->xfi_pextp_regmap, 0x3048, 0x40704000);
+ regmap_write(priv->xfi_pextp_regmap, 0x3050, 0xA8000000);
+ regmap_write(priv->xfi_pextp_regmap, 0x3054, 0x000000AA);
+ regmap_write(priv->xfi_pextp_regmap, 0x306C, 0x00000F00);
+ regmap_write(priv->xfi_pextp_regmap, 0xA060, 0x00040000);
+ regmap_write(priv->xfi_pextp_regmap, 0x90D0, 0x00000001);
+ regmap_write(priv->xfi_pextp_regmap, 0x0070, 0x0200E800);
+ udelay(150);
+ regmap_write(priv->xfi_pextp_regmap, 0x0070, 0x0200C111);
+ ndelay(1020);
+ regmap_write(priv->xfi_pextp_regmap, 0x0070, 0x0200C101);
+ udelay(15);
+ regmap_write(priv->xfi_pextp_regmap, 0x0070, 0x0202C111);
+ ndelay(1020);
+ regmap_write(priv->xfi_pextp_regmap, 0x0070, 0x0202C101);
+ udelay(100);
+ regmap_write(priv->xfi_pextp_regmap, 0x30B0, 0x00000030);
+ regmap_write(priv->xfi_pextp_regmap, 0x00F4, 0x80201F00);
+ regmap_write(priv->xfi_pextp_regmap, 0x3040, 0x30000000);
+ udelay(400);
+}
+
+static void mtk_usxgmii_an_init(struct mtk_eth_priv *priv)
+{
+ mtk_xfi_pll_enable(priv);
+ mtk_usxgmii_reset(priv);
+ mtk_usxgmii_setup_phya_an_10000(priv);
+}
+
static void mtk_mac_init(struct mtk_eth_priv *priv)
{
int i, ge_mode = 0;
@@ -1222,6 +1373,36 @@ static void mtk_mac_init(struct mtk_eth_
}
}
+static void mtk_xmac_init(struct mtk_eth_priv *priv)
+{
+ u32 sts;
+
+ switch (priv->phy_interface) {
+ case PHY_INTERFACE_MODE_USXGMII:
+ mtk_usxgmii_an_init(priv);
+ break;
+ default:
+ break;
+ }
+
+ /* Set GMAC to the correct mode */
+ mtk_ethsys_rmw(priv, ETHSYS_SYSCFG0_REG,
+ SYSCFG0_GE_MODE_M << SYSCFG0_GE_MODE_S(priv->gmac_id),
+ 0);
+
+ if (priv->gmac_id == 1) {
+ mtk_infra_rmw(priv, TOPMISC_NETSYS_PCS_MUX,
+ NETSYS_PCS_MUX_MASK, MUX_G2_USXGMII_SEL);
+ } else if (priv->gmac_id == 2) {
+ sts = mtk_gmac_read(priv, XGMAC_STS(priv->gmac_id));
+ sts |= XGMAC_FORCE_LINK;
+ mtk_gmac_write(priv, XGMAC_STS(priv->gmac_id), sts);
+ }
+
+ /* Force GMAC link down */
+ mtk_gmac_write(priv, GMAC_PORT_MCR(priv->gmac_id), FORCE_MODE);
+}
+
static void mtk_eth_fifo_init(struct mtk_eth_priv *priv)
{
char *pkt_base = priv->pkt_pool;
@@ -1463,7 +1644,10 @@ static int mtk_eth_probe(struct udevice
ARCH_DMA_MINALIGN);
/* Set MAC mode */
- mtk_mac_init(priv);
+ if (priv->phy_interface == PHY_INTERFACE_MODE_USXGMII)
+ mtk_xmac_init(priv);
+ else
+ mtk_mac_init(priv);
/* Probe phy if switch is not specified */
if (priv->sw == SW_NONE)
@@ -1581,6 +1765,46 @@ static int mtk_eth_of_to_plat(struct ude
}
priv->pn_swap = ofnode_read_bool(args.node, "pn_swap");
+ } else if (priv->phy_interface == PHY_INTERFACE_MODE_USXGMII) {
+ /* get corresponding usxgmii phandle */
+ ret = dev_read_phandle_with_args(dev, "mediatek,usxgmiisys",
+ NULL, 0, 0, &args);
+ if (ret)
+ return ret;
+
+ priv->usxgmii_regmap = syscon_node_to_regmap(args.node);
+ if (IS_ERR(priv->usxgmii_regmap))
+ return PTR_ERR(priv->usxgmii_regmap);
+
+ /* get corresponding xfi_pextp phandle */
+ ret = dev_read_phandle_with_args(dev, "mediatek,xfi_pextp",
+ NULL, 0, 0, &args);
+ if (ret)
+ return ret;
+
+ priv->xfi_pextp_regmap = syscon_node_to_regmap(args.node);
+ if (IS_ERR(priv->xfi_pextp_regmap))
+ return PTR_ERR(priv->xfi_pextp_regmap);
+
+ /* get corresponding xfi_pll phandle */
+ ret = dev_read_phandle_with_args(dev, "mediatek,xfi_pll",
+ NULL, 0, 0, &args);
+ if (ret)
+ return ret;
+
+ priv->xfi_pll_regmap = syscon_node_to_regmap(args.node);
+ if (IS_ERR(priv->xfi_pll_regmap))
+ return PTR_ERR(priv->xfi_pll_regmap);
+
+ /* get corresponding toprgu phandle */
+ ret = dev_read_phandle_with_args(dev, "mediatek,toprgu",
+ NULL, 0, 0, &args);
+ if (ret)
+ return ret;
+
+ priv->toprgu_regmap = syscon_node_to_regmap(args.node);
+ if (IS_ERR(priv->toprgu_regmap))
+ return PTR_ERR(priv->toprgu_regmap);
}
/* check for switch first, otherwise phy will be used */
--- a/drivers/net/mtk_eth.h
+++ b/drivers/net/mtk_eth.h
@@ -68,6 +68,11 @@ enum mkt_eth_capabilities {
#define ETHSYS_TRGMII_CLK_SEL362_5 BIT(11)
/* Top misc registers */
+#define TOPMISC_NETSYS_PCS_MUX 0x84
+#define NETSYS_PCS_MUX_MASK GENMASK(1, 0)
+#define MUX_G2_USXGMII_SEL BIT(1)
+#define MUX_HSGMII1_G1_SEL BIT(0)
+
#define USB_PHY_SWITCH_REG 0x218
#define QPHY_SEL_MASK 0x3
#define SGMII_QPHY_SEL 0x2
@@ -98,6 +103,15 @@ enum mkt_eth_capabilities {
#define SGMSYS_GEN2_SPEED_V2 0x128
#define SGMSYS_SPEED_2500 BIT(2)
+/* USXGMII subsystem config registers */
+/* Register to control USXGMII XFI PLL digital */
+#define XFI_PLL_DIG_GLB8 0x08
+#define RG_XFI_PLL_EN BIT(31)
+
+/* Register to control USXGMII XFI PLL analog */
+#define XFI_PLL_ANA_GLB8 0x108
+#define RG_XFI_PLL_ANA_SWWA 0x02283248
+
/* Frame Engine Registers */
#define FE_GLO_MISC_REG 0x124
#define PDMA_VER_V2 BIT(4)
@@ -221,6 +235,16 @@ enum mkt_eth_capabilities {
#define TD_DM_DRVP_S 0
#define TD_DM_DRVP_M 0x0f
+/* XGMAC Status Registers */
+#define XGMAC_STS(x) (((x) == 2) ? 0x001C : 0x000C)
+#define XGMAC_FORCE_LINK BIT(15)
+
+/* XGMAC Registers */
+#define XGMAC_PORT_MCR(x) (0x2000 + (((x) - 1) * 0x1000))
+#define XGMAC_TRX_DISABLE 0xf
+#define XGMAC_FORCE_TX_FC BIT(5)
+#define XGMAC_FORCE_RX_FC BIT(4)
+
/* MT7530 Registers */
#define PCR_REG(p) (0x2004 + (p) * 0x100)

