rockchip; kylin-rk3036: enabl DEBUG UART

Enable debug uart for kylin board in defconfig.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
diff --git a/configs/kylin-rk3036_defconfig b/configs/kylin-rk3036_defconfig
index 393046e..083cca9 100644
--- a/configs/kylin-rk3036_defconfig
+++ b/configs/kylin-rk3036_defconfig
@@ -7,6 +7,10 @@
 CONFIG_ROCKCHIP_RK3036=y
 CONFIG_TARGET_KYLIN_RK3036=y
 CONFIG_SPL_SYS_MALLOC_F_LEN=0x0
+CONFIG_DEBUG_UART_BASE=0x20068000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_SPL_STACK_R_ADDR=0x80000
+CONFIG_DEBUG_UART=y
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_SPL_STACK_R_ADDR=0x80000
 # CONFIG_ANDROID_BOOT_IMAGE is not set
@@ -46,6 +50,7 @@
 CONFIG_PINCTRL=y
 CONFIG_DM_REGULATOR_FIXED=y
 # CONFIG_SPL_DM_SERIAL is not set
+CONFIG_DEBUG_UART_SHIFT=2
 CONFIG_SYSRESET=y
 CONFIG_USB=y
 CONFIG_USB_DWC2=y