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| author | Eric Miao <eric.miao@marvell.com> | 2008-09-02 17:34:33 +0800 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-09-23 22:04:36 +0100 |
| commit | dd5980d68af4457e600ef6add5b541ce952147e6 (patch) | |
| tree | 5add13356814721356dcb32f27f0d912ab86716f /arch | |
| parent | edb403fbfb0ad56e62d8ebbecc3b846487020e0f (diff) | |
| download | blackbird-op-linux-dd5980d68af4457e600ef6add5b541ce952147e6.tar.gz blackbird-op-linux-dd5980d68af4457e600ef6add5b541ce952147e6.zip | |
[ARM] pxa/spitz: convert to use new GPIO API
Original patch from Dmitry Baryshkov's initial scoop gpio conversion
work at http://git.infradead.org/users/dbaryshkov/zaurus-2.6.git.
Separated into this dedicated generic GPIO conversion patch for the
work of deprecating pxa_gpio_mode().
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-pxa/spitz.c | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index b569f3b4cf3a..fef5018d547d 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -19,6 +19,7 @@ #include <linux/major.h> #include <linux/fs.h> #include <linux/interrupt.h> +#include <linux/gpio.h> #include <linux/mmc/host.h> #include <linux/pm.h> #include <linux/backlight.h> @@ -371,17 +372,36 @@ static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, vo pxa_gpio_mode(GPIO109_MMCDAT1_MD); pxa_gpio_mode(GPIO110_MMCDAT2_MD); pxa_gpio_mode(GPIO111_MMCDAT3_MD); - pxa_gpio_mode(SPITZ_GPIO_nSD_DETECT | GPIO_IN); - pxa_gpio_mode(SPITZ_GPIO_nSD_WP | GPIO_IN); + + err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT"); + if (err) + goto err_out; + + err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP"); + if (err) + goto err_free_1; + + gpio_direction_input(SPITZ_GPIO_nSD_DETECT); + gpio_direction_input(SPITZ_GPIO_nSD_WP); spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250); err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + IRQF_DISABLED | IRQF_TRIGGER_RISING | + IRQF_TRIGGER_FALLING, "MMC card detect", data); - if (err) - printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); + if (err) { + pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n", + __func__); + goto err_free_2; + } + return 0; +err_free_2: + gpio_free(SPITZ_GPIO_nSD_WP); +err_free_1: + gpio_free(SPITZ_GPIO_nSD_DETECT); +err_out: return err; } @@ -397,12 +417,14 @@ static void spitz_mci_setpower(struct device *dev, unsigned int vdd) static int spitz_mci_get_ro(struct device *dev) { - return GPLR(SPITZ_GPIO_nSD_WP) & GPIO_bit(SPITZ_GPIO_nSD_WP); + return gpio_get_value(SPITZ_GPIO_nSD_WP); } static void spitz_mci_exit(struct device *dev, void *data) { free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data); + gpio_free(SPITZ_GPIO_nSD_WP); + gpio_free(SPITZ_GPIO_nSD_DETECT); } static struct pxamci_platform_data spitz_mci_platform_data = { @@ -419,6 +441,12 @@ static struct pxamci_platform_data spitz_mci_platform_data = { */ static int spitz_ohci_init(struct device *dev) { + int err; + + err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); + if (err) + return err; + /* Only Port 2 is connected */ pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT | GPIO_IN); pxa_gpio_mode(SPITZ_GPIO_USB_HOST | GPIO_OUT); @@ -427,7 +455,7 @@ static int spitz_ohci_init(struct device *dev) /* Setup USB Port 2 Output Control Register */ UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; - GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST); + gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); UHCHR = (UHCHR) & ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE); |