View File

@ -0,0 +1,221 @@
From 7d201749cc49a58fb5e791d1e099ec3e3489e16d Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:37 +0800
Subject: [PATCH 25/29] net: mediatek: add support for NETSYS v3
This patch adds support for NETSYS v3 hardware.
Comparing to NETSYS v2, NETSYS v3 has three GMACs.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth.c | 49 ++++++++++++++++++++++++++++++++-----------
drivers/net/mtk_eth.h | 7 +++++++
2 files changed, 44 insertions(+), 12 deletions(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -76,6 +76,7 @@ enum mtk_switch {
* @caps Flags shown the extra capability for the SoC
* @ana_rgc3: The offset for register ANA_RGC3 related to
* sgmiisys syscon
+ * @gdma_count: Number of GDMAs
* @pdma_base: Register base of PDMA block
* @txd_size: Tx DMA descriptor size.
* @rxd_size: Rx DMA descriptor size.
@@ -83,6 +84,7 @@ enum mtk_switch {
struct mtk_soc_data {
u32 caps;
u32 ana_rgc3;
+ u32 gdma_count;
u32 pdma_base;
u32 txd_size;
u32 rxd_size;
@@ -159,7 +161,9 @@ static void mtk_gdma_write(struct mtk_et
{
u32 gdma_base;
- if (no == 1)
+ if (no == 2)
+ gdma_base = GDMA3_BASE;
+ else if (no == 1)
gdma_base = GDMA2_BASE;
else
gdma_base = GDMA1_BASE;
@@ -1429,7 +1433,10 @@ static void mtk_eth_fifo_init(struct mtk
txd->txd1 = virt_to_phys(pkt_base);
txd->txd2 = PDMA_TXD2_DDONE | PDMA_TXD2_LS0;
- if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2))
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V3))
+ txd->txd5 = PDMA_V2_TXD5_FPORT_SET(priv->gmac_id == 2 ?
+ 15 : priv->gmac_id + 1);
+ else if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2))
txd->txd5 = PDMA_V2_TXD5_FPORT_SET(priv->gmac_id + 1);
else
txd->txd4 = PDMA_V1_TXD4_FPORT_SET(priv->gmac_id + 1);
@@ -1442,7 +1449,8 @@ static void mtk_eth_fifo_init(struct mtk
rxd->rxd1 = virt_to_phys(pkt_base);
- if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2))
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2) ||
+ MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V3))
rxd->rxd2 = PDMA_V2_RXD2_PLEN0_SET(PKTSIZE_ALIGN);
else
rxd->rxd2 = PDMA_V1_RXD2_PLEN0_SET(PKTSIZE_ALIGN);
@@ -1466,7 +1474,7 @@ static void mtk_eth_fifo_init(struct mtk
static int mtk_eth_start(struct udevice *dev)
{
struct mtk_eth_priv *priv = dev_get_priv(dev);
- int ret;
+ int i, ret;
/* Reset FE */
reset_assert(&priv->rst_fe);
@@ -1474,16 +1482,24 @@ static int mtk_eth_start(struct udevice
reset_deassert(&priv->rst_fe);
mdelay(10);
- if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2))
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2) ||
+ MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V3))
setbits_le32(priv->fe_base + FE_GLO_MISC_REG, PDMA_VER_V2);
/* Packets forward to PDMA */
mtk_gdma_write(priv, priv->gmac_id, GDMA_IG_CTRL_REG, GDMA_FWD_TO_CPU);
- if (priv->gmac_id == 0)
- mtk_gdma_write(priv, 1, GDMA_IG_CTRL_REG, GDMA_FWD_DISCARD);
- else
- mtk_gdma_write(priv, 0, GDMA_IG_CTRL_REG, GDMA_FWD_DISCARD);
+ for (i = 0; i < priv->soc->gdma_count; i++) {
+ if (i == priv->gmac_id)
+ continue;
+
+ mtk_gdma_write(priv, i, GDMA_IG_CTRL_REG, GDMA_FWD_DISCARD);
+ }
+
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V3)) {
+ mtk_gdma_write(priv, priv->gmac_id, GDMA_EG_CTRL_REG,
+ GDMA_CPU_BRIDGE_EN);
+ }
udelay(500);
@@ -1557,7 +1573,8 @@ static int mtk_eth_send(struct udevice *
flush_dcache_range((ulong)pkt_base, (ulong)pkt_base +
roundup(length, ARCH_DMA_MINALIGN));
- if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2))
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2) ||
+ MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V3))
txd->txd2 = PDMA_TXD2_LS0 | PDMA_V2_TXD2_SDL0_SET(length);
else
txd->txd2 = PDMA_TXD2_LS0 | PDMA_V1_TXD2_SDL0_SET(length);
@@ -1583,7 +1600,8 @@ static int mtk_eth_recv(struct udevice *
return -EAGAIN;
}
- if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2))
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2) ||
+ MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V3))
length = PDMA_V2_RXD2_PLEN0_GET(rxd->rxd2);
else
length = PDMA_V1_RXD2_PLEN0_GET(rxd->rxd2);
@@ -1606,7 +1624,8 @@ static int mtk_eth_free_pkt(struct udevi
rxd = priv->rx_ring_noc + idx * priv->soc->rxd_size;
- if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2))
+ if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V2) ||
+ MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V3))
rxd->rxd2 = PDMA_V2_RXD2_PLEN0_SET(PKTSIZE_ALIGN);
else
rxd->rxd2 = PDMA_V1_RXD2_PLEN0_SET(PKTSIZE_ALIGN);
@@ -1863,6 +1882,7 @@ static int mtk_eth_of_to_plat(struct ude
static const struct mtk_soc_data mt7986_data = {
.caps = MT7986_CAPS,
.ana_rgc3 = 0x128,
+ .gdma_count = 2,
.pdma_base = PDMA_V2_BASE,
.txd_size = sizeof(struct mtk_tx_dma_v2),
.rxd_size = sizeof(struct mtk_rx_dma_v2),
@@ -1871,6 +1891,7 @@ static const struct mtk_soc_data mt7986_
static const struct mtk_soc_data mt7981_data = {
.caps = MT7981_CAPS,
.ana_rgc3 = 0x128,
+ .gdma_count = 2,
.pdma_base = PDMA_V2_BASE,
.txd_size = sizeof(struct mtk_tx_dma_v2),
.rxd_size = sizeof(struct mtk_rx_dma_v2),
@@ -1878,6 +1899,7 @@ static const struct mtk_soc_data mt7981_
static const struct mtk_soc_data mt7629_data = {
.ana_rgc3 = 0x128,
+ .gdma_count = 2,
.pdma_base = PDMA_V1_BASE,
.txd_size = sizeof(struct mtk_tx_dma),
.rxd_size = sizeof(struct mtk_rx_dma),
@@ -1885,6 +1907,7 @@ static const struct mtk_soc_data mt7629_
static const struct mtk_soc_data mt7623_data = {
.caps = MT7623_CAPS,
+ .gdma_count = 2,
.pdma_base = PDMA_V1_BASE,
.txd_size = sizeof(struct mtk_tx_dma),
.rxd_size = sizeof(struct mtk_rx_dma),
@@ -1892,6 +1915,7 @@ static const struct mtk_soc_data mt7623_
static const struct mtk_soc_data mt7622_data = {
.ana_rgc3 = 0x2028,
+ .gdma_count = 2,
.pdma_base = PDMA_V1_BASE,
.txd_size = sizeof(struct mtk_tx_dma),
.rxd_size = sizeof(struct mtk_rx_dma),
@@ -1899,6 +1923,7 @@ static const struct mtk_soc_data mt7622_
static const struct mtk_soc_data mt7621_data = {
.caps = MT7621_CAPS,
+ .gdma_count = 2,
.pdma_base = PDMA_V1_BASE,
.txd_size = sizeof(struct mtk_tx_dma),
.rxd_size = sizeof(struct mtk_rx_dma),
--- a/drivers/net/mtk_eth.h
+++ b/drivers/net/mtk_eth.h
@@ -18,6 +18,7 @@ enum mkt_eth_capabilities {
MTK_U3_COPHY_V2_BIT,
MTK_INFRA_BIT,
MTK_NETSYS_V2_BIT,
+ MTK_NETSYS_V3_BIT,
/* PATH BITS */
MTK_ETH_PATH_GMAC1_TRGMII_BIT,
@@ -29,6 +30,7 @@ enum mkt_eth_capabilities {
#define MTK_U3_COPHY_V2 BIT(MTK_U3_COPHY_V2_BIT)
#define MTK_INFRA BIT(MTK_INFRA_BIT)
#define MTK_NETSYS_V2 BIT(MTK_NETSYS_V2_BIT)
+#define MTK_NETSYS_V3 BIT(MTK_NETSYS_V3_BIT)
/* Supported path present on SoCs */
#define MTK_ETH_PATH_GMAC1_TRGMII BIT(MTK_ETH_PATH_GMAC1_TRGMII_BIT)
@@ -52,8 +54,10 @@ enum mkt_eth_capabilities {
/* Frame Engine Register Bases */
#define PDMA_V1_BASE 0x0800
#define PDMA_V2_BASE 0x6000
+#define PDMA_V3_BASE 0x6800
#define GDMA1_BASE 0x0500
#define GDMA2_BASE 0x1500
+#define GDMA3_BASE 0x0540
#define GMAC_BASE 0x10000
/* Ethernet subsystem registers */
@@ -153,6 +157,9 @@ enum mkt_eth_capabilities {
#define UN_DP_S 0
#define UN_DP_M 0x0f
+#define GDMA_EG_CTRL_REG 0x004
+#define GDMA_CPU_BRIDGE_EN BIT(31)
+
#define GDMA_MAC_LSB_REG 0x008
#define GDMA_MAC_MSB_REG 0x00c

