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ar71xx: add kernel support for MR3420v2

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[juhosg: use gpio_request_one to enable the USB power]

Patch-by: Dmytro <dioptimizer@gmail.com>
Signed-off-by: Gabor Juhos <juhosg@opewrt.org>

SVN-Revision: 35961
This commit is contained in:
Gabor Juhos 2013-03-11 15:55:20 +00:00
parent 5c5e1c0a9d
commit 902dd27383
2 changed files with 96 additions and 12 deletions
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81
target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr841n-v8.c
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@ -1,5 +1,5 @@
/*
* TP-LINK TL-WR841N/ND v8 board support
* TP-LINK TL-WR841N/ND v8/TL-MR3420 v2 board support
*
* Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
*
@ -8,6 +8,7 @@
* by the Free Software Foundation.
*/
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <asm/mach-ath79/ath79.h>
@ -18,6 +19,7 @@
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
@ -31,7 +33,10 @@
#define TL_WR841NV8_GPIO_LED_SYSTEM 14
#define TL_WR841NV8_GPIO_BTN_RESET 17
#define TL_WR841NV8_GPIO_SW_RFKILL 16
#define TL_WR841NV8_GPIO_SW_RFKILL 16 /* WPS for MR3420 v2 */
#define TL_MR3420V2_GPIO_LED_3G 11
#define TL_MR3420V2_GPIO_USB_POWER 4
#define TL_WR841NV8_KEYS_POLL_INTERVAL 20 /* msecs */
#define TL_WR841NV8_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR841NV8_KEYS_POLL_INTERVAL)
@ -78,6 +83,11 @@ static struct gpio_led tl_wr841n_v8_leds_gpio[] __initdata = {
.name = "tp-link:green:wlan",
.gpio = TL_WR841NV8_GPIO_LED_WLAN,
.active_low = 1,
}, {
/* the 3G LED is only present on the MR3420 v2 */
.name = "tp-link:green:3g",
.gpio = TL_MR3420V2_GPIO_LED_3G,
.active_low = 1,
},
};
@ -99,24 +109,33 @@ static struct gpio_keys_button tl_wr841n_v8_gpio_keys[] __initdata = {
}
};
static void __init tl_wr841n_v8_setup(void)
static struct gpio_keys_button tl_mr3420v2_gpio_keys[] __initdata = {
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = TL_WR841NV8_KEYS_DEBOUNCE_INTERVAL,
.gpio = TL_WR841NV8_GPIO_BTN_RESET,
.active_low = 1,
}, {
.desc = "WPS",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = TL_WR841NV8_KEYS_DEBOUNCE_INTERVAL,
.gpio = TL_WR841NV8_GPIO_SW_RFKILL,
.active_low = 0,
}
};
static void __init tl_ap123_setup(void)
{
u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v8_leds_gpio),
tl_wr841n_v8_leds_gpio);
ath79_register_gpio_keys_polled(1, TL_WR841NV8_KEYS_POLL_INTERVAL,
ARRAY_SIZE(tl_wr841n_v8_gpio_keys),
tl_wr841n_v8_gpio_keys);
ath79_register_m25p80(&tl_wr841n_v8_flash_data);
ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_PHY_SWAP);
ath79_register_mdio(1, 0x0);
ath79_init_mac(ath79_eth0_data.mac_addr, mac, -1);
ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
@ -135,5 +154,43 @@ static void __init tl_wr841n_v8_setup(void)
ath79_register_wmac(ee, mac);
}
static void __init tl_wr841n_v8_setup(void)
{
tl_ap123_setup();
ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v8_leds_gpio) - 1,
tl_wr841n_v8_leds_gpio);
ath79_register_gpio_keys_polled(1, TL_WR841NV8_KEYS_POLL_INTERVAL,
ARRAY_SIZE(tl_wr841n_v8_gpio_keys),
tl_wr841n_v8_gpio_keys);
ath79_register_mdio(1, 0x0);
}
MIPS_MACHINE(ATH79_MACH_TL_WR841N_V8, "TL-WR841N-v8", "TP-LINK TL-WR841N/ND v8",
tl_wr841n_v8_setup);
static void __init tl_mr3420v2_setup(void)
{
tl_ap123_setup();
ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v8_leds_gpio),
tl_wr841n_v8_leds_gpio);
ath79_register_gpio_keys_polled(1, TL_WR841NV8_KEYS_POLL_INTERVAL,
ARRAY_SIZE(tl_mr3420v2_gpio_keys),
tl_mr3420v2_gpio_keys);
ath79_register_mdio(0, 0x0);
/* enable power for the USB port */
gpio_request_one(TL_MR3420V2_GPIO_USB_POWER,
GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
"USB power");
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_TL_MR3420_V2, "TL-MR3420-v2", "TP-LINK TL-MR3420 v2",
tl_mr3420v2_setup);

27
target/linux/ar71xx/patches-3.8/616-MIPS-ath79-TL-MR3420-v2-support.patch Normal file
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@ -0,0 +1,27 @@
--- a/arch/mips/ath79/Kconfig
+++ b/arch/mips/ath79/Kconfig
@@ -585,12 +585,13 @@ config ATH79_MACH_TL_WR841N_V1
select ATH79_DEV_M25P80
config ATH79_MACH_TL_WR841N_V8
- bool "TP-LINK TL-WR841N/ND v8 support"
+ bool "TP-LINK TL-WR841N/ND v8/TL-MR3420 v2 support"
select SOC_AR934X
select ATH79_DEV_ETH
select ATH79_DEV_GPIO_BUTTONS
select ATH79_DEV_LEDS_GPIO
select ATH79_DEV_M25P80
+ select ATH79_DEV_USB
select ATH79_DEV_WMAC
config ATH79_MACH_TL_WR941ND
--- a/arch/mips/ath79/machtypes.h
+++ b/arch/mips/ath79/machtypes.h
@@ -84,6 +84,7 @@ enum ath79_mach_type {
ATH79_MACH_TL_MR3220, /* TP-LINK TL-MR3220 */
ATH79_MACH_TL_MR3220_V2, /* TP-LINK TL-MR3220 v2 */
ATH79_MACH_TL_MR3420, /* TP-LINK TL-MR3420 */
+ ATH79_MACH_TL_MR3420_V2, /* TP-LINK TL-MR3420 v2 */
ATH79_MACH_TL_WA7510N_V1, /* TP-LINK TL-WA7510N v1*/
ATH79_MACH_TL_WA901ND, /* TP-LINK TL-WA901ND */
ATH79_MACH_TL_WA901ND_V2, /* TP-LINK TL-WA901ND v2 */