When disable PCIe clocks, disable i.MX6QDL PCIe REF clock too.
Signed-off-by: Richard Zhu <hongxing.zhu@xxxxxxx>
Reviewed-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
---
drivers/pci/controller/dwc/pci-imx6.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
index aa5080c2fe5f..8002d98036e8 100644
--- a/drivers/pci/controller/dwc/pci-imx6.c
+++ b/drivers/pci/controller/dwc/pci-imx6.c
@@ -536,6 +536,14 @@ static void imx6_pcie_clk_disable(struct imx6_pcie *imx6_pcie)
clk_disable_unprepare(imx6_pcie->pcie_bus);
switch (imx6_pcie->drvdata->variant) {
+ case IMX6Q:
+ case IMX6QP:
+ regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1,
+ IMX6Q_GPR1_PCIE_REF_CLK_EN, 0);
+ regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1,
+ IMX6Q_GPR1_PCIE_TEST_PD,
+ IMX6Q_GPR1_PCIE_TEST_PD);
+ break;
case IMX6SX:
clk_disable_unprepare(imx6_pcie->pcie_inbound_axi);
break;
--
2.25.1
