diff options
| author | Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> | 2026-01-06 04:01:20 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2026-03-26 17:40:51 +0300 |
| commit | f985b64096cf37b1548dfada6c1a698e3bb3ac4d (patch) | |
| tree | a4f1e304947b7f688e1979db581632db6ed815ff | |
| parent | 707c7592486ef62d736af1a135fadf478cf665fa (diff) | |
| download | linux-f985b64096cf37b1548dfada6c1a698e3bb3ac4d.tar.xz | |
arm64: dts: qcom: qrb2210-rb1: describe WiFi/BT properly
The onboard WiFi / BT device, WCN3950, 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-v2-10-0386204328be@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 60 |
1 files changed, 52 insertions, 8 deletions
diff --git a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts index 9814ac4896c5..737794cb8b1c 100644 --- a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts +++ b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts @@ -235,6 +235,42 @@ }; }; }; + + wcn3950-pmu { + compatible = "qcom,wcn3950-pmu"; + + pinctrl-0 = <&sw_ctrl_default>; + pinctrl-names = "default"; + + vddio-supply = <&pm4125_l15>; + vddxo-supply = <&pm4125_l13>; + vddrf-supply = <&pm4125_l10>; + vddch0-supply = <&pm4125_l22>; + + 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"; + }; + }; + }; }; &cpu_pd0 { @@ -754,6 +790,12 @@ bias-disable; }; + sw_ctrl_default: sw-ctrl-default-state { + pins = "gpio87"; + function = "gpio"; + bias-pull-down; + }; + sd_det_in_on: sd-det-in-on-state { pins = "gpio88"; function = "gpio"; @@ -789,11 +831,10 @@ bluetooth { compatible = "qcom,wcn3950-bt"; - vddio-supply = <&pm4125_l15>; - vddxo-supply = <&pm4125_l13>; - vddrf-supply = <&pm4125_l10>; - vddch0-supply = <&pm4125_l22>; - 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>; }; }; @@ -834,10 +875,13 @@ }; &wifi { + /* SoC */ vdd-0.8-cx-mx-supply = <&pm4125_l7>; - vdd-1.8-xo-supply = <&pm4125_l13>; - vdd-1.3-rfa-supply = <&pm4125_l10>; - vdd-3.3-ch0-supply = <&pm4125_l22>; + + /* 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_RB1"; firmware-name = "qcm2290"; status = "okay"; |