Convert CONFIG_SPL_STACK to Kconfig
This converts the following to Kconfig:
CONFIG_SPL_STACK
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/uniphier_v7_defconfig b/configs/uniphier_v7_defconfig
index 4a79b65..a2ea3a9 100644
--- a/configs/uniphier_v7_defconfig
+++ b/configs/uniphier_v7_defconfig
@@ -21,6 +21,8 @@
CONFIG_SPL_MAX_SIZE=0x10000
CONFIG_SPL_PAD_TO=0x20000
CONFIG_SPL_BSS_MAX_SIZE=0x2000
+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_STACK=0x100000
CONFIG_SPL_NAND_SUPPORT=y
CONFIG_SPL_NOR_SUPPORT=y
CONFIG_CMD_CONFIG=y