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arm64: dts: qcom: qrb4210-rb2: describe WiFi/BT properly

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The onboard WiFi / BT device, WCN3988, has a simple on-chip PMU, which
further spreads generated voltage. Describe the PMU in the device tree.

Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260106-wcn3990-pwrctl-v2-11-0386204328be@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
This commit is contained in:
Dmitry Baryshkov 2026-01-06 03:01:21 +02:00 committed by Bjorn Andersson
parent f985b64096
commit 60664dddd1
1 changed files with 52 additions and 8 deletions
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60
arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
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@ -237,6 +237,42 @@ vph_pwr: regulator-vph-pwr {
regulator-always-on;
regulator-boot-on;
};
wcn3988-pmu {
compatible = "qcom,wcn3988-pmu";
pinctrl-0 = <&sw_ctrl_default>;
pinctrl-names = "default";
vddio-supply = <&vreg_l9a_1p8>;
vddxo-supply = <&vreg_l16a_1p3>;
vddrf-supply = <&vreg_l17a_1p3>;
vddch0-supply = <&vreg_l23a_3p3>;
swctrl-gpios = <&tlmm 87 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";
};
};
};
};
&gpi_dma0 {
@ -684,6 +720,12 @@ lt9611_irq_pin: lt9611-irq-state {
bias-disable;
};
sw_ctrl_default: sw-ctrl-default-state {
pins = "gpio87";
function = "gpio";
bias-pull-down;
};
sdc2_card_det_n: sd-card-det-n-state {
pins = "gpio88";
function = "gpio";
@ -703,11 +745,10 @@ &uart3 {
bluetooth {
compatible = "qcom,wcn3988-bt";
vddio-supply = <&vreg_l9a_1p8>;
vddxo-supply = <&vreg_l16a_1p3>;
vddrf-supply = <&vreg_l17a_1p3>;
vddch0-supply = <&vreg_l23a_3p3>;
enable-gpios = <&tlmm 87 GPIO_ACTIVE_HIGH>;
vddio-supply = <&vreg_pmu_io>;
vddxo-supply = <&vreg_pmu_xo>;
vddrf-supply = <&vreg_pmu_rf>;
vddch0-supply = <&vreg_pmu_ch0>;
max-speed = <3200000>;
};
};
@ -744,10 +785,13 @@ &usb_qmpphy_out {
};
&wifi {
/* SoC */
vdd-0.8-cx-mx-supply = <&vreg_l8a_0p664>;
vdd-1.8-xo-supply = <&vreg_l16a_1p3>;
vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
vdd-3.3-ch0-supply = <&vreg_l23a_3p3>;
/* WiFi / BT PMU */
vdd-1.8-xo-supply = <&vreg_pmu_xo>;
vdd-1.3-rfa-supply = <&vreg_pmu_rf>;
vdd-3.3-ch0-supply = <&vreg_pmu_ch0>;
qcom,calibration-variant = "Thundercomm_RB2";
firmware-name = "qrb4210";