stv0991: enable saving enrironment in spi flash

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
Reviewed-by: Jagannadh Teki <jteki@openedev.com>
diff --git a/configs/stv0991_defconfig b/configs/stv0991_defconfig
index 8e8ce9f..731ede1 100644
--- a/configs/stv0991_defconfig
+++ b/configs/stv0991_defconfig
@@ -7,7 +7,6 @@
 CONFIG_AUTOBOOT_PROMPT="Hit SPACE in %d seconds to stop autoboot.\n"
 CONFIG_AUTOBOOT_STOP_STR=" "
 # CONFIG_CMD_IMLS is not set
-# CONFIG_CMD_SAVEENV is not set
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_NETDEVICES=y
diff --git a/include/configs/stv0991.h b/include/configs/stv0991.h
index 6379fd3..d498c12 100644
--- a/include/configs/stv0991.h
+++ b/include/configs/stv0991.h
@@ -23,7 +23,9 @@
 #define PHYS_SDRAM_1_SIZE			0x00198000
 
 #define CONFIG_ENV_SIZE				0x10000
-#define CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_SECT_SIZE			CONFIG_ENV_SIZE
+#define CONFIG_ENV_OFFSET			0x30000
 #define CONFIG_ENV_ADDR				\
 	(PHYS_SDRAM_1_SIZE - CONFIG_ENV_SIZE)
 #define CONFIG_SYS_MAXARGS			16