[PATCH v3 08/11] riscv: dts: starfive: Add support eeprom device tree node

Yanhong Wang yanhong.wang at starfivetech.com
Fri Apr 28 04:25:12 CEST 2023


Add support "atmel,24c04" eeprom for StarFive VisionFive2 board.

Signed-off-by: Yanhong Wang <yanhong.wang at starfivetech.com>
---
 .../dts/jh7110-starfive-visionfive-2-u-boot.dtsi   | 14 ++++++++++++++
 arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi   |  8 +++++++-
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/arch/riscv/dts/jh7110-starfive-visionfive-2-u-boot.dtsi b/arch/riscv/dts/jh7110-starfive-visionfive-2-u-boot.dtsi
index 2afcec30b8..13f69da31e 100644
--- a/arch/riscv/dts/jh7110-starfive-visionfive-2-u-boot.dtsi
+++ b/arch/riscv/dts/jh7110-starfive-visionfive-2-u-boot.dtsi
@@ -67,6 +67,20 @@
 	};
 };
 
+&i2c5_pins {
+	bootph-pre-ram;
+	i2c-pins {
+		bootph-pre-ram;
+	};
+};
+
+&i2c5 {
+	bootph-pre-ram;
+	eeprom at 50 {
+		bootph-pre-ram;
+	};
+};
+
 &binman {
 	itb {
 		fit {
diff --git a/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
index 0272369b24..710b082766 100644
--- a/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
@@ -120,6 +120,12 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c5_pins>;
 	status = "okay";
+
+	eeprom at 50 {
+		compatible = "atmel,24c04";
+		reg = <0x50>;
+		pagesize = <16>;
+	};
 };
 
 &i2c6 {
@@ -350,4 +356,4 @@
 			reg = <0>;
 		};
 	};
-};
\ No newline at end of file
+};
-- 
2.17.1



More information about the U-Boot mailing list