at91: add 3.14 support

Add support for Linux 3.14 for the Atmel's AT91 platform.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 42414
This commit is contained in:
Florian Fainelli 2014-09-03 03:10:18 +00:00
parent 035f68e858
commit 892d571d07
7 changed files with 576 additions and 0 deletions

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/*
* lmu5000.dst - Device Tree file for CalAmp LMU5000 board
*
* Copyright (C) 2013 Adam Porter <porter.adam@gmail.com>
*
* Licensed under GPLv2.
*/
/dts-v1/;
#include "at91sam9g20.dtsi"
/ {
model = "CalAmp LMU5000";
compatible = "calamp,lmu5000", "atmel,at91sam9g20", "atmel,at91sam9";
chosen {
bootargs = "mem=64M console=ttyS0,115200 rootfstype=jffs2";
};
memory {
reg = <0x20000000 0x4000000>;
};
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
main_clock: clock@0 {
compatible = "atmel,osc", "fixed-clock";
clock-frequency = <18432000>;
};
};
ahb {
apb {
pinctrl@fffff400 {
board {
pinctrl_pck0_as_mck: pck0_as_mck {
atmel,pins =
<2 1 0x2 0x0>; /* PC1 periph B */
};
};
};
dbgu: serial@fffff200 {
status = "okay";
};
usart0: serial@fffb0000 {
pinctrl-0 =
<&pinctrl_usart0
&pinctrl_usart0_rts
&pinctrl_usart0_cts
&pinctrl_usart0_dtr_dsr
&pinctrl_usart0_dcd
&pinctrl_usart0_ri>;
status = "okay";
};
usart2: serial@fffb8000 {
status = "okay";
};
uart0: serial@fffd4000 {
status = "okay";
};
uart1: serial@fffd8000 {
status = "okay";
};
macb0: ethernet@fffc4000 {
phy-mode = "mii";
status = "okay";
};
usb1: gadget@fffa4000 {
atmel,vbus-gpio = <&pioC 5 0>;
status = "okay";
};
ssc0: ssc@fffbc000 {
status = "okay";
pinctrl-0 = <&pinctrl_ssc0_tx>;
};
watchdog@fffffd40 {
status = "okay";
};
};
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "soft";
nand-on-flash-bbt;
status = "okay";
kernel@0 {
label = "kernel";
reg = <0x0 0x400000>;
};
rootfs@400000 {
label = "rootfs";
reg = <0x400000 0x3C00000>;
};
user1@4000000 {
label = "user1";
reg = <0x4000000 0x2000000>;
};
user2@6000000 {
label = "user2";
reg = <0x6000000 0x2000000>;
};
};
usb0: ohci@00500000 {
num-ports = <2>;
status = "okay";
};
};
};

