ARM: mx5: convert to new leds-gpio registration helper

This gets rid of per machine struct platform_device definitions and allows
to move the platform data and led definition to .init.rodata.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

5 files changed, 19 insertions, 53 deletions

diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index 799fbc40e53c..f25e9d7bf0f5 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -109,6 +109,7 @@ config MACH_EUKREA_MBIMX51_BASEBOARD
         bool
         select IMX_HAVE_PLATFORM_IMX_KEYPAD
         select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
+        select LEDS_GPIO_REGISTER
         help
           This adds board specific devices that can be found on Eukrea's
           MBIMX51 evaluation board.
@@ -135,6 +136,7 @@ config MACH_EUKREA_MBIMXSD51_BASEBOARD
         prompt "Eukrea MBIMXSD development board"
         bool
         select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
+        select LEDS_GPIO_REGISTER
         help
           This adds board specific devices that can be found on Eukrea's
           MBIMXSD evaluation board.
@@ -151,6 +153,7 @@ config MX51_EFIKA_COMMON
 
 config MACH_MX51_EFIKAMX
         bool "Support MX51 Genesi Efika MX nettop"
+        select LEDS_GPIO_REGISTER
         select MX51_EFIKA_COMMON
         help
           Include support for Genesi Efika MX nettop. This includes specific
@@ -158,6 +161,7 @@ config MACH_MX51_EFIKAMX
 
 config MACH_MX51_EFIKASB
         bool "Support MX51 Genesi Efika Smartbook"
+        select LEDS_GPIO_REGISTER
         select MX51_EFIKA_COMMON
         help
           Include support for Genesi Efika Smartbook. This includes specific
diff --git a/arch/arm/mach-mx5/board-mx51_efikamx.c b/arch/arm/mach-mx5/board-mx51_efikamx.c
index 6e362315291b..2400f6d10099 100644
--- a/arch/arm/mach-mx5/board-mx51_efikamx.c
+++ b/arch/arm/mach-mx5/board-mx51_efikamx.c
@@ -139,7 +139,7 @@ static void __init mx51_efikamx_board_id(void)
         }
 }
 
-static struct gpio_led mx51_efikamx_leds[] = {
+static struct gpio_led mx51_efikamx_leds[] __initdata = {
         {
                 .name = "efikamx:green",
                 .default_trigger = "default-on",
@@ -157,19 +157,12 @@ static struct gpio_led mx51_efikamx_leds[] = {
         },
 };
 
-static struct gpio_led_platform_data mx51_efikamx_leds_data = {
+static const struct gpio_led_platform_data
+                mx51_efikamx_leds_data __initconst = {
         .leds = mx51_efikamx_leds,
         .num_leds = ARRAY_SIZE(mx51_efikamx_leds),
 };
 
-static struct platform_device mx51_efikamx_leds_device = {
-        .name = "leds-gpio",
-        .id = -1,
-        .dev = {
-                .platform_data = &mx51_efikamx_leds_data,
-        },
-};
-
 static struct gpio_keys_button mx51_efikamx_powerkey[] = {
         {
                 .code = KEY_POWER,
@@ -248,7 +241,7 @@ static void __init mx51_efikamx_init(void)
                 mx51_efikamx_leds[2].default_trigger = "mmc1";
         }
 
-        platform_device_register(&mx51_efikamx_leds_device);
+        gpio_led_register_device(-1, &mx51_efikamx_leds_data);
         imx_add_gpio_keys(&mx51_efikamx_powerkey_data);
 
         if (system_rev == 0x11) {
diff --git a/arch/arm/mach-mx5/board-mx51_efikasb.c b/arch/arm/mach-mx5/board-mx51_efikasb.c
index 474fc6e4c6df..28d68962e7df 100644
--- a/arch/arm/mach-mx5/board-mx51_efikasb.c
+++ b/arch/arm/mach-mx5/board-mx51_efikasb.c
@@ -132,7 +132,7 @@ static void __init mx51_efikasb_usb(void)
                 mxc_register_device(&mxc_usbh2_device, &usbh2_config);
 }
 
-static struct gpio_led mx51_efikasb_leds[] = {
+static const struct gpio_led mx51_efikasb_leds[] __initconst = {
         {
                 .name = "efikasb:green",
                 .default_trigger = "default-on",
@@ -146,19 +146,12 @@ static struct gpio_led mx51_efikasb_leds[] = {
         },
 };
 
-static struct gpio_led_platform_data mx51_efikasb_leds_data = {
+static const struct gpio_led_platform_data
+                mx51_efikasb_leds_data __initconst = {
         .leds = mx51_efikasb_leds,
         .num_leds = ARRAY_SIZE(mx51_efikasb_leds),
 };
 