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@ -0,0 +1,327 @@
From 59dba9d87c9caf04a5d797af46699055a53870f4 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:41 +0800
Subject: [PATCH 26/29] net: mediatek: add support for MediaTek MT7988 SoC
This patch adds support for MediaTek MT7988.
MT7988 features MediaTek NETSYS v3, including three GMACs, and two
of them supports 10Gbps USXGMII.
MT7988 embeds a MT7531 switch (not MCM) which supports accessing
internal registers through MMIO instead of MDIO.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
drivers/net/mtk_eth.c | 158 +++++++++++++++++++++++++++++++++++++++++-
drivers/net/mtk_eth.h | 20 ++++++
2 files changed, 177 insertions(+), 1 deletion(-)
--- a/drivers/net/mtk_eth.c
+++ b/drivers/net/mtk_eth.c
@@ -54,6 +54,16 @@
(DP_PDMA << MC_DP_S) | \
(DP_PDMA << UN_DP_S))
+#define GDMA_BRIDGE_TO_CPU \
+ (0xC0000000 | \
+ GDM_ICS_EN | \
+ GDM_TCS_EN | \
+ GDM_UCS_EN | \
+ (DP_PDMA << MYMAC_DP_S) | \
+ (DP_PDMA << BC_DP_S) | \
+ (DP_PDMA << MC_DP_S) | \
+ (DP_PDMA << UN_DP_S))
+
#define GDMA_FWD_DISCARD \
(0x20000000 | \
GDM_ICS_EN | \
@@ -68,7 +78,8 @@
enum mtk_switch {
SW_NONE,
SW_MT7530,
- SW_MT7531
+ SW_MT7531,
+ SW_MT7988,
};
/* struct mtk_soc_data - This is the structure holding all differences
@@ -102,6 +113,7 @@ struct mtk_eth_priv {
void __iomem *fe_base;
void __iomem *gmac_base;
void __iomem *sgmii_base;
+ void __iomem *gsw_base;
struct regmap *ethsys_regmap;
@@ -171,6 +183,11 @@ static void mtk_gdma_write(struct mtk_et
writel(val, priv->fe_base + gdma_base + reg);
}
+static void mtk_fe_rmw(struct mtk_eth_priv *priv, u32 reg, u32 clr, u32 set)
+{
+ clrsetbits_le32(priv->fe_base + reg, clr, set);
+}
+
static u32 mtk_gmac_read(struct mtk_eth_priv *priv, u32 reg)
{
return readl(priv->gmac_base + reg);
@@ -208,6 +225,16 @@ static void mtk_infra_rmw(struct mtk_eth
regmap_write(priv->infra_regmap, reg, val);
}
+static u32 mtk_gsw_read(struct mtk_eth_priv *priv, u32 reg)
+{
+ return readl(priv->gsw_base + reg);
+}
+
+static void mtk_gsw_write(struct mtk_eth_priv *priv, u32 reg, u32 val)
+{
+ writel(val, priv->gsw_base + reg);
+}
+
/* Direct MDIO clause 22/45 access via SoC */
static int mtk_mii_rw(struct mtk_eth_priv *priv, u8 phy, u8 reg, u16 data,
u32 cmd, u32 st)
@@ -342,6 +369,11 @@ static int mt753x_reg_read(struct mtk_et
{
int ret, low_word, high_word;
+ if (priv->sw == SW_MT7988) {
+ *data = mtk_gsw_read(priv, reg);
+ return 0;
+ }
+
/* Write page address */
ret = mtk_mii_write(priv, priv->mt753x_smi_addr, 0x1f, reg >> 6);
if (ret)
@@ -367,6 +399,11 @@ static int mt753x_reg_write(struct mtk_e
{
int ret;
+ if (priv->sw == SW_MT7988) {
+ mtk_gsw_write(priv, reg, data);
+ return 0;
+ }
+
/* Write page address */
ret = mtk_mii_write(priv, priv->mt753x_smi_addr, 0x1f, reg >> 6);
if (ret)
@@ -537,6 +574,7 @@ static int mtk_mdio_register(struct udev
priv->mmd_write = mtk_mmd_ind_write;
break;
case SW_MT7531:
+ case SW_MT7988:
priv->mii_read = mt7531_mii_ind_read;
priv->mii_write = mt7531_mii_ind_write;
priv->mmd_read = mt7531_mmd_ind_read;
@@ -957,6 +995,103 @@ static int mt7531_setup(struct mtk_eth_p
return 0;
}
+static void mt7988_phy_setting(struct mtk_eth_priv *priv)
+{
+ u16 val;
+ u32 i;
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ /* Enable HW auto downshift */
+ priv->mii_write(priv, i, 0x1f, 0x1);
+ val = priv->mii_read(priv, i, PHY_EXT_REG_14);
+ val |= PHY_EN_DOWN_SHFIT;
+ priv->mii_write(priv, i, PHY_EXT_REG_14, val);
+
+ /* PHY link down power saving enable */
+ val = priv->mii_read(priv, i, PHY_EXT_REG_17);
+ val |= PHY_LINKDOWN_POWER_SAVING_EN;
+ priv->mii_write(priv, i, PHY_EXT_REG_17, val);
+ }
+}
+
+static void mt7988_mac_control(struct mtk_eth_priv *priv, bool enable)
+{
+ u32 pmcr = FORCE_MODE_LNK;
+
+ if (enable)
+ pmcr = priv->mt753x_pmcr;
+
+ mt753x_reg_write(priv, PMCR_REG(6), pmcr);
+}
+
+static int mt7988_setup(struct mtk_eth_priv *priv)
+{
+ u16 phy_addr, phy_val;
+ u32 pmcr;
+ int i;
+
+ priv->gsw_base = regmap_get_range(priv->ethsys_regmap, 0) + GSW_BASE;
+
+ priv->mt753x_phy_base = (priv->mt753x_smi_addr + 1) &
+ MT753X_SMI_ADDR_MASK;
+
+ /* Turn off PHYs */
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ phy_addr = MT753X_PHY_ADDR(priv->mt753x_phy_base, i);
+ phy_val = priv->mii_read(priv, phy_addr, MII_BMCR);
+ phy_val |= BMCR_PDOWN;
+ priv->mii_write(priv, phy_addr, MII_BMCR, phy_val);
+ }
+
+ switch (priv->phy_interface) {
+ case PHY_INTERFACE_MODE_USXGMII:
+ /* Use CPU bridge instead of actual USXGMII path */
+
+ /* Set GDM1 no drop */
+ mtk_fe_rmw(priv, PSE_NO_DROP_CFG_REG, 0, PSE_NO_DROP_GDM1);
+
+ /* Enable GDM1 to GSW CPU bridge */
+ mtk_gmac_rmw(priv, GMAC_MAC_MISC_REG, 0, BIT(0));
+
+ /* XGMAC force link up */
+ mtk_gmac_rmw(priv, GMAC_XGMAC_STS_REG, 0, P1_XGMAC_FORCE_LINK);
+
+ /* Setup GSW CPU bridge IPG */
+ mtk_gmac_rmw(priv, GMAC_GSW_CFG_REG, GSWTX_IPG_M | GSWRX_IPG_M,
+ (0xB << GSWTX_IPG_S) | (0xB << GSWRX_IPG_S));
+ break;
+ default:
+ printf("Error: MT7988 GSW does not support %s interface\n",
+ phy_string_for_interface(priv->phy_interface));
+ break;
+ }
+
+ pmcr = MT7988_FORCE_MODE |
+ (IPG_96BIT_WITH_SHORT_IPG << IPG_CFG_S) |
+ MAC_MODE | MAC_TX_EN | MAC_RX_EN |
+ BKOFF_EN | BACKPR_EN |
+ FORCE_RX_FC | FORCE_TX_FC |
+ (SPEED_1000M << FORCE_SPD_S) | FORCE_DPX |
+ FORCE_LINK;
+
+ priv->mt753x_pmcr = pmcr;
+
+ /* Keep MAC link down before starting eth */
+ mt753x_reg_write(priv, PMCR_REG(6), FORCE_MODE_LNK);
+
+ /* Turn on PHYs */
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ phy_addr = MT753X_PHY_ADDR(priv->mt753x_phy_base, i);
+ phy_val = priv->mii_read(priv, phy_addr, MII_BMCR);
+ phy_val &= ~BMCR_PDOWN;
+ priv->mii_write(priv, phy_addr, MII_BMCR, phy_val);
+ }
+
+ mt7988_phy_setting(priv);
+
+ return 0;
+}
+
static int mt753x_switch_init(struct mtk_eth_priv *priv)
{
int ret;
@@ -1497,6 +1632,11 @@ static int mtk_eth_start(struct udevice
}
if (MTK_HAS_CAPS(priv->soc->caps, MTK_NETSYS_V3)) {
+ if (priv->sw == SW_MT7988 && priv->gmac_id == 0) {
+ mtk_gdma_write(priv, priv->gmac_id, GDMA_IG_CTRL_REG,
+ GDMA_BRIDGE_TO_CPU);
+ }
+
mtk_gdma_write(priv, priv->gmac_id, GDMA_EG_CTRL_REG,
GDMA_CPU_BRIDGE_EN);
}
@@ -1845,6 +1985,12 @@ static int mtk_eth_of_to_plat(struct ude
priv->switch_mac_control = mt7531_mac_control;
priv->mt753x_smi_addr = MT753X_DFL_SMI_ADDR;
priv->mt753x_reset_wait_time = 200;
+ } else if (!strcmp(str, "mt7988")) {
+ priv->sw = SW_MT7988;
+ priv->switch_init = mt7988_setup;
+ priv->switch_mac_control = mt7988_mac_control;
+ priv->mt753x_smi_addr = MT753X_DFL_SMI_ADDR;
+ priv->mt753x_reset_wait_time = 50;
} else {
printf("error: unsupported switch\n");
return -EINVAL;
@@ -1879,6 +2025,15 @@ static int mtk_eth_of_to_plat(struct ude
return 0;
}
+static const struct mtk_soc_data mt7988_data = {
+ .caps = MT7988_CAPS,
+ .ana_rgc3 = 0x128,
+ .gdma_count = 3,
+ .pdma_base = PDMA_V3_BASE,
+ .txd_size = sizeof(struct mtk_tx_dma_v2),
+ .rxd_size = sizeof(struct mtk_rx_dma_v2),
+};
+
static const struct mtk_soc_data mt7986_data = {
.caps = MT7986_CAPS,
.ana_rgc3 = 0x128,
@@ -1930,6 +2085,7 @@ static const struct mtk_soc_data mt7621_
};
static const struct udevice_id mtk_eth_ids[] = {
+ { .compatible = "mediatek,mt7988-eth", .data = (ulong)&mt7988_data },
{ .compatible = "mediatek,mt7986-eth", .data = (ulong)&mt7986_data },
{ .compatible = "mediatek,mt7981-eth", .data = (ulong)&mt7981_data },
{ .compatible = "mediatek,mt7629-eth", .data = (ulong)&mt7629_data },
--- a/drivers/net/mtk_eth.h
+++ b/drivers/net/mtk_eth.h
@@ -51,6 +51,8 @@ enum mkt_eth_capabilities {
#define MT7986_CAPS (MTK_NETSYS_V2)
+#define MT7988_CAPS (MTK_NETSYS_V3 | MTK_INFRA)
+
/* Frame Engine Register Bases */
#define PDMA_V1_BASE 0x0800
#define PDMA_V2_BASE 0x6000
@@ -59,6 +61,7 @@ enum mkt_eth_capabilities {
#define GDMA2_BASE 0x1500
#define GDMA3_BASE 0x0540
#define GMAC_BASE 0x10000
+#define GSW_BASE 0x20000
/* Ethernet subsystem registers */
@@ -117,6 +120,9 @@ enum mkt_eth_capabilities {
#define RG_XFI_PLL_ANA_SWWA 0x02283248
/* Frame Engine Registers */
+#define PSE_NO_DROP_CFG_REG 0x108
+#define PSE_NO_DROP_GDM1 BIT(1)
+
#define FE_GLO_MISC_REG 0x124
#define PDMA_VER_V2 BIT(4)
@@ -187,6 +193,17 @@ enum mkt_eth_capabilities {
#define MDIO_RW_DATA_S 0
#define MDIO_RW_DATA_M 0xffff
+#define GMAC_XGMAC_STS_REG 0x000c
+#define P1_XGMAC_FORCE_LINK BIT(15)
+
+#define GMAC_MAC_MISC_REG 0x0010
+
+#define GMAC_GSW_CFG_REG 0x0080
+#define GSWTX_IPG_M 0xF0000
+#define GSWTX_IPG_S 16
+#define GSWRX_IPG_M 0xF
+#define GSWRX_IPG_S 0
+
/* MDIO_CMD: MDIO commands */
#define MDIO_CMD_ADDR 0
#define MDIO_CMD_WRITE 1
@@ -285,6 +302,9 @@ enum mkt_eth_capabilities {
FORCE_MODE_TX_FC | FORCE_MODE_RX_FC | \
FORCE_MODE_DPX | FORCE_MODE_SPD | \
FORCE_MODE_LNK
+#define MT7988_FORCE_MODE FORCE_MODE_TX_FC | FORCE_MODE_RX_FC | \
+ FORCE_MODE_DPX | FORCE_MODE_SPD | \
+ FORCE_MODE_LNK
/* MT7531 SGMII Registers */
#define MT7531_SGMII_REG_BASE 0x5000

