[PATCH v2 8/8] arm64: dts: qcom: x1e80100-crd: enable SDX65 modem

From: Johan Hovold
Date: Mon Jul 22 2024 - 05:46:20 EST


Enable PCIe5 and the SDX65 modem.

Note that the modem may need to be flashed with firmware before use.

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/x1e80100-crd.dts | 65 +++++++++++++++++++++++
1 file changed, 65 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/x1e80100-crd.dts b/arch/arm64/boot/dts/qcom/x1e80100-crd.dts
index caae0c3d8c7a..767118831551 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100-crd.dts
+++ b/arch/arm64/boot/dts/qcom/x1e80100-crd.dts
@@ -301,6 +301,22 @@ vreg_nvme: regulator-nvme {
pinctrl-names = "default";
pinctrl-0 = <&nvme_reg_en>;
};
+
+ vreg_wwan: regulator-wwan {
+ compatible = "regulator-fixed";
+
+ regulator-name = "SDX_VPH_PWR";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpio = <&tlmm 221 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+
+ pinctrl-0 = <&wwan_sw_en>;
+ pinctrl-names = "default";
+
+ regulator-boot-on;
+ };
};

&apps_rsc {
@@ -800,6 +816,25 @@ &pcie4_phy {
status = "okay";
};

+&pcie5 {
+ perst-gpios = <&tlmm 149 GPIO_ACTIVE_LOW>;
+ wake-gpios = <&tlmm 151 GPIO_ACTIVE_LOW>;
+
+ vddpe-3v3-supply = <&vreg_wwan>;
+
+ pinctrl-0 = <&pcie5_default>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&pcie5_phy {
+ vdda-phy-supply = <&vreg_l3i_0p8>;
+ vdda-pll-supply = <&vreg_l3e_1p2>;
+
+ status = "okay";
+};
+
&pcie6a {
perst-gpios = <&tlmm 152 GPIO_ACTIVE_LOW>;
wake-gpios = <&tlmm 154 GPIO_ACTIVE_LOW>;
@@ -1004,6 +1039,29 @@ wake-n-pins {
};
};

+ pcie5_default: pcie5-default-state {
+ clkreq-n-pins {
+ pins = "gpio150";
+ function = "pcie5_clk";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ perst-n-pins {
+ pins = "gpio149";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ wake-n-pins {
+ pins = "gpio151";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+ };
+
pcie6a_default: pcie6a-default-state {
clkreq-n-pins {
pins = "gpio153";
@@ -1055,6 +1113,13 @@ wcd_default: wcd-reset-n-active-state {
bias-disable;
output-low;
};
+
+ wwan_sw_en: wwan-sw-en-state {
+ pins = "gpio221";
+ function = "gpio";
+ drive-strength = <4>;
+ bias-disable;
+ };
};

&uart21 {
--
2.44.2