openwrtv4/target/linux/ixp4xx/patches-2.6.24/021-ixp4xx_use_leds_gpio.patch

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From 383256474f2ba043bdb57a657f9d786df88780f1 Mon Sep 17 00:00:00 2001
From: Rod Whitby <rod@whitby.id.au>
Date: Tue, 29 Jan 2008 17:17:29 +1030
Subject: ixp4xx: Use leds-gpio driver instead of IXP4XX-GPIO-LED driver
These are the only three boards to use the IXP4XX-GPIO-LED driver, and
they can all use the new leds-gpio driver instead with no change in
functionality.
Signed-off-by: Rod Whitby <rod@whitby.id.au>
--
PATCH FOLLOWS
KernelVersion: v2.6.24-1915-gc9b12e6
diff --git a/arch/arm/configs/ixp4xx_defconfig b/arch/arm/configs/ixp4xx_defconfig
index 2d5ae33..77fe3b0 100644
--- a/arch/arm/configs/ixp4xx_defconfig
+++ b/arch/arm/configs/ixp4xx_defconfig
@@ -1330,8 +1330,8 @@ CONFIG_LEDS_CLASS=y
#
# LED drivers
#
-CONFIG_LEDS_IXP4XX=y
-# CONFIG_LEDS_GPIO is not set
+# CONFIG_LEDS_IXP4XX is not set
+CONFIG_LEDS_GPIO=y
#
# LED Triggers
diff --git a/arch/arm/mach-ixp4xx/dsmg600-setup.c b/arch/arm/mach-ixp4xx/dsmg600-setup.c
index a1c44ef..d0e1295 100644
--- a/arch/arm/mach-ixp4xx/dsmg600-setup.c
+++ b/arch/arm/mach-ixp4xx/dsmg600-setup.c
@@ -14,6 +14,7 @@
#include <linux/kernel.h>
#include <linux/serial.h>
#include <linux/serial_8250.h>
+#include <linux/leds.h>
#include <linux/i2c.h>
#include <linux/i2c-gpio.h>
@@ -58,29 +59,28 @@ static struct i2c_board_info __initdata dsmg600_i2c_board_info [] = {
},
};
-#ifdef CONFIG_LEDS_CLASS
-static struct resource dsmg600_led_resources[] = {
+static struct gpio_led dsmg600_led_pins[] = {
{
- .name = "power",
- .start = DSMG600_LED_PWR_GPIO,
- .end = DSMG600_LED_PWR_GPIO,
- .flags = IXP4XX_GPIO_HIGH,
+ .name = "power",
+ .gpio = DSMG600_LED_PWR_GPIO,
},
{
- .name = "wlan",
- .start = DSMG600_LED_WLAN_GPIO,
- .end = DSMG600_LED_WLAN_GPIO,
- .flags = IXP4XX_GPIO_LOW,
+ .name = "wlan",
+ .gpio = DSMG600_LED_WLAN_GPIO,
+ .active_low = true,
},
};
+static struct gpio_led_platform_data dsmg600_led_data = {
+ .num_leds = ARRAY_SIZE(dsmg600_led_pins),
+ .leds = dsmg600_led_pins,
+};
+
static struct platform_device dsmg600_leds = {
- .name = "IXP4XX-GPIO-LED",
- .id = -1,
- .num_resources = ARRAY_SIZE(dsmg600_led_resources),
- .resource = dsmg600_led_resources,
+ .name = "leds-gpio",
+ .id = -1,
+ .dev.platform_data = &dsmg600_led_data,
};
-#endif
static struct resource dsmg600_uart_resources[] = {
{
@@ -128,6 +128,7 @@ static struct platform_device dsmg600_uart = {
static struct platform_device *dsmg600_devices[] __initdata = {
&dsmg600_i2c_gpio,
&dsmg600_flash,
+ &dsmg600_leds,
};
static void dsmg600_power_off(void)
@@ -175,11 +176,6 @@ static void __init dsmg600_init(void)
(void)platform_device_register(&dsmg600_uart);
platform_add_devices(dsmg600_devices, ARRAY_SIZE(dsmg600_devices));
-
-#ifdef CONFIG_LEDS_CLASS
- /* We don't care whether or not this works. */
- (void)platform_device_register(&dsmg600_leds);
-#endif
}
MACHINE_START(DSMG600, "D-Link DSM-G600 RevA")
diff --git a/arch/arm/mach-ixp4xx/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c
index dc782d0..5801579 100644
--- a/arch/arm/mach-ixp4xx/nas100d-setup.c
+++ b/arch/arm/mach-ixp4xx/nas100d-setup.c
