From 101fe8b5627c68b3f2f941266e26ac355131e2fe Mon Sep 17 00:00:00 2001 From: Yao Zi Date: Thu, 17 Apr 2025 12:01:19 +0000 Subject: [PATCH] arm64: dts: rockchip: Add onboard EEPROM for Radxa E20C Radxa E20C ships an onboard I2C EEPROM for storing production information. Enable it in devicetree. Signed-off-by: Yao Zi Reviewed-by: Jonas Karlman Link: https://lore.kernel.org/r/20250417120118.17610-6-ziyao@disroot.org Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts index 57a446b5cbd6..6e77f7753ff7 100644 --- a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts +++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts @@ -110,6 +110,20 @@ }; }; +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1m0_xfer>; + status = "okay"; + + eeprom@50 { + compatible = "belling,bl24c16a", "atmel,24c16"; + reg = <0x50>; + pagesize = <16>; + read-only; + vcc-supply = <&vcc_3v3>; + }; +}; + &pinctrl { gpio-keys { user_key: user-key { -- 2.50.1