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@ -0,0 +1,55 @@
From 757b997f1f5a958e6fec3d5aee1ff5cdf5766711 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:45 +0800
Subject: [PATCH 27/29] tools: mtk_image: use uint32_t for ghf header magic and
version
This patch converts magic and version fields of ghf common header
to one field with the type of uint32_t to make this header flexible
for futher updates.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
tools/mtk_image.c | 10 ++++++----
tools/mtk_image.h | 6 +++---
2 files changed, 9 insertions(+), 7 deletions(-)
--- a/tools/mtk_image.c
+++ b/tools/mtk_image.c
@@ -542,11 +542,13 @@ static void put_brom_layout_header(struc
hdr->type = cpu_to_le32(type);
}
-static void put_ghf_common_header(struct gfh_common_header *gfh, int size,
- int type, int ver)
+static void put_ghf_common_header(struct gfh_common_header *gfh, uint16_t size,
+ uint16_t type, uint8_t ver)
{
- memcpy(gfh->magic, GFH_HEADER_MAGIC, sizeof(gfh->magic));
- gfh->version = ver;
+ uint32_t magic_version = GFH_HEADER_MAGIC |
+ (uint32_t)ver << GFH_HEADER_VERSION_SHIFT;
+
+ gfh->magic_version = cpu_to_le32(magic_version);
gfh->size = cpu_to_le16(size);
gfh->type = cpu_to_le16(type);
}
--- a/tools/mtk_image.h
+++ b/tools/mtk_image.h
@@ -63,13 +63,13 @@ struct gen_device_header {
/* BootROM header definitions */
struct gfh_common_header {
- uint8_t magic[3];
- uint8_t version;
+ uint32_t magic_version;
uint16_t size;
uint16_t type;
};
-#define GFH_HEADER_MAGIC "MMM"
+#define GFH_HEADER_MAGIC 0x4D4D4D
+#define GFH_HEADER_VERSION_SHIFT 24
#define GFH_TYPE_FILE_INFO 0
#define GFH_TYPE_BL_INFO 1

