From: David Heidelberg <[email protected]> The onboard WiFi / BT device, WCN3990, has a simple on-chip PMU, which further spreads generated voltage. Describe the PMU in the device tree.
Signed-off-by: David Heidelberg <[email protected]> --- arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts | 65 +++++++++++++++++++---- 1 file changed, 55 insertions(+), 10 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts b/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts index 7d81198bc499c..c14a798035d1b 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts @@ -105,6 +105,43 @@ vreg_s4a_1p8: pm8998-smps4 { vin-supply = <&vph_pwr>; }; + + wcn3990-pmu { + compatible = "qcom,wcn3990-pmu"; + + pinctrl-0 = <&sw_ctrl_default>; + pinctrl-names = "default"; + + vddio-supply = <&vreg_s4a_1p8>; + vddxo-supply = <&vreg_l7a_1p8>; + vddrf-supply = <&vreg_l17a_1p3>; + vddch0-supply = <&vreg_l25a_3p3>; + vddch1-supply = <&vreg_l23a_3p3>; + + swctrl-gpios = <&pm8998_gpios 3 GPIO_ACTIVE_HIGH>; + + regulators { + vreg_pmu_io: ldo0 { + regulator-name = "vreg_pmu_io"; + }; + + vreg_pmu_xo: ldo1 { + regulator-name = "vreg_pmu_xo"; + }; + + vreg_pmu_rf: ldo2 { + regulator-name = "vreg_pmu_rf"; + }; + + vreg_pmu_ch0: ldo3 { + regulator-name = "vreg_pmu_ch0"; + }; + + vreg_pmu_ch1: ldo4 { + regulator-name = "vreg_pmu_ch1"; + }; + }; + }; }; &adsp_pas { @@ -526,6 +563,13 @@ &mss_pil { }; &pm8998_gpios { + sw_ctrl_default: sw-ctrl-default-state { + pins = "gpio3"; + function = "normal"; + input-enable; + bias-pull-down; + }; + volume_up_gpio: pm8998-gpio6-state { pinconf { pins = "gpio6"; @@ -732,10 +776,11 @@ bluetooth { */ firmware-name = "SHIFT/axolotl/crnv21.bin"; - vddio-supply = <&vreg_s4a_1p8>; - vddxo-supply = <&vreg_l7a_1p8>; - vddrf-supply = <&vreg_l17a_1p3>; - vddch0-supply = <&vreg_l25a_3p3>; + vddio-supply = <&vreg_pmu_io>; + vddxo-supply = <&vreg_pmu_xo>; + vddrf-supply = <&vreg_pmu_rf>; + vddch0-supply = <&vreg_pmu_ch0>; + max-speed = <3200000>; }; }; @@ -790,14 +835,14 @@ &venus { }; &wifi { - status = "okay"; - vdd-0.8-cx-mx-supply = <&vreg_l5a_0p8>; - vdd-1.3-rfa-supply = <&vreg_l17a_1p3>; - vdd-1.8-xo-supply = <&vreg_l7a_1p8>; - vdd-3.3-ch0-supply = <&vreg_l25a_3p3>; - vdd-3.3-ch1-supply = <&vreg_l23a_3p3>; + vdd-1.8-xo-supply = <&vreg_pmu_xo>; + vdd-1.3-rfa-supply = <&vreg_pmu_rf>; + vdd-3.3-ch0-supply = <&vreg_pmu_ch0>; + vdd-3.3-ch1-supply = <&vreg_pmu_ch1>; qcom,calibration-variant = "shift_axolotl"; qcom,snoc-host-cap-8bit-quirk; + + status = "okay"; }; --- base-commit: e6efabc0afca02efa263aba533f35d90117ab283 change-id: 20260415-axolotl-wifi-9280ef88618a Best regards, -- David Heidelberg <[email protected]>
