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https://github.com/brain-hackers/u-boot-brain
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b8faf5f12b
As is often the case with SoC development, slightly different products (i.e. different part number) are developed based on the same silicon-die. Such fine grained information is unmaintainable. Also, "SoC:" is a better fit that "CPU:". Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
77 lines
1.4 KiB
C
77 lines
1.4 KiB
C
/*
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* Copyright (C) 2013-2014 Panasonic Corporation
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* Copyright (C) 2015-2017 Socionext Inc.
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* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <linux/errno.h>
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#include <linux/io.h>
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#include "soc-info.h"
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int print_cpuinfo(void)
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{
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unsigned int id, model, rev, required_model = 1, required_rev = 1;
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id = uniphier_get_soc_id();
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model = uniphier_get_soc_model();
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rev = uniphier_get_soc_revision();
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puts("SoC: ");
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switch (id) {
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case UNIPHIER_SLD3_ID:
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puts("sLD3");
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required_model = 2;
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break;
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case UNIPHIER_LD4_ID:
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puts("LD4");
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required_rev = 2;
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break;
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case UNIPHIER_PRO4_ID:
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puts("Pro4");
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break;
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case UNIPHIER_SLD8_ID:
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puts("sLD8");
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break;
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case UNIPHIER_PRO5_ID:
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puts("Pro5");
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break;
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case UNIPHIER_PXS2_ID:
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puts("PXs2");
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break;
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case UNIPHIER_LD6B_ID:
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puts("LD6b");
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break;
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case UNIPHIER_LD11_ID:
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puts("LD11");
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break;
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case UNIPHIER_LD20_ID:
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puts("LD20");
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break;
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case UNIPHIER_PXS3_ID:
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puts("PXs3");
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break;
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default:
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printf("Unknown Processor ID (0x%x)\n", id);
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return -ENOTSUPP;
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}
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printf(" (model %d, revision %d)\n", model, rev);
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if (model < required_model) {
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printf("Only model %d or newer is supported.\n",
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required_model);
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return -ENOTSUPP;
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} else if (rev < required_rev) {
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printf("Only revision %d or newer is supported.\n",
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required_rev);
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return -ENOTSUPP;
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}
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return 0;
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}
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