diff options
| author | Dmitry Baryshkov <dbaryshkov@gmail.com> | 2008-06-09 13:23:50 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-07-07 13:21:57 +0100 |
| commit | c4d5f8d43a5423a6bbba4eec1fab9c46e8d53c5d (patch) | |
| tree | 3a4316dc0accea04220324b6336e67f6a48f864c | |
| parent | c867155cde9905dfbcb16fcadb1840b06f8869d4 (diff) | |
| download | talos-op-linux-c4d5f8d43a5423a6bbba4eec1fab9c46e8d53c5d.tar.gz talos-op-linux-c4d5f8d43a5423a6bbba4eec1fab9c46e8d53c5d.zip | |
[ARM] 5081/1: tosa: fix SD GPIOs
This changes SD-related GPIO names to be more informative,
and allocates two more SD-related GPIOs.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/mach-pxa/tosa.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 8bf947dcb2e8..ba95cd66b988 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -87,7 +87,7 @@ static unsigned long tosa_pin_config[] = { GPIO6_MMC_CLK, GPIO8_MMC_CS0, GPIO9_GPIO, /* Detect */ - // GPIO10 nSD_INT + GPIO10_GPIO, /* nSD_INT */ /* CF */ GPIO13_GPIO, /* CD_IRQ */ @@ -250,6 +250,15 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250); + err = gpio_request(TOSA_GPIO_nSD_DETECT, "MMC/SD card detect"); + if (err) { + printk(KERN_ERR "tosa_mci_init: can't request nSD_DETECT gpio\n"); + goto err_gpio_detect; + } + err = gpio_direction_input(TOSA_GPIO_nSD_DETECT); + if (err) + goto err_gpio_detect_dir; + err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int, IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "MMC/SD card detect", data); @@ -258,7 +267,7 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void goto err_irq; } - err = gpio_request(TOSA_GPIO_SD_WP, "sd_wp"); + err = gpio_request(TOSA_GPIO_SD_WP, "SD Write Protect"); if (err) { printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n"); goto err_gpio_wp; @@ -267,7 +276,7 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void if (err) goto err_gpio_wp_dir; - err = gpio_request(TOSA_GPIO_PWR_ON, "sd_pwr"); + err = gpio_request(TOSA_GPIO_PWR_ON, "SD Power"); if (err) { printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n"); goto err_gpio_pwr; @@ -276,8 +285,20 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void if (err) goto err_gpio_pwr_dir; + err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int"); + if (err) { + printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n"); + goto err_gpio_int; + } + err = gpio_direction_input(TOSA_GPIO_nSD_INT); + if (err) + goto err_gpio_int_dir; + return 0; +err_gpio_int_dir: + gpio_free(TOSA_GPIO_nSD_INT); +err_gpio_int: err_gpio_pwr_dir: gpio_free(TOSA_GPIO_PWR_ON); err_gpio_pwr: @@ -286,6 +307,9 @@ err_gpio_wp_dir: err_gpio_wp: free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data); err_irq: +err_gpio_detect_dir: + gpio_free(TOSA_GPIO_nSD_DETECT); +err_gpio_detect: return err; } @@ -307,9 +331,11 @@ static int tosa_mci_get_ro(struct device *dev) static void tosa_mci_exit(struct device *dev, void *data) { + gpio_free(TOSA_GPIO_nSD_INT); gpio_free(TOSA_GPIO_PWR_ON); gpio_free(TOSA_GPIO_SD_WP); free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data); + gpio_free(TOSA_GPIO_nSD_DETECT); } static struct pxamci_platform_data tosa_mci_platform_data = { |
