83 lines
1.9 KiB
C
83 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
|
|
* (C) Copyright 2012 Renesas Solutions Corp.
|
|
*/
|
|
#include <common.h>
|
|
#include <asm/io.h>
|
|
|
|
#ifdef CONFIG_ARCH_CPU_INIT
|
|
int arch_cpu_init(void)
|
|
{
|
|
icache_enable();
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifndef CONFIG_SYS_DCACHE_OFF
|
|
void enable_caches(void)
|
|
{
|
|
dcache_enable();
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DISPLAY_CPUINFO
|
|
static u32 __rmobile_get_cpu_type(void)
|
|
{
|
|
return 0x0;
|
|
}
|
|
u32 rmobile_get_cpu_type(void)
|
|
__attribute__((weak, alias("__rmobile_get_cpu_type")));
|
|
|
|
static u32 __rmobile_get_cpu_rev_integer(void)
|
|
{
|
|
return 0;
|
|
}
|
|
u32 rmobile_get_cpu_rev_integer(void)
|
|
__attribute__((weak, alias("__rmobile_get_cpu_rev_integer")));
|
|
|
|
static u32 __rmobile_get_cpu_rev_fraction(void)
|
|
{
|
|
return 0;
|
|
}
|
|
u32 rmobile_get_cpu_rev_fraction(void)
|
|
__attribute__((weak, alias("__rmobile_get_cpu_rev_fraction")));
|
|
|
|
/* CPU infomation table */
|
|
static const struct {
|
|
u16 cpu_type;
|
|
u8 cpu_name[10];
|
|
} rmobile_cpuinfo[] = {
|
|
{ RMOBILE_CPU_TYPE_SH73A0, "SH73A0" },
|
|
{ RMOBILE_CPU_TYPE_R8A7740, "R8A7740" },
|
|
{ RMOBILE_CPU_TYPE_R8A7790, "R8A7790" },
|
|
{ RMOBILE_CPU_TYPE_R8A7791, "R8A7791" },
|
|
{ RMOBILE_CPU_TYPE_R8A7792, "R8A7792" },
|
|
{ RMOBILE_CPU_TYPE_R8A7793, "R8A7793" },
|
|
{ RMOBILE_CPU_TYPE_R8A7794, "R8A7794" },
|
|
{ RMOBILE_CPU_TYPE_R8A7795, "R8A7795" },
|
|
{ RMOBILE_CPU_TYPE_R8A7796, "R8A7796" },
|
|
{ RMOBILE_CPU_TYPE_R8A77965, "R8A77965" },
|
|
{ RMOBILE_CPU_TYPE_R8A77970, "R8A77970" },
|
|
{ RMOBILE_CPU_TYPE_R8A77990, "R8A77990" },
|
|
{ RMOBILE_CPU_TYPE_R8A77995, "R8A77995" },
|
|
{ 0x0, "CPU" },
|
|
};
|
|
|
|
int print_cpuinfo(void)
|
|
{
|
|
int i = 0;
|
|
u32 cpu_type = rmobile_get_cpu_type();
|
|
for (; i < ARRAY_SIZE(rmobile_cpuinfo); i++) {
|
|
if (rmobile_cpuinfo[i].cpu_type == cpu_type) {
|
|
printf("CPU: Renesas Electronics %s rev %d.%d\n",
|
|
rmobile_cpuinfo[i].cpu_name,
|
|
rmobile_get_cpu_rev_integer(),
|
|
rmobile_get_cpu_rev_fraction());
|
|
break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_DISPLAY_CPUINFO */
|