From: Richard Purdie <rpurdie@rpsys.net>
Add MMC/SD write protection switch handling for the Corgi platform
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
arch/arm/mach-pxa/corgi.c | 6 ++++++
1 files changed, 6 insertions(+)
diff -puN arch/arm/mach-pxa/corgi.c~corgi-add-mmc-sd-write-protection-switch-handling arch/arm/mach-pxa/corgi.c
--- devel/arch/arm/mach-pxa/corgi.c~corgi-add-mmc-sd-write-protection-switch-handling 2005-08-05 00:53:40.000000000 -0700
+++ devel-akpm/arch/arm/mach-pxa/corgi.c 2005-08-05 00:53:40.000000000 -0700
@@ -181,6 +181,11 @@ static void corgi_mci_setpower(struct de
}
}
+static int corgi_mci_get_ro(struct device *dev)
+{
+ return GPLR(CORGI_GPIO_nSD_WP) & GPIO_bit(CORGI_GPIO_nSD_WP);
+}
+
static void corgi_mci_exit(struct device *dev, void *data)
{
free_irq(CORGI_IRQ_GPIO_nSD_DETECT, data);
@@ -190,6 +195,7 @@ static void corgi_mci_exit(struct device
static struct pxamci_platform_data corgi_mci_platform_data = {
.ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
.init = corgi_mci_init,
+ .get_ro = corgi_mci_get_ro,
.setpower = corgi_mci_setpower,
.exit = corgi_mci_exit,
};
_