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@ -0,0 +1,606 @@
From 884430dadcc2c5d0a2b248795001955a9fa5a1a9 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:49 +0800
Subject: [PATCH 28/29] arm: mediatek: add support for MediaTek MT7988 SoC
This patch adds basic support for MediaTek MT7988 SoC.
This includes files that will initialize the SoC after boot and
its device tree.
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
arch/arm/dts/mt7988-u-boot.dtsi | 25 ++
arch/arm/dts/mt7988.dtsi | 391 ++++++++++++++++++
arch/arm/mach-mediatek/Kconfig | 13 +-
arch/arm/mach-mediatek/Makefile | 1 +
arch/arm/mach-mediatek/mt7988/Makefile | 4 +
arch/arm/mach-mediatek/mt7988/init.c | 63 +++
arch/arm/mach-mediatek/mt7988/lowlevel_init.S | 30 ++
7 files changed, 526 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/dts/mt7988-u-boot.dtsi
create mode 100644 arch/arm/dts/mt7988.dtsi
create mode 100644 arch/arm/mach-mediatek/mt7988/Makefile
create mode 100644 arch/arm/mach-mediatek/mt7988/init.c
create mode 100644 arch/arm/mach-mediatek/mt7988/lowlevel_init.S
--- /dev/null
+++ b/arch/arm/dts/mt7988-u-boot.dtsi
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2022 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+&system_clk {
+ bootph-all;
+};
+
+&spi_clk {
+ bootph-all;
+};
+
+&uart0 {
+ bootph-all;
+};
+
+&uart1 {
+ bootph-all;
+};
+
+&uart2 {
+ bootph-all;
+};
--- /dev/null
+++ b/arch/arm/dts/mt7988.dtsi
@@ -0,0 +1,391 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2022 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/mt7988-clk.h>
+#include <dt-bindings/reset/mt7988-reset.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ compatible = "mediatek,mt7988-rfb";
+ interrupt-parent = <&gic>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x0>;
+ mediatek,hwver = <&hwver>;
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x1>;
+ mediatek,hwver = <&hwver>;
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x2>;
+ mediatek,hwver = <&hwver>;
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x3>;
+ mediatek,hwver = <&hwver>;
+ };
+ };
+
+ system_clk: dummy40m {
+ compatible = "fixed-clock";
+ clock-frequency = <40000000>;
+ #clock-cells = <0>;
+ };
+
+ spi_clk: dummy208m {
+ compatible = "fixed-clock";
+ clock-frequency = <208000000>;
+ #clock-cells = <0>;
+ };
+
+ hwver: hwver {
+ compatible = "mediatek,hwver", "syscon";
+ reg = <0 0x8000000 0 0x1000>;
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupt-parent = <&gic>;
+ clock-frequency = <13000000>;
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
+ };
+
+ watchdog: watchdog@1001c000 {
+ compatible = "mediatek,mt7622-wdt",
+ "mediatek,mt6589-wdt",
+ "syscon";
+ reg = <0 0x1001c000 0 0x1000>;
+ interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>;
+ #reset-cells = <1>;
+ };
+
+ gic: interrupt-controller@c000000 {
+ compatible = "arm,gic-v3";
+ #interrupt-cells = <3>;
+ interrupt-parent = <&gic>;
+ interrupt-controller;
+ reg = <0 0x0c000000 0 0x40000>, /* GICD */
+ <0 0x0c080000 0 0x200000>; /* GICR */
+ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ infracfg_ao_cgs: infracfg_ao_cgs@10001000 {
+ compatible = "mediatek,mt7988-infracfg_ao_cgs", "syscon";
+ reg = <0 0x10001000 0 0x1000>;
+ clock-parent = <&infracfg_ao>;
+ #clock-cells = <1>;
+ };
+
+ apmixedsys: apmixedsys@1001e000 {
+ compatible = "mediatek,mt7988-fixed-plls", "syscon";
+ reg = <0 0x1001e000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ topckgen: topckgen@1001b000 {
+ compatible = "mediatek,mt7988-topckgen", "syscon";
+ reg = <0 0x1001b000 0 0x1000>;
+ clock-parent = <&apmixedsys>;
+ #clock-cells = <1>;
+ };
+
+ pinctrl: pinctrl@1001f000 {
+ compatible = "mediatek,mt7988-pinctrl";
+ reg = <0 0x1001f000 0 0x1000>,
+ <0 0x11c10000 0 0x1000>,
+ <0 0x11d00000 0 0x1000>,
+ <0 0x11d20000 0 0x1000>,
+ <0 0x11e00000 0 0x1000>,
+ <0 0x11f00000 0 0x1000>,
+ <0 0x1000b000 0 0x1000>;
+ reg-names = "gpio_base", "iocfg_tr_base", "iocfg_br_base",
+ "iocfg_rb_base", "iocfg_lb_base", "iocfg_tl_base",
+ "eint";
+ gpio: gpio-controller {
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+ };
+
+ sgmiisys0: syscon@10060000 {
+ compatible = "mediatek,mt7988-sgmiisys_0", "syscon";
+ reg = <0 0x10060000 0 0x1000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ sgmiisys1: syscon@10070000 {
+ compatible = "mediatek,mt7988-sgmiisys_1", "syscon";
+ reg = <0 0x10070000 0 0x1000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ usxgmiisys0: syscon@10080000 {
+ compatible = "mediatek,mt7988-usxgmiisys_0", "syscon";
+ reg = <0 0x10080000 0 0x1000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ usxgmiisys1: syscon@10081000 {
+ compatible = "mediatek,mt7988-usxgmiisys_1", "syscon";
+ reg = <0 0x10081000 0 0x1000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ xfi_pextp0: syscon@11f20000 {
+ compatible = "mediatek,mt7988-xfi_pextp_0", "syscon";
+ reg = <0 0x11f20000 0 0x10000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ xfi_pextp1: syscon@11f30000 {
+ compatible = "mediatek,mt7988-xfi_pextp_1", "syscon";
+ reg = <0 0x11f30000 0 0x10000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ xfi_pll: syscon@11f40000 {
+ compatible = "mediatek,mt7988-xfi_pll", "syscon";
+ reg = <0 0x11f40000 0 0x1000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ topmisc: topmisc@11d10000 {
+ compatible = "mediatek,mt7988-topmisc", "syscon",
+ "mediatek,mt7988-power-controller";
+ reg = <0 0x11d10000 0 0x10000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ infracfg_ao: infracfg@10001000 {
+ compatible = "mediatek,mt7988-infracfg", "syscon";
+ reg = <0 0x10001000 0 0x1000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ };
+
+ uart0: serial@11000000 {
+ compatible = "mediatek,hsuart";
+ reg = <0 0x11000000 0 0x100>;
+ interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&infracfg_ao_cgs CK_INFRA_52M_UART0_CK>;
+ assigned-clocks = <&topckgen CK_TOP_UART_SEL>,
+ <&infracfg_ao CK_INFRA_MUX_UART0_SEL>;
+ assigned-clock-parents = <&topckgen CK_TOP_CB_CKSQ_40M>,
+ <&infracfg_ao CK_INFRA_UART_O0>;
+ status = "disabled";
+ };
+
+ uart1: serial@11000100 {
+ compatible = "mediatek,hsuart";
+ reg = <0 0x11000100 0 0x100>;
+ interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&infracfg_ao_cgs CK_INFRA_52M_UART1_CK>;
+ assigned-clocks = <&topckgen CK_TOP_UART_SEL>,
+ <&infracfg_ao CK_INFRA_MUX_UART1_SEL>;
+ assigned-clock-parents = <&topckgen CK_TOP_CB_CKSQ_40M>,
+ <&infracfg_ao CK_INFRA_UART_O1>;
+ status = "disabled";
+ };
+
+ uart2: serial@11000200 {
+ compatible = "mediatek,hsuart";
+ reg = <0 0x11000200 0 0x100>;
+ interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&infracfg_ao_cgs CK_INFRA_52M_UART2_CK>;
+ assigned-clocks = <&topckgen CK_TOP_UART_SEL>,
+ <&infracfg_ao CK_INFRA_MUX_UART2_SEL>;
+ assigned-clock-parents = <&topckgen CK_TOP_CB_CKSQ_40M>,
+ <&infracfg_ao CK_INFRA_UART_O2>;
+ status = "disabled";
+ };
+
+ i2c0: i2c@11003000 {
+ compatible = "mediatek,mt7988-i2c",
+ "mediatek,mt7981-i2c";
+ reg = <0 0x11003000 0 0x1000>,
+ <0 0x10217080 0 0x80>;
+ interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
+ clock-div = <1>;
+ clocks = <&infracfg_ao CK_INFRA_I2C_BCK>,
+ <&infracfg_ao CK_INFRA_66M_AP_DMA_BCK>;
+ clock-names = "main", "dma";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c1: i2c@11004000 {
+ compatible = "mediatek,mt7988-i2c",
+ "mediatek,mt7981-i2c";
+ reg = <0 0x11004000 0 0x1000>,
+ <0 0x10217100 0 0x80>;
+ interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
+ clock-div = <1>;
+ clocks = <&infracfg_ao CK_INFRA_I2C_BCK>,