@@ -46,35 +46,34 @@ static struct i2c_board_info __initdata nas100d_i2c_board_info [] = {
},
};
-#ifdef CONFIG_LEDS_IXP4XX
-static struct resource nas100d_led_resources[] = {
+static struct gpio_led nas100d_led_pins[] = {
{
.name = "wlan", /* green led */
- .start = NAS100D_LED_WLAN_GPIO,
- .end = NAS100D_LED_WLAN_GPIO,
- .flags = IXP4XX_GPIO_LOW,
+ .gpio = NAS100D_LED_WLAN_GPIO,
+ .active_low = true,
},
{
.name = "power", /* blue power led (off=flashing) */
- .start = NAS100D_LED_PWR_GPIO,
- .end = NAS100D_LED_PWR_GPIO,
- .flags = IXP4XX_GPIO_LOW,
+ .gpio = NAS100D_LED_PWR_GPIO,
+ .active_low = true,
},
{
.name = "disk", /* yellow led */
- .start = NAS100D_LED_DISK_GPIO,
- .end = NAS100D_LED_DISK_GPIO,
- .flags = IXP4XX_GPIO_LOW,
+ .gpio = NAS100D_LED_DISK_GPIO,
+ .active_low = true,
},
};
+static struct gpio_led_platform_data nas100d_led_data = {
+ .num_leds = ARRAY_SIZE(nas100d_led_pins),
+ .leds = nas100d_led_pins,
+};
+
static struct platform_device nas100d_leds = {
- .name = "IXP4XX-GPIO-LED",
+ .name = "leds-gpio",
.id = -1,
- .num_resources = ARRAY_SIZE(nas100d_led_resources),
- .resource = nas100d_led_resources,
+ .dev.platform_data = &nas100d_led_data,
};
-#endif
static struct i2c_gpio_platform_data nas100d_i2c_gpio_data = {
.sda_pin = NAS100D_SDA_PIN,
@@ -135,9 +134,7 @@ static struct platform_device nas100d_uart = {
static struct platform_device *nas100d_devices[] __initdata = {
&nas100d_i2c_gpio,
&nas100d_flash,
-#ifdef CONFIG_LEDS_IXP4XX
&nas100d_leds,
-#endif
};
static void nas100d_power_off(void)
diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c
index 16d091c..41d55c8 100644
--- a/arch/arm/mach-ixp4xx/nslu2-setup.c
+++ b/arch/arm/mach-ixp4xx/nslu2-setup.c
@@ -54,41 +54,37 @@ static struct i2c_board_info __initdata nslu2_i2c_board_info [] = {
},
};
-#ifdef CONFIG_LEDS_IXP4XX
-static struct resource nslu2_led_resources[] = {
+static struct gpio_led nslu2_led_pins[] = {
{
.name = "ready", /* green led */
- .start = NSLU2_LED_GRN_GPIO,
- .end = NSLU2_LED_GRN_GPIO,
- .flags = IXP4XX_GPIO_HIGH,
+ .gpio = NSLU2_LED_GRN_GPIO,
},
{
.name = "status", /* red led */
- .start = NSLU2_LED_RED_GPIO,
- .end = NSLU2_LED_RED_GPIO,
- .flags = IXP4XX_GPIO_HIGH,
+ .gpio = NSLU2_LED_RED_GPIO,
},
{
.name = "disk-1",
- .start = NSLU2_LED_DISK1_GPIO,
- .end = NSLU2_LED_DISK1_GPIO,
- .flags = IXP4XX_GPIO_LOW,
+ .gpio = NSLU2_LED_DISK1_GPIO,
+ .active_low = true,
},
{
.name = "disk-2",
- .start = NSLU2_LED_DISK2_GPIO,
- .end = NSLU2_LED_DISK2_GPIO,
- .flags = IXP4XX_GPIO_LOW,
+ .gpio = NSLU2_LED_DISK2_GPIO,
+ .active_low = true,
},
};
+static struct gpio_led_platform_data nslu2_led_data = {
+ .num_leds = ARRAY_SIZE(nslu2_led_pins),
+ .leds = nslu2_led_pins,
+};
+
static struct platform_device nslu2_leds = {
- .name = "IXP4XX-GPIO-LED",
+ .name = "leds-gpio",
.id = -1,
- .num_resources = ARRAY_SIZE(nslu2_led_resources),
- .resource = nslu2_led_resources,
+ .dev.platform_data = &nslu2_led_data,
};
-#endif
static struct platform_device nslu2_i2c_gpio = {
.name = "i2c-gpio",
@@ -151,9 +147,7 @@ static struct platform_device *nslu2_devices[] __initdata = {
&nslu2_i2c_gpio,
&nslu2_flash,
&nslu2_beeper,
-#ifdef CONFIG_LEDS_IXP4XX
&nslu2_leds,
-#endif
};
static void nslu2_power_off(void)
--
1.5.2.5