@@ -712,19 +712,10 @@ static int imx6_pcie_deassert_core_reset(struct imx6_pcie *imx6_pcie)
struct device *dev = pci->dev;
int ret;
- if (imx6_pcie->vpcie) {
- ret = regulator_enable(imx6_pcie->vpcie);
- if (ret) {
- dev_err(dev, "failed to enable vpcie regulator: %d\n",
- ret);
- return ret;
- }
- }
-
ret = imx6_pcie_clk_enable(imx6_pcie);
if (ret) {
dev_err(dev, "unable to enable pcie clocks: %d\n", ret);
- goto err_clks;
+ return ret;
}
switch (imx6_pcie->drvdata->variant) {
@@ -783,15 +774,6 @@ static int imx6_pcie_deassert_core_reset(struct imx6_pcie *imx6_pcie)
}
return 0;
-
-err_clks:
- if (imx6_pcie->vpcie) {
- ret = regulator_disable(imx6_pcie->vpcie);
- if (ret)
- dev_err(dev, "failed to disable vpcie regulator: %d\n",
- ret);
- }
- return ret;
}
static int imx6_pcie_wait_for_speed_change(struct imx6_pcie *imx6_pcie)
@@ -916,15 +898,29 @@ static int imx6_pcie_host_init(struct pcie_port *pp)
imx6_pcie_assert_core_reset(imx6_pcie);
imx6_pcie_init_phy(imx6_pcie);
+ if (imx6_pcie->vpcie) {
+ ret = regulator_enable(imx6_pcie->vpcie);
+ if (ret) {
+ dev_err(dev, "failed to enable vpcie regulator: %d\n",
+ ret);
+ return ret;
+ }
+ }
+
ret = imx6_pcie_deassert_core_reset(imx6_pcie);
if (ret < 0) {
dev_err(dev, "pcie deassert core reset failed: %d\n", ret);
- return ret;
+ goto err_reg_disable;
}
imx6_setup_phy_mpll(imx6_pcie);
return 0;
+
+err_reg_disable:
+ if (imx6_pcie->vpcie)
+ regulator_disable(imx6_pcie->vpcie);
+ return ret;
}
static const struct dw_pcie_host_ops imx6_pcie_host_ops = {
Move regulator enable out of imx6_pcie_deassert_core_reset(), since the regulator_enable() has nothing to do in with imx6_pcie_deassert_core_reset(). Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com> --- drivers/pci/controller/dwc/pci-imx6.c | 36 ++++++++++++--------------- 1 file changed, 16 insertions(+), 20 deletions(-)