omap: mmc: extended to pass host capabilities from board file

wires variable is renamed, extended and this single variable to be used to
pass the platform capabilities, e.g DDR mode. Also removed the hardcoded
value was using as bus-width.

Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 9 insertions, 7 deletions

diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index dc49c07dc161..9e5d51bee94a 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -694,7 +694,7 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller,
                 omap_mux_init_signal("sdmmc_dat0", 0);
                 omap_mux_init_signal("sdmmc_dat_dir0", 0);
                 omap_mux_init_signal("sdmmc_cmd_dir", 0);
-                if (mmc_controller->slots[0].wires == 4) {
+                if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) {
                         omap_mux_init_signal("sdmmc_dat1", 0);
                         omap_mux_init_signal("sdmmc_dat2", 0);
                         omap_mux_init_signal("sdmmc_dat3", 0);
@@ -722,8 +722,8 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller,
                                 OMAP_PIN_INPUT_PULLUP);
                         omap_mux_init_signal("sdmmc1_dat0",
                                 OMAP_PIN_INPUT_PULLUP);
-                        if (mmc_controller->slots[0].wires == 4 ||
-                                mmc_controller->slots[0].wires == 8) {
+                        if (mmc_controller->slots[0].caps &
+                                (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA)) {
                                 omap_mux_init_signal("sdmmc1_dat1",
                                         OMAP_PIN_INPUT_PULLUP);
                                 omap_mux_init_signal("sdmmc1_dat2",
@@ -731,7 +731,8 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller,
                                 omap_mux_init_signal("sdmmc1_dat3",
                                         OMAP_PIN_INPUT_PULLUP);
                         }
-                        if (mmc_controller->slots[0].wires == 8) {
+                        if (mmc_controller->slots[0].caps &
+                                                MMC_CAP_8_BIT_DATA) {
                                 omap_mux_init_signal("sdmmc1_dat4",
                                         OMAP_PIN_INPUT_PULLUP);
                                 omap_mux_init_signal("sdmmc1_dat5",
@@ -755,8 +756,8 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller,
                          * For 8 wire configurations, Lines DAT4, 5, 6 and 7 need to be muxed
                          * in the board-*.c files
                          */
-                        if (mmc_controller->slots[0].wires == 4 ||
-                                mmc_controller->slots[0].wires == 8) {
+                        if (mmc_controller->slots[0].caps &
+                                (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA)) {
                                 omap_mux_init_signal("sdmmc2_dat1",
                                         OMAP_PIN_INPUT_PULLUP);
                                 omap_mux_init_signal("sdmmc2_dat2",
@@ -764,7 +765,8 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller,
                                 omap_mux_init_signal("sdmmc2_dat3",
                                         OMAP_PIN_INPUT_PULLUP);
                         }
-                        if (mmc_controller->slots[0].wires == 8) {
+                        if (mmc_controller->slots[0].caps &
+                                                        MMC_CAP_8_BIT_DATA) {
                                 omap_mux_init_signal("sdmmc2_dat4.sdmmc2_dat4",
                                         OMAP_PIN_INPUT_PULLUP);
                                 omap_mux_init_signal("sdmmc2_dat5.sdmmc2_dat5",