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/evb-px5_defconfig b/configs/evb-px5_defconfig
index 238ef9a..753e6ed 100644
--- a/configs/evb-px5_defconfig
+++ b/configs/evb-px5_defconfig
@@ -40,6 +40,8 @@
CONFIG_SPL_BOOTROM_SUPPORT=y
# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
CONFIG_TPL_SYS_MALLOC_SIMPLE=y
+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_STACK=0x188000
CONFIG_SPL_STACK_R=y
CONFIG_SPL_ATF=y
CONFIG_SPL_ATF_NO_PLATFORM_PARAM=y