-#define STATUS_LED_STATE STATUS_LED_OFF
-#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
-#define STATUS_LED_BOOT 0
+
+/* EEPROM */
+#define CONFIG_ENV_EEPROM_IS_ON_I2C
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
+#define CONFIG_SYS_EEPROM_SIZE 256
+
+#ifndef CONFIG_SPL_BUILD
+/*
+ * Enable PCA9555 at I2C0-0x26.
+ * First select the I2C0 bus with "i2c dev 0", then use "pca953x" command.
+ */
+#define CONFIG_PCA953X
+#define CONFIG_CMD_PCA953X
+#define CONFIG_CMD_PCA953X_INFO
+#define CONFIG_SYS_I2C_PCA953X_ADDR 0x26
+#define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x26, 16} }
+#endif /* CONFIG_SPL_BUILD */