ARM: OMAP2+: Remove omap4 pdata from hsmmc.c

This is no longer needed as omap4 is now booted using
device tree.

Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 10 insertions, 93 deletions

diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index 2ef1f8714fcf..07d4c7b35754 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -29,7 +29,6 @@
 
 static u16 control_pbias_offset;
 static u16 control_devconf1_offset;
-static u16 control_mmc1;
 
 #define HSMMC_NAME_LEN  9
 
@@ -121,57 +120,6 @@ static void omap_hsmmc1_after_set_reg(struct device *dev, int slot,
         }
 }
 
-static void omap4_hsmmc1_before_set_reg(struct device *dev, int slot,
-                                  int power_on, int vdd)
-{
-        u32 reg;
-
-        /*
-         * Assume we power both OMAP VMMC1 (for CMD, CLK, DAT0..3) and the
-         * card with Vcc regulator (from twl4030 or whatever).  OMAP has both
-         * 1.8V and 3.0V modes, controlled by the PBIAS register.
-         */
-        reg = omap4_ctrl_pad_readl(control_pbias_offset);
-        reg &= ~(OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
-                OMAP4_MMC1_PWRDNZ_MASK |
-                OMAP4_MMC1_PBIASLITE_VMODE_MASK);
-        omap4_ctrl_pad_writel(reg, control_pbias_offset);
-}
-
-static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
-                                 int power_on, int vdd)
-{
-        u32 reg;
-        unsigned long timeout;
-
-        if (power_on) {
-                reg = omap4_ctrl_pad_readl(control_pbias_offset);
-                reg |= OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK;
-                if ((1 << vdd) <= MMC_VDD_165_195)
-                        reg &= ~OMAP4_MMC1_PBIASLITE_VMODE_MASK;
-                else
-                        reg |= OMAP4_MMC1_PBIASLITE_VMODE_MASK;
-                reg |= (OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
-                        OMAP4_MMC1_PWRDNZ_MASK);
-                omap4_ctrl_pad_writel(reg, control_pbias_offset);
-
-                timeout = jiffies + msecs_to_jiffies(5);
-                do {
-                        reg = omap4_ctrl_pad_readl(control_pbias_offset);
-                        if (!(reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK))
-                                break;
-                        usleep_range(100, 200);
-                } while (!time_after(jiffies, timeout));
-
-                if (reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK) {
-                        pr_err("Pbias Voltage is not same as LDO\n");
-                        /* Caution : On VMODE_ERROR Power Down MMC IO */
-                        reg &= ~(OMAP4_MMC1_PWRDNZ_MASK);
-                        omap4_ctrl_pad_writel(reg, control_pbias_offset);
-                }
-        }
-}
-
 static void hsmmc2_select_input_clk_src(struct omap_mmc_platform_data *mmc)
 {
         u32 reg;
@@ -317,11 +265,7 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
         mmc->slots[0].pm_caps = c->pm_caps;
         mmc->slots[0].internal_clock = !c->ext_clock;
         mmc->max_freq = c->max_freq;
-        if (cpu_is_omap44xx())
-                mmc->reg_offset = OMAP4_MMC_REG_OFFSET;
-        else
-                mmc->reg_offset = 0;
-
+        mmc->reg_offset = 0;
         mmc->get_context_loss_count = hsmmc_get_context_loss;
 
         mmc->slots[0].switch_pin = c->gpio_cd;
@@ -368,24 +312,14 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
         if (!soc_is_am35xx())
                 mmc->slots[0].features |= HSMMC_HAS_PBIAS;
 
-        if (cpu_is_omap44xx() && (omap_rev() > OMAP4430_REV_ES1_0))
-                mmc->slots[0].features |= HSMMC_HAS_UPDATED_RESET;
-
         switch (c->mmc) {
         case 1:
                 if (mmc->slots[0].features & HSMMC_HAS_PBIAS) {
                         /* on-chip level shifting via PBIAS0/PBIAS1 */
-                        if (cpu_is_omap44xx()) {
-                                mmc->slots[0].before_set_reg =
-                                                omap4_hsmmc1_before_set_reg;
-                                mmc->slots[0].after_set_reg =
-                                                omap4_hsmmc1_after_set_reg;
-                        } else {
-                                mmc->slots[0].before_set_reg =
-                                                omap_hsmmc1_before_set_reg;
-                                mmc->slots[0].after_set_reg =
-                                                omap_hsmmc1_after_set_reg;
-                        }
+                        mmc->slots[0].before_set_reg =
+                                        omap_hsmmc1_before_set_reg;
+                        mmc->slots[0].after_set_reg =
+                                        omap_hsmmc1_after_set_reg;
                 }
 
                 if (soc_is_am35xx())
@@ -563,34 +497,17 @@ free_mmc:
 
 void __init omap_hsmmc_init(struct omap2_hsmmc_info *controllers)
 {
-        u32 reg;
-
         if (omap_hsmmc_done)
                 return;
 
         omap_hsmmc_done = 1;
 
-        if (!cpu_is_omap44xx()) {
-                if (cpu_is_omap2430()) {
-                        control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
-                        control_devconf1_offset = OMAP243X_CONTROL_DEVCONF1;
-                } else {
-                        control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
-                        control_devconf1_offset = OMAP343X_CONTROL_DEVCONF1;
-                }
+        if (cpu_is_omap2430()) {
+                control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
+                control_devconf1_offset = OMAP243X_CONTROL_DEVCONF1;
         } else {
-                control_pbias_offset =
-                        OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_PBIASLITE;
-                control_mmc1 = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MMC1;
-                reg = omap4_ctrl_pad_readl(control_mmc1);
-                reg |= (OMAP4_SDMMC1_PUSTRENGTH_GRP0_MASK |
-                        OMAP4_SDMMC1_PUSTRENGTH_GRP1_MASK);
-                reg &= ~(OMAP4_SDMMC1_PUSTRENGTH_GRP2_MASK |
-                        OMAP4_SDMMC1_PUSTRENGTH_GRP3_MASK);
-                reg |= (OMAP4_SDMMC1_DR0_SPEEDCTRL_MASK |
-                        OMAP4_SDMMC1_DR1_SPEEDCTRL_MASK |
-                        OMAP4_SDMMC1_DR2_SPEEDCTRL_MASK);
-                omap4_ctrl_pad_writel(reg, control_mmc1);
+                control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
+                control_devconf1_offset = OMAP343X_CONTROL_DEVCONF1;
         }
 
         for (; controllers->mmc; controllers++)