f252dfbf46
Fix up remains of rename from rmobile to renesas, namely file paths and remaining RMOBILE strings. Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org> Reviewed-by: Paul Barker <paul.barker.ct@bp.renesas.com>
53 lines
1.0 KiB
C
53 lines
1.0 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* arch/arm/mach-renesas/cpu_info-rcar.c
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*
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* Copyright (C) 2013,2014 Renesas Electronics Corporation
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*/
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#include <asm/io.h>
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#define PRR_MASK 0x7fff
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#define R8A7796_REV_1_0 0x5200
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#define R8A7796_REV_1_1 0x5210
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#define R8A7796_REV_1_3 0x5211
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#define R8A77995_REV_1_1 0x5810
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static u32 renesas_get_prr(void)
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{
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if (IS_ENABLED(CONFIG_RCAR_64))
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return readl(0xFFF00044);
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return readl(0xFF000044);
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}
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u32 renesas_get_cpu_type(void)
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{
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return (renesas_get_prr() & 0x00007F00) >> 8;
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}
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u32 renesas_get_cpu_rev_integer(void)
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{
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const u32 prr = renesas_get_prr();
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const u32 rev = prr & PRR_MASK;
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if (rev == R8A7796_REV_1_1 || rev == R8A7796_REV_1_3 ||
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rev == R8A77995_REV_1_1)
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return 1;
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else
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return ((prr & 0x000000F0) >> 4) + 1;
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}
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u32 renesas_get_cpu_rev_fraction(void)
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{
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const u32 prr = renesas_get_prr();
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const u32 rev = prr & PRR_MASK;
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if (rev == R8A7796_REV_1_1 || rev == R8A77995_REV_1_1)
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return 1;
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else if (rev == R8A7796_REV_1_3)
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return 3;
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else
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return prr & 0x0000000F;
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}
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