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/jesurun_q5_defconfig b/configs/jesurun_q5_defconfig
index d5b0da0..5fce583 100644
--- a/configs/jesurun_q5_defconfig
+++ b/configs/jesurun_q5_defconfig
@@ -8,6 +8,7 @@
CONFIG_USB0_VBUS_PIN="PB9"
CONFIG_VIDEO_COMPOSITE=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL_STACK=0x8000
CONFIG_SPL_I2C=y
CONFIG_SYS_PBSIZE=1024
CONFIG_SYS_I2C_MVTWSI=y