From 6600fab89300162a580bd4b689939e380fcfdd78 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Mon, 8 Mar 2010 12:10:01 +0000
Subject: ar71xx: add LED driver for the RB750

SVN-Revision: 20051
---
 .../ar71xx/files/arch/mips/ar71xx/mach-rb750.c     | 49 ++++++++++++++++++++++
 .../arch/mips/include/asm/mach-ar71xx/mach-rb750.h | 12 ++++++
 2 files changed, 61 insertions(+)

(limited to 'target/linux/ar71xx/files/arch/mips')

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb750.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb750.c
index 06f4832..1698db9 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb750.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb750.c
@@ -8,12 +8,54 @@
  *  by the Free Software Foundation.
  */
 
+#include <linux/platform_device.h>
 #include <asm/mach-ar71xx/ar71xx.h>
 #include <asm/mach-ar71xx/mach-rb750.h>
 
 #include "machtype.h"
 #include "dev-ap91-eth.h"
 
+static struct rb750_led_data rb750_leds[] = {
+	{
+		.name		= "rb750:green:act",
+		.mask		= RB750_LED_ACT,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port1",
+		.mask		= RB750_LED_PORT5,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port2",
+		.mask		= RB750_LED_PORT4,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port3",
+		.mask		= RB750_LED_PORT3,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port4",
+		.mask		= RB750_LED_PORT2,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port5",
+		.mask		= RB750_LED_PORT1,
+		.active_low	= 1,
+	}
+};
+
+static struct rb750_led_platform_data rb750_leds_data = {
+	.num_leds	= ARRAY_SIZE(rb750_leds),
+	.leds		= rb750_leds,
+};
+
+static struct platform_device rb750_leds_device = {
+	.name	= "leds-rb750",
+	.id	= -1,
+	.dev	= {
+		.platform_data = &rb750_leds_data,
+	}
+};
+
 int rb750_latch_change(u32 mask_clr, u32 mask_set)
 {
 	static DEFINE_SPINLOCK(lock);
@@ -65,7 +107,14 @@ EXPORT_SYMBOL_GPL(rb750_latch_change);
 
 static void __init rb750_setup(void)
 {
+	ar71xx_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
+				     AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
+				     AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
+				     AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
+				     AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
+
 	ap91_eth_init(NULL);
+	platform_device_register(&rb750_leds_device);
 }
 
 MIPS_MACHINE(AR71XX_MACH_RB_750, "750i", "MikroTik RouterBOARD 750",
diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/mach-rb750.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/mach-rb750.h
index 8165da3..661ba4e 100644
--- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/mach-rb750.h
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/mach-rb750.h
@@ -49,6 +49,18 @@
 #define RB750_LED_BITS	(RB750_LED_PORT1 | RB750_LED_PORT2 | RB750_LED_PORT3 | \
 			 RB750_LED_PORT4 | RB750_LED_PORT5 | RB750_LED_ACT)
 
+struct rb750_led_data {
+	char	*name;
+	char	*default_trigger;
+	u32	mask;
+	int	active_low;
+};
+
+struct rb750_led_platform_data {
+	int			num_leds;
+	struct rb750_led_data	*leds;
+};
+
 int rb750_latch_change(u32 mask_clr, u32 mask_set);
 
 #endif /* _MACH_RB750_H */
\ No newline at end of file
-- 
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