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-rw-r--r--arch/arm/mach-shmobile/board-mackerel.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index d4fe74067d6..776f20560e7 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -39,6 +39,7 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
+#include <linux/pm_runtime.h>
#include <linux/smsc911x.h>
#include <linux/sh_intc.h>
#include <linux/tca6416_keypad.h>
@@ -913,6 +914,17 @@ static int slot_cn7_get_cd(struct platform_device *pdev)
}
/* SDHI0 */
+static irqreturn_t mackerel_sdhi0_gpio_cd(int irq, void *arg)
+{
+ struct device *dev = arg;
+ struct sh_mobile_sdhi_info *info = dev->platform_data;
+ struct tmio_mmc_data *pdata = info->pdata;
+
+ tmio_mmc_cd_wakeup(pdata);
+
+ return IRQ_HANDLED;
+}
+
static struct sh_mobile_sdhi_info sdhi0_info = {
.dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
.dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
@@ -1296,6 +1308,7 @@ static void __init mackerel_init(void)
{
u32 srcr4;
struct clk *clk;
+ int ret;
sh7372_pinmux_init();
@@ -1401,6 +1414,13 @@ static void __init mackerel_init(void)
gpio_request(GPIO_FN_SDHID0_1, NULL);
gpio_request(GPIO_FN_SDHID0_0, NULL);
+ ret = request_irq(evt2irq(0x3340), mackerel_sdhi0_gpio_cd,
+ IRQF_TRIGGER_FALLING, "sdhi0 cd", &sdhi0_device.dev);
+ if (!ret)
+ sdhi0_info.tmio_flags |= TMIO_MMC_HAS_COLD_CD;
+ else
+ pr_err("Cannot get IRQ #%d: %d\n", evt2irq(0x3340), ret);
+
#if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
/* enable SDHI1 */
gpio_request(GPIO_FN_SDHICMD1, NULL);