[PATCH 2/2] arm64: dts: qcom: sm8550-qrd: use the PMU to power up bluetooth

From: Neil Armstrong
Date: Tue Jul 16 2024 - 05:46:29 EST


Change the HW model in sm8550-qrd.dts to a one closer to reality - where
the WLAN and Bluetooth modules of the WCN7850 are powered by the PMU
inside the package.

Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8550-qrd.dts | 26 +++++++++-----------------
1 file changed, 9 insertions(+), 17 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
index 774bdfcffec3..6052dd922ec5 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
@@ -219,13 +219,10 @@ wcn7850-pmu {
compatible = "qcom,wcn7850-pmu";

pinctrl-names = "default";
- pinctrl-0 = <&wlan_en>, <&pmk8550_sleep_clk>;
+ pinctrl-0 = <&wlan_en>, <&bt_default>, <&pmk8550_sleep_clk>;

wlan-enable-gpios = <&tlmm 80 GPIO_ACTIVE_HIGH>;
- /*
- * TODO Add bt-enable-gpios once the Bluetooth driver is
- * converted to using the power sequencer.
- */
+ bt-enable-gpios = <&tlmm 81 GPIO_ACTIVE_HIGH>;

vdd-supply = <&vreg_s5g_0p85>;
vddio-supply = <&vreg_l15b_1p8>;
@@ -1175,20 +1172,15 @@ &uart14 {
bluetooth {
compatible = "qcom,wcn7850-bt";

- vddio-supply = <&vreg_l15b_1p8>;
- vddaon-supply = <&vreg_s4e_0p95>;
- vdddig-supply = <&vreg_s4e_0p95>;
- vddrfa0p8-supply = <&vreg_s4e_0p95>;
- vddrfa1p2-supply = <&vreg_s4g_1p25>;
- vddrfa1p9-supply = <&vreg_s6g_1p86>;
+ vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+ vddaon-supply = <&vreg_pmu_aon_0p59>;
+ vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
+ vddwlmx-supply = <&vreg_pmu_wlmx_0p85>;
+ vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+ vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+ vddrfa1p8-supply = <&vreg_pmu_rfa_1p8>;

max-speed = <3200000>;
-
- enable-gpios = <&tlmm 81 GPIO_ACTIVE_HIGH>;
- swctrl-gpios = <&tlmm 82 GPIO_ACTIVE_HIGH>;
-
- pinctrl-0 = <&bt_default>;
- pinctrl-names = "default";
};
};


--
2.34.1