diff mbox series

[v6,6/6] arm64: dts: qcom: sm8450-hdk: model the PMU of the on-board wcn6855

Message ID 20241018-sc8280xp-pwrseq-v6-6-8da8310d9564@linaro.org
State New
Headers show
Series arm64: dts: qcom: enable Bluetooth and WLAN on sc8280xp and sm8450 boards | expand

Commit Message

Bartosz Golaszewski Oct. 18, 2024, 12:49 p.m. UTC 
From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Add nodes for the WCN6855 PMU, the WLAN and BT modules and relevant
regulators and pin functions to fully describe how the wifi is actually
wired on this platform.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8450-hdk.dts | 157 ++++++++++++++++++++++++++++++++
 arch/arm64/boot/dts/qcom/sm8450.dtsi    |   2 +-
 2 files changed, 158 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
index 67443822653d..2ff40a120aad 100644
--- a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
@@ -26,6 +26,7 @@  / {
 
 	aliases {
 		serial0 = &uart7;
+		serial1 = &uart20;
 	};
 
 	wcd938x: audio-codec {
@@ -247,6 +248,71 @@  active-config0 {
 		};
 	};
 
+	wcn6855-pmu {
+		compatible = "qcom,wcn6855-pmu";
+
+		pinctrl-0 = <&bt_en>, <&wlan_en>, <&xo_clk_default>;
+		pinctrl-names = "default";
+
+		wlan-enable-gpios = <&tlmm 80 GPIO_ACTIVE_HIGH>;
+		bt-enable-gpios = <&tlmm 81 GPIO_ACTIVE_HIGH>;
+		swctrl-gpios = <&tlmm 82 GPIO_ACTIVE_HIGH>;
+		xo-clk-gpios = <&tlmm 204 GPIO_ACTIVE_HIGH>;
+
+		vddio-supply = <&vreg_s10b_1p8>;
+		vddaon-supply = <&vreg_s11b_0p95>;
+		vddpmu-supply = <&vreg_s12b_1p25>;
+		vddpmumx-supply = <&vreg_s2e_0p85>;
+		vddpmucx-supply = <&vreg_s11b_0p95>;
+		vddrfa0p95-supply = <&vreg_s11b_0p95>;
+		vddrfa1p3-supply = <&vreg_s12b_1p25>;
+		vddrfa1p9-supply = <&vreg_s1c_1p86>;
+		vddpcie1p3-supply = <&vreg_s12b_1p25>;
+		vddpcie1p9-supply = <&vreg_s1c_1p86>;
+
+		regulators {
+			vreg_pmu_rfa_cmn_0p8: ldo0 {
+				regulator-name = "vreg_pmu_rfa_cmn_0p8";
+			};
+
+			vreg_pmu_aon_0p8: ldo1 {
+				regulator-name = "vreg_pmu_aon_0p8";
+			};
+
+			vreg_pmu_wlcx_0p8: ldo2 {
+				regulator-name = "vreg_pmu_wlcx_0p8";
+			};
+
+			vreg_pmu_wlmx_0p8: ldo3 {
+				regulator-name = "vreg_pmu_wlmx_0p8";
+			};
+
+			vreg_pmu_btcmx_0p8: ldo4 {
+				regulator-name = "vreg_pmu_btcmx_0p8";
+			};
+
+			vreg_pmu_pcie_1p8: ldo5 {
+				regulator-name = "vreg_pmu_pcie_1p8";
+			};
+
+			vreg_pmu_pcie_0p9: ldo6 {
+				regulator-name = "vreg_pmu_pcie_0p9";
+			};
+
+			vreg_pmu_rfa_0p8: ldo7 {
+				regulator-name = "vreg_pmu_rfa_0p8";
+			};
+
+			vreg_pmu_rfa_1p2: ldo8 {
+				regulator-name = "vreg_pmu_rfa_1p2";
+			};
+
+			vreg_pmu_rfa_1p7: ldo9 {
+				regulator-name = "vreg_pmu_rfa_1p7";
+			};
+		};
+	};
+
 	vph_pwr: vph-pwr-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vph_pwr";
@@ -685,6 +751,23 @@  &pcie0_phy {
 	vdda-pll-supply = <&vreg_l6b_1p2>;
 };
 