+ <&infracfg_ao CK_INFRA_66M_AP_DMA_BCK>;
+ clock-names = "main", "dma";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c2: i2c@11005000 {
+ compatible = "mediatek,mt7988-i2c",
+ "mediatek,mt7981-i2c";
+ reg = <0 0x11005000 0 0x1000>,
+ <0 0x10217180 0 0x80>;
+ interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>;
+ clock-div = <1>;
+ clocks = <&infracfg_ao CK_INFRA_I2C_BCK>,
+ <&infracfg_ao CK_INFRA_66M_AP_DMA_BCK>;
+ clock-names = "main", "dma";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ pwm: pwm@10048000 {
+ compatible = "mediatek,mt7988-pwm";
+ reg = <0 0x10048000 0 0x1000>;
+ #pwm-cells = <2>;
+ clocks = <&infracfg_ao CK_INFRA_66M_PWM_BCK>,
+ <&infracfg_ao CK_INFRA_66M_PWM_HCK>,
+ <&infracfg_ao CK_INFRA_66M_PWM_CK1>,
+ <&infracfg_ao CK_INFRA_66M_PWM_CK2>,
+ <&infracfg_ao CK_INFRA_66M_PWM_CK3>,
+ <&infracfg_ao CK_INFRA_66M_PWM_CK4>,
+ <&infracfg_ao CK_INFRA_66M_PWM_CK5>,
+ <&infracfg_ao CK_INFRA_66M_PWM_CK6>,
+ <&infracfg_ao CK_INFRA_66M_PWM_CK7>,
+ <&infracfg_ao CK_INFRA_66M_PWM_CK8>;
+ clock-names = "top", "main", "pwm1", "pwm2", "pwm3",
+ "pwm4","pwm5","pwm6","pwm7","pwm8";
+ status = "disabled";
+ };
+
+ snand: snand@11001000 {
+ compatible = "mediatek,mt7988-snand",
+ "mediatek,mt7986-snand";
+ reg = <0 0x11001000 0 0x1000>,
+ <0 0x11002000 0 0x1000>;
+ reg-names = "nfi", "ecc";
+ interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&infracfg_ao CK_INFRA_SPINFI>,
+ <&infracfg_ao CK_INFRA_NFI>,
+ <&infracfg_ao CK_INFRA_66M_NFI_HCK>;
+ clock-names = "pad_clk", "nfi_clk", "nfi_hclk";
+ assigned-clocks = <&topckgen CK_TOP_SPINFI_SEL>,
+ <&topckgen CK_TOP_NFI1X_SEL>;
+ assigned-clock-parents = <&topckgen CK_TOP_CB_M_D8>,
+ <&topckgen CK_TOP_CB_M_D8>;
+ status = "disabled";
+ };
+
+ spi0: spi@1100a000 {
+ compatible = "mediatek,ipm-spi";
+ reg = <0 0x11007000 0 0x100>;
+ clocks = <&spi_clk>,
+ <&spi_clk>;
+ clock-names = "sel-clk", "spi-clk";
+ interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ spi1: spi@1100b000 {
+ compatible = "mediatek,ipm-spi";
+ reg = <0 0x11008000 0 0x100>;
+ interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ spi2: spi@11009000 {
+ compatible = "mediatek,ipm-spi";
+ reg = <0 0x11009000 0 0x100>;
+ clocks = <&spi_clk>,
+ <&spi_clk>;
+ clock-names = "sel-clk", "spi-clk";
+ interrupts = <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ mmc0: mmc@11230000 {
+ compatible = "mediatek,mt7988-mmc",
+ "mediatek,mt7986-mmc";
+ reg = <0 0x11230000 0 0x1000>;
+ interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&infracfg_ao_cgs CK_INFRA_MSDC400>,
+ <&infracfg_ao_cgs CK_INFRA_MSDC2_HCK>,
+ <&infracfg_ao_cgs CK_INFRA_133M_MSDC_0_HCK>,
+ <&infracfg_ao_cgs CK_INFRA_66M_MSDC_0_HCK>;
+ clock-names = "source", "hclk", "source_cg", "axi_cg";
+ status = "disabled";
+ };
+
+ ethdma: syscon@15000000 {
+ compatible = "mediatek,mt7988-ethdma", "syscon";
+ reg = <0 0x15000000 0 0x20000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ ethwarp: syscon@15031000 {
+ compatible = "mediatek,mt7988-ethwarp", "syscon";
+ reg = <0 0x15031000 0 0x1000>;
+ clock-parent = <&topckgen>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ eth: ethernet@15100000 {
+ compatible = "mediatek,mt7988-eth", "syscon";
+ reg = <0 0x15100000 0 0x20000>;
+ mediatek,ethsys = <&ethdma>;
+ mediatek,sgmiisys = <&sgmiisys0>;
+ mediatek,usxgmiisys = <&usxgmiisys0>;
+ mediatek,xfi_pextp = <&xfi_pextp0>;
+ mediatek,xfi_pll = <&xfi_pll>;
+ mediatek,infracfg = <&topmisc>;
+ mediatek,toprgu = <&watchdog>;
+ resets = <&ethdma ETHDMA_FE_RST>, <&ethwarp ETHWARP_GSW_RST>;
+ reset-names = "fe", "mcm";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ mediatek,mcm;
+ status = "disabled";
+ };
+};
--- a/arch/arm/mach-mediatek/Kconfig
+++ b/arch/arm/mach-mediatek/Kconfig
@@ -58,6 +58,15 @@ config TARGET_MT7986
including UART, SPI, SPI flash, USB3.0, MMC, NAND, SNFI, PWM, PCIe,
Gigabit Ethernet, I2C, built-in 4x4 Wi-Fi, and PCIe.
+config TARGET_MT7988
+ bool "MediaTek MT7988 SoC"
+ select ARM64
+ select CPU
+ help
+ The MediaTek MT7988 is a ARM64-based SoC with a quad-core Cortex-A73.
+ including UART, SPI, SPI flash, USB3.0, MMC, NAND, SNFI, PWM, PCIe,
+ 10 Gigabit Ethernet , I2C, and PCIe.
+
config TARGET_MT8183
bool "MediaTek MT8183 SoC"
select ARM64
@@ -104,6 +113,7 @@ config SYS_BOARD
default "mt7629" if TARGET_MT7629
default "mt7981" if TARGET_MT7981
default "mt7986" if TARGET_MT7986
+ default "mt7988" if TARGET_MT7988
default "mt8183" if TARGET_MT8183
default "mt8512" if TARGET_MT8512
default "mt8516" if TARGET_MT8516
@@ -121,6 +131,7 @@ config SYS_CONFIG_NAME
default "mt7629" if TARGET_MT7629
default "mt7981" if TARGET_MT7981
default "mt7986" if TARGET_MT7986
+ default "mt7988" if TARGET_MT7988
default "mt8183" if TARGET_MT8183
default "mt8512" if TARGET_MT8512
default "mt8516" if TARGET_MT8516
@@ -135,7 +146,7 @@ config MTK_BROM_HEADER_INFO
string
default "media=nor" if TARGET_MT8518 || TARGET_MT8512 || TARGET_MT7622
default "media=emmc" if TARGET_MT8516 || TARGET_MT8365 || TARGET_MT8183
- default "media=snand;nandinfo=2k+64" if TARGET_MT7981 || TARGET_MT7986
+ default "media=snand;nandinfo=2k+64" if TARGET_MT7981 || TARGET_MT7986 || TARGET_MT7988
default "lk=1" if TARGET_MT7623
source "board/mediatek/mt7629/Kconfig"
--- a/arch/arm/mach-mediatek/Makefile
+++ b/arch/arm/mach-mediatek/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_TARGET_MT7623) += mt7623/
obj-$(CONFIG_TARGET_MT7629) += mt7629/
obj-$(CONFIG_TARGET_MT7981) += mt7981/
obj-$(CONFIG_TARGET_MT7986) += mt7986/
+obj-$(CONFIG_TARGET_MT7988) += mt7988/
obj-$(CONFIG_TARGET_MT8183) += mt8183/
obj-$(CONFIG_TARGET_MT8516) += mt8516/
obj-$(CONFIG_TARGET_MT8518) += mt8518/
--- /dev/null
+++ b/arch/arm/mach-mediatek/mt7988/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
+
+obj-y += init.o
+obj-y += lowlevel_init.o
--- /dev/null
+++ b/arch/arm/mach-mediatek/mt7988/init.c
@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+#include <fdtdec.h>
+#include <init.h>
+#include <asm/armv8/mmu.h>
+#include <asm/global_data.h>
+#include <asm/u-boot.h>
+#include <asm/system.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define SZ_8G _AC(0x200000000, ULL)
+
+int dram_init(void)
+{
+ int ret;
+
+ ret = fdtdec_setup_mem_size_base();
+ if (ret)
+ return ret;
+
+ gd->ram_size = get_ram_size((void *)gd->ram_base, SZ_8G);
+
+ return 0;
+}
+
+int dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = gd->ram_base;
+ gd->bd->bi_dram[0].size = gd->ram_size;
+
+ return 0;
+}
+
+void reset_cpu(ulong addr)
+{
+ psci_system_reset();
+}
+
+static struct mm_region mt7988_mem_map[] = {
+ {
+ /* DDR */
+ .virt = 0x40000000UL,
+ .phys = 0x40000000UL,
+ .size = 0x200000000ULL,
+ .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_OUTER_SHARE,
+ }, {
+ .virt = 0x00000000UL,
+ .phys = 0x00000000UL,
+ .size = 0x40000000UL,
+ .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+ PTE_BLOCK_NON_SHARE |
+ PTE_BLOCK_PXN | PTE_BLOCK_UXN
+ }, {
+ 0,
+ }
+};
+
+struct mm_region *mem_map = mt7988_mem_map;
--- /dev/null
+++ b/arch/arm/mach-mediatek/mt7988/lowlevel_init.S
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+/*
+ * Switch from AArch64 EL2 to AArch32 EL2
+ * @param inputs:
+ * x0: argument, zero
+ * x1: machine nr
+ * x2: fdt address
+ * x3: input argument
+ * x4: kernel entry point
+ * @param outputs for secure firmware:
+ * x0: function id
+ * x1: kernel entry point
+ * x2: machine nr
+ * x3: fdt address
+*/
+
+.global armv8_el2_to_aarch32
+armv8_el2_to_aarch32:
+ mov x3, x2
+ mov x2, x1
+ mov x1, x4
+ mov x4, #0
+ ldr x0, =0x82000200
+ SMC #0
+ ret

