-/* Preserve environment on sd card */
-#define CONFIG_ENV_SIZE 0x1000
-#define CONFIG_ENV_VARS_UBOOT_CONFIG
+/* Preserve environment on eMMC */
+#define CONFIG_SYS_MMC_ENV_DEV 0 /* Use eMMC */
+#define CONFIG_SYS_MMC_ENV_PART 2 /* Use Boot1 partition */