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4f007b8334
According to SoC document, revision info is separated to integer part and fracton part. So I separete rmobile_get_cpu_rev() to rmobile_get_cpu_rev_integer() and rmobile_get_cpu_rev_fraction(). Signed-off-by: Tetsuyuki Kobayashi <koba@kmckk.co.jp> Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
/*
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* (C) Copyright 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
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* (C) Copyright 2012 Renesas Solutions Corp.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/io.h>
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u32 rmobile_get_cpu_type(void)
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{
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u32 id;
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u32 type;
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struct sh73a0_hpb *hpb = (struct sh73a0_hpb *)HPB_BASE;
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id = readl(&hpb->cccr);
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type = (id >> 8) & 0xFF;
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return type;
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}
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u32 rmobile_get_cpu_rev_integer(void)
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{
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u32 id;
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u32 rev;
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struct sh73a0_hpb *hpb = (struct sh73a0_hpb *)HPB_BASE;
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id = readl(&hpb->cccr);
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rev = ((id >> 4) & 0xF) + 1;
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return rev;
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}
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u32 rmobile_get_cpu_rev_fraction(void)
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{
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u32 id;
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u32 rev;
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struct sh73a0_hpb *hpb = (struct sh73a0_hpb *)HPB_BASE;
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id = readl(&hpb->cccr);
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rev = id & 0xF;
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return rev;
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}
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