-static struct platform_device mx51_efikasb_leds_device = {
-        .name = "leds-gpio",
-        .id = -1,
-        .dev = {
-                .platform_data = &mx51_efikasb_leds_data,
-        },
-};
-
 static struct gpio_keys_button mx51_efikasb_keys[] = {
         {
                 .code = KEY_POWER,
@@ -256,9 +249,8 @@ static void __init efikasb_board_init(void)
         mx51_efikasb_usb();
         imx51_add_sdhci_esdhc_imx(1, NULL);
 
-        platform_device_register(&mx51_efikasb_leds_device);
+        gpio_led_register_device(-1, &mx51_efikasb_leds_data);
         imx_add_gpio_keys(&mx51_efikasb_keys_data);
-
 }
 
 static void __init mx51_efikasb_timer_init(void)
diff --git a/arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c b/arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c
index 97292d20f1f3..02ce720c887f 100644
--- a/arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c
+++ b/arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c
@@ -37,7 +37,7 @@
 #define MBIMX51_LED2            IMX_GPIO_NR(3, 7)
 #define MBIMX51_LED3            IMX_GPIO_NR(3, 8)
 
-static struct gpio_led mbimx51_leds[] = {
+static const struct gpio_led mbimx51_leds[] __initconst = {
         {
                 .name                   = "led0",
                 .default_trigger        = "heartbeat",
@@ -64,23 +64,11 @@ static struct gpio_led mbimx51_leds[] = {
         },
 };
 
-static struct gpio_led_platform_data mbimx51_leds_info = {
+static const struct gpio_led_platform_data mbimx51_leds_info __initconst = {
         .leds           = mbimx51_leds,
         .num_leds       = ARRAY_SIZE(mbimx51_leds),
 };
 
-static struct platform_device mbimx51_leds_gpio = {
-        .name   = "leds-gpio",
-        .id     = -1,
-        .dev    = {
-                .platform_data  = &mbimx51_leds_info,
-        },
-};
-
-static struct platform_device *devices[] __initdata = {
-        &mbimx51_leds_gpio,
-};
-
 static iomux_v3_cfg_t mbimx51_pads[] = {
         /* UART2 */
         MX51_PAD_UART2_RXD__UART2_RXD,
@@ -204,7 +192,7 @@ void __init eukrea_mbimx51_baseboard_init(void)
         gpio_direction_output(MBIMX51_LED3, 1);
         gpio_free(MBIMX51_LED3);
 
-        platform_add_devices(devices, ARRAY_SIZE(devices));
+        gpio_led_register_device(-1, &mbimx51_leds_info);
 
         imx51_add_imx_keypad(&mbimx51_map_data);
 
diff --git a/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
index 31c871ec46a6..261923997643 100644
--- a/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
+++ b/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
@@ -74,7 +74,7 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
 #define GPIO_LED1       IMX_GPIO_NR(3, 30)
 #define GPIO_SWITCH1    IMX_GPIO_NR(3, 31)
 
-static struct gpio_led eukrea_mbimxsd_leds[] = {
+static const struct gpio_led eukrea_mbimxsd_leds[] __initconst = {
         {
                 .name                   = "led1",
                 .default_trigger        = "heartbeat",
@@ -83,19 +83,12 @@ static struct gpio_led eukrea_mbimxsd_leds[] = {
         },
 };
 
-static struct gpio_led_platform_data eukrea_mbimxsd_led_info = {
+static const struct gpio_led_platform_data
+                eukrea_mbimxsd_led_info __initconst = {
         .leds           = eukrea_mbimxsd_leds,
         .num_leds       = ARRAY_SIZE(eukrea_mbimxsd_leds),
 };
 
-static struct platform_device eukrea_mbimxsd_leds_gpio = {
-        .name   = "leds-gpio",
-        .id     = -1,
-        .dev    = {
-                .platform_data  = &eukrea_mbimxsd_led_info,
-        },
-};
-
 static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = {
         {
                 .gpio           = GPIO_SWITCH1,
@@ -112,10 +105,6 @@ static const struct gpio_keys_platform_data
         .nbuttons       = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons),
 };
 
-static struct platform_device *platform_devices[] __initdata = {
-        &eukrea_mbimxsd_leds_gpio,
-};
-
 static const struct imxuart_platform_data uart_pdata __initconst = {
         .flags = IMXUART_HAVE_RTSCTS,
 };
@@ -154,6 +143,6 @@ void __init eukrea_mbimxsd51_baseboard_init(void)
         i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
                                 ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
 
-        platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+        gpio_led_register_device(-1, &eukrea_mbimxsd_led_info);
         imx_add_gpio_keys(&eukrea_mbimxsd_button_data);
 }