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 <treding@nvidia.com>

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
index 5d0181908f452cc163ec1edcd264d460e53e5849..97349fcacee900d2fc15440018223e9ee221c5fc 100644 (file)
--- 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>;