da850/omap-l138: Add MMC support for DA850/OMAP-L138
This patch adds support for MMC/SD on DA850/OMAP-L138.
Tested-by: Christian Riesch <christian.riesch@omicron.at>
Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Rajashekhara, Sudhakar <sudhakar.raj@ti.com>
Signed-off-by: Hadli, Manjunath <manjunath.hadli@ti.com>
diff --git a/arch/arm/cpu/arm926ejs/davinci/da850_pinmux.c b/arch/arm/cpu/arm926ejs/davinci/da850_pinmux.c
index fa07fb5..ad600b2 100644
--- a/arch/arm/cpu/arm926ejs/davinci/da850_pinmux.c
+++ b/arch/arm/cpu/arm926ejs/davinci/da850_pinmux.c
@@ -169,3 +169,14 @@
{ pinmux(12), 1, 6 }, /* EMA_A[1] */
{ pinmux(12), 1, 7 }, /* EMA_A[0] */
};
+
+/* MMC0 pin muxer settings */
+const struct pinmux_config mmc0_pins[] = {
+ { pinmux(10), 2, 0 }, /* MMCSD0_CLK */
+ { pinmux(10), 2, 1 }, /* MMCSD0_CMD */
+ { pinmux(10), 2, 2 }, /* MMCSD0_DAT_0 */
+ { pinmux(10), 2, 3 }, /* MMCSD0_DAT_1 */
+ { pinmux(10), 2, 4 }, /* MMCSD0_DAT_2 */
+ { pinmux(10), 2, 5 }, /* MMCSD0_DAT_3 */
+ /* DA850 supports only 4-bit mode, remaining pins are not configured */
+};
diff --git a/arch/arm/include/asm/arch-davinci/hardware.h b/arch/arm/include/asm/arch-davinci/hardware.h
index b145c6e..f6b7a2c 100644
--- a/arch/arm/include/asm/arch-davinci/hardware.h
+++ b/arch/arm/include/asm/arch-davinci/hardware.h
@@ -446,6 +446,7 @@
#define DAVINCI_SPI1_CLKID (cpu_is_da830() ? 2 : ASYNC3)
/* Clock IDs */
enum davinci_clk_ids {
+ DAVINCI_MMCSD_CLKID = 2,
DAVINCI_SPI0_CLKID = 2,
DAVINCI_UART2_CLKID = 2,
DAVINCI_MMC_CLKID = 2,
diff --git a/arch/arm/include/asm/arch-davinci/pinmux_defs.h b/arch/arm/include/asm/arch-davinci/pinmux_defs.h
index 07aceaa..0db1e40 100644
--- a/arch/arm/include/asm/arch-davinci/pinmux_defs.h
+++ b/arch/arm/include/asm/arch-davinci/pinmux_defs.h
@@ -48,4 +48,7 @@
extern const struct pinmux_config emifa_pins_nand[12];
extern const struct pinmux_config emifa_pins_nor[43];
+/* MMC pin muxer settings */
+extern const struct pinmux_config mmc0_pins[6];
+
#endif