From: Thomas Weber Date: Thu, 17 Nov 2011 21:39:40 +0000 (+0100) Subject: ARM: OMAP: hsmmc: Add support for non-OMAP pins X-Git-Tag: firefly_0821_release~3680^2~3790^2~12^2^2~2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a15164f13fb3f0f70849c2a099ff0af7b2924ba1;p=firefly-linux-kernel-4.4.55.git ARM: OMAP: hsmmc: Add support for non-OMAP pins The Devkit8000 uses a TWL4030 pin for card detection. Thats why the error: _omap_mux_init_gpio: Could not set gpio192 occurs. This patch checks that the pin is on OMAP before calling omap_mux_init_gpio. Signed-off-by: Thomas Weber [tony@atomide.com: updated comments] Signed-off-by: Tony Lindgren --- diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c index 59830d0eeb55..997b33d76418 100644 --- a/arch/arm/mach-omap2/hsmmc.c +++ b/arch/arm/mach-omap2/hsmmc.c @@ -214,10 +214,12 @@ static int nop_mmc_set_power(struct device *dev, int slot, int power_on, static inline void omap_hsmmc_mux(struct omap_mmc_platform_data *mmc_controller, int controller_nr) { - if (gpio_is_valid(mmc_controller->slots[0].switch_pin)) + if (gpio_is_valid(mmc_controller->slots[0].switch_pin) && + (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES)) omap_mux_init_gpio(mmc_controller->slots[0].switch_pin, OMAP_PIN_INPUT_PULLUP); - if (gpio_is_valid(mmc_controller->slots[0].gpio_wp)) + if (gpio_is_valid(mmc_controller->slots[0].gpio_wp) && + (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES)) omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp, OMAP_PIN_INPUT_PULLUP); if (cpu_is_omap34xx()) {