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-rw-r--r--src/soc/amd/common/block/uart/Makefile.inc15
-rw-r--r--src/soc/amd/common/block/uart/uart_console.c19
2 files changed, 34 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/uart/Makefile.inc b/src/soc/amd/common/block/uart/Makefile.inc
new file mode 100644
index 0000000000..9d968455dd
--- /dev/null
+++ b/src/soc/amd/common/block/uart/Makefile.inc
@@ -0,0 +1,15 @@
+ifeq ($(CONFIG_SOC_AMD_COMMON_BLOCK_UART),y)
+
+bootblock-$(CONFIG_AMD_SOC_CONSOLE_UART) += uart_console.c
+
+romstage-$(CONFIG_AMD_SOC_CONSOLE_UART) += uart_console.c
+
+verstage_x86-$(CONFIG_AMD_SOC_CONSOLE_UART) += uart_console.c
+
+ramstage-$(CONFIG_AMD_SOC_CONSOLE_UART) += uart_console.c
+
+ifeq ($(CONFIG_DEBUG_SMI),y)
+smm-$(CONFIG_AMD_SOC_CONSOLE_UART) += uart_console.c
+endif
+
+endif # CONFIG_SOC_AMD_COMMON_BLOCK_UART
diff --git a/src/soc/amd/common/block/uart/uart_console.c b/src/soc/amd/common/block/uart/uart_console.c
new file mode 100644
index 0000000000..c1c17232fb
--- /dev/null
+++ b/src/soc/amd/common/block/uart/uart_console.c
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <console/uart.h>
+#include <soc/uart.h>
+
+/*
+ * uart_platform_base and uart_platform_refclk are used by the console UART driver and need to
+ * be provided exactly once and only by the UART that is used for console.
+ */
+
+uintptr_t uart_platform_base(unsigned int idx)
+{
+ return get_uart_base(idx);
+}
+
+unsigned int uart_platform_refclk(void)
+{
+ return CONFIG(AMD_SOC_UART_48MZ) ? 48000000 : 115200 * 16;
+}