From 5743520806db4731cc30fad4cb2f01f0501a930c Mon Sep 17 00:00:00 2001 From: Ariel D'Alessandro Date: Mon, 23 Nov 2015 09:37:05 -0300 Subject: ARM: dts: lpc4337-ciaa: add i2c0 and devices Add I2C0 and two I2C EEPROM devices on the CIAA-NXP board: * 24AA1025 EEPROM, 1Mbit: it is accessed as two 512Kbit EEPROMs. * 24AA025E48 EEPROM, 2kbit. Signed-off-by: Ariel D'Alessandro Signed-off-by: Joachim Eastwood --- arch/arm/boot/dts/lpc4337-ciaa.dts | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'arch/arm/boot/dts/lpc4337-ciaa.dts') diff --git a/arch/arm/boot/dts/lpc4337-ciaa.dts b/arch/arm/boot/dts/lpc4337-ciaa.dts index f126b713b175..5cfadb06c8df 100644 --- a/arch/arm/boot/dts/lpc4337-ciaa.dts +++ b/arch/arm/boot/dts/lpc4337-ciaa.dts @@ -99,6 +99,14 @@ }; }; + i2c0_pins: i2c0-pins { + i2c0_pins_cfg { + pins = "i2c0_scl", "i2c0_sda"; + function = "i2c0"; + input-enable; + }; + }; + ssp_pins: ssp-pins { ssp1_cs { pins = "p6_7"; @@ -159,6 +167,28 @@ clock-frequency = <50000000>; }; +&i2c0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + clock-frequency = <400000>; + + eeprom@50 { + compatible = "microchip,24c512"; + reg = <0x50>; + }; + + eeprom@51 { + compatible = "microchip,24c02"; + reg = <0x51>; + }; + + eeprom@54 { + compatible = "microchip,24c512"; + reg = <0x54>; + }; +}; + &mac { status = "okay"; phy-mode = "rmii"; -- cgit v1.2.3