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/orangepi_pc_defconfig b/configs/orangepi_pc_defconfig
index 2ef2a96..28107ad 100644
--- a/configs/orangepi_pc_defconfig
+++ b/configs/orangepi_pc_defconfig
@@ -5,6 +5,7 @@
CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=624
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL_STACK=0x8000
CONFIG_SPL_I2C=y
CONFIG_SYS_PBSIZE=1024
CONFIG_SPL_SYS_I2C_LEGACY=y