2 * This program is free software; you can redistribute it and/or modify it
3 * under the terms of the GNU General Public License version 2 as published
4 * by the Free Software Foundation.
6 * Copyright (C) 2010 John Crispin <john@phrozen.org>
7 * Copyright (C) 2013-2015 Lantiq Beteiligungs-GmbH & Co.KG
10 #include <linux/export.h>
11 #include <linux/clk.h>
12 #include <asm/bootinfo.h>
15 #include <lantiq_soc.h>
19 #define SOC_DANUBE "Danube"
20 #define SOC_TWINPASS "Twinpass"
21 #define SOC_AMAZON_SE "Amazon_SE"
23 #define SOC_GR9 "GRX200"
24 #define SOC_VR9 "xRX200"
25 #define SOC_VRX220 "xRX220"
26 #define SOC_AR10 "xRX300"
27 #define SOC_GRX390 "xRX330"
29 #define COMP_DANUBE "lantiq,danube"
30 #define COMP_TWINPASS "lantiq,twinpass"
31 #define COMP_AMAZON_SE "lantiq,ase"
32 #define COMP_AR9 "lantiq,ar9"
33 #define COMP_GR9 "lantiq,gr9"
34 #define COMP_VR9 "lantiq,vr9"
35 #define COMP_AR10 "lantiq,ar10"
36 #define COMP_GRX390 "lantiq,grx390"
39 #define PART_MASK 0x0FFFFFFF
41 #define REV_MASK 0xF0000000
43 void __init ltq_soc_detect(struct ltq_soc_info *i)
45 i->partnum = (ltq_r32(LTQ_MPS_CHIPID) & PART_MASK) >> PART_SHIFT;
46 i->rev = (ltq_r32(LTQ_MPS_CHIPID) & REV_MASK) >> REV_SHIFT;
47 sprintf(i->rev_type, "1.%d", i->rev);
52 i->type = SOC_TYPE_DANUBE;
53 i->compatible = COMP_DANUBE;
57 i->name = SOC_TWINPASS;
58 i->type = SOC_TYPE_DANUBE;
59 i->compatible = COMP_TWINPASS;
67 i->type = SOC_TYPE_AR9;
68 i->compatible = COMP_AR9;
74 i->type = SOC_TYPE_AR9;
75 i->compatible = COMP_GR9;
78 case SOC_ID_AMAZON_SE_1:
79 case SOC_ID_AMAZON_SE_2:
81 panic("ase is only supported for non pci kernels");
83 i->name = SOC_AMAZON_SE;
84 i->type = SOC_TYPE_AMAZON_SE;
85 i->compatible = COMP_AMAZON_SE;
92 i->type = SOC_TYPE_VR9;
93 i->compatible = COMP_VR9;
99 i->type = SOC_TYPE_VR9;
100 i->compatible = COMP_GR9;
103 case SOC_ID_VRX268_2:
104 case SOC_ID_VRX288_2:
106 i->type = SOC_TYPE_VR9_2;
107 i->compatible = COMP_VR9;
111 i->name = SOC_VRX220;
112 i->type = SOC_TYPE_VRX220;
113 i->compatible = COMP_VR9;
116 case SOC_ID_GRX282_2:
117 case SOC_ID_GRX288_2:
119 i->type = SOC_TYPE_VR9_2;
120 i->compatible = COMP_GR9;
129 i->type = SOC_TYPE_AR10;
130 i->compatible = COMP_AR10;
137 i->name = SOC_GRX390;
138 i->type = SOC_TYPE_GRX390;
139 i->compatible = COMP_GRX390;