Hi all, This patch does not register gpio-leds device if there no leds defined.
Kind regards, Miguel
>From 044cdff8a2b6c7cfb600ae88f0d4cc24418da984 Mon Sep 17 00:00:00 2001 From: Miguel GAIO <[email protected]> Date: Thu, 9 Aug 2012 16:06:12 +0200 Subject: [PATCH] * [brcm63xx] leds: do not register device if no leds defined Signed-off-by: Miguel GAIO <[email protected]> --- target/linux/brcm63xx/patches-3.3/301-led_count.patch | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/target/linux/brcm63xx/patches-3.3/301-led_count.patch b/target/linux/brcm63xx/patches-3.3/301-led_count.patch index 84d57a0..b6c1196 100644 --- a/target/linux/brcm63xx/patches-3.3/301-led_count.patch +++ b/target/linux/brcm63xx/patches-3.3/301-led_count.patch @@ -8,19 +8,26 @@ if (board.has_uart0) bcm63xx_uart_register(0); -@@ -900,7 +901,11 @@ int __init board_register_devices(void) +@@ -900,10 +901,16 @@ int __init board_register_devices(void) bcm63xx_flash_register(); - bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds); +- bcm63xx_led_data.leds = board.leds; + /* count number of LEDs defined by this device */ + while (led_count < ARRAY_SIZE(board.leds) && board.leds[led_count].name) + led_count++; + -+ bcm63xx_led_data.num_leds = led_count; - bcm63xx_led_data.leds = board.leds; ++ if (led_count) { ++ bcm63xx_led_data.num_leds = led_count; ++ bcm63xx_led_data.leds = board.leds; - platform_device_register(&bcm63xx_gpio_leds); +- platform_device_register(&bcm63xx_gpio_leds); ++ platform_device_register(&bcm63xx_gpio_leds); ++ } + + /* count number of BUTTONs defined by this device */ + while (button_count < ARRAY_SIZE(board.buttons) && board.buttons[button_count].desc) --- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h +++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h @@ -57,7 +57,7 @@ struct board_info { -- 1.7.10.4
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