View File

@ -0,0 +1,575 @@
From fd7d9124ffa6761f27747daeea599e0ab874c1fa Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 17:17:54 +0800
Subject: [PATCH 29/29] board: mediatek: add MT7988 reference boards
This patch adds general board files based on MT7988 SoCs.
MT7988 uses one mmc controller for booting from both SD and eMMC,
and the pins of mmc controller booting from SD are also shared with
one of spi controllers.
So two configs are need for these boot types:
1. mt7988_rfb_defconfig - SPI-NOR, SPI-NAND and eMMC
2. mt7988_sd_rfb_defconfig - SPI-NAND and SD
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
arch/arm/dts/Makefile | 2 +
arch/arm/dts/mt7988-rfb.dts | 182 +++++++++++++++++++++++++++++
arch/arm/dts/mt7988-sd-rfb.dts | 134 +++++++++++++++++++++
board/mediatek/mt7988/MAINTAINERS | 7 ++
board/mediatek/mt7988/Makefile | 3 +
board/mediatek/mt7988/mt7988_rfb.c | 10 ++
configs/mt7988_rfb_defconfig | 83 +++++++++++++
configs/mt7988_sd_rfb_defconfig | 71 +++++++++++
include/configs/mt7988.h | 14 +++
9 files changed, 506 insertions(+)
create mode 100644 arch/arm/dts/mt7988-rfb.dts
create mode 100644 arch/arm/dts/mt7988-sd-rfb.dts
create mode 100644 board/mediatek/mt7988/MAINTAINERS
create mode 100644 board/mediatek/mt7988/Makefile
create mode 100644 board/mediatek/mt7988/mt7988_rfb.c
create mode 100644 configs/mt7988_rfb_defconfig
create mode 100644 configs/mt7988_sd_rfb_defconfig
create mode 100644 include/configs/mt7988.h
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -1319,6 +1319,8 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
mt7986b-sd-rfb.dtb \
mt7986a-emmc-rfb.dtb \
mt7986b-emmc-rfb.dtb \
+ mt7988-rfb.dtb \
+ mt7988-sd-rfb.dtb \
mt8183-pumpkin.dtb \
mt8512-bm1-emmc.dtb \
mt8516-pumpkin.dtb \
--- /dev/null
+++ b/arch/arm/dts/mt7988-rfb.dts
@@ -0,0 +1,182 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2022 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+/dts-v1/;
+#include "mt7988.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "mt7988-rfb";
+ compatible = "mediatek,mt7988-rfb";
+
+ chosen {
+ stdout-path = &uart0;
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0 0x40000000 0 0x10000000>;
+ };
+
+ reg_3p3v: regulator-3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-3.3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ reg_1p8v: regulator-1p8v {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-1.8V";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_pins>;
+ status = "okay";
+};
+
+&eth {
+ status = "okay";
+ mediatek,gmac-id = <0>;
+ phy-mode = "usxgmii";
+ mediatek,switch = "mt7988";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ pause;
+ };
+};
+
+&pinctrl {
+ i2c1_pins: i2c1-pins {
+ mux {
+ function = "i2c";
+ groups = "i2c1_0";
+ };
+ };
+
+ pwm_pins: pwm-pins {
+ mux {
+ function = "pwm";
+ groups = "pwm0", "pwm1", "pwm2", "pwm3", "pwm4",
+ "pwm5", "pwm6", "pwm7";
+ };
+ };
+
+ spi0_pins: spi0-pins {
+ mux {
+ function = "spi";
+ groups = "spi0", "spi0_wp_hold";
+ };
+ };
+
+ spi2_pins: spi2-pins {
+ mux {
+ function = "spi";
+ groups = "spi2", "spi2_wp_hold";
+ };
+ };
+
+ mmc0_pins_default: mmc0default {
+ mux {
+ function = "flash";
+ groups = "emmc_51";
+ };
+
+ conf-cmd-dat {
+ pins = "EMMC_DATA_0", "EMMC_DATA_1", "EMMC_DATA_2",
+ "EMMC_DATA_3", "EMMC_DATA_4", "EMMC_DATA_5",
+ "EMMC_DATA_6", "EMMC_DATA_7", "EMMC_CMD";
+ input-enable;
+ };
+
+ conf-clk {
+ pins = "EMMC_CK";
+ };
+
+ conf-dsl {
+ pins = "EMMC_DSL";
+ };
+
+ conf-rst {
+ pins = "EMMC_RSTB";
+ };
+ };
+};
+
+&pwm {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm_pins>;
+ status = "okay";
+};
+
+&spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi0_pins>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ must_tx;
+ enhance_timing;
+ dma_ext;
+ ipm_design;
+ support_quad;
+ tick_dly = <2>;
+ sample_sel = <0>;
+
+ spi_nand@0 {
+ compatible = "spi-nand";
+ reg = <0>;
+ spi-max-frequency = <52000000>;
+ };
+};
+
+&spi2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi2_pins>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ must_tx;
+ enhance_timing;
+ dma_ext;
+ ipm_design;
+ support_quad;
+ tick_dly = <2>;
+ sample_sel = <0>;
+
+ spi_nor@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <52000000>;
+ };
+};
+
+&mmc0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_pins_default>;
+ max-frequency = <52000000>;
+ bus-width = <8>;
+ cap-mmc-highspeed;
+ cap-mmc-hw-reset;
+ vmmc-supply = <&reg_3p3v>;
+ vqmmc-supply = <&reg_1p8v>;
+ non-removable;
+ status = "okay";
+};
--- /dev/null
+++ b/arch/arm/dts/mt7988-sd-rfb.dts
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2022 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+/dts-v1/;
+#include "mt7988.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "mt7988-rfb";
+ compatible = "mediatek,mt7988-rfb", "mediatek,mt7988-sd-rfb";
+
+ chosen {
+ stdout-path = &uart0;
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0 0x40000000 0 0x10000000>;
+ };
+
+ reg_3p3v: regulator-3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-3.3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_pins>;
+ status = "okay";
+};
+
+&eth {
+ status = "okay";
+ mediatek,gmac-id = <0>;
+ phy-mode = "usxgmii";
+ mediatek,switch = "mt7988";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ pause;
+ };
+};
+
+&pinctrl {
+ i2c1_pins: i2c1-pins {
+ mux {
+ function = "i2c";
+ groups = "i2c1_0";
+ };
+ };
+
+ pwm_pins: pwm-pins {
+ mux {
+ function = "pwm";
+ groups = "pwm0", "pwm1", "pwm2", "pwm3", "pwm4",
+ "pwm5", "pwm6", "pwm7";
+ };
+ };
+
+ spi0_pins: spi0-pins {
+ mux {
+ function = "spi";
+ groups = "spi0", "spi0_wp_hold";
+ };
+ };
+
+ mmc1_pins_default: mmc1default {
+ mux {
+ function = "flash";
+ groups = "emmc_45";
+ };
+
+ conf-cmd-dat {
+ pins = "SPI2_CSB", "SPI2_MISO", "SPI2_MOSI",
+ "SPI2_CLK", "SPI2_HOLD";
+ input-enable;
+ };
+
+ conf-clk {
+ pins = "SPI2_WP";
+ };
+ };
+};
+
+&pwm {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm_pins>;
+ status = "okay";
+};
+
+&spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi0_pins>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ must_tx;
+ enhance_timing;
+ dma_ext;
+ ipm_design;
+ support_quad;
+ tick_dly = <2>;
+ sample_sel = <0>;
+
+ spi_nand@0 {
+ compatible = "spi-nand";
+ reg = <0>;
+ spi-max-frequency = <52000000>;
+ };
+};
+
+&mmc0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc1_pins_default>;
+ max-frequency = <52000000>;
+ bus-width = <4>;
+ cap-sd-highspeed;
+ vmmc-supply = <&reg_3p3v>;
+ vqmmc-supply = <&reg_3p3v>;
+ status = "okay";
+};
--- /dev/null
+++ b/board/mediatek/mt7988/MAINTAINERS
@@ -0,0 +1,7 @@
+MT7988
+M: Sam Shih <sam.shih@mediatek.com>
+S: Maintained
+F: board/mediatek/mt7988
+F: include/configs/mt7988.h
+F: configs/mt7988_rfb_defconfig
+F: configs/mt7988_sd_rfb_defconfig
--- /dev/null
+++ b/board/mediatek/mt7988/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0
+
+obj-y += mt7988_rfb.o
--- /dev/null
+++ b/board/mediatek/mt7988/mt7988_rfb.c
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+int board_init(void)
+{
+ return 0;
+}
--- /dev/null
+++ b/configs/mt7988_rfb_defconfig
@@ -0,0 +1,83 @@
+CONFIG_ARM=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TEXT_BASE=0x41e00000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="mt7988-rfb"
+CONFIG_SYS_PROMPT="MT7988> "
+CONFIG_TARGET_MT7988=y
+CONFIG_DEBUG_UART_BASE=0x11000000
+CONFIG_DEBUG_UART_CLOCK=40000000
+CONFIG_SYS_LOAD_ADDR=0x46000000
+CONFIG_DEBUG_UART=y
+# CONFIG_AUTOBOOT is not set
+CONFIG_DEFAULT_FDT_FILE="mt7988-rfb"
+CONFIG_LOGLEVEL=7
+CONFIG_LOG=y
+CONFIG_SYS_CBSIZE=512
+CONFIG_SYS_PBSIZE=1049
+# CONFIG_BOOTM_NETBSD is not set
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+# CONFIG_CMD_ELF is not set
+CONFIG_CMD_CLK=y
+CONFIG_CMD_DM=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_PWM=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_SMC=y
+CONFIG_DOS_PARTITION=y
+CONFIG_EFI_PARTITION=y
+CONFIG_PARTITION_TYPE_GUID=y
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_USE_IPADDR=y
+CONFIG_IPADDR="192.168.1.1"
+CONFIG_USE_NETMASK=y
+CONFIG_NETMASK="255.255.255.0"
+CONFIG_USE_SERVERIP=y
+CONFIG_SERVERIP="192.168.1.2"
+CONFIG_PROT_TCP=y
+CONFIG_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_CLK=y
+CONFIG_MMC_HS200_SUPPORT=y
+CONFIG_MMC_MTK=y
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_MTD_SPI_NAND=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_EON=y
+CONFIG_SPI_FLASH_GIGADEVICE=y
+CONFIG_SPI_FLASH_ISSI=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_SPI_FLASH_XMC=y
+CONFIG_SPI_FLASH_XTX=y
+CONFIG_SPI_FLASH_MTD=y
+CONFIG_PHY_FIXED=y
+CONFIG_MEDIATEK_ETH=y
+CONFIG_PINCTRL=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_MT7988=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_MTK_POWER_DOMAIN=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_MTK=y
+CONFIG_RAM=y
+CONFIG_DM_SERIAL=y
+CONFIG_MTK_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_MTK_SPIM=y
+CONFIG_LZO=y
+CONFIG_HEXDUMP=y
+# CONFIG_EFI_LOADER is not set
--- /dev/null
+++ b/configs/mt7988_sd_rfb_defconfig
@@ -0,0 +1,71 @@
+CONFIG_ARM=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TEXT_BASE=0x41e00000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="mt7988-sd-rfb"
+CONFIG_SYS_PROMPT="MT7988> "
+CONFIG_TARGET_MT7988=y
+CONFIG_DEBUG_UART_BASE=0x11000000
+CONFIG_DEBUG_UART_CLOCK=40000000
+CONFIG_SYS_LOAD_ADDR=0x46000000
+CONFIG_DEBUG_UART=y
+# CONFIG_AUTOBOOT is not set
+CONFIG_DEFAULT_FDT_FILE="mt7988-sd-rfb"
+CONFIG_LOGLEVEL=7
+CONFIG_LOG=y
+CONFIG_SYS_CBSIZE=512
+CONFIG_SYS_PBSIZE=1049
+# CONFIG_BOOTM_NETBSD is not set
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+# CONFIG_CMD_ELF is not set
+CONFIG_CMD_CLK=y
+CONFIG_CMD_DM=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_PWM=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_SMC=y
+CONFIG_DOS_PARTITION=y
+CONFIG_EFI_PARTITION=y
+CONFIG_PARTITION_TYPE_GUID=y
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_USE_IPADDR=y
+CONFIG_IPADDR="192.168.1.1"
+CONFIG_USE_NETMASK=y
+CONFIG_NETMASK="255.255.255.0"
+CONFIG_USE_SERVERIP=y
+CONFIG_SERVERIP="192.168.1.2"
+CONFIG_PROT_TCP=y
+CONFIG_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_CLK=y
+CONFIG_MMC_HS200_SUPPORT=y
+CONFIG_MMC_MTK=y
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_MTD_SPI_NAND=y
+CONFIG_PHY_FIXED=y
+CONFIG_MEDIATEK_ETH=y
+CONFIG_PINCTRL=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_MT7988=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_MTK_POWER_DOMAIN=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_MTK=y
+CONFIG_RAM=y
+CONFIG_DM_SERIAL=y
+CONFIG_MTK_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_MTK_SPIM=y
+CONFIG_LZO=y
+CONFIG_HEXDUMP=y
+# CONFIG_EFI_LOADER is not set
--- /dev/null
+++ b/include/configs/mt7988.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Configuration for MediaTek MT7988 SoC
+ *
+ * Copyright (C) 2022 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+#ifndef __MT7988_H
+#define __MT7988_H
+
+#define CFG_MAX_MEM_MAPPED 0xC0000000
+
+#endif

