[PATCH v4 02/13] phy: usb: Get all drivers that use USB clks using correct enable/disable
From: Al Cooper <alcooperx@gmail.com>
Date: 2020-01-03 18:19:29
Also in:
linux-devicetree, lkml
Subsystem:
broadcom brcmstb usb2 and usb3 phy driver, generic phy framework, the rest · Maintainers:
Justin Chen, Al Cooper, Vinod Koul, Linus Torvalds
The BRCM USB Phy, ohci, ehci and xhci drivers all use the USB clocks but not all drivers use the clk_prepare_enable/clk_disable_unprepare versions to enable/disable the clocks. This change gets all drivers using the prepare version. Signed-off-by: Al Cooper <alcooperx@gmail.com> --- drivers/phy/broadcom/phy-brcm-usb.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-)
diff --git a/drivers/phy/broadcom/phy-brcm-usb.c b/drivers/phy/broadcom/phy-brcm-usb.c
index f5c1f2983a1d..217e3702ef4e 100644
--- a/drivers/phy/broadcom/phy-brcm-usb.c
+++ b/drivers/phy/broadcom/phy-brcm-usb.c@@ -74,8 +74,8 @@ static int brcm_usb_phy_init(struct phy *gphy) */ mutex_lock(&priv->mutex); if (priv->init_count++ == 0) { - clk_enable(priv->usb_20_clk); - clk_enable(priv->usb_30_clk); + clk_prepare_enable(priv->usb_20_clk); + clk_prepare_enable(priv->usb_30_clk); brcm_usb_init_common(&priv->ini); } mutex_unlock(&priv->mutex);
@@ -106,8 +106,8 @@ static int brcm_usb_phy_exit(struct phy *gphy) mutex_lock(&priv->mutex); if (--priv->init_count == 0) { brcm_usb_uninit_common(&priv->ini); - clk_disable(priv->usb_20_clk); - clk_disable(priv->usb_30_clk); + clk_disable_unprepare(priv->usb_20_clk); + clk_disable_unprepare(priv->usb_30_clk); } mutex_unlock(&priv->mutex); phy->inited = false;
@@ -360,8 +360,8 @@ static int brcm_usb_phy_probe(struct platform_device *pdev) if (priv->has_eohci) brcm_usb_uninit_eohci(&priv->ini); brcm_usb_uninit_common(&priv->ini); - clk_disable(priv->usb_20_clk); - clk_disable(priv->usb_30_clk); + clk_disable_unprepare(priv->usb_20_clk); + clk_disable_unprepare(priv->usb_30_clk); phy_provider = devm_of_phy_provider_register(dev, brcm_usb_phy_xlate);
@@ -381,8 +381,8 @@ static int brcm_usb_phy_suspend(struct device *dev) struct brcm_usb_phy_data *priv = dev_get_drvdata(dev); if (priv->init_count) { - clk_disable(priv->usb_20_clk); - clk_disable(priv->usb_30_clk); + clk_disable_unprepare(priv->usb_20_clk); + clk_disable_unprepare(priv->usb_30_clk); } return 0; }
@@ -391,8 +391,8 @@ static int brcm_usb_phy_resume(struct device *dev) { struct brcm_usb_phy_data *priv = dev_get_drvdata(dev); - clk_enable(priv->usb_20_clk); - clk_enable(priv->usb_30_clk); + clk_prepare_enable(priv->usb_20_clk); + clk_prepare_enable(priv->usb_30_clk); brcm_usb_init_ipp(&priv->ini); /*
@@ -405,13 +405,13 @@ static int brcm_usb_phy_resume(struct device *dev) brcm_usb_init_eohci(&priv->ini); } else if (priv->has_eohci) { brcm_usb_uninit_eohci(&priv->ini); - clk_disable(priv->usb_20_clk); + clk_disable_unprepare(priv->usb_20_clk); } if (priv->phys[BRCM_USB_PHY_3_0].inited) { brcm_usb_init_xhci(&priv->ini); } else if (priv->has_xhci) { brcm_usb_uninit_xhci(&priv->ini); - clk_disable(priv->usb_30_clk); + clk_disable_unprepare(priv->usb_30_clk); } } else { if (priv->has_xhci)
@@ -419,8 +419,8 @@ static int brcm_usb_phy_resume(struct device *dev) if (priv->has_eohci) brcm_usb_uninit_eohci(&priv->ini); brcm_usb_uninit_common(&priv->ini); - clk_disable(priv->usb_20_clk); - clk_disable(priv->usb_30_clk); + clk_disable_unprepare(priv->usb_20_clk); + clk_disable_unprepare(priv->usb_30_clk); } return 0;
--
2.17.1
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