On 2/27/2025 11:15 PM, Dmitry Baryshkov wrote:
On Thu, Feb 27, 2025 at 02:54:39PM +0800, Stone Zhang wrote:
Enable WLAN on qcs8300-ride by adding a node for the PMU module
of the WCN6855 and assigning its LDO power outputs to the existing
WiFi module.
Signed-off-by: Stone Zhang <quic_stonez@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 100 ++++++++++++++++++++++
1 file changed, 100 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index 3e246fbc5759..e9304420c93e 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -22,6 +22,80 @@ aliases {
chosen {
stdout-path = "serial0:115200n8";
};
+
+ vreg_conn_1p8: vreg-conn-1p8 {
+ compatible = "regulator-fixed";
+ regulator-name = "vreg_conn_1p8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ startup-delay-us = <4000>;
+ enable-active-high;
+ gpio = <&pmm8650au_1_gpios 4 GPIO_ACTIVE_HIGH>;
+ };
+
+ vreg_conn_pa: vreg-conn-pa {
+ compatible = "regulator-fixed";
+ regulator-name = "vreg_conn_pa";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ startup-delay-us = <4000>;
+ enable-active-high;
+ gpio = <&pmm8650au_1_gpios 6 GPIO_ACTIVE_HIGH>;
+ };
+
+ wcn6855-pmu {
+ compatible = "qcom,wcn6855-pmu";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&wlan_en_state>;
+
+ vddaon-supply = <&vreg_conn_pa>;
+ vddpmu-supply = <&vreg_conn_1p8>;
This is very incomplete. Compare it to sa8775p-ride.dtsi.
It will be completed according to the supply voltage defined in the
power sequence driver.
+
+ wlan-enable-gpios = <&tlmm 54 GPIO_ACTIVE_HIGH>;
Missing bt-enable-gpios and corresponding bluetooth node.
The BT-related changes will be placed in another change submission.
+
+ regulators {
+ vreg_pmu_rfa_cmn: ldo0 {
+ regulator-name = "vreg_pmu_rfa_cmn";
+ };
+
+ vreg_pmu_aon_0p59: ldo1 {
+ regulator-name = "vreg_pmu_aon_0p59";
+ };
+
+ vreg_pmu_wlcx_0p8: ldo2 {
+ regulator-name = "vreg_pmu_wlcx_0p8";
+ };
+
+ vreg_pmu_wlmx_0p85: ldo3 {
+ regulator-name = "vreg_pmu_wlmx_0p85";
+ };
+
+ vreg_pmu_btcmx_0p85: ldo4 {
+ regulator-name = "vreg_pmu_btcmx_0p85";
+ };
+
+ vreg_pmu_rfa_0p8: ldo5 {
+ regulator-name = "vreg_pmu_rfa_0p8";
+ };
+
+ vreg_pmu_rfa_1p2: ldo6 {
+ regulator-name = "vreg_pmu_rfa_1p2";
+ };
+
+ vreg_pmu_rfa_1p7: ldo7 {
+ regulator-name = "vreg_pmu_rfa_1p7";
+ };
+
+ vreg_pmu_pcie_0p9: ldo8 {
+ regulator-name = "vreg_pmu_pcie_0p9";
+ };
+
+ vreg_pmu_pcie_1p8: ldo9 {
+ regulator-name = "vreg_pmu_pcie_1p8";
+ };
+ };
+ };
};
&apps_rsc {
@@ -337,6 +411,25 @@ &pcie1_phy {
status = "okay";
};
+&pcieport0 {
+ wifi@0 {
+ compatible = "pci17cb,1103";
+ reg = <0x10000 0x0 0x0 0x0 0x0>;
+
+ qcom,ath11k-calibration-variant = "QC_QCS8300_Ride";
+
+ vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+ vddaon-supply = <&vreg_pmu_aon_0p59>;
+ vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
+ vddwlmx-supply = <&vreg_pmu_wlmx_0p85>;
+ vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+ vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+ vddrfa1p7-supply = <&vreg_pmu_rfa_1p7>;
+ vddpcie0p9-supply = <&vreg_pmu_pcie_0p9>;
+ vddpcie1p8-supply = <&vreg_pmu_pcie_1p8>;
+ };
+};
+
&qupv3_id_0 {
status = "okay";
};
@@ -446,6 +539,13 @@ perst-pins {
bias-pull-down;
};
};
+
+ wlan_en_state: wlan-en-state {
+ pins = "gpio54";
+ function = "normal";
+ output-low;
+ bias-pull-up;
+ };
};
&uart7 {
--
2.45.2
