From fe79fbce6efd25414e626036c9382a8019184064 Mon Sep 17 00:00:00 2001 From: Bartosz Golaszewski Date: Fri, 18 Oct 2024 14:49:16 +0200 Subject: [PATCH] arm64: dts: qcom: sm8450-hdk: model the PMU of the on-board wcn6855 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 Reviewed-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20241018-sc8280xp-pwrseq-v6-6-8da8310d9564@linaro.org Signed-off-by: Bjorn Andersson --- 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 --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts index 67443822653da..2ff40a120aadf 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 @@ }; }; + 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 @@ 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 @@ status = "okay"; }; +&qupv3_id_2 { + status = "okay"; +}; + &sdhc_2 { cd-gpios = <&tlmm 92 GPIO_ACTIVE_HIGH>; pinctrl-names = "default", "sleep"; @@ -1069,6 +1156,26 @@ 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 @@ }; &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 @@ 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 65f57b99a6c6b..de234a970e353 100644 --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi @@ -1882,7 +1882,7 @@ }; }; - pcie@0 { + pcieport0: pcie@0 { device_type = "pci"; reg = <0x0 0x0 0x0 0x0 0x0>; bus-range = <0x01 0xff>; -- 2.39.5