arm: mxs: add mmc-device for mach-tx28

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-mxs/Kconfig

@@ -61,6 +61,7 @@ config MODULE_TX28
 	select MXS_HAVE_PLATFORM_AUART
 	select MXS_HAVE_PLATFORM_FEC
 	select MXS_HAVE_PLATFORM_MXS_I2C
+	select MXS_HAVE_PLATFORM_MXS_MMC
 	select MXS_HAVE_PLATFORM_MXS_PWM
 
 config MACH_TX28

arch/arm/mach-mxs/mach-tx28.c

@@ -139,6 +139,11 @@ static struct i2c_board_info tx28_stk5v3_i2c_boardinfo[] __initdata = {
 	},
 };
 
+static struct mxs_mmc_platform_data tx28_mmc0_pdata __initdata = {
+       .wp_gpio = -EINVAL,
+       .flags = SLOTF_4_BIT_CAPABLE,
+};
+
 static void __init tx28_stk5v3_init(void)
 {
 	mxs_iomux_setup_multiple_pads(tx28_stk5v3_pads,
@@ -155,6 +160,7 @@ static void __init tx28_stk5v3_init(void)
 	mx28_add_mxs_i2c(0);
 	i2c_register_board_info(0, tx28_stk5v3_i2c_boardinfo,
 			ARRAY_SIZE(tx28_stk5v3_i2c_boardinfo));
+	mx28_add_mxs_mmc(0, &tx28_mmc0_pdata);
 }
 
 static void __init tx28_timer_init(void)