+&pcieport0 {
+	wifi@0 {
+		compatible = "pci17cb,1103";
+		reg = <0x10000 0x0 0x0 0x0 0x0>;
+
+		vddrfacmn-supply = <&vreg_pmu_rfa_cmn_0p8>;
+		vddaon-supply = <&vreg_pmu_aon_0p8>;
+		vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
+		vddwlmx-supply = <&vreg_pmu_wlmx_0p8>;
+		vddpcie1p8-supply = <&vreg_pmu_pcie_1p8>;
+		vddpcie0p9-supply = <&vreg_pmu_pcie_0p9>;
+		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+		vddrfa1p8-supply = <&vreg_pmu_rfa_1p7>;
+	};
+};
+
 &pcie1 {
 	status = "okay";
 };
@@ -892,6 +975,10 @@  &qupv3_id_1 {
 	status = "okay";
 };
 
+&qupv3_id_2 {
+	status = "okay";
+};
+
 &sdhc_2 {
 	cd-gpios = <&tlmm 92 GPIO_ACTIVE_HIGH>;
 	pinctrl-names = "default", "sleep";
@@ -1069,6 +1156,26 @@  &uart7 {
 	status = "okay";
 };
 
+&uart20 {
+	pinctrl-0 = <&uart20_default>;
+	pinctrl-names = "default";
+
+	status = "okay";
+
+	bluetooth {
+		compatible = "qcom,wcn6855-bt";
+
+		vddrfacmn-supply = <&vreg_pmu_rfa_cmn_0p8>;
+		vddaon-supply = <&vreg_pmu_aon_0p8>;
+		vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
+		vddwlmx-supply = <&vreg_pmu_wlmx_0p8>;
+		vddbtcmx-supply = <&vreg_pmu_btcmx_0p8>;
+		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+		vddrfa1p8-supply = <&vreg_pmu_rfa_1p7>;
+	};
+};
+
 &ufs_mem_hc {
 	status = "okay";
 
@@ -1130,6 +1237,14 @@  &vamacro {
 };
 
 &tlmm {
+	bt_en: bt-en-state {
+		pins = "gpio81";
+		function = "gpio";
+		drive-strength = <16>;
+		output-low;
+		bias-pull-down;
+	};
+
 	spkr_1_sd_n_active: spkr-1-sd-n-active-state {
 		pins = "gpio1";
 		function = "gpio";
@@ -1153,4 +1268,46 @@  wcd_default: wcd-reset-n-active-state {
 		bias-disable;
 		output-low;
 	};
+
+	wlan_en: wlan-en-state {
+		pins = "gpio80";
+		function = "gpio";
+		drive-strength = <16>;
+		output-low;
+		bias-pull-down;
+	};
+
+	uart20_default: uart20-default-state {
+		cts-pins {
+			pins = "gpio76";
+			function = "qup20";
+			bias-disable;
+		};
+
+		rts-pins {
+			pins = "gpio77";
+			function = "qup20";
+			bias-disable;
+		};
+
+		rx-pins {
+			pins = "gpio78";
+			function = "qup20";
+			bias-disable;
+		};
+
+		tx-pins {
+			pins = "gpio79";
+			function = "qup20";
+			bias-disable;
+		};
+	};
+
+	xo_clk_default: xo-clk-state {
+		pins = "gpio204";
+		function = "gpio";
+		drive-strength = <16>;
+		output-low;
+		bias-pull-down;
+	};
 };
diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 1b5dc5b8cecb..be876a919455 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -1880,7 +1880,7 @@  opp-8000000 {
 				};
 			};
 
-			pcie@0 {
+			pcieport0: pcie@0 {
 				device_type = "pci";
 				reg = <0x0 0x0 0x0 0x0 0x0>;
 				bus-range = <0x01 0xff>;