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| author | Bjorn Helgaas <bhelgaas@google.com> | 2022-07-14 09:31:07 +0200 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2022-08-01 22:34:01 +0200 |
| commit | 34eb543f4ffa6d9bcadfee29adb05d7c5937bc34 (patch) | |
| tree | c9a212854909d63a248a1b10156f01b30b6031db /drivers/pci/controller/dwc | |
| parent | PCI: imx6: Do not hide PHY driver callbacks and refine the error handling (diff) | |
| download | linux-34eb543f4ffa6d9bcadfee29adb05d7c5937bc34.tar.xz linux-34eb543f4ffa6d9bcadfee29adb05d7c5937bc34.zip | |
PCI: imx6: Disable clocks in reverse order of enable
imx6_pcie_clk_enable() enables clocks in the order:
pcie_phy
pcie_bus
pcie
imx6_pcie_enable_ref_clk
Change imx6_pcie_clk_disable() to disable them in the reverse order.
Link: https://lore.kernel.org/r/1657783869-19194-16-git-send-email-hongxing.zhu@nxp.com
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Acked-by: Richard Zhu <hongxing.zhu@nxp.com>
Diffstat (limited to 'drivers/pci/controller/dwc')
| -rw-r--r-- | drivers/pci/controller/dwc/pci-imx6.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 7a9047f0a27a..cd151222d000 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -655,10 +655,10 @@ err_pcie_bus: static void imx6_pcie_clk_disable(struct imx6_pcie *imx6_pcie) { + imx6_pcie_disable_ref_clk(imx6_pcie); clk_disable_unprepare(imx6_pcie->pcie); - clk_disable_unprepare(imx6_pcie->pcie_phy); clk_disable_unprepare(imx6_pcie->pcie_bus); - imx6_pcie_disable_ref_clk(imx6_pcie); + clk_disable_unprepare(imx6_pcie->pcie_phy); } static void imx6_pcie_assert_core_reset(struct imx6_pcie *imx6_pcie) |