From: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
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@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 117 +++++++++++++++++++++++
1 file changed, 117 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
index 24903c7ee132..8aebc3660b11 100644
--- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
+++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
@@ -558,6 +558,48 @@ &mdss_mdp {
status = "okay";
};
+&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 =
@@ -977,6 +1019,81 @@ lt9611_irq_pin: lt9611-irq {
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";
--
2.29.2