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/*
* Copyright (C) 2008 I2SE GmbH
* Copyright (C) 2010 IEQualize GmbH
* Copyright (C) 2010-2011 Michael Heimpold
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#include <mach/hardware.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/board.h>
#include <mach/gpio.h>
#include <mach/at91sam9_smc.h>
#include <video/atmel_lcdc.h>
#include "sam9_smc.h"
#include "generic.h"
#include <linux/atmel_serial.h>
static void __init tqma9263_map_io(void)
{
unsigned pins;
/* Initialize processor: 18.432 MHz crystal */
at91_initialize(18432000);
/* DGBU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
/* USART0 on ttyS1 */
pins = ATMEL_UART_CTS | ATMEL_UART_RTS |
ATMEL_UART_DSR | ATMEL_UART_DTR |
ATMEL_UART_DCD | ATMEL_UART_RI;
at91_register_uart(AT91SAM9263_ID_US0, 1, pins);
/* USART1 on ttyS2 */
pins = ATMEL_UART_RTS;
at91_register_uart(AT91SAM9263_ID_US1, 2, pins);
/* USART2 on ttyS3 */
pins = ATMEL_UART_RTS;
at91_register_uart(AT91SAM9263_ID_US2, 3, pins);
/* set serial console to ttyS0 (ie, DBGU) */
at91_set_serial_console(0);
}
/*
* USB Host port
*/
static struct at91_usbh_data __initdata tqma9263_usbh_data = {
.ports = 2,
.vbus_pin = { AT91_PIN_PA24, AT91_PIN_PA21 },
.vbus_pin_active_low = 0,
};
/*
* USB Device port
*/
static struct at91_udc_data __initdata tqma9263_udc_data = {
.vbus_pin = AT91_PIN_PA25,
.pullup_pin = 0, /* pull-up driven by UDC */
};
/*
* MCI (SD/MMC)
*/
static struct at91_mmc_data __initdata tqma9263_mmc_data = {
.wire4 = 1,
.det_pin = AT91_PIN_PE18,
.wp_pin = AT91_PIN_PB28,
};
/*
* MACB Ethernet device
*/
static struct macb_platform_data __initdata tqma9263_macb_data = {
.phy_irq_pin = AT91_PIN_PE31,
.is_rmii = 1,
};
/*
* I2C devices
*/
static struct i2c_board_info __initdata tqma9263_i2c_devices[] = {
{
I2C_BOARD_INFO("pcf8563", 0x51),
},
{
I2C_BOARD_INFO("24c04", 0x52),
},
};
/*
* NAND flash
*/
static struct mtd_partition __initdata tqma9263_nand_partition[] = {
{
.name = "uboot",
.offset = 0,
.size = 3 * SZ_128K,
},
{
.name = "uboot-env",
.offset = MTDPART_OFS_NXTBLK,
.size = SZ_128K,
},
{
.name = "linux",
.offset = MTDPART_OFS_NXTBLK,
.size = SZ_2M,
},
{
.name = "rootfs",
.offset = MTDPART_OFS_NXTBLK,
.size = MTDPART_SIZ_FULL,
},
};
static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
{
*num_partitions = ARRAY_SIZE(tqma9263_nand_partition);
return tqma9263_nand_partition;
}
static struct atmel_nand_data __initdata tqma9263_nand_data = {
.ale = 21,
.cle = 22,
.rdy_pin = AT91_PIN_PD14,
.enable_pin = AT91_PIN_PD15,
};
static struct sam9_smc_config __initdata tqma9263_nand_smc_config = {
.ncs_read_setup = 0,
.nrd_setup = 1,
.ncs_write_setup = 0,
.nwe_setup = 1,
.ncs_read_pulse = 3,
.nrd_pulse = 3,
.ncs_write_pulse = 3,
.nwe_pulse = 3,
.read_cycle = 5,
.write_cycle = 5,
.mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
.tdf_cycles = 2,
};
static void __init tqma9263_add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(0, 3, &tqma9263_nand_smc_config);
at91_add_device_nand(&tqma9263_nand_data);
}
static void __init tqma9263_board_init(void)
{
/* Serial */
at91_add_device_serial();
/* USB Host */
at91_add_device_usbh(&tqma9263_usbh_data);
/* USB Device */
at91_add_device_udc(&tqma9263_udc_data);
/* MMC */
at91_add_device_mmc(1, &tqma9263_mmc_data);
/* I2C */
at91_add_device_i2c(tqma9263_i2c_devices, ARRAY_SIZE(tqma9263_i2c_devices));
/* Ethernet */
at91_add_device_eth(&tqma9263_macb_data);
/* NAND flash */
tqma9263_add_device_nand();
}
MACHINE_START(TQMA9263, "TQ Components TQMa9263")
/* Maintainer: Michael Heimpold */
.timer = &at91sam926x_timer,
.map_io = tqma9263_map_io,
.init_irq = at91_init_irq_default,
.init_machine = tqma9263_board_init,
MACHINE_END

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/*
*
* Copyright (C) 2007 OpenWrt.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Atmel AT91 flash partition table. (Modified by Hamish Guthrie).
* Based on ar7 map by Felix Fietkau.
*
*/
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/bootmem.h>
#include <linux/squashfs_fs.h>
static struct mtd_partition at91_parts[6];
static int create_mtd_partitions(struct mtd_info *master,
struct mtd_partition **pparts,
unsigned long origin)
{
unsigned int offset, len;
unsigned int pre_size = 0x42000, root_max = 0x362400;
unsigned char buf[512];
struct squashfs_super_block *sb = (struct squashfs_super_block *) buf;
printk("Parsing AT91 partition map...\n");
at91_parts[0].name = "loaders";
at91_parts[0].offset = 0;
at91_parts[0].size = 0x21000;
at91_parts[0].mask_flags = MTD_WRITEABLE;
at91_parts[1].name = "ubparams";
at91_parts[1].offset = 0x21000;
at91_parts[1].size = 0x8400;
at91_parts[1].mask_flags = 0;
at91_parts[2].name = "kernel";
at91_parts[2].offset = pre_size;
at91_parts[2].size = 0;
at91_parts[2].mask_flags = 0;
at91_parts[3].name = "rootfs";
at91_parts[3].offset = 0;
at91_parts[3].size = 0;
at91_parts[3].mask_flags = 0;
for(offset = pre_size; offset < root_max; offset += master->erasesize) {
memset(&buf, 0xe5, sizeof(buf));
if (master->read(master, offset, sizeof(buf), &len, buf) || len != sizeof(buf))
break;
if (*((__u32 *) buf) == SQUASHFS_MAGIC) {
printk(KERN_INFO "%s: Filesystem type: squashfs, size=0x%x\n",
master->name, (u32) sb->bytes_used);
at91_parts[3].size = sb->bytes_used;
at91_parts[3].offset = offset;
len = at91_parts[3].offset + at91_parts[3].size;
len = ((len / (master->erasesize * 8)) + 1) * master->erasesize * 8;
at91_parts[3].size = len - at91_parts[3].offset;
at91_parts[2].size = offset - at91_parts[2].offset;
break;
}
}
if (at91_parts[3].size == 0) {
printk(KERN_NOTICE "%s: Couldn't find root filesystem\n", master->name);
return -1;
}
at91_parts[4].name = "rootfs_data";
at91_parts[4].offset = root_max;
at91_parts[4].size = master->size - root_max;
at91_parts[4].mask_flags = 0;
at91_parts[5].name = "complete";
at91_parts[5].offset = 0;
at91_parts[5].size = master->size;
at91_parts[5].mask_flags = 0;
*pparts = at91_parts;
return 6;
}
static struct mtd_part_parser at91_parser = {
.owner = THIS_MODULE,
.parse_fn = create_mtd_partitions,
.name = "at91part",
};
static int __init at91_parser_init(void)
{
register_mtd_parser(&at91_parser);
return 0;
}
module_init(at91_parser_init);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Felix Fietkau, Eugene Konev, Hamish Guthrie");
MODULE_DESCRIPTION("MTD partitioning for Atmel at91");

