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-rw-r--r--arch/powerpc/include/asm/serial.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/serial.h b/arch/powerpc/include/asm/serial.h
new file mode 100644
index 0000000000..cd6c18d0e6
--- /dev/null
+++ b/arch/powerpc/include/asm/serial.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ */
+#ifndef _ASM_POWERPC_SERIAL_H
+#define _ASM_POWERPC_SERIAL_H
+
+/*
+ * Serial ports are not listed here, because they are discovered
+ * through the device tree.
+ */
+
+/* Default baud base if not found in device-tree */
+#define BASE_BAUD ( 1843200 / 16 )
+
+#ifdef CONFIG_PPC_UDBG_16550
+extern void find_legacy_serial_ports(void);
+#else
+#define find_legacy_serial_ports() do { } while (0)
+#endif
+
+#endif /* _PPC64_SERIAL_H */