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/*
* Copyright (C) 2013-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <linux/io.h>
#include "sg-regs.h"
int print_cpuinfo(void)
{
u32 revision, type, model, rev, required_model = 1, required_rev = 1;
revision = readl(SG_REVISION);
type = (revision & SG_REVISION_TYPE_MASK) >> SG_REVISION_TYPE_SHIFT;
model = (revision & SG_REVISION_MODEL_MASK) >> SG_REVISION_MODEL_SHIFT;
rev = (revision & SG_REVISION_REV_MASK) >> SG_REVISION_REV_SHIFT;
puts("CPU: ");
switch (type) {
case 0x25:
puts("PH1-sLD3 (MN2WS0220)");
required_model = 2;
break;
case 0x26:
puts("PH1-LD4 (MN2WS0250)");
required_rev = 2;
break;
case 0x28:
puts("PH1-Pro4 (MN2WS0230)");
break;
case 0x29:
puts("PH1-sLD8 (MN2WS0270)");
break;
case 0x2A:
puts("PH1-Pro5 (MN2WS0300)");
break;
case 0x2E:
puts("ProXstream2 (MN2WS0310)");
break;
case 0x2F:
puts("PH1-LD6b (MN2WS0320)");
break;
case 0x31:
puts("PH1-LD11 (SC1405AP1)");
break;
case 0x32:
puts("PH1-LD20 (SC1401AJ1)");
break;
default:
printf("Unknown Processor ID (0x%x)\n", revision);
return -1;
}
printf(" model %d", model);
printf(" (rev. %d)\n", rev);
if (model < required_model) {
printf("Sorry, this model is not supported.\n");
printf("Required model is %d.", required_model);
return -1;
} else if (rev < required_rev) {
printf("Sorry, this revision is not supported.\n");
printf("Required revision is %d.", required_rev);
return -1;
}
return 0;
}
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