diff options
| -rw-r--r-- | drivers/phy/freescale/phy-fsl-imx8m-pcie.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c index f1eb03ba25d6..ad7d2edfc414 100644 --- a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c +++ b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c @@ -94,15 +94,21 @@ static int imx8_pcie_phy_init(struct phy *phy) IMX8MM_GPR_PCIE_CMN_RST); usleep_range(200, 500); - if (pad_mode == IMX8_PCIE_REFCLK_PAD_INPUT) { + if (pad_mode == IMX8_PCIE_REFCLK_PAD_INPUT || + pad_mode == IMX8_PCIE_REFCLK_PAD_UNUSED) { /* Configure the pad as input */ val = readl(imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG061); writel(val & ~ANA_PLL_CLK_OUT_TO_EXT_IO_EN, imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG061); - } else if (pad_mode == IMX8_PCIE_REFCLK_PAD_OUTPUT) { + } else { /* Configure the PHY to output the refclock via pad */ writel(ANA_PLL_CLK_OUT_TO_EXT_IO_EN, imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG061); + } + + if (pad_mode == IMX8_PCIE_REFCLK_PAD_OUTPUT || + pad_mode == IMX8_PCIE_REFCLK_PAD_UNUSED) { + /* Source clock from SoC internal PLL */ writel(ANA_PLL_CLK_OUT_TO_EXT_IO_SEL, imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG062); writel(AUX_PLL_REFCLK_SEL_SYS_PLL, |