usb: phy: msm: Remove unused pclk_src_name

There are no references to 'pclk_src_name' in plaform code,
so it is unused.

Signed-off-by: Ivan T. Ivanov <iivanov@mm-sol.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/phy/phy-msm-usb.c b/drivers/usb/phy/phy-msm-usb.c
index 7eb2abf..c2361bf 100644 (file)
--- a/drivers/usb/phy/phy-msm-usb.c
+++ b/drivers/usb/phy/phy-msm-usb.c
@@ -464,9 +464,6 @@ static int msm_otg_suspend(struct msm_otg *motg)
        if (!IS_ERR(motg->core_clk))
                clk_disable_unprepare(motg->core_clk);
 
-       if (!IS_ERR(motg->pclk_src))
-               clk_disable_unprepare(motg->pclk_src);
-
        if (motg->pdata->phy_type == SNPS_28NM_INTEGRATED_PHY &&
                        motg->pdata->otg_control == OTG_PMIC_CONTROL) {
                msm_hsusb_ldo_set_mode(motg, 0);
@@ -496,9 +493,6 @@ static int msm_otg_resume(struct msm_otg *motg)
        if (!atomic_read(&motg->in_lpm))
                return 0;
 
-       if (!IS_ERR(motg->pclk_src))
-               clk_prepare_enable(motg->pclk_src);
-
        clk_prepare_enable(motg->pclk);
        clk_prepare_enable(motg->clk);
        if (!IS_ERR(motg->core_clk))
@@ -1396,17 +1390,8 @@ static int msm_otg_probe(struct platform_device *pdev)
         * If USB Core is running its protocol engine based on CORE CLK,
         * CORE CLK  must be running at >55Mhz for correct HSUSB
         * operation and USB core cannot tolerate frequency changes on
-        * CORE CLK. For such USB cores, vote for maximum clk frequency
-        * on pclk source
+        * CORE CLK.
         */
-        motg->pclk_src = ERR_PTR(-ENOENT);
-        if (motg->pdata->pclk_src_name) {
-               motg->pclk_src = devm_clk_get(&pdev->dev,
-                                       motg->pdata->pclk_src_name);
-               if (IS_ERR(motg->pclk_src))
-                       return PTR_ERR(motg->pclk_src);
-       }
-
        motg->pclk = devm_clk_get(&pdev->dev, "usb_hs_pclk");
        if (IS_ERR(motg->pclk)) {
                dev_err(&pdev->dev, "failed to get usb_hs_pclk\n");
@@ -1446,10 +1431,6 @@ static int msm_otg_probe(struct platform_device *pdev)
        motg->v1p8  = regs[2].consumer;
 
        clk_set_rate(motg->clk, 60000000);
-       if (!IS_ERR(motg->pclk_src)) {
-               clk_set_rate(motg->pclk_src, INT_MAX);
-               clk_prepare_enable(motg->pclk_src);
-       }
 
        clk_prepare_enable(motg->clk);
        clk_prepare_enable(motg->pclk);
@@ -1525,8 +1506,6 @@ disable_clks:
        clk_disable_unprepare(motg->clk);
        if (!IS_ERR(motg->core_clk))
                clk_disable_unprepare(motg->core_clk);
-       if (!IS_ERR(motg->pclk_src))
-               clk_disable_unprepare(motg->pclk_src);
        return ret;
 }
 
@@ -1571,9 +1550,6 @@ static int msm_otg_remove(struct platform_device *pdev)
        clk_disable_unprepare(motg->clk);
        if (!IS_ERR(motg->core_clk))
                clk_disable_unprepare(motg->core_clk);
-       if (!IS_ERR(motg->pclk_src))
-               clk_disable_unprepare(motg->pclk_src);
-
        msm_hsusb_ldo_init(motg, 0);
 
        pm_runtime_set_suspended(&pdev->dev);

diff --git a/include/linux/usb/msm_hsusb.h b/include/linux/usb/msm_hsusb.h
index 72c5830..262ed80 100644 (file)
--- a/include/linux/usb/msm_hsusb.h
+++ b/include/linux/usb/msm_hsusb.h
@@ -106,8 +106,6 @@ enum usb_chg_type {
  * @power_budget: VBUS power budget in mA (0 will be treated as 500mA).
  * @mode: Supported mode (OTG/peripheral/host).
  * @otg_control: OTG switch controlled by user/Id pin
- * @pclk_src_name: pclk is derived from ebi1_usb_clk in case of 7x27 and 8k
- *              dfab_usb_hs_clk in case of 8660 and 8960.
  */
 struct msm_otg_platform_data {
        int *phy_init_seq;
@@ -117,7 +115,6 @@ struct msm_otg_platform_data {
        enum otg_control_type otg_control;
        enum msm_usb_phy_type phy_type;
        void (*setup_gpio)(enum usb_otg_state state);
-       char *pclk_src_name;
        int (*link_clk_reset)(struct clk *link_clk, bool assert);
        int (*phy_clk_reset)(struct clk *phy_clk);
 };
@@ -129,7 +126,6 @@ struct msm_otg_platform_data {
  * @irq: IRQ number assigned for HSUSB controller.
  * @clk: clock struct of usb_hs_clk.
  * @pclk: clock struct of usb_hs_pclk.
- * @pclk_src: pclk source for voting.
  * @phy_reset_clk: clock struct of usb_phy_clk.
  * @core_clk: clock struct of usb_hs_core_clk.
  * @regs: ioremapped register base address.
@@ -150,7 +146,6 @@ struct msm_otg {
        int irq;
        struct clk *clk;
        struct clk *pclk;
-       struct clk *pclk_src;
        struct clk *phy_reset_clk;
        struct clk *core_clk;
        void __iomem *regs;