[PATCH 1/2] riscv: dts: spacemit: k3-com260: add eeprom on i2c2

From: Jennifer Berringer

Date: Wed Jul 22 2026 - 16:36:15 EST


Enable i2c2 on the K3 CoM260 compute module and use it for a 24c02
eeprom. This eeprom stores the product name, a MAC address, and a serial
number.

Signed-off-by: Jennifer Berringer <jberring@xxxxxxxxxx>
---
arch/riscv/boot/dts/spacemit/k3-com260.dtsi | 32 +++++++++++++++++++++
1 file changed, 32 insertions(+)

diff --git a/arch/riscv/boot/dts/spacemit/k3-com260.dtsi b/arch/riscv/boot/dts/spacemit/k3-com260.dtsi
index a38d7b738258d..a6f160dca19de 100644
--- a/arch/riscv/boot/dts/spacemit/k3-com260.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k3-com260.dtsi
@@ -26,6 +26,38 @@ reg_5v_sys: regulator-5v-sys {
};
};

+&i2c2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c2_1_cfg>;
+ status = "okay";
+
+ eeprom@50 {
+ compatible = "atmel,24c02";
+ pagesize = <8>;
+ reg = <0x50>;
+ read-only;
+ size = <256>;
+ status = "okay";
+
+ nvmem-layout {
+ compatible = "onie,tlv-layout";
+
+ mac-address {
+ #nvmem-cell-cells = <1>;
+ };
+
+ num-macs {
+ };
+
+ product-name {
+ };
+
+ serial-number {
+ };
+ };
+ };
+};
+
&i2c8 {
pinctrl-names = "default";
pinctrl-0 = <&i2c8_cfg>;
--
2.55.0