From: Monish Chunara <quic_mchunara@quicinc.com>
Integrate the GT24C256C EEPROM via I2C to enable access to
board-specific non-volatile data.
Also, define an nvmem-layout to expose structured regions within the
EEPROM, allowing consumers to retrieve configuration data such as
Ethernet MAC addresses via the nvmem subsystem.
Signed-off-by: Monish Chunara <quic_mchunara@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Wasim Nazir <wasim.nazir@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/lemans-evk.dts | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts
index d1118818e2fd..97428d9e3e41 100644
--- a/arch/arm64/boot/dts/qcom/lemans-evk.dts
+++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts
@@ -371,6 +371,18 @@ expander3: gpio@3b {
#gpio-cells = <2>;
gpio-controller;
};
+
+ eeprom@50 {
+ compatible = "giantec,gt24c256c", "atmel,24c256";
+ reg = <0x50>;
+ pagesize = <64>;
+
+ nvmem-layout {
+ compatible = "fixed-layout";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+ };
};
&mdss0 {
--
2.51.0