sandbox: config: Enable all SPI flash chips

Sandbox may as well support everything. This increases the amount of code
that is built/tested by sandbox, and also provides access to all the
supported SPI flash devices.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>

include/configs/sandbox.h

@@ -91,7 +91,7 @@
 #define CONFIG_ENV_SIZE		8192
 #define CONFIG_ENV_IS_NOWHERE
 
-/* SPI */
+/* SPI - enable all SPI flash types for testing purposes */
 #define CONFIG_SANDBOX_SPI
 #define CONFIG_CMD_SF
 #define CONFIG_CMD_SF_TEST
@@ -99,7 +99,13 @@
 #define CONFIG_SPI_FLASH
 #define CONFIG_OF_SPI
 #define CONFIG_OF_SPI_FLASH
+#define CONFIG_SPI_FLASH_ATMEL
+#define CONFIG_SPI_FLASH_EON
+#define CONFIG_SPI_FLASH_GIGADEVICE
+#define CONFIG_SPI_FLASH_MACRONIX
 #define CONFIG_SPI_FLASH_SANDBOX
+#define CONFIG_SPI_FLASH_SPANSION
+#define CONFIG_SPI_FLASH_SST
 #define CONFIG_SPI_FLASH_STMICRO
 #define CONFIG_SPI_FLASH_WINBOND