[PATCH v3] arm64: dts: qcom: sa8775p-ride: add WiFi/BT nodes

From: Miaoqing Pan
Date: Tue Oct 08 2024 - 21:28:33 EST


Add a node for the PMU module of the WCN6855 present on the sa8775p-ride
board. Assign its LDO power outputs to the existing WiFi/Bluetooth module.

Signed-off-by: Miaoqing Pan <quic_miaoqing@xxxxxxxxxxx>
---
v2:
- fix wcn6855-pmu compatible to "qcom,wcn6855-pmu".
- relocate pcieport0 node in alphabetical order.
v3:
- add 'qcom,ath11k-calibration-variant = "SA8775P"'.

arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi | 121 +++++++++++++++++++++
arch/arm64/boot/dts/qcom/sa8775p.dtsi | 2 +-
2 files changed, 122 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
index 0c1b21def4b6..2546e9b86555 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
@@ -27,6 +27,83 @@ aliases {
chosen {
stdout-path = "serial0:115200n8";
};
+
+ vreg_conn_1p8: vreg_conn_1p8 {
+ compatible = "regulator-fixed";
+ regulator-name = "vreg_conn_1p8";
+ startup-delay-us = <4000>;
+ enable-active-high;
+ gpio = <&pmm8654au_1_gpios 4 GPIO_ACTIVE_HIGH>;
+ };
+
+ vreg_conn_pa: vreg_conn_pa {
+ compatible = "regulator-fixed";
+ regulator-name = "vreg_conn_pa";
+ startup-delay-us = <4000>;
+ enable-active-high;
+ gpio = <&pmm8654au_1_gpios 6 GPIO_ACTIVE_HIGH>;
+ };
+
+ wcn6855-pmu {
+ compatible = "qcom,wcn6855-pmu";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&bt_en_state>, <&wlan_en_state>;
+
+ vddio-supply = <&vreg_conn_pa>;
+ vddaon-supply = <&vreg_l2c>;
+ vddpmu-supply = <&vreg_conn_1p8>;
+ vddrfa0p95-supply = <&vreg_l2c>;
+ vddrfa1p3-supply = <&vreg_l6e>;
+ vddrfa1p9-supply = <&vreg_s5a>;
+ vddpcie1p3-supply = <&vreg_l6e>;
+ vddpcie1p9-supply = <&vreg_s5a>;
+
+ bt-enable-gpios = <&pmm8654au_1_gpios 8 GPIO_ACTIVE_HIGH>;
+ wlan-enable-gpios = <&pmm8654au_1_gpios 7 GPIO_ACTIVE_HIGH>;
+
+ 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 {
@@ -453,6 +530,20 @@ &pmm8654au_1_gpios {
"USB2_PWR_EN",
"USB2_FAULT";

+ wlan_en_state: wlan-en-state {
+ pins = "gpio7";
+ function = "normal";
+ output-low;
+ bias-pull-down;
+ };
+
+ bt_en_state: bt-en-state {
+ pins = "gpio8";
+ function = "normal";
+ output-low;
+ bias-pull-down;
+ };
+
usb2_en_state: usb2-en-state {
pins = "gpio9";
function = "normal";
@@ -702,6 +793,25 @@ &pcie1_phy {
status = "okay";
};

+&pcieport0 {
+ wifi@0 {
+ compatible = "pci17cb,1101";
+ reg = <0x10000 0x0 0x0 0x0 0x0>;
+
+ qcom,ath11k-calibration-variant = "SA8775P";
+
+ 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>;
+ };
+};
+
&remoteproc_adsp {
firmware-name = "qcom/sa8775p/adsp.mbn";
status = "okay";
@@ -744,6 +854,17 @@ &uart17 {
pinctrl-0 = <&qup_uart17_default>;
pinctrl-names = "default";
status = "okay";
+
+ bluetooth {
+ compatible = "qcom,wcn6855-bt";
+
+ vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+ vddaon-supply = <&vreg_pmu_aon_0p59>;
+ vddbtcmx-supply = <&vreg_pmu_btcmx_0p85>;
+ vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+ vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+ vddrfa1p7-supply = <&vreg_pmu_rfa_1p7>;
+ };
};

&ufs_mem_hc {
diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index e8dbc8d820a6..8d42b5e9c7d6 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -5570,7 +5570,7 @@ pcie0: pcie@1c00000 {

status = "disabled";

- pcie@0 {
+ pcieport0: pcie@0 {
device_type = "pci";
reg = <0x0 0x0 0x0 0x0 0x0>;
bus-range = <0x01 0xff>;
--
2.25.1