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Oops.. Haven't thought to try it without gpio_cd set up, in which case c->mmc
is not set initialized.. Please try the following patch:
diff --git a/arch/arm/mach-omap2/mmc-twl4030.c b/arch/arm/mach-omap2/mmc-twl4030.c
index 0ea6ba6..626d668 100644
--- a/arch/arm/mach-omap2/mmc-twl4030.c
+++ b/arch/arm/mach-omap2/mmc-twl4030.c
@@ -239,6 +239,7 @@ static int twl_mmc1_set_power(struct device *dev, int slot, int power_on,
u32 reg;
int ret = 0;
struct twl_mmc_controller *c = &hsmmc[0];
+ struct omap_mmc_platform_data *mmc = dev->platform_data;
if (power_on) {
if (cpu_is_omap2430()) {
@@ -250,7 +251,7 @@ static int twl_mmc1_set_power(struct device *dev, int slot, int power_on,
omap_ctrl_writel(reg, OMAP243X_CONTROL_DEVCONF1);
}
- if (c->mmc->slots[0].internal_clock) {
+ if (mmc->slots[0].internal_clock) {
reg = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
reg |= OMAP2_MMCSDIO1ADPCLKISEL;
omap_ctrl_writel(reg, OMAP2_CONTROL_DEVCONF0);
@@ -293,11 +294,11 @@ static int twl_mmc1_set_power(struct device *dev, int slot, int power_on,
static int twl_mmc2_set_power(struct device *dev, int slot, int power_on, int vdd)
{
int ret;
-
struct twl_mmc_controller *c = &hsmmc[1];
+ struct omap_mmc_platform_data *mmc = dev->platform_data;
if (power_on) {
- if (c->mmc->slots[0].internal_clock) {
+ if (mmc->slots[0].internal_clock) {
u32 reg;
reg = omap_ctrl_readl(control_devconf1_offset);
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