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![Masahiro Yamada](/assets/img/avatar_default.png)
Define register fields as macros, and use FIELD_GET(). Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
34 lines
670 B
C
34 lines
670 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2017 Socionext Inc.
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* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
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*/
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#include <linux/bitfield.h>
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#include <linux/io.h>
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#include <linux/types.h>
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#include "sg-regs.h"
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#include "soc-info.h"
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unsigned int uniphier_get_soc_id(void)
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{
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u32 rev = readl(sg_base + SG_REVISION);
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return FIELD_GET(SG_REVISION_TYPE_MASK, rev);
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}
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unsigned int uniphier_get_soc_model(void)
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{
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u32 rev = readl(sg_base + SG_REVISION);
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return FIELD_GET(SG_REVISION_MODEL_MASK, rev);
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}
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unsigned int uniphier_get_soc_revision(void)
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{
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u32 rev = readl(sg_base + SG_REVISION);
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return FIELD_GET(SG_REVISION_REV_MASK, rev);
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}
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