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board: freescale: t102xrdb: implement get_serial_clock

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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>
This commit is contained in:
Camelia Groza 2023-07-11 15:49:30 +03:00 committed by Peng Fan
parent f416f33ece
commit 23b60eb7a2
2 changed files with 12 additions and 2 deletions
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10
board/freescale/t102xrdb/t102xrdb.c
View file

@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2014 Freescale Semiconductor, Inc.
* Copyright 2020 NXP
* Copyright 2020-2023 NXP
*/
#include <common.h>
@ -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 "t102xrdb.h"
#ifdef CONFIG_TARGET_T1024RDB
@ -45,6 +46,13 @@ enum {
};
#endif
#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;

4
include/configs/T102xRDB.h
View file

@ -1,7 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2014 Freescale Semiconductor, Inc.
* Copyright 2020-2021 NXP
* Copyright 2020-2023 NXP
*/
/*
@ -283,7 +283,9 @@
#define CFG_SYS_INIT_SP_OFFSET (CFG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
/* Serial Port */
#if !CONFIG_IS_ENABLED(DM_SERIAL)
#define CFG_SYS_NS16550_CLK (get_bus_freq(0)/2)
#endif
#define CFG_SYS_BAUDRATE_TABLE \
{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}