1 files changed, 42 insertions, 51 deletions

diff --git a/drivers/usb/phy/phy-msm-usb.c b/drivers/usb/phy/phy-msm-usb.c
index e9d4cd960ecd..d204f745ed05 100644
--- a/drivers/usb/phy/phy-msm-usb.c
+++ b/drivers/usb/phy/phy-msm-usb.c
@@ -40,8 +40,6 @@
 #include <linux/usb/msm_hsusb_hw.h>
 #include <linux/regulator/consumer.h>
 
-#include <mach/clk.h>
-
 #define MSM_USB_BASE    (motg->regs)
 #define DRIVER_NAME     "msm_otg"
 
@@ -161,32 +159,6 @@ put_3p3:
         return rc;
 }
 
-#ifdef CONFIG_PM_SLEEP
-#define USB_PHY_SUSP_DIG_VOL  500000
-static int msm_hsusb_config_vddcx(int high)
-{
-        int max_vol = USB_PHY_VDD_DIG_VOL_MAX;
-        int min_vol;
-        int ret;
-
-        if (high)
-                min_vol = USB_PHY_VDD_DIG_VOL_MIN;
-        else
-                min_vol = USB_PHY_SUSP_DIG_VOL;
-
-        ret = regulator_set_voltage(hsusb_vddcx, min_vol, max_vol);
-        if (ret) {
-                pr_err("%s: unable to set the voltage for regulator "
-                        "HSUSB_VDDCX\n", __func__);
-                return ret;
-        }
-
-        pr_debug("%s: min_vol:%d max_vol:%d\n", __func__, min_vol, max_vol);
-
-        return ret;
-}
-#endif
-
 static int msm_hsusb_ldo_set_mode(int on)
 {
         int ret = 0;
@@ -308,33 +280,30 @@ static void ulpi_init(struct msm_otg *motg)
 
 static int msm_otg_link_clk_reset(struct msm_otg *motg, bool assert)
 {
-        int ret;
+        int ret = 0;
+
+        if (!motg->pdata->link_clk_reset)
+                return ret;
+
+        ret = motg->pdata->link_clk_reset(motg->clk, assert);
+        if (ret)
+                dev_err(motg->phy.dev, "usb link clk reset %s failed\n",
+                        assert ? "assert" : "deassert");
 
-        if (assert) {
-                ret = clk_reset(motg->clk, CLK_RESET_ASSERT);
-                if (ret)
-                        dev_err(motg->phy.dev, "usb hs_clk assert failed\n");
-        } else {
-                ret = clk_reset(motg->clk, CLK_RESET_DEASSERT);
-                if (ret)
-                        dev_err(motg->phy.dev, "usb hs_clk deassert failed\n");
-        }
         return ret;
 }
 
 static int msm_otg_phy_clk_reset(struct msm_otg *motg)
 {
-        int ret;
+        int ret = 0;
 
-        ret = clk_reset(motg->phy_reset_clk, CLK_RESET_ASSERT);
-        if (ret) {
-                dev_err(motg->phy.dev, "usb phy clk assert failed\n");
+        if (!motg->pdata->phy_clk_reset)
                 return ret;
-        }
-        usleep_range(10000, 12000);
-        ret = clk_reset(motg->phy_reset_clk, CLK_RESET_DEASSERT);
+
+        ret = motg->pdata->phy_clk_reset(motg->phy_reset_clk);
         if (ret)
-                dev_err(motg->phy.dev, "usb phy clk deassert failed\n");
+                dev_err(motg->phy.dev, "usb phy clk reset failed\n");
+
         return ret;
 }
 
@@ -445,7 +414,32 @@ static int msm_otg_reset(struct usb_phy *phy)
 #define PHY_SUSPEND_TIMEOUT_USEC        (500 * 1000)
 #define PHY_RESUME_TIMEOUT_USEC (100 * 1000)
 
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_PM
+
+#define USB_PHY_SUSP_DIG_VOL  500000
+static int msm_hsusb_config_vddcx(int high)
+{
+        int max_vol = USB_PHY_VDD_DIG_VOL_MAX;
+        int min_vol;
+        int ret;
+
+        if (high)
+                min_vol = USB_PHY_VDD_DIG_VOL_MIN;
+        else
+                min_vol = USB_PHY_SUSP_DIG_VOL;
+
+        ret = regulator_set_voltage(hsusb_vddcx, min_vol, max_vol);
+        if (ret) {
+                pr_err("%s: unable to set the voltage for regulator "
+                        "HSUSB_VDDCX\n", __func__);
+                return ret;
+        }
+
+        pr_debug("%s: min_vol:%d max_vol:%d\n", __func__, min_vol, max_vol);
+
+        return ret;
+}
+
 static int msm_otg_suspend(struct msm_otg *motg)
 {
         struct usb_phy *phy = &motg->phy;
@@ -669,6 +663,7 @@ static void msm_otg_start_host(struct usb_phy *phy, int on)
                         pdata->setup_gpio(OTG_STATE_A_HOST);
 #ifdef CONFIG_USB
                 usb_add_hcd(hcd, hcd->irq, IRQF_SHARED);
+                device_wakeup_enable(hcd->self.controller);
 #endif
         } else {
                 dev_dbg(phy->dev, "host off\n");
@@ -1737,22 +1732,18 @@ static int msm_otg_pm_resume(struct device *dev)
 }
 #endif
 
-#ifdef CONFIG_PM
 static const struct dev_pm_ops msm_otg_dev_pm_ops = {
         SET_SYSTEM_SLEEP_PM_OPS(msm_otg_pm_suspend, msm_otg_pm_resume)
         SET_RUNTIME_PM_OPS(msm_otg_runtime_suspend, msm_otg_runtime_resume,
                                 msm_otg_runtime_idle)
 };
-#endif
 
 static struct platform_driver msm_otg_driver = {
         .remove = msm_otg_remove,
         .driver = {
                 .name = DRIVER_NAME,
                 .owner = THIS_MODULE,
-#ifdef CONFIG_PM
                 .pm = &msm_otg_dev_pm_ops,
-#endif
         },
 };