diff options
| author | Igor Grinberg <grinberg@compulab.co.il> | 2011-05-03 17:22:09 +0200 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2011-05-12 11:52:06 +0200 |
| commit | bc593f5d787d0a015539e21868302fb44a47c3e3 (patch) | |
| tree | 75feac78712ae08e38b678c0dae62cb75765ddb0 /arch/arm/mach-omap2/board-apollon.c | |
| parent | omap: musb: introduce default board config (diff) | |
| download | linux-bc593f5d787d0a015539e21868302fb44a47c3e3.tar.xz linux-bc593f5d787d0a015539e21868302fb44a47c3e3.zip | |
arm: omap2plus: GPIO cleanup
use gpio_request_<one|array>() instead of multiple gpiolib calls,
remove unneeded variables, etc.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/board-apollon.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-apollon.c | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index f4f8374a0298..f3beb8eeef77 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -202,6 +202,7 @@ static inline void __init apollon_init_smc91x(void) unsigned int rate; struct clk *gpmc_fck; int eth_cs; + int err; gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ if (IS_ERR(gpmc_fck)) { @@ -245,15 +246,13 @@ static inline void __init apollon_init_smc91x(void) apollon_smc91x_resources[0].end = base + 0x30f; udelay(100); - omap_mux_init_gpio(74, 0); - if (gpio_request(APOLLON_ETHR_GPIO_IRQ, "SMC91x irq") < 0) { + omap_mux_init_gpio(APOLLON_ETHR_GPIO_IRQ, 0); + err = gpio_request_one(APOLLON_ETHR_GPIO_IRQ, GPIOF_IN, "SMC91x irq"); + if (err) { printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n", APOLLON_ETHR_GPIO_IRQ); gpmc_cs_free(APOLLON_ETH_CS); - goto out; } - gpio_direction_input(APOLLON_ETHR_GPIO_IRQ); - out: clk_disable(gpmc_fck); clk_put(gpmc_fck); @@ -280,20 +279,19 @@ static void __init omap_apollon_init_early(void) omap2_init_common_devices(NULL, NULL); } +static struct gpio apollon_gpio_leds[] __initdata = { + { LED0_GPIO13, GPIOF_OUT_INIT_LOW, "LED0" }, /* LED0 - AA10 */ + { LED1_GPIO14, GPIOF_OUT_INIT_LOW, "LED1" }, /* LED1 - AA6 */ + { LED2_GPIO15, GPIOF_OUT_INIT_LOW, "LED2" }, /* LED2 - AA4 */ +}; + static void __init apollon_led_init(void) { - /* LED0 - AA10 */ omap_mux_init_signal("vlynq_clk.gpio_13", 0); - gpio_request(LED0_GPIO13, "LED0"); - gpio_direction_output(LED0_GPIO13, 0); - /* LED1 - AA6 */ omap_mux_init_signal("vlynq_rx1.gpio_14", 0); - gpio_request(LED1_GPIO14, "LED1"); - gpio_direction_output(LED1_GPIO14, 0); - /* LED2 - AA4 */ omap_mux_init_signal("vlynq_rx0.gpio_15", 0); - gpio_request(LED2_GPIO15, "LED2"); - gpio_direction_output(LED2_GPIO15, 0); + + gpio_request_array(apollon_gpio_leds, ARRAY_SIZE(apollon_gpio_leds)); } static void __init apollon_usb_init(void) @@ -301,8 +299,7 @@ static void __init apollon_usb_init(void) /* USB device */ /* DEVICE_SUSPEND */ omap_mux_init_signal("mcbsp2_clkx.gpio_12", 0); - gpio_request(12, "USB suspend"); - gpio_direction_output(12, 0); + gpio_request_one(12, GPIOF_OUT_INIT_LOW, "USB suspend"); omap2_usbfs_init(&apollon_usb_config); } |