xref: /rk3399_rockchip-uboot/arch/m68k/cpu/mcf547x_8x/speed.c (revision 326ea986ac150acdc7656d57fca647db80b50158)
1a4145534SPeter Tyser /*
2a4145534SPeter Tyser  *
3a4145534SPeter Tyser  * (C) Copyright 2000-2003
4a4145534SPeter Tyser  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5a4145534SPeter Tyser  *
6a4145534SPeter Tyser  * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
7a4145534SPeter Tyser  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
8a4145534SPeter Tyser  *
9*1a459660SWolfgang Denk  * SPDX-License-Identifier:	GPL-2.0+
10a4145534SPeter Tyser  */
11a4145534SPeter Tyser 
12a4145534SPeter Tyser #include <common.h>
13a4145534SPeter Tyser #include <asm/processor.h>
14a4145534SPeter Tyser 
15a4145534SPeter Tyser #include <asm/immap.h>
16a4145534SPeter Tyser 
1729565326SJohn Rigby DECLARE_GLOBAL_DATA_PTR;
1829565326SJohn Rigby 
19a4145534SPeter Tyser /*
20a4145534SPeter Tyser  * get_clocks() fills in gd->cpu_clock and gd->bus_clk
21a4145534SPeter Tyser  */
get_clocks(void)22a4145534SPeter Tyser int get_clocks(void)
23a4145534SPeter Tyser {
24a4145534SPeter Tyser 	gd->bus_clk = CONFIG_SYS_CLK;
25a4145534SPeter Tyser 	gd->cpu_clk = (gd->bus_clk * 2);
26a4145534SPeter Tyser 
2700f792e0SHeiko Schocher #ifdef CONFIG_SYS_I2C_FSL
28609e6ec3SSimon Glass 	gd->arch.i2c1_clk = gd->bus_clk;
29a4145534SPeter Tyser #endif
30a4145534SPeter Tyser 
31a4145534SPeter Tyser 	return (0);
32a4145534SPeter Tyser }
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