ARM: dts: stm32: Add configuration EEPROM on AV96

The board has an EEPROM on the same I2C bus as PMIC, at address 0x53.
The EEPROM contains the board MAC address.

Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Change-Id: I340a0675c11e4599968b2e3ef0515fb8da8d7b42
diff --git a/arch/arm/dts/stm32mp157a-avenger96.dts b/arch/arm/dts/stm32mp157a-avenger96.dts
index 023390a..4dbabb3 100644
--- a/arch/arm/dts/stm32mp157a-avenger96.dts
+++ b/arch/arm/dts/stm32mp157a-avenger96.dts
@@ -16,6 +16,7 @@
 	compatible = "arrow,stm32mp157a-avenger96", "st,stm32mp157";
 
 	aliases {
+		eeprom0 = &eeprom0;
 		ethernet0 = &ethernet0;
 		mmc0 = &sdmmc1;
 		serial0 = &uart4;
@@ -289,6 +290,12 @@
 			status = "disabled";
 		};
 	};
+
+	eeprom0: eeprom@53 {
+		compatible = "atmel,24c02";
+		reg = <0x53>;
+		pagesize = <16>;
+	};
 };
 
 &iwdg2 {