u-boot/arch/xtensa/cpu/cpu.c
Simon Glass 2189d5f1e8 Move strtomhz() to vsprintf.h
At present this function sits in its own file but it does not really
justify it. There are similar string functions in vsprintf.h, so move it
there. Also add the missing function comment.

Use the vsprintf.h include file explicitly where needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
2019-12-02 18:23:09 -05:00

54 lines
940 B
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2008 - 2013 Tensilica Inc.
* (C) Copyright 2014 - 2016 Cadence Design Systems Inc.
*/
/*
* CPU specific code
*/
#include <common.h>
#include <command.h>
#include <vsprintf.h>
#include <linux/stringify.h>
#include <asm/global_data.h>
#include <asm/cache.h>
#include <asm/string.h>
#include <asm/misc.h>
DECLARE_GLOBAL_DATA_PTR;
gd_t *gd __attribute__((section(".data")));
#if defined(CONFIG_DISPLAY_CPUINFO)
/*
* Print information about the CPU.
*/
int print_cpuinfo(void)
{
char buf[120], mhz[8];
uint32_t id0, id1;
asm volatile ("rsr %0, 176\n"
"rsr %1, 208\n"
: "=r"(id0), "=r"(id1));
sprintf(buf, "CPU: Xtensa %s (id: %08x:%08x) at %s MHz\n",
XCHAL_CORE_ID, id0, id1, strmhz(mhz, gd->cpu_clk));
puts(buf);
return 0;
}
#endif
int arch_cpu_init(void)
{
gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
return 0;
}
int dram_init(void)
{
return 0;
}