[PATCH] ARM: OMAP3: cm-t3517: add MMC support
Igor Grinberg
grinberg at compulab.co.il
Thu Dec 6 07:00:06 EST 2012
cm-t3517 uses two MMC interfaces. Add support for both.
Signed-off-by: Igor Grinberg <grinberg at compulab.co.il>
---
arch/arm/mach-omap2/board-cm-t3517.c | 25 +++++++++++++++++++++++++
1 files changed, 25 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c
index ebbc2ad..fb1f993 100644
--- a/arch/arm/mach-omap2/board-cm-t3517.c
+++ b/arch/arm/mach-omap2/board-cm-t3517.c
@@ -32,6 +32,7 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
+#include <linux/mmc/host.h>
#include <linux/can/platform/ti_hecc.h>
#include <asm/mach-types.h>
@@ -46,6 +47,7 @@
#include "mux.h"
#include "control.h"
+#include "hsmmc.h"
#include "common-board-devices.h"
#include "am35xx-emac.h"
#include "gpmc-nand.h"
@@ -121,6 +123,24 @@ static void cm_t3517_init_hecc(void)
static inline void cm_t3517_init_hecc(void) {}
#endif
+#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
+static struct omap2_hsmmc_info mmc[] = {
+ {
+ .mmc = 1,
+ .caps = MMC_CAP_4_BIT_DATA,
+ .gpio_cd = 144,
+ .gpio_wp = 59,
+ },
+ {
+ .mmc = 2,
+ .caps = MMC_CAP_4_BIT_DATA,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ {} /* Terminator */
+};
+#endif
+
#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
#define RTC_IO_GPIO (153)
#define RTC_WR_GPIO (154)
@@ -271,6 +291,10 @@ static struct omap_board_mux board_mux[] __initdata = {
/* CM-T3517 USB HUB nRESET */
OMAP3_MUX(MCBSP4_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
+ /* CD - GPIO144 and WP - GPIO59 for MMC1 - SB-T35 */
+ OMAP3_MUX(UART2_CTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
+ OMAP3_MUX(GPMC_CLK, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
+
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif
@@ -286,6 +310,7 @@ static void __init cm_t3517_init(void)
cm_t3517_init_usbh();
cm_t3517_init_hecc();
am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
+ omap_hsmmc_init(mmc);
}
MACHINE_START(CM_T3517, "Compulab CM-T3517")
--
1.7.3.4
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