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/beaver_defconfig b/configs/beaver_defconfig
index d61f253..e0e4393 100644
--- a/configs/beaver_defconfig
+++ b/configs/beaver_defconfig
@@ -16,6 +16,8 @@
CONFIG_SYS_STDIO_DEREGISTER=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="Tegra30 (Beaver) # "
CONFIG_SYS_MAXARGS=64
CONFIG_SYS_PBSIZE=2084