[ARM] pxa/colibri270: Add MMC support

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c
index f8b3bfb..cbaf019 100644 (file)
--- a/arch/arm/mach-pxa/colibri-pxa270.c
+++ b/arch/arm/mach-pxa/colibri-pxa270.c
@@ -33,6 +33,7 @@
 
 #include <mach/pxa27x.h>
 #include <mach/colibri.h>
+#include <mach/mmc.h>
 
 #include "generic.h"
 #include "devices.h"
@@ -44,6 +45,15 @@ static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = {
        /* Ethernet */
        GPIO78_nCS_2,   /* Ethernet CS */
        GPIO114_GPIO,   /* Ethernet IRQ */
+
+       /* MMC */
+       GPIO32_MMC_CLK,
+       GPIO92_MMC_DAT_0,
+       GPIO109_MMC_DAT_1,
+       GPIO110_MMC_DAT_2,
+       GPIO111_MMC_DAT_3,
+       GPIO112_MMC_CMD,
+       GPIO0_GPIO,     /* SD detect */
 };
 
 /******************************************************************************
@@ -138,6 +148,26 @@ static void __init colibri_pxa270_eth_init(void)
 static inline void colibri_pxa270_eth_init(void) {}
 #endif
 
+/******************************************************************************
+ * SD/MMC card controller
+ ******************************************************************************/
+#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
+static struct pxamci_platform_data colibri_pxa270_mci_platform_data = {
+       .ocr_mask               = MMC_VDD_32_33 | MMC_VDD_33_34,
+       .gpio_power             = -1,
+       .gpio_card_detect       = GPIO0_COLIBRI_PXA270_SD_DETECT,
+       .gpio_card_ro           = -1,
+       .detect_delay_ms        = 200,
+};
+
+static void __init colibri_pxa270_mmc_init(void)
+{
+       pxa_set_mci_info(&colibri_pxa270_mci_platform_data);
+}
+#else
+static inline void colibri_pxa270_mmc_init(void) {}
+#endif
+
 static void __init colibri_pxa270_init(void)
 {
        pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config));
@@ -147,6 +177,7 @@ static void __init colibri_pxa270_init(void)
 
        colibri_pxa270_nor_init();
        colibri_pxa270_eth_init();
+       colibri_pxa270_mmc_init();
 }
 
 MACHINE_START(COLIBRI, "Toradex Colibri PXA270")

diff --git a/arch/arm/mach-pxa/include/mach/colibri.h b/arch/arm/mach-pxa/include/mach/colibri.h
index 9e47e1f..c549236 100644 (file)
--- a/arch/arm/mach-pxa/include/mach/colibri.h
+++ b/arch/arm/mach-pxa/include/mach/colibri.h
@@ -35,6 +35,7 @@ static inline void colibri_pxa3xx_init_nand(void) {}
 
 /* GPIO definitions for Colibri PXA270 */
 #define GPIO114_COLIBRI_PXA270_ETH_IRQ 114
+#define GPIO0_COLIBRI_PXA270_SD_DETECT 0
 
 #endif /* _COLIBRI_H_ */