View File

@ -17,7 +17,7 @@
#include <mtd.h>
#include <linux/mtd/mtd.h>
@@ -25,7 +32,22 @@ int board_init(void)
@@ -24,7 +31,22 @@ int board_init(void)
int board_late_init(void)
{
@ -43,7 +43,7 @@
}
--- a/arch/arm/mach-mediatek/Kconfig
+++ b/arch/arm/mach-mediatek/Kconfig
@@ -140,4 +140,11 @@ config MTK_BROM_HEADER_INFO
@@ -151,4 +151,11 @@ config MTK_BROM_HEADER_INFO
source "board/mediatek/mt7629/Kconfig"

View File

@ -323,12 +323,12 @@
+&eth {
+ status = "okay";
+ mediatek,gmac-id = <0>;
+ phy-mode = "sgmii";
+ phy-mode = "2500base-x";
+ mediatek,switch = "mt7531";
+ reset-gpios = <&gpio 54 GPIO_ACTIVE_HIGH>;
+
+ fixed-link {
+ speed = <1000>;
+ speed = <2500>;
+ full-duplex;
+ };
+};

View File

@ -320,11 +320,11 @@
+ pinctrl-0 = <&eth_pins>;
+
+ mediatek,gmac-id = <0>;
+ phy-mode = "sgmii";
+ phy-mode = "2500base-x";
+ phy-handle = <&gphy>;
+
+ fixed-link {
+ speed = <1000>;
+ speed = <2500>;
+ full-duplex;
+ };
+

View File

@ -634,12 +634,12 @@
+&eth {
+ status = "okay";
+ mediatek,gmac-id = <0>;
+ phy-mode = "sgmii";
+ phy-mode = "2500base-x";
+ mediatek,switch = "mt7531";
+ reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
+
+ fixed-link {
+ speed = <1000>;
+ speed = <2500>;
+ full-duplex;
+ };
+};

View File

@ -246,12 +246,12 @@
+&eth {
+ status = "okay";
+ mediatek,gmac-id = <0>;
+ phy-mode = "sgmii";
+ phy-mode = "2500base-x";
+ mediatek,switch = "mt7531";
+ reset-gpios = <&gpio 39 GPIO_ACTIVE_HIGH>;
+
+ fixed-link {
+ speed = <1000>;
+ speed = <2500>;
+ full-duplex;
+ };
+};

View File

@ -246,12 +246,12 @@
+&eth {
+ status = "okay";
+ mediatek,gmac-id = <0>;
+ phy-mode = "sgmii";
+ phy-mode = "2500base-x";
+ mediatek,switch = "mt7531";
+ reset-gpios = <&gpio 39 GPIO_ACTIVE_HIGH>;
+
+ fixed-link {
+ speed = <1000>;
+ speed = <2500>;
+ full-duplex;
+ };
+};