From b14f37c73f4906d659706662627fd3d5c5732f92 Mon Sep 17 00:00:00 2001
From: Camelia Groza
Date: Tue, 11 Jul 2023 15:49:15 +0300
Subject: board: freescale: t2080rdb: implement get_serial_clock

The serial clock is provided by the get_serial_clock() callback on PPC
under DM_SERIAL. Use the same method to compute the clock as for
non-DM_SERIAL use cases.

Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 board/freescale/t208xrdb/t208xrdb.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'board/freescale/t208xrdb')

diff --git a/board/freescale/t208xrdb/t208xrdb.c b/board/freescale/t208xrdb/t208xrdb.c
index 13a2d3dcde6..e33e5d082d8 100644
--- a/board/freescale/t208xrdb/t208xrdb.c
+++ b/board/freescale/t208xrdb/t208xrdb.c
@@ -20,6 +20,7 @@
 #include <asm/fsl_law.h>
 #include <asm/fsl_serdes.h>
 #include <asm/fsl_liodn.h>
+#include <clock_legacy.h>
 #include <fm_eth.h>
 #include "t208xrdb.h"
 #include "cpld.h"
@@ -42,6 +43,13 @@ u8 get_hw_revision(void)
 	}
 }
 
+#if CONFIG_IS_ENABLED(DM_SERIAL)
+int get_serial_clock(void)
+{
+	return get_bus_freq(0) / 2;
+}
+#endif
+
 int checkboard(void)
 {
 	struct cpu_type *cpu = gd->arch.cpu;
-- 
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