Commit b99a8f62 authored by Stephen Boyd's avatar Stephen Boyd Committed by David Brown
Browse files

usb: otg: msm: Convert to clk_prepare/unprepare 



Add calls to clk_prepare and unprepare so that MSM can migrate to
the common clock framework.

Acked-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarStephen Boyd <sboyd@codeaurora.org>
Signed-off-by: default avatarDavid Brown <davidb@codeaurora.org>
parent 519b371d

drivers/usb/phy/phy-msm-usb.c

+19 −19
Original line number Diff line number Diff line
@@ -514,13 +514,13 @@ static int msm_otg_suspend(struct msm_otg *motg) 
			motg->pdata->otg_control == OTG_PMIC_CONTROL)

		writel(readl(USB_PHY_CTRL) | PHY_RETEN, USB_PHY_CTRL);



	clk_disable(motg->pclk);

	clk_disable(motg->clk);

	clk_disable_unprepare(motg->pclk);

	clk_disable_unprepare(motg->clk);

	if (motg->core_clk)

		clk_disable(motg->core_clk);

		clk_disable_unprepare(motg->core_clk);



	if (!IS_ERR(motg->pclk_src))

		clk_disable(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) {
@@ -552,12 +552,12 @@ static int msm_otg_resume(struct msm_otg *motg) 
		return 0;



	if (!IS_ERR(motg->pclk_src))

		clk_enable(motg->pclk_src);

		clk_prepare_enable(motg->pclk_src);



	clk_enable(motg->pclk);

	clk_enable(motg->clk);

	clk_prepare_enable(motg->pclk);

	clk_prepare_enable(motg->clk);

	if (motg->core_clk)

		clk_enable(motg->core_clk);

		clk_prepare_enable(motg->core_clk);



	if (motg->pdata->phy_type == SNPS_28NM_INTEGRATED_PHY &&

			motg->pdata->otg_control == OTG_PMIC_CONTROL) {
@@ -1468,7 +1468,7 @@ static int __init msm_otg_probe(struct platform_device *pdev) 
		if (IS_ERR(motg->pclk_src))

			goto put_clk;

		clk_set_rate(motg->pclk_src, INT_MAX);

		clk_enable(motg->pclk_src);

		clk_prepare_enable(motg->pclk_src);

	} else

		motg->pclk_src = ERR_PTR(-ENOENT);
@@ -1511,8 +1511,8 @@ static int __init msm_otg_probe(struct platform_device *pdev) 
		goto free_regs;

	}



	clk_enable(motg->clk);

	clk_enable(motg->pclk);

	clk_prepare_enable(motg->clk);

	clk_prepare_enable(motg->pclk);



	ret = msm_hsusb_init_vddcx(motg, 1);

	if (ret) {
@@ -1532,7 +1532,7 @@ static int __init msm_otg_probe(struct platform_device *pdev) 
	}



	if (motg->core_clk)

		clk_enable(motg->core_clk);

		clk_prepare_enable(motg->core_clk);



	writel(0, USB_USBINTR);

	writel(0, USB_OTGSC);
@@ -1579,8 +1579,8 @@ static int __init msm_otg_probe(struct platform_device *pdev) 
free_irq:

	free_irq(motg->irq, motg);

disable_clks:

	clk_disable(motg->pclk);

	clk_disable(motg->clk);

	clk_disable_unprepare(motg->pclk);

	clk_disable_unprepare(motg->clk);

ldo_exit:

	msm_hsusb_ldo_init(motg, 0);

vddcx_exit:
@@ -1593,7 +1593,7 @@ put_core_clk: 
	clk_put(motg->pclk);

put_pclk_src:

	if (!IS_ERR(motg->pclk_src)) {

		clk_disable(motg->pclk_src);

		clk_disable_unprepare(motg->pclk_src);

		clk_put(motg->pclk_src);

	}

put_clk:
@@ -1643,12 +1643,12 @@ static int msm_otg_remove(struct platform_device *pdev) 
	if (cnt >= PHY_SUSPEND_TIMEOUT_USEC)

		dev_err(phy->dev, "Unable to suspend PHY\n");



	clk_disable(motg->pclk);

	clk_disable(motg->clk);

	clk_disable_unprepare(motg->pclk);

	clk_disable_unprepare(motg->clk);

	if (motg->core_clk)

		clk_disable(motg->core_clk);

		clk_disable_unprepare(motg->core_clk);

	if (!IS_ERR(motg->pclk_src)) {

		clk_disable(motg->pclk_src);

		clk_disable_unprepare(motg->pclk_src);

		clk_put(motg->pclk_src);

	}

	msm_hsusb_ldo_init(motg, 0);

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