u-boot/arch/arm/mach-rmobile/cpu_info-r8a7740.c

32 lines
562 B
C
Raw Normal View History

// 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>
u32 rmobile_get_cpu_type(void)
{
u32 id;
u32 type;
struct r8a7740_hpb *hpb = (struct r8a7740_hpb *)HPB_BASE;
id = readl(hpb->cccr);
type = (id >> 8) & 0xFF;
return type;
}
u32 rmobile_get_cpu_rev(void)
{
u32 id;
u32 rev;
struct r8a7740_hpb *hpb = (struct r8a7740_hpb *)HPB_BASE;
id = readl(hpb->cccr);
rev = (id >> 4) & 0xF;
return rev;
}