[ar71xx] simplify leds-gpio device registration

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12543 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c

@@ -15,7 +15,6 @@
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
 #include <linux/spi/mmc_spi.h>
-#include <linux/leds.h>
 
 #include <asm/mips_machine.h>
 #include <asm/mach-ar71xx/ar71xx.h>
@@ -24,7 +23,7 @@
 
 #define RB4XX_GPIO_USER_LED	4
 
-static struct gpio_led rb4xx_leds_gpio[] = {
+static struct gpio_led rb4xx_leds_gpio[] __initdata = {
 	{
 		.name		= "rb4xx:yellow:user",
 		.gpio		= RB4XX_GPIO_USER_LED,
@@ -32,19 +31,6 @@ static struct gpio_led rb4xx_leds_gpio[] = {
 	},
 };
 
-static struct gpio_led_platform_data rb4xx_leds_gpio_data = {
-	.leds		= rb4xx_leds_gpio,
-	.num_leds	= ARRAY_SIZE(rb4xx_leds_gpio),
-};
-
-static struct platform_device rb4xx_leds_gpio_device = {
-	.name	= "leds-gpio",
-	.id	= -1,
-	.dev = {
-		.platform_data = &rb4xx_leds_gpio_data,
-	}
-};
-
 static struct platform_device rb4xx_nand_device = {
 	.name	= "rb4xx-nand",
 	.id	= -1,
@@ -156,7 +142,9 @@ static void __init rb411_setup(void)
 	ar71xx_add_device_mdio(0xfffffffe);
 	ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x00000001);
 
-	platform_device_register(&rb4xx_leds_gpio_device);
+	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
+					rb4xx_leds_gpio);
+
 	platform_device_register(&rb4xx_nand_device);
 
 	ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
@@ -172,7 +160,9 @@ static void __init rb433_setup(void)
 	ar71xx_add_device_eth(1, PHY_INTERFACE_MODE_RMII, 0x00000010);
 	ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x00000003);
 
-	platform_device_register(&rb4xx_leds_gpio_device);
+	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
+					rb4xx_leds_gpio);
+
 	platform_device_register(&rb4xx_nand_device);
 
 	ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
@@ -188,7 +178,9 @@ static void __init rb450_setup(void)
 	ar71xx_add_device_eth(1, PHY_INTERFACE_MODE_RMII, 0x00000010);
 	ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x0000000f);
 
-	platform_device_register(&rb4xx_leds_gpio_device);
+	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
+					rb4xx_leds_gpio);
+
 	platform_device_register(&rb4xx_nand_device);
 }
 

target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c

@@ -12,7 +12,6 @@
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
-#include <linux/leds.h>
 
 #include <asm/mips_machine.h>
 #include <asm/mach-ar71xx/ar71xx.h>
@@ -51,7 +50,7 @@ static struct ar71xx_pci_irq wp543_pci_irqs[] __initdata = {
 	}
 };
 
-static struct gpio_led wp543_leds_gpio[] = {
+static struct gpio_led wp543_leds_gpio[] __initdata = {
 	{
 		.name		= "wp543:green:led1",
 		.gpio		= WP543_GPIO_LED_1,
@@ -75,19 +74,6 @@ static struct gpio_led wp543_leds_gpio[] = {
 	}
 };
 
-static struct gpio_led_platform_data wp543_leds_gpio_data = {
-	.leds		= wp543_leds_gpio,
-	.num_leds	= ARRAY_SIZE(wp543_leds_gpio),
-};
-
-static struct platform_device wp543_leds_gpio_device = {
-	.name	= "leds-gpio",
-	.id	= -1,
-	.dev = {
-		.platform_data = &wp543_leds_gpio_data,
-	}
-};
-
 static void __init wp543_setup(void)
 {
 	ar71xx_add_device_spi(NULL, wp543_spi_info, ARRAY_SIZE(wp543_spi_info));
@@ -99,7 +85,8 @@ static void __init wp543_setup(void)
 
 	ar71xx_pci_init(ARRAY_SIZE(wp543_pci_irqs), wp543_pci_irqs);
 
-	platform_device_register(&wp543_leds_gpio_device);
+	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wp543_leds_gpio),
+					wp543_leds_gpio);
 }
 
 MIPS_MACHINE(MACH_AR71XX_WP543, "Compex WP543", wp543_setup);

target/linux/ar71xx/files/arch/mips/ar71xx/platform.c

@@ -334,6 +334,44 @@ void __init ar71xx_add_device_spi(struct ar71xx_spi_platform_data *pdata,
 	platform_device_register(&ar71xx_spi_device);
 }
 
+void __init ar71xx_add_device_leds_gpio(int id, unsigned num_leds,
+				struct gpio_led *leds)
+{
+	struct platform_device *pdev;
+	struct gpio_led_platform_data pdata;
+	struct gpio_led *p;
+	int err;
+
+	p = kmalloc(num_leds * sizeof(*p), GFP_KERNEL);
+	if (!p)
+		return;
+
+	memcpy(p, leds, num_leds * sizeof(*p));
+
+	pdev = platform_device_alloc("leds-gpio", id);
+	if (!pdev)
+		goto err_free_leds;
+
+	pdata.num_leds = num_leds;
+	pdata.leds = leds;
+
+	err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
+	if (err)
+		goto err_put_pdev;
+
+	err = platform_device_add(pdev);
+	if (err)
+		goto err_put_pdev;
+
+	return;
+
+err_put_pdev:
+	platform_device_put(pdev);
+
+err_free_leds:
+	kfree(p);
+}
+
 void __init ar71xx_set_mac_base(char *mac_str)
 {
 	u8 tmp[ETH_ALEN];

target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/platform.h

@@ -16,6 +16,7 @@
 #include <linux/skbuff.h>
 #include <linux/phy.h>
 #include <linux/spi/spi.h>
+#include <linux/leds.h>
 
 struct ag71xx_platform_data {
 	u32		reset_bit;
@@ -49,4 +50,8 @@ extern void ar71xx_add_device_eth(unsigned int id, phy_interface_t phy_if_mode,
 
 extern void ar71xx_add_device_mdio(u32 phy_mask) __init;
 
+extern void ar71xx_add_device_leds_gpio(int id,
+				   unsigned num_leds,
+				   struct gpio_led *leds) __init;
+
 #endif /* __ASM_MACH_AR71XX_PLATFORM_H */