| /* |
| * Copyright (C) 2013-2015 Masahiro Yamada <yamada.masahiro@socionext.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <linux/io.h> |
| #include <mach/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-sLD11 ()"); |
| break; |
| case 0x32: |
| puts("PH1-LD10 ()"); |
| 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; |
| } |