OMAP: hsmmc: Move mux configuration to hsmmc.c

Moving the definition of mux setting API from devices.c to hsmmc.c
and renaming it from "omap2_mmc_mux" to "omap_hsmmc_mux".
Also calling "omap_hsmmc_mux" from omap2_hsmmc_init.

Signed-off-by: Kishore Kadiyala <kishore.kadiyala@ti.com>
Cc: Chris Ball <cjb@laptop.org
Cc: Tony Lindgren <tony@atomide.com
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 84 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index 5496bc7d40a..1348ac3d60e 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -16,7 +16,9 @@
 #include <mach/hardware.h>
 #include <plat/mmc.h>
 #include <plat/omap-pm.h>
+#include <plat/mux.h>
 
+#include "mux.h"
 #include "hsmmc.h"
 #include "control.h"
 
@@ -204,6 +206,87 @@ static int nop_mmc_set_power(struct device *dev, int slot, int power_on,
         return 0;
 }
 
+static inline void omap_hsmmc_mux(struct omap_mmc_platform_data *mmc_controller,
+                        int controller_nr)
+{
+        if ((mmc_controller->slots[0].switch_pin > 0) && \
+                (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
+                omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
+                                        OMAP_PIN_INPUT_PULLUP);
+        if ((mmc_controller->slots[0].gpio_wp > 0) && \
+                (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
+                omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
+                                        OMAP_PIN_INPUT_PULLUP);
+        if (cpu_is_omap34xx()) {
+                if (controller_nr == 0) {
+                        omap_mux_init_signal("sdmmc1_clk",
+                                OMAP_PIN_INPUT_PULLUP);
+                        omap_mux_init_signal("sdmmc1_cmd",
+                                OMAP_PIN_INPUT_PULLUP);
+                        omap_mux_init_signal("sdmmc1_dat0",
+                                OMAP_PIN_INPUT_PULLUP);
+                        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",
+                                        OMAP_PIN_INPUT_PULLUP);
+                                omap_mux_init_signal("sdmmc1_dat3",
+                                        OMAP_PIN_INPUT_PULLUP);
+                        }
+                        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",
+                                        OMAP_PIN_INPUT_PULLUP);
+                                omap_mux_init_signal("sdmmc1_dat6",
+                                        OMAP_PIN_INPUT_PULLUP);
+                                omap_mux_init_signal("sdmmc1_dat7",
+                                        OMAP_PIN_INPUT_PULLUP);
+                        }
+                }
+                if (controller_nr == 1) {
+                        /* MMC2 */
+                        omap_mux_init_signal("sdmmc2_clk",
+                                OMAP_PIN_INPUT_PULLUP);
+                        omap_mux_init_signal("sdmmc2_cmd",
+                                OMAP_PIN_INPUT_PULLUP);
+                        omap_mux_init_signal("sdmmc2_dat0",
+                                OMAP_PIN_INPUT_PULLUP);
+
+                        /*
+                         * For 8 wire configurations, Lines DAT4, 5, 6 and 7
+                         * need to be muxed in the board-*.c files
+                         */
+                        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",
+                                        OMAP_PIN_INPUT_PULLUP);
+                                omap_mux_init_signal("sdmmc2_dat3",
+                                        OMAP_PIN_INPUT_PULLUP);
+                        }
+                        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",
+                                        OMAP_PIN_INPUT_PULLUP);
+                                omap_mux_init_signal("sdmmc2_dat6.sdmmc2_dat6",
+                                        OMAP_PIN_INPUT_PULLUP);
+                                omap_mux_init_signal("sdmmc2_dat7.sdmmc2_dat7",
+                                        OMAP_PIN_INPUT_PULLUP);
+                        }
+                }
+
+                /*
+                 * For MMC3 the pins need to be muxed in the board-*.c files
+                 */
+        }
+}
+
 static struct omap_mmc_platform_data *hsmmc_data[OMAP34XX_NR_MMC] __initdata;
 
 void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
@@ -361,6 +444,7 @@ void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
                         continue;
                 }
                 hsmmc_data[c->mmc - 1] = mmc;
+                omap_hsmmc_mux(hsmmc_data[c->mmc - 1], (c->mmc - 1));
         }
 
         omap2_init_mmc(hsmmc_data, OMAP34XX_NR_MMC);