From a0685deec458bf81128ded8e992b33c32dce63ca Mon Sep 17 00:00:00 2001 From: Matthias Badaire Date: Tue, 8 May 2018 15:42:05 +0200 Subject: ramips: Add i2c support for mt7620n I2c is supported on mt7620n like on mt7620a when checking the datasheet Signed-off-by: Matthias Badaire --- target/linux/ramips/dts/mt7620n.dtsi | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/target/linux/ramips/dts/mt7620n.dtsi b/target/linux/ramips/dts/mt7620n.dtsi index 4eb1dde8a2..91d124ca75 100644 --- a/target/linux/ramips/dts/mt7620n.dtsi +++ b/target/linux/ramips/dts/mt7620n.dtsi @@ -160,6 +160,22 @@ status = "disabled"; }; + i2c: i2c@900 { + compatible = "ralink,rt2880-i2c"; + reg = <0x900 0x100>; + + resets = <&rstctrl 16>; + reset-names = "i2c"; + + #address-cells = <1>; + #size-cells = <0>; + + status = "disabled"; + + pinctrl-names = "default"; + pinctrl-0 = <&i2c_pins>; + }; + spi0: spi@b00 { compatible = "ralink,mt7620a-spi", "ralink,rt2880-spi"; reg = <0xb00 0x40>; @@ -192,6 +208,13 @@ pinctrl-0 = <&spi_cs1>; }; + i2c_pins: i2c { + i2c { + ralink,group = "i2c"; + ralink,function = "i2c"; + }; + }; + uartlite: uartlite@c00 { compatible = "ralink,mt7620a-uart", "ralink,rt2880-uart", "ns16550a"; reg = <0xc00 0x100>; -- cgit v1.2.3