[PATCH 3/4] arm64: dts: rockchip: rk3566-pinetab2: DW9714 coil requires higher voltage
From: David Heidelberg via B4 Relay
Date: Fri Jul 31 2026 - 20:40:20 EST
From: David Heidelberg <david@xxxxxxx>
By datasheet the VDD (in-kernel named vcc) range is between 2.3 to 4.3 V.
Usually it's around 2.8 V. Here it matches the vcc2v8_dvp.
1.8 V here is likely used for i2c level shifter.
Fixes: 1b7e19448f8f ("arm64: dts: rockchip: Add devicetree for Pine64 PineTab2")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: David Heidelberg <david@xxxxxxx>
---
arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi
index 08bf40de17ead..96511f1bb51d6 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi
@@ -581,17 +581,17 @@ touchscreen@5d {
&i2c2 {
clock-frequency = <400000>;
pinctrl-0 = <&i2c2m1_xfer>;
status = "okay";
vcm@c {
compatible = "dongwoon,dw9714";
reg = <0x0c>;
- vcc-supply = <&vcc1v8_dvp>;
+ vcc-supply = <&vcc2v8_dvp>;
};
camera@36 {
compatible = "ovti,ov5648";
reg = <0x36>;
pinctrl-names = "default";
pinctrl-0 = <&camerab_pdn_l &camerab_rst_l>;
--
2.53.0