[PATCH 3/3] ARM: dts: lpc4337-ciaa: add i2c0 and devices
From: Ariel D'Alessandro <hidden>
Date: 2015-11-25 12:28:48
Also in:
linux-devicetree
(+To: Joachim) El 23/11/15 a las 09:37, Ariel D'Alessandro escribi?:
quoted hunk
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 <redacted> --- arch/arm/boot/dts/lpc4337-ciaa.dts | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)diff --git a/arch/arm/boot/dts/lpc4337-ciaa.dts b/arch/arm/boot/dts/lpc4337-ciaa.dts index 1a23589..d81047a 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";@@ -163,6 +171,28 @@ clock-frequency = <50000000>; }; +&i2c0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + clock-frequency = <400000>; + + eeprom at 50 { + compatible = "microchip,24c512"; + reg = <0x50>; + }; + + eeprom at 51 { + compatible = "microchip,24c02"; + reg = <0x51>; + }; + + eeprom at 54 { + compatible = "microchip,24c512"; + reg = <0x54>; + }; +}; + &mac { status = "okay"; phy-mode = "rmii";
-- Ariel D'Alessandro, VanguardiaSur www.vanguardiasur.com.ar