1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
4 */
5
6 #include <linux/debugfs.h>
7 #include <linux/io.h>
8 #include <linux/module.h>
9 #include <linux/of.h>
10 #include <linux/of_address.h>
11 #include <linux/platform_device.h>
12
13 #include <linux/soc/qcom/ubwc.h>
14
15 static const struct qcom_ubwc_cfg_data no_ubwc_data = {
16 /* no UBWC, no HBB */
17 };
18
19 static const struct qcom_ubwc_cfg_data kaanapali_data = {
20 .ubwc_enc_version = UBWC_6_0,
21 .ubwc_dec_version = UBWC_6_0,
22 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
23 UBWC_SWIZZLE_ENABLE_LVL3,
24 .ubwc_bank_spread = true,
25 .highest_bank_bit = 16,
26 .macrotile_mode = true,
27 };
28
29 static const struct qcom_ubwc_cfg_data msm8937_data = {
30 .ubwc_enc_version = UBWC_1_0,
31 .ubwc_dec_version = UBWC_1_0,
32 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL1 |
33 UBWC_SWIZZLE_ENABLE_LVL2 |
34 UBWC_SWIZZLE_ENABLE_LVL3,
35 .highest_bank_bit = 14,
36 };
37
38 static const struct qcom_ubwc_cfg_data msm8998_data = {
39 .ubwc_enc_version = UBWC_1_0,
40 .ubwc_dec_version = UBWC_1_0,
41 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL1 |
42 UBWC_SWIZZLE_ENABLE_LVL2 |
43 UBWC_SWIZZLE_ENABLE_LVL3,
44 .highest_bank_bit = 15,
45 };
46
47 static const struct qcom_ubwc_cfg_data qcm2290_data = {
48 /* no UBWC */
49 .highest_bank_bit = 15,
50 };
51
52 static const struct qcom_ubwc_cfg_data sa8775p_data = {
53 .ubwc_enc_version = UBWC_4_0,
54 .ubwc_dec_version = UBWC_4_0,
55 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL3,
56 .ubwc_bank_spread = true,
57 .highest_bank_bit = 13,
58 .macrotile_mode = true,
59 };
60
61 static const struct qcom_ubwc_cfg_data sar2130p_data = {
62 .ubwc_enc_version = UBWC_3_0, /* 4.0.2 in hw */
63 .ubwc_dec_version = UBWC_4_3,
64 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
65 UBWC_SWIZZLE_ENABLE_LVL3,
66 .ubwc_bank_spread = true,
67 .highest_bank_bit = 13,
68 .macrotile_mode = true,
69 };
70
71 static const struct qcom_ubwc_cfg_data sc7180_data = {
72 .ubwc_enc_version = UBWC_2_0,
73 .ubwc_dec_version = UBWC_2_0,
74 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
75 UBWC_SWIZZLE_ENABLE_LVL3,
76 .ubwc_bank_spread = true,
77 .highest_bank_bit = 14,
78 };
79
80 static const struct qcom_ubwc_cfg_data sc7280_data = {
81 .ubwc_enc_version = UBWC_3_0,
82 .ubwc_dec_version = UBWC_4_0,
83 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
84 UBWC_SWIZZLE_ENABLE_LVL3,
85 .ubwc_bank_spread = true,
86 .highest_bank_bit = 14,
87 .macrotile_mode = true,
88 };
89
90 static const struct qcom_ubwc_cfg_data sc8180x_data = {
91 .ubwc_enc_version = UBWC_3_0,
92 .ubwc_dec_version = UBWC_3_0,
93 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
94 UBWC_SWIZZLE_ENABLE_LVL3,
95 .highest_bank_bit = 16,
96 .macrotile_mode = true,
97 };
98
99 static const struct qcom_ubwc_cfg_data sc8280xp_data = {
100 .ubwc_enc_version = UBWC_4_0,
101 .ubwc_dec_version = UBWC_4_0,
102 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
103 UBWC_SWIZZLE_ENABLE_LVL3,
104 .ubwc_bank_spread = true,
105 .highest_bank_bit = 16,
106 .macrotile_mode = true,
107 };
108
109 static const struct qcom_ubwc_cfg_data sdm670_data = {
110 .ubwc_enc_version = UBWC_2_0,
111 .ubwc_dec_version = UBWC_2_0,
112 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
113 UBWC_SWIZZLE_ENABLE_LVL3,
114 .highest_bank_bit = 14,
115 };
116
117 static const struct qcom_ubwc_cfg_data sdm845_data = {
118 .ubwc_enc_version = UBWC_2_0,
119 .ubwc_dec_version = UBWC_2_0,
120 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
121 UBWC_SWIZZLE_ENABLE_LVL3,
122 .highest_bank_bit = 15,
123 };
124
125 static const struct qcom_ubwc_cfg_data sm6115_data = {
126 .ubwc_enc_version = UBWC_1_0,
127 .ubwc_dec_version = UBWC_2_0,
128 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL1 |
129 UBWC_SWIZZLE_ENABLE_LVL2 |
130 UBWC_SWIZZLE_ENABLE_LVL3,
131 .ubwc_bank_spread = true,
132 .highest_bank_bit = 14,
133 };
134
135 static const struct qcom_ubwc_cfg_data sm6125_data = {
136 .ubwc_enc_version = UBWC_1_0,
137 .ubwc_dec_version = UBWC_3_0,
138 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL1 |
139 UBWC_SWIZZLE_ENABLE_LVL2 |
140 UBWC_SWIZZLE_ENABLE_LVL3,
141 .highest_bank_bit = 14,
142 };
143
144 static const struct qcom_ubwc_cfg_data sm6150_data = {
