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@@ -1377,6 +1377,46 @@ static int rockchip_pcie_wait_l2(struct rockchip_pcie *rockchip)
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return 0;
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}
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+static int rockchip_pcie_enable_clocks(struct rockchip_pcie *rockchip)
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+{
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+ struct device *dev = rockchip->dev;
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+ int err;
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+
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+ err = clk_prepare_enable(rockchip->aclk_pcie);
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+ if (err) {
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+ dev_err(dev, "unable to enable aclk_pcie clock\n");
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+ return err;
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+ }
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+
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+ err = clk_prepare_enable(rockchip->aclk_perf_pcie);
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+ if (err) {
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+ dev_err(dev, "unable to enable aclk_perf_pcie clock\n");
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+ goto err_aclk_perf_pcie;
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+ }
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+
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+ err = clk_prepare_enable(rockchip->hclk_pcie);
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+ if (err) {
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+ dev_err(dev, "unable to enable hclk_pcie clock\n");
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+ goto err_hclk_pcie;
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+ }
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+
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+ err = clk_prepare_enable(rockchip->clk_pcie_pm);
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+ if (err) {
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+ dev_err(dev, "unable to enable clk_pcie_pm clock\n");
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+ goto err_clk_pcie_pm;
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+ }
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+
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+ return 0;
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+
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+err_clk_pcie_pm:
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+ clk_disable_unprepare(rockchip->hclk_pcie);
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+err_hclk_pcie:
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+ clk_disable_unprepare(rockchip->aclk_perf_pcie);
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+err_aclk_perf_pcie:
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+ clk_disable_unprepare(rockchip->aclk_pcie);
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+ return err;
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+}
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+
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static int __maybe_unused rockchip_pcie_suspend_noirq(struct device *dev)
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{
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struct rockchip_pcie *rockchip = dev_get_drvdata(dev);
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@@ -1424,21 +1464,9 @@ static int __maybe_unused rockchip_pcie_resume_noirq(struct device *dev)
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}
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}
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- err = clk_prepare_enable(rockchip->clk_pcie_pm);
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- if (err)
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- goto err_pcie_pm;
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-
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- err = clk_prepare_enable(rockchip->hclk_pcie);
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- if (err)
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- goto err_hclk_pcie;
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-
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- err = clk_prepare_enable(rockchip->aclk_perf_pcie);
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- if (err)
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- goto err_aclk_perf_pcie;
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-
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- err = clk_prepare_enable(rockchip->aclk_pcie);
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+ err = rockchip_pcie_enable_clocks(rockchip);
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if (err)
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- goto err_aclk_pcie;
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+ return err;
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err = rockchip_pcie_init_port(rockchip);
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if (err)
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@@ -1456,13 +1484,9 @@ static int __maybe_unused rockchip_pcie_resume_noirq(struct device *dev)
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err_pcie_resume:
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clk_disable_unprepare(rockchip->aclk_pcie);
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-err_aclk_pcie:
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clk_disable_unprepare(rockchip->aclk_perf_pcie);
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-err_aclk_perf_pcie:
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clk_disable_unprepare(rockchip->hclk_pcie);
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-err_hclk_pcie:
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clk_disable_unprepare(rockchip->clk_pcie_pm);
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-err_pcie_pm:
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return err;
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}
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@@ -1496,29 +1520,9 @@ static int rockchip_pcie_probe(struct platform_device *pdev)
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if (err)
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return err;
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- err = clk_prepare_enable(rockchip->aclk_pcie);
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- if (err) {
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- dev_err(dev, "unable to enable aclk_pcie clock\n");
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- goto err_aclk_pcie;
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- }
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-
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- err = clk_prepare_enable(rockchip->aclk_perf_pcie);
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- if (err) {
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- dev_err(dev, "unable to enable aclk_perf_pcie clock\n");
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- goto err_aclk_perf_pcie;
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- }
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-
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- err = clk_prepare_enable(rockchip->hclk_pcie);
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- if (err) {
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- dev_err(dev, "unable to enable hclk_pcie clock\n");
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- goto err_hclk_pcie;
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- }
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-
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- err = clk_prepare_enable(rockchip->clk_pcie_pm);
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- if (err) {
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- dev_err(dev, "unable to enable hclk_pcie clock\n");
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- goto err_pcie_pm;
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- }
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+ err = rockchip_pcie_enable_clocks(rockchip);
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+ if (err)
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+ return err;
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err = rockchip_pcie_set_vpcie(rockchip);
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if (err) {
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@@ -1622,13 +1626,9 @@ err_vpcie:
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regulator_disable(rockchip->vpcie0v9);
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err_set_vpcie:
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clk_disable_unprepare(rockchip->clk_pcie_pm);
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-err_pcie_pm:
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clk_disable_unprepare(rockchip->hclk_pcie);
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-err_hclk_pcie:
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clk_disable_unprepare(rockchip->aclk_perf_pcie);
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-err_aclk_perf_pcie:
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clk_disable_unprepare(rockchip->aclk_pcie);
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-err_aclk_pcie:
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return err;
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}
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