x86: config: chromebook_link: Enable environment

Enable an environment area.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

include/configs/chromebook_link.h

@@ -64,6 +64,13 @@
 #define CONFIG_CMD_CROS_EC
 #define CONFIG_ARCH_EARLY_INIT_R
 
+#undef CONFIG_ENV_IS_NOWHERE
+#undef CONFIG_ENV_SIZE
+#define CONFIG_ENV_SIZE			0x1000
+#define CONFIG_ENV_SECT_SIZE		0x1000
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_OFFSET		0x003f8000
+
 #define CONFIG_STD_DEVICES_SETTINGS     "stdin=usbkbd,vga,serial\0" \
 					"stdout=vga,serial\0" \
 					"stderr=vga,serial\0"