xref: /rk3399_rockchip-uboot/board/gdsys/common/ioep-fpga.c (revision a3f9d6c7791bbf0ff7fc68d49abcc5b53c6f7e48)
1 /*
2  * (C) Copyright 2014
3  * Dirk Eibach,  Guntermann & Drunck GmbH, eibach@gdsys.de
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #include <common.h>
9 
10 #include <gdsys_fpga.h>
11 
12 enum {
13 	UNITTYPE_MAIN_SERVER = 0,
14 	UNITTYPE_MAIN_USER = 1,
15 	UNITTYPE_VIDEO_SERVER = 2,
16 	UNITTYPE_VIDEO_USER = 3,
17 };
18 
19 enum {
20 	UNITTYPEPCB_DVI = 0,
21 	UNITTYPEPCB_DP_165 = 1,
22 	UNITTYPEPCB_DP_300 = 2,
23 	UNITTYPEPCB_HDMI = 3,
24 };
25 
26 enum {
27 	COMPRESSION_NONE = 0,
28 	COMPRESSION_TYPE1_DELTA = 1,
29 	COMPRESSION_TYPE1_TYPE2_DELTA = 3,
30 };
31 
32 enum {
33 	AUDIO_NONE = 0,
34 	AUDIO_TX = 1,
35 	AUDIO_RX = 2,
36 	AUDIO_RXTX = 3,
37 };
38 
39 enum {
40 	SYSCLK_147456 = 0,
41 };
42 
43 enum {
44 	RAM_DDR2_32 = 0,
45 	RAM_DDR3_32 = 1,
46 };
47 
48 enum {
49 	CARRIER_SPEED_1G = 0,
50 	CARRIER_SPEED_2_5G = 1,
51 };
52 
53 bool ioep_fpga_has_osd(unsigned int fpga)
54 {
55 	u16 fpga_features;
56 	unsigned feature_osd;
57 
58 	FPGA_GET_REG(0, fpga_features, &fpga_features);
59 	feature_osd = fpga_features & (1<<11);
60 
61 	return feature_osd;
62 }
63 
64 void ioep_fpga_print_info(unsigned int fpga)
65 {
66 	u16 versions;
67 	u16 fpga_version;
68 	u16 fpga_features;
69 	unsigned unit_type;
70 	unsigned unit_type_pcb_video;
71 	unsigned feature_compression;
72 	unsigned feature_osd;
73 	unsigned feature_audio;
74 	unsigned feature_sysclock;
75 	unsigned feature_ramconfig;
76 	unsigned feature_carrier_speed;
77 	unsigned feature_carriers;
78 	unsigned feature_video_channels;
79 
80 	FPGA_GET_REG(fpga, versions, &versions);
81 	FPGA_GET_REG(fpga, fpga_version, &fpga_version);
82 	FPGA_GET_REG(fpga, fpga_features, &fpga_features);
83 
84 	unit_type = (versions & 0xf000) >> 12;
85 	unit_type_pcb_video = (versions & 0x01c0) >> 6;
86 	feature_compression = (fpga_features & 0xe000) >> 13;
87 	feature_osd = fpga_features & (1<<11);
88 	feature_audio = (fpga_features & 0x0600) >> 9;
89 	feature_sysclock = (fpga_features & 0x0180) >> 7;
90 	feature_ramconfig = (fpga_features & 0x0060) >> 5;
91 	feature_carrier_speed = fpga_features & (1<<4);
92 	feature_carriers = (fpga_features & 0x000c) >> 2;
93 	feature_video_channels = fpga_features & 0x0003;
94 
95 	switch (unit_type) {
96 	case UNITTYPE_MAIN_SERVER:
97 	case UNITTYPE_MAIN_USER:
98 		printf("Mainchannel");
99 		break;
100 
101 	case UNITTYPE_VIDEO_SERVER:
102 	case UNITTYPE_VIDEO_USER:
103 		printf("Videochannel");
104 		break;
105 
106 	default:
107 		printf("UnitType %d(not supported)", unit_type);
108 		break;
109 	}
110 
111 	switch (unit_type) {
112 	case UNITTYPE_MAIN_SERVER:
113 	case UNITTYPE_VIDEO_SERVER:
114 		printf(" Server");
115 		if (versions & (1<<4))
116 			printf(" UC");
117 		break;
118 
119 	case UNITTYPE_MAIN_USER:
120 	case UNITTYPE_VIDEO_USER:
121 		printf(" User");
122 		break;
123 
124 	default:
125 		break;
126 	}
127 
128 	if (versions & (1<<5))
129 		printf(" Fiber");
130 	else
131 		printf(" CAT");
132 
133 	switch (unit_type_pcb_video) {
134 	case UNITTYPEPCB_DVI:
135 		printf(" DVI,");
136 		break;
137 
138 	case UNITTYPEPCB_DP_165:
139 		printf(" DP 165MPix/s,");
140 		break;
141 
142 	case UNITTYPEPCB_DP_300:
143 		printf(" DP 300MPix/s,");
144 		break;
145 
146 	case UNITTYPEPCB_HDMI:
147 		printf(" HDMI,");
148 		break;
149 	}
150 
151 	printf(" FPGA V %d.%02d\n       features:",
152 	       fpga_version / 100, fpga_version % 100);
153 
154 
155 	switch (feature_compression) {
156 	case COMPRESSION_NONE:
157 		printf(" no compression");
158 		break;
159 
160 	case COMPRESSION_TYPE1_DELTA:
161 		printf(" type1-deltacompression");
162 		break;
163 
164 	case COMPRESSION_TYPE1_TYPE2_DELTA:
165 		printf(" type1-deltacompression, type2-inlinecompression");
166 		break;
167 
168 	default:
169 		printf(" compression %d(not supported)", feature_compression);
170 		break;
171 	}
172 
173 	printf(", %sosd", feature_osd ? "" : "no ");
174 
175 	switch (feature_audio) {
176 	case AUDIO_NONE:
177 		printf(", no audio");
178 		break;
179 
180 	case AUDIO_TX:
181 		printf(", audio tx");
182 		break;
183 
184 	case AUDIO_RX:
185 		printf(", audio rx");
186 		break;
187 
188 	case AUDIO_RXTX:
189 		printf(", audio rx+tx");
190 		break;
191 
192 	default:
193 		printf(", audio %d(not supported)", feature_audio);
194 		break;
195 	}
196 
197 	puts(",\n       ");
198 
199 	switch (feature_sysclock) {
200 	case SYSCLK_147456:
201 		printf("clock 147.456 MHz");
202 		break;
203 
204 	default:
205 		printf("clock %d(not supported)", feature_sysclock);
206 		break;
207 	}
208 
209 	switch (feature_ramconfig) {
210 	case RAM_DDR2_32:
211 		printf(", RAM 32 bit DDR2");
212 		break;
213 
214 	case RAM_DDR3_32:
215 		printf(", RAM 32 bit DDR3");
216 		break;
217 
218 	default:
219 		printf(", RAM %d(not supported)", feature_ramconfig);
220 		break;
221 	}
222 
223 	printf(", %d carrier(s) %s", feature_carriers,
224 	       feature_carrier_speed ? "2.5Gbit/s" : "1Gbit/s");
225 
226 	printf(", %d video channel(s)\n", feature_video_channels);
227 }
228