1e27d6c7dSMasahiro Yamada /* 2e27d6c7dSMasahiro Yamada * Copyright (C) 2013-2014 Panasonic Corporation 3e27d6c7dSMasahiro Yamada * Copyright (C) 2015-2017 Socionext Inc. 4e27d6c7dSMasahiro Yamada * Author: Masahiro Yamada <yamada.masahiro@socionext.com> 5e27d6c7dSMasahiro Yamada * 6e27d6c7dSMasahiro Yamada * SPDX-License-Identifier: GPL-2.0+ 7e27d6c7dSMasahiro Yamada */ 8e27d6c7dSMasahiro Yamada 9e27d6c7dSMasahiro Yamada #include <common.h> 10e27d6c7dSMasahiro Yamada #include <linux/errno.h> 11e27d6c7dSMasahiro Yamada #include <linux/io.h> 12e27d6c7dSMasahiro Yamada 13e27d6c7dSMasahiro Yamada #include "soc-info.h" 14e27d6c7dSMasahiro Yamada 15e27d6c7dSMasahiro Yamada int print_cpuinfo(void) 16e27d6c7dSMasahiro Yamada { 17e27d6c7dSMasahiro Yamada unsigned int id, model, rev, required_model = 1, required_rev = 1; 18e27d6c7dSMasahiro Yamada 19e27d6c7dSMasahiro Yamada id = uniphier_get_soc_id(); 20e27d6c7dSMasahiro Yamada model = uniphier_get_soc_model(); 21e27d6c7dSMasahiro Yamada rev = uniphier_get_soc_revision(); 22e27d6c7dSMasahiro Yamada 23e27d6c7dSMasahiro Yamada puts("CPU: "); 24e27d6c7dSMasahiro Yamada 25e27d6c7dSMasahiro Yamada switch (id) { 26e27d6c7dSMasahiro Yamada case UNIPHIER_SLD3_ID: 27e27d6c7dSMasahiro Yamada puts("sLD3 (MN2WS0220)"); 28e27d6c7dSMasahiro Yamada required_model = 2; 29e27d6c7dSMasahiro Yamada break; 30e27d6c7dSMasahiro Yamada case UNIPHIER_LD4_ID: 31e27d6c7dSMasahiro Yamada puts("LD4 (MN2WS0250)"); 32e27d6c7dSMasahiro Yamada required_rev = 2; 33e27d6c7dSMasahiro Yamada break; 34e27d6c7dSMasahiro Yamada case UNIPHIER_PRO4_ID: 35e27d6c7dSMasahiro Yamada puts("Pro4 (MN2WS0230)"); 36e27d6c7dSMasahiro Yamada break; 37e27d6c7dSMasahiro Yamada case UNIPHIER_SLD8_ID: 38e27d6c7dSMasahiro Yamada puts("sLD8 (MN2WS0270)"); 39e27d6c7dSMasahiro Yamada break; 40e27d6c7dSMasahiro Yamada case UNIPHIER_PRO5_ID: 41e27d6c7dSMasahiro Yamada puts("Pro5 (MN2WS0300)"); 42e27d6c7dSMasahiro Yamada break; 43e27d6c7dSMasahiro Yamada case UNIPHIER_PXS2_ID: 44e27d6c7dSMasahiro Yamada puts("PXs2 (MN2WS0310)"); 45e27d6c7dSMasahiro Yamada break; 46e27d6c7dSMasahiro Yamada case UNIPHIER_LD6B_ID: 47e27d6c7dSMasahiro Yamada puts("LD6b (MN2WS0320)"); 48e27d6c7dSMasahiro Yamada break; 49e27d6c7dSMasahiro Yamada case UNIPHIER_LD11_ID: 50e27d6c7dSMasahiro Yamada puts("LD11 (SC1405AP1)"); 51e27d6c7dSMasahiro Yamada break; 52e27d6c7dSMasahiro Yamada case UNIPHIER_LD20_ID: 53e27d6c7dSMasahiro Yamada puts("LD20 (SC1401AJ1)"); 54e27d6c7dSMasahiro Yamada break; 55*2c2ab3d4SMasahiro Yamada case UNIPHIER_PXS3_ID: 56*2c2ab3d4SMasahiro Yamada puts("PXs3"); 57*2c2ab3d4SMasahiro Yamada break; 58e27d6c7dSMasahiro Yamada default: 59e27d6c7dSMasahiro Yamada printf("Unknown Processor ID (0x%x)\n", id); 60e27d6c7dSMasahiro Yamada return -ENOTSUPP; 61e27d6c7dSMasahiro Yamada } 62e27d6c7dSMasahiro Yamada 63e27d6c7dSMasahiro Yamada printf(" model %d (revision %d)\n", model, rev); 64e27d6c7dSMasahiro Yamada 65e27d6c7dSMasahiro Yamada if (model < required_model) { 66e27d6c7dSMasahiro Yamada printf("Only model %d or newer is supported.\n", 67e27d6c7dSMasahiro Yamada required_model); 68e27d6c7dSMasahiro Yamada return -ENOTSUPP; 69e27d6c7dSMasahiro Yamada } else if (rev < required_rev) { 70e27d6c7dSMasahiro Yamada printf("Only revision %d or newer is supported.\n", 71e27d6c7dSMasahiro Yamada required_rev); 72e27d6c7dSMasahiro Yamada return -ENOTSUPP; 73e27d6c7dSMasahiro Yamada } 74e27d6c7dSMasahiro Yamada 75e27d6c7dSMasahiro Yamada return 0; 76e27d6c7dSMasahiro Yamada } 77