mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-12 14:23:00 +00:00
bd0550fc5f
Renesas R8A7791 is CPU with Cortex-A15. This supports the basic register definition and GPIO and framework of PFC. Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com> Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> CC: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> CC: Albert Aribaud <albert.u.boot@aribaud.net>
79 lines
1.7 KiB
C
79 lines
1.7 KiB
C
/*
|
|
* (C) Copyright 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
|
|
* (C) Copyright 2012 Renesas Solutions Corp.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
#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")));
|
|
|
|
int print_cpuinfo(void)
|
|
{
|
|
switch (rmobile_get_cpu_type()) {
|
|
case 0x37:
|
|
printf("CPU: Renesas Electronics SH73A0 rev %d.%d\n",
|
|
rmobile_get_cpu_rev_integer(),
|
|
rmobile_get_cpu_rev_fraction());
|
|
break;
|
|
case 0x40:
|
|
printf("CPU: Renesas Electronics R8A7740 rev %d.%d\n",
|
|
rmobile_get_cpu_rev_integer(),
|
|
rmobile_get_cpu_rev_fraction());
|
|
break;
|
|
|
|
case 0x45:
|
|
printf("CPU: Renesas Electronics R8A7790 rev %d\n",
|
|
rmobile_get_cpu_rev_integer());
|
|
break;
|
|
|
|
case 0x47:
|
|
printf("CPU: Renesas Electronics R8A7791 rev %d\n",
|
|
rmobile_get_cpu_rev_integer());
|
|
break;
|
|
|
|
default:
|
|
printf("CPU: Renesas Electronics CPU rev %d.%d\n",
|
|
rmobile_get_cpu_rev_integer(),
|
|
rmobile_get_cpu_rev_fraction());
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_DISPLAY_CPUINFO */
|