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/apalis-tk1_defconfig b/configs/apalis-tk1_defconfig
index 548ff2e..3c00469 100644
--- a/configs/apalis-tk1_defconfig
+++ b/configs/apalis-tk1_defconfig
@@ -23,6 +23,8 @@
CONFIG_ARCH_MISC_INIT=y
CONFIG_SPL_FOOTPRINT_LIMIT=y
CONFIG_SPL_MAX_FOOTPRINT=0x8000
+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_STACK=0x800ffffc
CONFIG_SYS_PROMPT="Apalis TK1 # "
CONFIG_SYS_MAXARGS=32
CONFIG_SYS_CBSIZE=1024