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--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -23,6 +23,7 @@ dtb-$(CONFIG_ARCH_AT91) += tny_a9g20.dtb
dtb-$(CONFIG_ARCH_AT91) += usb_a9g20.dtb
# sam9g45
dtb-$(CONFIG_ARCH_AT91) += at91sam9m10g45ek.dtb
+dtb-$(CONFIG_ARCH_AT91) += lmu5000.dtb
dtb-$(CONFIG_ARCH_AT91) += pm9g45.dtb
# sam9n12
dtb-$(CONFIG_ARCH_AT91) += at91sam9n12ek.dtb

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Index: linux-3.14.16/arch/arm/mach-at91/Kconfig.non_dt
===================================================================
--- linux-3.14.16.orig/arch/arm/mach-at91/Kconfig.non_dt 2014-08-31 13:36:59.849640477 -0700
+++ linux-3.14.16/arch/arm/mach-at91/Kconfig.non_dt 2014-08-31 13:36:59.845640477 -0700
@@ -281,6 +281,12 @@
Select this if you are using Atmel's AT91SAM9G10-EK Evaluation Kit.
<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=4588>
+config MACH_TQMA9263
+ bool "TQ Components TQMa9263 board"
+ help
+ Select this if you are using the an TQ Components TQMa9263 board.
+ <http://www.tq-components.com/>
+
endif
# ----------------------------------------------------------
Index: linux-3.14.16/arch/arm/mach-at91/Makefile
===================================================================
--- linux-3.14.16.orig/arch/arm/mach-at91/Makefile 2014-08-31 13:36:59.849640477 -0700
+++ linux-3.14.16/arch/arm/mach-at91/Makefile 2014-08-31 13:37:27.125639720 -0700
@@ -62,6 +62,7 @@
# AT91SAM9263 board-specific support
obj-$(CONFIG_MACH_AT91SAM9263EK) += board-sam9263ek.o
+obj-$(CONFIG_MACH_TQMA9263) += board-tqma9263.o
# AT91SAM9RL board-specific support
obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o

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--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -507,7 +507,7 @@ static struct platform_device at91sam926
.num_resources = ARRAY_SIZE(spi1_resources),
};
-static const unsigned spi1_standard_cs[4] = { AT91_PIN_PB3, AT91_PIN_PC5, AT91_PIN_PC4, AT91_PIN_PC3 };
+static const unsigned spi1_standard_cs[2] = { AT91_PIN_PB3, AT91_PIN_PC5 };
void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
{

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--- a/arch/arm/mach-at91/board-flexibity.c
+++ b/arch/arm/mach-at91/board-flexibity.c
@@ -89,49 +89,49 @@ static struct gpio_led flexibity_leds[]
.name = "usb1:green",
.gpio = AT91_PIN_PA12,
.active_low = 1,
- .default_trigger = "default-on",
+ .default_trigger = "heartbeat",
},
{
.name = "usb1:red",
.gpio = AT91_PIN_PA13,
.active_low = 1,
- .default_trigger = "default-on",
+ .default_trigger = "heartbeat",
},
{
.name = "usb2:green",
.gpio = AT91_PIN_PB26,
.active_low = 1,
- .default_trigger = "default-on",
+ .default_trigger = "heartbeat",
},
{
.name = "usb2:red",
.gpio = AT91_PIN_PB27,
.active_low = 1,
- .default_trigger = "default-on",
+ .default_trigger = "heartbeat",
},
{
.name = "usb3:green",
.gpio = AT91_PIN_PC8,
.active_low = 1,
- .default_trigger = "default-on",
+ .default_trigger = "heartbeat",
},
{
.name = "usb3:red",
.gpio = AT91_PIN_PC6,
.active_low = 1,
- .default_trigger = "default-on",
+ .default_trigger = "heartbeat",
},
{
.name = "usb4:green",
.gpio = AT91_PIN_PB4,
.active_low = 1,
- .default_trigger = "default-on",
+ .default_trigger = "heartbeat",
},
{
.name = "usb4:red",
.gpio = AT91_PIN_PB5,
.active_low = 1,
- .default_trigger = "default-on",
+ .default_trigger = "heartbeat",
}
};