From 8300a70e6567d2b89791708bc618c506ef29262d Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Thu, 6 Jun 2019 17:54:05 +0200 Subject: [PATCH] arm64: tegra: Add ID EEPROMs on Jetson Nano The Jetson Nano has two ID EEPROMs, one for the module and another for the carrier board. Add both to the device tree so that they can be read from at runtime. Signed-off-by: Thierry Reding --- .../boot/dts/nvidia/tegra210-p3450-0000.dts | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts index 5d0181908f45..97349fcacee9 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts @@ -88,6 +88,31 @@ status = "okay"; }; + i2c@7000c500 { + status = "okay"; + clock-frequency = <100000>; + + eeprom@50 { + compatible = "atmel,24c02"; + reg = <0x50>; + + address-bits = <8>; + page-size = <8>; + size = <256>; + read-only; + }; + + eeprom@57 { + compatible = "atmel,24c02"; + reg = <0x57>; + + address-bits = <8>; + page-size = <8>; + size = <256>; + read-only; + }; + }; + hdmi_ddc: i2c@7000c700 { status = "okay"; clock-frequency = <100000>; -- 2.30.2