diff options
| author | Philipp Zabel <philipp.zabel@gmail.com> | 2008-04-09 19:24:55 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-04-19 11:29:07 +0100 |
| commit | bdb0c16acb51b7bf15d626848f287691ef39dbe8 (patch) | |
| tree | 52e333deb09d45eedd96723e39794c1c81f353e1 /arch/arm/mach-pxa/magician.c | |
| parent | aa7975901b949501d47af8225f23bee1116cd441 (diff) | |
| download | linux-3.10-bdb0c16acb51b7bf15d626848f287691ef39dbe8.tar.gz linux-3.10-bdb0c16acb51b7bf15d626848f287691ef39dbe8.tar.bz2 linux-3.10-bdb0c16acb51b7bf15d626848f287691ef39dbe8.zip | |
[ARM] 4950/1: magician: enable MMC support
Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-pxa/magician.c')
| -rw-r--r-- | arch/arm/mach-pxa/magician.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index 159f6dc4543..a931c384d49 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -31,6 +31,7 @@ #include <asm/arch/pxa-regs.h> #include <asm/arch/pxafb.h> #include <asm/arch/i2c.h> +#include <asm/arch/mmc.h> #include <asm/arch/irda.h> #include <asm/arch/ohci.h> @@ -202,6 +203,44 @@ static struct platform_device backlight = { /* + * MMC/SD + */ + +static int magician_mci_init(struct device *dev, + irq_handler_t detect_irq, void *data) +{ + return request_irq(IRQ_MAGICIAN_SD, detect_irq, + IRQF_DISABLED | IRQF_SAMPLE_RANDOM, + "MMC card detect", data); +} + +static void magician_mci_setpower(struct device *dev, unsigned int vdd) +{ + struct pxamci_platform_data *pdata = dev->platform_data; + + gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask); +} + +static int magician_mci_get_ro(struct device *dev) +{ + return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY)); +} + +static void magician_mci_exit(struct device *dev, void *data) +{ + free_irq(IRQ_MAGICIAN_SD, data); +} + +static struct pxamci_platform_data magician_mci_info = { + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .init = magician_mci_init, + .get_ro = magician_mci_get_ro, + .setpower = magician_mci_setpower, + .exit = magician_mci_exit, +}; + + +/* * USB OHCI */ @@ -267,6 +306,7 @@ static void __init magician_init(void) { platform_add_devices(devices, ARRAY_SIZE(devices)); pxa_set_i2c_info(NULL); + pxa_set_mci_info(&magician_mci_info); pxa_set_ohci_info(&magician_ohci_info); pxa_set_ficp_info(&magician_ficp_info); set_pxa_fb_info(&toppoly_info); |