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authorPhilipp Zabel <philipp.zabel@gmail.com>2011-04-27 20:50:19 +0200
committerEric Miao <eric.y.miao@gmail.com>2011-07-11 14:43:30 +0800
commit6d49e6cfb2a199256ec851b1855dd86de83c5092 (patch)
tree62a3185c78af27437c59d1713026322f04146dc5 /arch/arm/mach-pxa/hx4700.c
parent5db15f86830070e0905940c5d3d92d12c0874424 (diff)
downloadlinux-6d49e6cfb2a199256ec851b1855dd86de83c5092.tar.bz2
ARM: pxa/hx4700: use gpio arrays for global gpios
gpio_request_array() is a functional replacement for hx4700_gpio_request(), which is now obsolete. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm/mach-pxa/hx4700.c')
-rw-r--r--arch/arm/mach-pxa/hx4700.c70
1 files changed, 19 insertions, 51 deletions
diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index f941a495a4a8..99960a1814e0 100644
--- a/arch/arm/mach-pxa/hx4700.c
+++ b/arch/arm/mach-pxa/hx4700.c
@@ -135,42 +135,6 @@ static unsigned long hx4700_pin_config[] __initdata = {
GPIO66_GPIO, /* nSDIO_IRQ */
};
-#define HX4700_GPIO_IN(num, _desc) \
- { .gpio = (num), .dir = 0, .desc = (_desc) }
-#define HX4700_GPIO_OUT(num, _init, _desc) \
- { .gpio = (num), .dir = 1, .init = (_init), .desc = (_desc) }
-struct gpio_ress {
- unsigned gpio : 8;
- unsigned dir : 1;
- unsigned init : 1;
- char *desc;
-};
-
-static int hx4700_gpio_request(struct gpio_ress *gpios, int size)
-{
- int i, rc = 0;
- int gpio;
- int dir;
-
- for (i = 0; (!rc) && (i < size); i++) {
- gpio = gpios[i].gpio;
- dir = gpios[i].dir;
- rc = gpio_request(gpio, gpios[i].desc);
- if (rc) {
- pr_err("Error requesting GPIO %d(%s) : %d\n",
- gpio, gpios[i].desc, rc);
- continue;
- }
- if (dir)
- gpio_direction_output(gpio, gpios[i].init);
- else
- gpio_direction_input(gpio);
- }
- while ((rc) && (--i >= 0))
- gpio_free(gpios[i].gpio);
- return rc;
-}
-
/*
* IRDA
*/
@@ -829,26 +793,30 @@ static struct platform_device *devices[] __initdata = {
&pcmcia,
};
-static struct gpio_ress global_gpios[] = {
- HX4700_GPIO_IN(GPIO12_HX4700_ASIC3_IRQ, "ASIC3_IRQ"),
- HX4700_GPIO_IN(GPIO13_HX4700_W3220_IRQ, "W3220_IRQ"),
- HX4700_GPIO_IN(GPIO14_HX4700_nWLAN_IRQ, "WLAN_IRQ"),
- HX4700_GPIO_OUT(GPIO59_HX4700_LCD_PC1, 1, "LCD_PC1"),
- HX4700_GPIO_OUT(GPIO62_HX4700_LCD_nRESET, 1, "LCD_RESET"),
- HX4700_GPIO_OUT(GPIO70_HX4700_LCD_SLIN1, 1, "LCD_SLIN1"),
- HX4700_GPIO_OUT(GPIO84_HX4700_LCD_SQN, 1, "LCD_SQN"),
- HX4700_GPIO_OUT(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1, "LCD_LVDD"),
- HX4700_GPIO_OUT(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1, "LCD_AVDD"),
- HX4700_GPIO_OUT(GPIO32_HX4700_RS232_ON, 1, "RS232_ON"),
- HX4700_GPIO_OUT(GPIO71_HX4700_ASIC3_nRESET, 1, "ASIC3_nRESET"),
- HX4700_GPIO_OUT(GPIO82_HX4700_EUART_RESET, 1, "EUART_RESET"),
- HX4700_GPIO_OUT(GPIO105_HX4700_nIR_ON, 1, "nIR_EN"),
+static struct gpio global_gpios[] = {
+ { GPIO12_HX4700_ASIC3_IRQ, GPIOF_IN, "ASIC3_IRQ" },
+ { GPIO13_HX4700_W3220_IRQ, GPIOF_IN, "W3220_IRQ" },
+ { GPIO14_HX4700_nWLAN_IRQ, GPIOF_IN, "WLAN_IRQ" },
+ { GPIO59_HX4700_LCD_PC1, GPIOF_OUT_INIT_HIGH, "LCD_PC1" },
+ { GPIO62_HX4700_LCD_nRESET, GPIOF_OUT_INIT_HIGH, "LCD_RESET" },
+ { GPIO70_HX4700_LCD_SLIN1, GPIOF_OUT_INIT_HIGH, "LCD_SLIN1" },
+ { GPIO84_HX4700_LCD_SQN, GPIOF_OUT_INIT_HIGH, "LCD_SQN" },
+ { GPIO110_HX4700_LCD_LVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_LVDD" },
+ { GPIO111_HX4700_LCD_AVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_AVDD" },
+ { GPIO32_HX4700_RS232_ON, GPIOF_OUT_INIT_HIGH, "RS232_ON" },
+ { GPIO71_HX4700_ASIC3_nRESET, GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" },
+ { GPIO82_HX4700_EUART_RESET, GPIOF_OUT_INIT_HIGH, "EUART_RESET" },
+ { GPIO105_HX4700_nIR_ON, GPIOF_OUT_INIT_HIGH, "nIR_EN" },
};
static void __init hx4700_init(void)
{
+ int ret;
+
pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config));
- hx4700_gpio_request(ARRAY_AND_SIZE(global_gpios));
+ ret = gpio_request_array(ARRAY_AND_SIZE(global_gpios));
+ if (ret)
+ pr_err ("hx4700: Failed to request GPIOs.\n");
pxa_set_ffuart_info(NULL);
pxa_set_btuart_info(NULL);