diff options
Diffstat (limited to 'target/linux/ipq806x/patches-5.4/093-1-v5.8-ipq806x-PCI-qcom-Add-missing-ipq806x-clocks-in-PCIe-driver.patch')
-rw-r--r-- | target/linux/ipq806x/patches-5.4/093-1-v5.8-ipq806x-PCI-qcom-Add-missing-ipq806x-clocks-in-PCIe-driver.patch | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/target/linux/ipq806x/patches-5.4/093-1-v5.8-ipq806x-PCI-qcom-Add-missing-ipq806x-clocks-in-PCIe-driver.patch b/target/linux/ipq806x/patches-5.4/093-1-v5.8-ipq806x-PCI-qcom-Add-missing-ipq806x-clocks-in-PCIe-driver.patch deleted file mode 100644 index 6098cb8fe0..0000000000 --- a/target/linux/ipq806x/patches-5.4/093-1-v5.8-ipq806x-PCI-qcom-Add-missing-ipq806x-clocks-in-PCIe-driver.patch +++ /dev/null @@ -1,103 +0,0 @@ -From 8b6f0330b5f9a7543356bfa9e76d580f03aa2c1e Mon Sep 17 00:00:00 2001 -From: Ansuel Smith <ansuelsmth@gmail.com> -Date: Mon, 15 Jun 2020 23:05:57 +0200 -Subject: PCI: qcom: Add missing ipq806x clocks in PCIe driver - -Aux and Ref clk are missing in PCIe qcom driver. Add support for this -optional clks for ipq8064/apq8064 SoC. - -Link: https://lore.kernel.org/r/20200615210608.21469-2-ansuelsmth@gmail.com -Fixes: 82a823833f4e ("PCI: qcom: Add Qualcomm PCIe controller driver") -Signed-off-by: Sham Muthayyan <smuthayy@codeaurora.org> -Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com> -Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> -Reviewed-by: Rob Herring <robh@kernel.org> -Acked-by: Stanimir Varbanov <svarbanov@mm-sol.com> ---- - drivers/pci/controller/dwc/pcie-qcom.c | 38 +++++++++++++++++++++++++++++----- - 1 file changed, 33 insertions(+), 5 deletions(-) - ---- a/drivers/pci/controller/dwc/pcie-qcom.c -+++ b/drivers/pci/controller/dwc/pcie-qcom.c -@@ -103,6 +103,8 @@ struct qcom_pcie_resources_2_1_0 { - struct clk *iface_clk; - struct clk *core_clk; - struct clk *phy_clk; -+ struct clk *aux_clk; -+ struct clk *ref_clk; - struct reset_control *pci_reset; - struct reset_control *axi_reset; - struct reset_control *ahb_reset; -@@ -253,6 +255,14 @@ static int qcom_pcie_get_resources_2_1_0 - if (IS_ERR(res->phy_clk)) - return PTR_ERR(res->phy_clk); - -+ res->aux_clk = devm_clk_get_optional(dev, "aux"); -+ if (IS_ERR(res->aux_clk)) -+ return PTR_ERR(res->aux_clk); -+ -+ res->ref_clk = devm_clk_get_optional(dev, "ref"); -+ if (IS_ERR(res->ref_clk)) -+ return PTR_ERR(res->ref_clk); -+ - res->pci_reset = devm_reset_control_get_exclusive(dev, "pci"); - if (IS_ERR(res->pci_reset)) - return PTR_ERR(res->pci_reset); -@@ -285,6 +295,8 @@ static void qcom_pcie_deinit_2_1_0(struc - clk_disable_unprepare(res->iface_clk); - clk_disable_unprepare(res->core_clk); - clk_disable_unprepare(res->phy_clk); -+ clk_disable_unprepare(res->aux_clk); -+ clk_disable_unprepare(res->ref_clk); - regulator_bulk_disable(ARRAY_SIZE(res->supplies), res->supplies); - } - -@@ -315,16 +327,28 @@ static int qcom_pcie_init_2_1_0(struct q - goto err_assert_ahb; - } - -+ ret = clk_prepare_enable(res->core_clk); -+ if (ret) { -+ dev_err(dev, "cannot prepare/enable core clock\n"); -+ goto err_clk_core; -+ } -+ - ret = clk_prepare_enable(res->phy_clk); - if (ret) { - dev_err(dev, "cannot prepare/enable phy clock\n"); - goto err_clk_phy; - } - -- ret = clk_prepare_enable(res->core_clk); -+ ret = clk_prepare_enable(res->aux_clk); - if (ret) { -- dev_err(dev, "cannot prepare/enable core clock\n"); -- goto err_clk_core; -+ dev_err(dev, "cannot prepare/enable aux clock\n"); -+ goto err_clk_aux; -+ } -+ -+ ret = clk_prepare_enable(res->ref_clk); -+ if (ret) { -+ dev_err(dev, "cannot prepare/enable ref clock\n"); -+ goto err_clk_ref; - } - - ret = reset_control_deassert(res->ahb_reset); -@@ -400,10 +424,14 @@ static int qcom_pcie_init_2_1_0(struct q - return 0; - - err_deassert_ahb: -- clk_disable_unprepare(res->core_clk); --err_clk_core: -+ clk_disable_unprepare(res->ref_clk); -+err_clk_ref: -+ clk_disable_unprepare(res->aux_clk); -+err_clk_aux: - clk_disable_unprepare(res->phy_clk); - err_clk_phy: -+ clk_disable_unprepare(res->core_clk); -+err_clk_core: - clk_disable_unprepare(res->iface_clk); - err_assert_ahb: - regulator_bulk_disable(ARRAY_SIZE(res->supplies), res->supplies); |