board: phytec: common: Add phyCORE-AM62Ax

Add the phyCORE-AM62Ax to our common board directory to
enable our SOM detection for this product.

Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
Signed-off-by: Wadim Egorov <w.egorov@phytec.de>

board/phytec/common/Kconfig

@@ -38,6 +38,17 @@ config PHYTEC_AM62_SOM_DETECTION
 	   Support of I2C EEPROM based SoM detection. Supported
 	   for PHYTEC AM62x boards.
 
+config PHYTEC_AM62A_SOM_DETECTION
+	bool "Support SoM detection for AM62Ax PHYTEC platforms"
+	depends on (TARGET_PHYCORE_AM62AX_A53 || TARGET_PHYCORE_AM62AX_R5) && \
+		   PHYTEC_SOM_DETECTION
+	select SUPPORT_EXTENSION_SCAN
+	depends on SPL_I2C && DM_I2C
+	default y
+	help
+	   Support of I2C EEPROM based SoM detection. Supported
+	   for PHYTEC AM62Ax boards.
+
 config PHYTEC_AM64_SOM_DETECTION
 	bool "Support SoM detection for AM64x PHYTEC platforms"
 	depends on (TARGET_PHYCORE_AM64X_A53 || TARGET_PHYCORE_AM64X_R5) && \

board/phytec/common/am6_som_detection.c

@@ -11,10 +11,12 @@
 extern struct phytec_eeprom_data eeprom_data;
 
 #if IS_ENABLED(CONFIG_PHYTEC_AM62_SOM_DETECTION) || \
+	IS_ENABLED(CONFIG_PHYTEC_AM62A_SOM_DETECTION) || \
 	IS_ENABLED(CONFIG_PHYTEC_AM64_SOM_DETECTION)
 
 /* Check if the SoM is actually one of the following products:
  * - phyCORE-AM62x
+ * - phyCORE-AM62Ax
  * - phyCORE-AM64x
  *
  * Returns 0 in case it's a known SoM. Otherwise, returns -1.
@@ -41,6 +43,9 @@ int phytec_am6_detect(struct phytec_eeprom_data *data)
 	if (som == PHYTEC_AM62X_SOM && soc_is_am62x())
 		return 0;
 
+	if (som == PHYTEC_AM62AX_SOM && soc_is_am62ax())
+		return 0;
+
 	if (som == PHYTEC_AM64X_SOM && soc_is_am64x())
 		return 0;
 

board/phytec/common/am6_som_detection.h

@@ -11,6 +11,7 @@
 
 #define EEPROM_ADDR				0x50
 #define PHYTEC_AM62X_SOM			71
+#define PHYTEC_AM62AX_SOM			75
 #define PHYTEC_AM64X_SOM			72
 #define PHYTEC_EEPROM_VALUE_X			0x21
 #define PHYTEC_EEPROM_NOR_FLASH_64MB_QSPI	0xC