| Masahiro Yamada | 323d1f9 | 2015-09-22 00:27:39 +0900 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com> |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <linux/io.h> |
| 8 | #include <linux/types.h> |
| 9 | #include <mach/sg-regs.h> |
| 10 | #include <mach/soc_info.h> |
| 11 | |
| 12 | #if UNIPHIER_MULTI_SOC |
| 13 | enum uniphier_soc_id uniphier_get_soc_type(void) |
| 14 | { |
| 15 | u32 revision = readl(SG_REVISION); |
| 16 | enum uniphier_soc_id ret; |
| 17 | |
| 18 | switch ((revision & SG_REVISION_TYPE_MASK) >> SG_REVISION_TYPE_SHIFT) { |
| 19 | #ifdef CONFIG_ARCH_UNIPHIER_PH1_SLD3 |
| 20 | case 0x25: |
| 21 | ret = SOC_UNIPHIER_PH1_SLD3; |
| 22 | break; |
| 23 | #endif |
| 24 | #ifdef CONFIG_ARCH_UNIPHIER_PH1_LD4 |
| 25 | case 0x26: |
| 26 | ret = SOC_UNIPHIER_PH1_LD4; |
| 27 | break; |
| 28 | #endif |
| 29 | #ifdef CONFIG_ARCH_UNIPHIER_PH1_PRO4 |
| 30 | case 0x28: |
| 31 | ret = SOC_UNIPHIER_PH1_PRO4; |
| 32 | break; |
| 33 | #endif |
| 34 | #ifdef CONFIG_ARCH_UNIPHIER_PH1_SLD8 |
| 35 | case 0x29: |
| 36 | ret = SOC_UNIPHIER_PH1_SLD8; |
| 37 | break; |
| 38 | #endif |
| 39 | #ifdef CONFIG_ARCH_UNIPHIER_PH1_PRO5 |
| 40 | case 0x2A: |
| 41 | ret = SOC_UNIPHIER_PH1_PRO5; |
| 42 | break; |
| 43 | #endif |
| 44 | #ifdef CONFIG_ARCH_UNIPHIER_PROXSTREAM2 |
| 45 | case 0x2E: |
| 46 | ret = SOC_UNIPHIER_PROXSTREAM2; |
| 47 | break; |
| 48 | #endif |
| 49 | #ifdef CONFIG_ARCH_UNIPHIER_PH1_LD6B |
| 50 | case 0x2F: |
| 51 | ret = SOC_UNIPHIER_PH1_LD6B; |
| 52 | break; |
| 53 | #endif |
| 54 | default: |
| 55 | ret = SOC_UNIPHIER_UNKNOWN; |
| 56 | break; |
| 57 | } |
| 58 | |
| 59 | return ret; |
| 60 | } |
| 61 | #endif |