The pin in question is muxed between GPIO7 and PWM1. For backlight control there is a custom code in board-zoom-display to control the backlight. No need to request the GPIO7 - which was failing since the way it is requested no longer valid: twl's gpio range is allocated dynamically. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx> --- Hi Tony, This patch is generated on top of my previous series for audio/pwm support: http://www.spinics.net/lists/linux-omap/msg85085.html Regards, Peter arch/arm/mach-omap2/board-zoom-peripherals.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-) diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c index f4ea926..0745bd9 100644 --- a/arch/arm/mach-omap2/board-zoom-peripherals.c +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c @@ -38,8 +38,6 @@ #define OMAP_ZOOM_TSC2004_IRQ_GPIO (153) #define OMAP_ZOOM_WLAN_IRQ_GPIO (162) -#define LCD_PANEL_ENABLE_GPIO (7 + OMAP_MAX_GPIO_LINES) - /* Zoom2 has Qwerty keyboard*/ static uint32_t board_keymap[] = { KEY(0, 0, KEY_E), @@ -243,23 +241,15 @@ static struct omap_tw4030_pdata omap_twl4030_audio_data = { static int zoom_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio) { - int ret; - /* gpio + 0 is "mmc0_cd" (input/IRQ) */ mmc[0].gpio_cd = gpio + 0; omap_hsmmc_late_init(mmc); - ret = gpio_request_one(LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW, - "lcd enable"); - if (ret) - pr_err("Failed to get LCD_PANEL_ENABLE_GPIO (gpio%d).\n", - LCD_PANEL_ENABLE_GPIO); - /* Audio setup */ omap_twl4030_audio_data.jack_detect = gpio + 2; omap_twl4030_audio_init("Zoom2", &omap_twl4030_audio_data); - return ret; + return 0; } static struct twl4030_gpio_platform_data zoom_gpio_data = { -- 1.8.1.1 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html