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-rw-r--r--drivers/mmc/host/sh_mmcif.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
index 68b31f7c290..b2af7136cd2 100644
--- a/drivers/mmc/host/sh_mmcif.c
+++ b/drivers/mmc/host/sh_mmcif.c
@@ -54,6 +54,7 @@
#include <linux/mmc/mmc.h>
#include <linux/mmc/sdio.h>
#include <linux/mmc/sh_mmcif.h>
+#include <linux/mmc/slot-gpio.h>
#include <linux/mod_devicetable.h>
#include <linux/pagemap.h>
#include <linux/platform_device.h>
@@ -1000,6 +1001,10 @@ static int sh_mmcif_get_cd(struct mmc_host *mmc)
{
struct sh_mmcif_host *host = mmc_priv(mmc);
struct sh_mmcif_plat_data *p = host->pd->dev.platform_data;
+ int ret = mmc_gpio_get_cd(mmc);
+
+ if (ret >= 0)
+ return ret;
if (!p || !p->get_cd)
return -ENOSYS;
@@ -1372,6 +1377,12 @@ static int __devinit sh_mmcif_probe(struct platform_device *pdev)
goto ereqirq1;
}
+ if (pd && pd->use_cd_gpio) {
+ ret = mmc_gpio_request_cd(mmc, pd->cd_gpio);
+ if (ret < 0)
+ goto erqcd;
+ }
+
clk_disable(host->hclk);
ret = mmc_add_host(mmc);
if (ret < 0)
@@ -1385,6 +1396,9 @@ static int __devinit sh_mmcif_probe(struct platform_device *pdev)
return ret;
emmcaddh:
+ if (pd && pd->use_cd_gpio)
+ mmc_gpio_free_cd(mmc);
+erqcd:
free_irq(irq[1], host);
ereqirq1:
free_irq(irq[0], host);
@@ -1405,6 +1419,7 @@ ealloch:
static int __devexit sh_mmcif_remove(struct platform_device *pdev)
{
struct sh_mmcif_host *host = platform_get_drvdata(pdev);
+ struct sh_mmcif_plat_data *pd = pdev->dev.platform_data;
int irq[2];
host->dying = true;
@@ -1413,6 +1428,9 @@ static int __devexit sh_mmcif_remove(struct platform_device *pdev)
dev_pm_qos_hide_latency_limit(&pdev->dev);
+ if (pd && pd->use_cd_gpio)
+ mmc_gpio_free_cd(host->mmc);
+
mmc_remove_host(host->mmc);
sh_mmcif_writel(host->addr, MMCIF_CE_INT_MASK, MASK_ALL);