[PATCH 3/6] arm: dts: k3-am642: Sync main_i2c0 with kernel

Roger Quadros rogerq at kernel.org
Tue Jul 4 20:10:05 CEST 2023


main_i2c0 and pinmux should be in k3-am642-evm.dts.
Also add the I2C EEPROM.

Signed-off-by: Roger Quadros <rogerq at kernel.org>
---
 arch/arm/dts/k3-am642-evm-u-boot.dtsi | 11 -----------
 arch/arm/dts/k3-am642-evm.dts         | 20 ++++++++++++++++++++
 2 files changed, 20 insertions(+), 11 deletions(-)

diff --git a/arch/arm/dts/k3-am642-evm-u-boot.dtsi b/arch/arm/dts/k3-am642-evm-u-boot.dtsi
index 64857b0909..80c04d0117 100644
--- a/arch/arm/dts/k3-am642-evm-u-boot.dtsi
+++ b/arch/arm/dts/k3-am642-evm-u-boot.dtsi
@@ -34,21 +34,10 @@
 
 &main_pmx0 {
 	bootph-pre-ram;
-	main_i2c0_pins_default: main-i2c0-pins-default {
-		bootph-pre-ram;
-		pinctrl-single,pins = <
-			AM64X_IOPAD(0x0260, PIN_INPUT_PULLUP, 0) /* (A18) I2C0_SCL */
-			AM64X_IOPAD(0x0264, PIN_INPUT_PULLUP, 0) /* (B18) I2C0_SDA */
-		>;
-	};
 };
 
 &main_i2c0 {
-	status = "okay";
 	bootph-pre-ram;
-	pinctrl-names = "default";
-	pinctrl-0 = <&main_i2c0_pins_default>;
-	clock-frequency = <400000>;
 };
 
 &main_uart0 {
diff --git a/arch/arm/dts/k3-am642-evm.dts b/arch/arm/dts/k3-am642-evm.dts
index 39feea78a0..529eb81538 100644
--- a/arch/arm/dts/k3-am642-evm.dts
+++ b/arch/arm/dts/k3-am642-evm.dts
@@ -233,6 +233,13 @@
 		>;
 	};
 
+	main_i2c0_pins_default: main-i2c0-default-pins {
+		pinctrl-single,pins = <
+			AM64X_IOPAD(0x0260, PIN_INPUT_PULLUP, 0) /* (A18) I2C0_SCL */
+			AM64X_IOPAD(0x0264, PIN_INPUT_PULLUP, 0) /* (B18) I2C0_SDA */
+		>;
+	};
+
 	main_i2c1_pins_default: main-i2c1-pins-default {
 		pinctrl-single,pins = <
 			AM64X_IOPAD(0x0268, PIN_INPUT_PULLUP, 0) /* (C18) I2C1_SCL */
@@ -335,6 +342,19 @@
 	status = "reserved";
 };
 
+&main_i2c0 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_i2c0_pins_default>;
+	clock-frequency = <400000>;
+
+	eeprom at 50 {
+		/* AT24CM01 */
+		compatible = "atmel,24c1024";
+		reg = <0x50>;
+	};
+};
+
 &main_i2c1 {
 	status = "okay";
 	pinctrl-names = "default";
-- 
2.34.1



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