diff options
| author | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2021-01-28 02:42:21 +0300 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2021-02-02 16:31:31 -0600 |
| commit | 418b4ee165fb225ebe76020d1fdd9bd782292263 (patch) | |
| tree | c7fb17d5dba40c3faf9c785e0bfcbb4c1d2e6fb7 | |
| parent | e53bdfc009770950dd23023a096542beb5f7df97 (diff) | |
arm64: dts: qcom: rb5: Enable PCIe ports and PHY
RB5 has 3 PCIe ports exposed to connect PCIe client devices. PCIe0 is
connected to QCA6391 chipset and others are available on the HS3
expansion connector. Hence, enable all of them.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20210127234221.947306-3-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts index 58b94ce362b2..26a4a5a6871e 100644 --- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts +++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts @@ -655,6 +655,48 @@ }; }; +&pcie0 { + status = "okay"; + perst-gpio = <&tlmm 79 GPIO_ACTIVE_LOW>; + wake-gpio = <&tlmm 81 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pcie0_default_state>; +}; + +&pcie0_phy { + status = "okay"; + vdda-phy-supply = <&vreg_l5a_0p88>; + vdda-pll-supply = <&vreg_l9a_1p2>; +}; + +&pcie1 { + status = "okay"; + perst-gpio = <&tlmm 82 GPIO_ACTIVE_LOW>; + wake-gpio = <&tlmm 84 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pcie1_default_state>; +}; + +&pcie1_phy { + status = "okay"; + vdda-phy-supply = <&vreg_l5a_0p88>; + vdda-pll-supply = <&vreg_l9a_1p2>; +}; + +&pcie2 { + status = "okay"; + perst-gpio = <&tlmm 85 GPIO_ACTIVE_LOW>; + wake-gpio = <&tlmm 87 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pcie2_default_state>; +}; + +&pcie2_phy { + status = "okay"; + vdda-phy-supply = <&vreg_l5a_0p88>; + vdda-pll-supply = <&vreg_l9a_1p2>; +}; + &pm8150_gpios { gpio-reserved-ranges = <1 1>, <3 2>, <7 1>; gpio-line-names = @@ -1125,6 +1167,81 @@ bias-disable; }; + pcie0_default_state: pcie0-default { + clkreq { + pins = "gpio80"; + function = "pci_e0"; + bias-pull-up; + }; + + reset-n { + pins = "gpio79"; + function = "gpio"; + + drive-strength = <2>; + output-low; + bias-pull-down; + }; + + wake-n { + pins = "gpio81"; + function = "gpio"; + + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie1_default_state: pcie1-default { + clkreq { + pins = "gpio83"; + function = "pci_e1"; + bias-pull-up; + }; + + reset-n { + pins = "gpio82"; + function = "gpio"; + + drive-strength = <2>; + output-low; + bias-pull-down; + }; + + wake-n { + pins = "gpio84"; + function = "gpio"; + + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie2_default_state: pcie2-default { + clkreq { + pins = "gpio86"; + function = "pci_e2"; + bias-pull-up; + }; + + reset-n { + pins = "gpio85"; + function = "gpio"; + + drive-strength = <2>; + output-low; + bias-pull-down; + }; + + wake-n { + pins = "gpio87"; + function = "gpio"; + + drive-strength = <2>; + bias-pull-up; + }; + }; + sdc2_default_state: sdc2-default { clk { pins = "sdc2_clk"; |