[PATCH 4/4] arm64: dts: imx8mq-librem5: Dongwoon DW9714 coil requires higher voltage
David Heidelberg via B4 Relay <[email protected]> Sat, 01 Aug 2026 02:35:23 +0200
| Newsgroups | org.kernel.vger.phone-devel,dev.linux.lists.imx,org.infradead.lists.linux-arm-kernel,org.infradead.lists.linux-rockchip,org.kernel.feeds.b4-sent,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-media,org.kernel.vger.stable |
|---|---|
| Message-ID | <[email protected]> |
From: David Heidelberg <[email protected]> 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 reg_vcam_2v8. 1.8 V here is likely used for i2c level shifter. Fixes: f00df2bdb512 ("arm64: dts: imx8mq-librem5: describe the voice coil motor for focus control") Cc: [email protected] Signed-off-by: David Heidelberg <[email protected]> --- arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi index f5d529c5baf3e..583cba2d3bebf 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi @@ -1167,17 +1167,17 @@ &i2c4 { pinctrl-1 = <&pinctrl_i2c4_gpio>; scl-gpios = <&gpio5 20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; sda-gpios = <&gpio5 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "okay"; vcm@c { compatible = "dongwoon,dw9714"; reg = <0x0c>; - vcc-supply = <®_csi_1v8>; + vcc-supply = <®_vcam_2v8>; }; bat: fuel-gauge@36 { compatible = "maxim,max17055"; reg = <0x36>; interrupt-parent = <&gpio3>; interrupts = <20 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; -- 2.53.0