From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
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@xxxxxxxxxx>
---
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 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>;
--
2.43.0
