mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-21 02:33:07 +00:00
691d719db7
Move this uncommon header out of the common header. Signed-off-by: Simon Glass <sjg@chromium.org>
57 lines
1.2 KiB
C
57 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2010
|
|
* Reinhard Meyer, reinhard.meyer@emk-elektronik.de
|
|
* (C) Copyright 2009
|
|
* Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <init.h>
|
|
#include <vsprintf.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/hardware.h>
|
|
#include <asm/arch/at91_pit.h>
|
|
#include <asm/arch/at91_gpbr.h>
|
|
#include <asm/arch/clk.h>
|
|
|
|
#ifndef CONFIG_SYS_AT91_MAIN_CLOCK
|
|
#define CONFIG_SYS_AT91_MAIN_CLOCK 0
|
|
#endif
|
|
|
|
int arch_cpu_init(void)
|
|
{
|
|
return at91_clock_init(CONFIG_SYS_AT91_MAIN_CLOCK);
|
|
}
|
|
|
|
void arch_preboot_os(void)
|
|
{
|
|
ulong cpiv;
|
|
at91_pit_t *pit = (at91_pit_t *) ATMEL_BASE_PIT;
|
|
|
|
cpiv = AT91_PIT_MR_PIV_MASK(readl(&pit->piir));
|
|
|
|
/*
|
|
* Disable PITC
|
|
* Add 0x1000 to current counter to stop it faster
|
|
* without waiting for wrapping back to 0
|
|
*/
|
|
writel(cpiv + 0x1000, &pit->mr);
|
|
}
|
|
|
|
#if defined(CONFIG_DISPLAY_CPUINFO)
|
|
int print_cpuinfo(void)
|
|
{
|
|
char __maybe_unused buf[32];
|
|
|
|
printf("CPU: %s\n", ATMEL_CPU_NAME);
|
|
printf("Crystal frequency: %8s MHz\n",
|
|
strmhz(buf, get_main_clk_rate()));
|
|
printf("CPU clock : %8s MHz\n",
|
|
strmhz(buf, get_cpu_clk_rate()));
|
|
printf("Master clock : %8s MHz\n",
|
|
strmhz(buf, get_mck_clk_rate()));
|
|
|
|
return 0;
|
|
}
|
|
#endif
|