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 <ariel@xxxxxxxxxxxxxxxxxxxx>
---
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@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";
--
2.6.2
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