From: Richard Zhu Date: Mon, 5 Sep 2022 02:23:03 +0000 (+0800) Subject: phy: freescale: imx8m-pcie: Fix the wrong order of phy_init() and phy_power_on() X-Git-Tag: v6.6.17~6385^2~6^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cbcf8722b523dcf0970ab67dc3d5ced1ea7b334e;p=platform%2Fkernel%2Flinux-rpi.git phy: freescale: imx8m-pcie: Fix the wrong order of phy_init() and phy_power_on() Refer to phy_core driver, phy_init() must be called before phy_power_on(). Fix the wrong order of phy_init() and phy_power_on() here. Link: https://lore.kernel.org/r/1662344583-18874-1-git-send-email-hongxing.zhu@nxp.com Fixes: 1aa97b002258 ("phy: freescale: pcie: Initialize the imx8 pcie standalone phy driver") Tested-by: Alexander Stein Signed-off-by: Richard Zhu Signed-off-by: Lorenzo Pieralisi Acked-by: Vinod Koul Acked-by: Lorenzo Pieralisi --- diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index facc8e7..2616585 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -945,7 +945,7 @@ static int imx6_pcie_host_init(struct dw_pcie_rp *pp) } if (imx6_pcie->phy) { - ret = phy_power_on(imx6_pcie->phy); + ret = phy_init(imx6_pcie->phy); if (ret) { dev_err(dev, "pcie PHY power up failed\n"); goto err_clk_disable; @@ -959,7 +959,7 @@ static int imx6_pcie_host_init(struct dw_pcie_rp *pp) } if (imx6_pcie->phy) { - ret = phy_init(imx6_pcie->phy); + ret = phy_power_on(imx6_pcie->phy); if (ret) { dev_err(dev, "waiting for PHY ready timeout!\n"); goto err_phy_off; @@ -971,7 +971,7 @@ static int imx6_pcie_host_init(struct dw_pcie_rp *pp) err_phy_off: if (imx6_pcie->phy) - phy_power_off(imx6_pcie->phy); + phy_exit(imx6_pcie->phy); err_clk_disable: imx6_pcie_clk_disable(imx6_pcie); err_reg_disable: diff --git a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c index ad7d2ed..c932864 100644 --- a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c +++ b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c @@ -59,7 +59,7 @@ struct imx8_pcie_phy { bool clkreq_unused; }; -static int imx8_pcie_phy_init(struct phy *phy) +static int imx8_pcie_phy_power_on(struct phy *phy) { int ret; u32 val, pad_mode; @@ -137,14 +137,14 @@ static int imx8_pcie_phy_init(struct phy *phy) return ret; } -static int imx8_pcie_phy_power_on(struct phy *phy) +static int imx8_pcie_phy_init(struct phy *phy) { struct imx8_pcie_phy *imx8_phy = phy_get_drvdata(phy); return clk_prepare_enable(imx8_phy->clk); } -static int imx8_pcie_phy_power_off(struct phy *phy) +static int imx8_pcie_phy_exit(struct phy *phy) { struct imx8_pcie_phy *imx8_phy = phy_get_drvdata(phy); @@ -155,8 +155,8 @@ static int imx8_pcie_phy_power_off(struct phy *phy) static const struct phy_ops imx8_pcie_phy_ops = { .init = imx8_pcie_phy_init, + .exit = imx8_pcie_phy_exit, .power_on = imx8_pcie_phy_power_on, - .power_off = imx8_pcie_phy_power_off, .owner = THIS_MODULE, };