From ac931ade1c7d9bc55c418aaa293448da9a5f725e Mon Sep 17 00:00:00 2001 From: Frank Li Date: Tue, 27 Feb 2024 14:30:46 -0500 Subject: [PATCH] arm64: dts: imx8qm-mek: add adc0 support Add adc0 for imx8qm-mek board. Signed-off-by: Frank Li Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts index 77ac0efdfaada..0c4972724b041 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts +++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts @@ -39,6 +39,20 @@ gpio = <&lsio_gpio4 19 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + reg_vref_1v8: regulator-adc-vref { + compatible = "regulator-fixed"; + regulator-name = "vref_1v8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; +}; + +&adc0 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_adc0>; + vref-supply = <®_vref_1v8>; + status = "okay"; }; &i2c1 { @@ -130,6 +144,12 @@ >; }; + pinctrl_adc0: adc0grp { + fsl,pins = < + IMX8QM_ADC_IN0_DMA_ADC0_IN0 0xc0000060 + >; + }; + pinctrl_fec1: fec1grp { fsl,pins = < IMX8QM_ENET0_MDC_CONN_ENET0_MDC 0x06000020 -- 2.30.2