ARC: enable debug uart for HSDK and AXS10x boards

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
diff --git a/configs/hsdk_defconfig b/configs/hsdk_defconfig
index d23acfe..28cd1dd 100644
--- a/configs/hsdk_defconfig
+++ b/configs/hsdk_defconfig
@@ -4,6 +4,7 @@
 CONFIG_SYS_TEXT_BASE=0x81000000
 CONFIG_SYS_CLK_FREQ=500000000
 CONFIG_DEFAULT_DEVICE_TREE="hsdk"
+CONFIG_DEBUG_UART=y
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="console=ttyS0,115200n8"
 CONFIG_BOARD_EARLY_INIT_F=y
@@ -42,6 +43,10 @@
 CONFIG_DM_ETH=y
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_DM_SERIAL=y
+CONFIG_DEBUG_UART_BASE=0xf0005000
+CONFIG_DEBUG_UART_CLOCK=33333333
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_SYS_NS16550=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y