From 5938e9fb2b5f3a0a9d75520f5fd9efeee34bbbdd Mon Sep 17 00:00:00 2001 From: Adrian Alonso Date: Wed, 2 Sep 2020 10:50:32 -0500 Subject: MLK-24700-2: dts: arm64: freescale: imx8mn ab2 add i2c4 Add i2c4 port used by hdmi daughter cards on Audio Board 2.0 targets Signed-off-by: Adrian Alonso Reviewed-by: Viorel Suman --- arch/arm64/boot/dts/freescale/imx8mn-ab2.dts | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'arch/arm64/boot/dts/freescale/imx8mn-ab2.dts') diff --git a/arch/arm64/boot/dts/freescale/imx8mn-ab2.dts b/arch/arm64/boot/dts/freescale/imx8mn-ab2.dts index 505e742d40f9..541d7f83453a 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-ab2.dts +++ b/arch/arm64/boot/dts/freescale/imx8mn-ab2.dts @@ -259,6 +259,13 @@ >; }; + pinctrl_i2c4: i2c4grp { + fsl,pins = < + MX8MN_IOMUXC_I2C4_SCL_I2C4_SCL 0x400001c3 + MX8MN_IOMUXC_I2C4_SDA_I2C4_SDA 0x400001c3 + >; + }; + pinctrl_i2c1_gpio: i2c1grp-gpio { fsl,pins = < MX8MN_IOMUXC_I2C1_SCL_GPIO5_IO14 0x1c3 @@ -280,6 +287,13 @@ >; }; + pinctrl_i2c4_gpio: i2c4grp-gpio { + fsl,pins = < + MX8MN_IOMUXC_I2C4_SCL_GPIO5_IO20 0x1c3 + MX8MN_IOMUXC_I2C4_SDA_GPIO5_IO21 0x1c3 + >; + }; + pinctrl_pmic: pmicirq { fsl,pins = < MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41 @@ -726,6 +740,16 @@ }; }; +&i2c4 { + clock-frequency = <400000>; + pinctrl-names = "default", "gpio"; + pinctrl-0 = <&pinctrl_i2c4>; + pinctrl-1 = <&pinctrl_i2c4_gpio>; + scl-gpios = <&gpio5 20 GPIO_ACTIVE_HIGH>; + sda-gpios = <&gpio5 21 GPIO_ACTIVE_HIGH>; + status = "disabled"; +}; + &fec1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_fec1>; -- cgit v1.2.3