diff options
Diffstat (limited to 'target/linux/pxa/patches-2.6.21/031-mmc-card-detect.patch')
-rw-r--r-- | target/linux/pxa/patches-2.6.21/031-mmc-card-detect.patch | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/target/linux/pxa/patches-2.6.21/031-mmc-card-detect.patch b/target/linux/pxa/patches-2.6.21/031-mmc-card-detect.patch deleted file mode 100644 index 890f19578..000000000 --- a/target/linux/pxa/patches-2.6.21/031-mmc-card-detect.patch +++ /dev/null @@ -1,76 +0,0 @@ ---- a/arch/arm/mach-pxa/gumstix.c -+++ b/arch/arm/mach-pxa/gumstix.c -@@ -29,19 +29,55 @@ - - #include "generic.h" - --static int gumstix_mci_init(struct device *dev, irqreturn_t (*lubbock_detect_int)(int, void *, struct pt_regs *), void *data) -+static struct pxamci_platform_data gumstix_mci_platform_data; -+ -+static int gumstix_mci_init(struct device *dev, irqreturn_t (*gumstix_detect_int)(int, void *, struct pt_regs *), void *data) - { -- // Set up MMC controller -+ int err; -+ - pxa_gpio_mode(GPIO6_MMCCLK_MD); - pxa_gpio_mode(GPIO53_MMCCLK_MD); - pxa_gpio_mode(GPIO8_MMCCS0_MD); - -+ pxa_gpio_mode(GUMSTIX_GPIO_nSD_DETECT | GPIO_IN); -+ set_irq_type(GUMSTIX_IRQ_GPIO_nSD_DETECT, IRQT_BOTHEDGE); -+ pxa_gpio_mode(GUMSTIX_GPIO_nSD_WP | GPIO_IN); -+ -+ gumstix_mci_platform_data.detect_delay = msecs_to_jiffies(250); -+ -+ err = request_irq(GUMSTIX_IRQ_GPIO_nSD_DETECT, gumstix_detect_int, SA_INTERRUPT, -+ "MMC card detect", data); -+ if (err) { -+ printk(KERN_ERR "gumstix_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); -+ return -1; -+ } -+ -+ err = set_irq_type(GUMSTIX_IRQ_GPIO_nSD_DETECT, IRQT_BOTHEDGE); -+ - return 0; - } - -+static int gumstix_mci_get_ro(struct device *dev) -+{ -+#ifdef CONFIG_ARCH_GUMSTIX_VERDEX -+ return 0; // microSD is always writable on verdex -+#else -+ int ro; -+ ro = GPLR(GUMSTIX_GPIO_nSD_WP) & GPIO_bit(GUMSTIX_GPIO_nSD_WP); -+ return ro; -+#endif -+} -+ -+static void gumstix_mci_exit(struct device *dev, void *data) -+{ -+ free_irq(GUMSTIX_IRQ_GPIO_nSD_DETECT, data); -+} -+ - static struct pxamci_platform_data gumstix_mci_platform_data = { - .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, -- .init = &gumstix_mci_init, -+ .init = gumstix_mci_init, -+ .get_ro = gumstix_mci_get_ro, -+ .exit = gumstix_mci_exit, - }; - - static struct pxa2xx_udc_mach_info gumstix_udc_info __initdata = { ---- a/include/asm-arm/arch-pxa/gumstix.h -+++ b/include/asm-arm/arch-pxa/gumstix.h -@@ -36,6 +36,12 @@ - #define GPIO_GUMSTIX_USB_GPIOx_CON_MD (GPIO_GUMSTIX_USB_GPIOx | GPIO_OUT) - #define GPIO_GUMSTIX_USB_GPIOx_DIS_MD (GPIO_GUMSTIX_USB_GPIOx | GPIO_IN) - -+/* -+ * SD/MMC definitions -+ */ -+#define GUMSTIX_GPIO_nSD_WP 22 /* SD Write Protect */ -+#define GUMSTIX_GPIO_nSD_DETECT 11 /* MMC/SD Card Detect */ -+#define GUMSTIX_IRQ_GPIO_nSD_DETECT IRQ_GPIO(GUMSTIX_GPIO_nSD_DETECT) - - /* - * SMC Ethernet definitions |