145 .ubwc_enc_version = UBWC_2_0,
146 .ubwc_dec_version = UBWC_2_0,
147 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
148 UBWC_SWIZZLE_ENABLE_LVL3,
149 .highest_bank_bit = 14,
150 };
151
152 static const struct qcom_ubwc_cfg_data sm6350_data = {
153 .ubwc_enc_version = UBWC_2_0,
154 .ubwc_dec_version = UBWC_2_0,
155 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
156 UBWC_SWIZZLE_ENABLE_LVL3,
157 .ubwc_bank_spread = true,
158 .highest_bank_bit = 14,
159 };
160
161 static const struct qcom_ubwc_cfg_data sm7150_data = {
162 .ubwc_enc_version = UBWC_2_0,
163 .ubwc_dec_version = UBWC_2_0,
164 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
165 UBWC_SWIZZLE_ENABLE_LVL3,
166 .highest_bank_bit = 14,
167 };
168
169 static const struct qcom_ubwc_cfg_data sm8150_data = {
170 .ubwc_enc_version = UBWC_3_0,
171 .ubwc_dec_version = UBWC_3_0,
172 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
173 UBWC_SWIZZLE_ENABLE_LVL3,
174 .highest_bank_bit = 15,
175 };
176
177 static const struct qcom_ubwc_cfg_data sm8250_data = {
178 .ubwc_enc_version = UBWC_4_0,
179 .ubwc_dec_version = UBWC_4_0,
180 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
181 UBWC_SWIZZLE_ENABLE_LVL3,
182 .ubwc_bank_spread = true,
183 /* TODO: highest_bank_bit = 15 for LP_DDR4 */
184 .highest_bank_bit = 16,
185 .macrotile_mode = true,
186 };
187
188 static const struct qcom_ubwc_cfg_data sm8350_data = {
189 .ubwc_enc_version = UBWC_4_0,
190 .ubwc_dec_version = UBWC_4_0,
191 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
192 UBWC_SWIZZLE_ENABLE_LVL3,
193 .ubwc_bank_spread = true,
194 /* TODO: highest_bank_bit = 15 for LP_DDR4 */
195 .highest_bank_bit = 16,
196 .macrotile_mode = true,
197 };
198
199 static const struct qcom_ubwc_cfg_data sm8550_data = {
200 .ubwc_enc_version = UBWC_4_0,
201 .ubwc_dec_version = UBWC_4_3,
202 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
203 UBWC_SWIZZLE_ENABLE_LVL3,
204 .ubwc_bank_spread = true,
205 /* TODO: highest_bank_bit = 15 for LP_DDR4 */
206 .highest_bank_bit = 16,
207 .macrotile_mode = true,
208 };
209
210 static const struct qcom_ubwc_cfg_data sm8750_data = {
211 .ubwc_enc_version = UBWC_5_0,
212 .ubwc_dec_version = UBWC_5_0,
213 .ubwc_swizzle = 6,
214 .ubwc_bank_spread = true,
215 /* TODO: highest_bank_bit = 15 for LP_DDR4 */
216 .highest_bank_bit = 16,
217 .macrotile_mode = true,
218 };
219
220 static const struct qcom_ubwc_cfg_data x1e80100_data = {
221 .ubwc_enc_version = UBWC_4_0,
222 .ubwc_dec_version = UBWC_4_3,
223 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
224 UBWC_SWIZZLE_ENABLE_LVL3,
225 .ubwc_bank_spread = true,
226 /* TODO: highest_bank_bit = 15 for LP_DDR4 */
227 .highest_bank_bit = 16,
228 .macrotile_mode = true,
229 };
230
231 static const struct qcom_ubwc_cfg_data glymur_data = {
232 .ubwc_enc_version = UBWC_5_0,
233 .ubwc_dec_version = UBWC_5_0,
234 .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
235 UBWC_SWIZZLE_ENABLE_LVL3,
236 .ubwc_bank_spread = true,
237 /* TODO: highest_bank_bit = 15 for LP_DDR4 */
238 .highest_bank_bit = 16,
239 .macrotile_mode = true,
240 };
241
242 static const struct of_device_id qcom_ubwc_configs[] __maybe_unused = {
243 { .compatible = "qcom,apq8016", .data = &no_ubwc_data },
244 { .compatible = "qcom,apq8026", .data = &no_ubwc_data },
245 { .compatible = "qcom,apq8074", .data = &no_ubwc_data },
246 { .compatible = "qcom,apq8096", .data = &msm8998_data },
247 { .compatible = "qcom,kaanapali", .data = &kaanapali_data, },
248 { .compatible = "qcom,glymur", .data = &glymur_data},
249 { .compatible = "qcom,msm8226", .data = &no_ubwc_data },
250 { .compatible = "qcom,msm8916", .data = &no_ubwc_data },
251 { .compatible = "qcom,msm8917", .data = &no_ubwc_data },
252 { .compatible = "qcom,msm8937", .data = &msm8937_data },
253 { .compatible = "qcom,msm8929", .data = &no_ubwc_data },
254 { .compatible = "qcom,msm8939", .data = &no_ubwc_data },
255 { .compatible = "qcom,msm8953", .data = &msm8937_data },
256 { .compatible = "qcom,msm8956", .data = &no_ubwc_data },
257 { .compatible = "qcom,msm8974", .data = &no_ubwc_data },
258 { .compatible = "qcom,msm8976", .data = &no_ubwc_data },
259 { .compatible = "qcom,msm8996", .data = &msm8998_data },
260 { .compatible = "qcom,msm8998", .data = &msm8998_data },
261 { .compatible = "qcom,qcm2290", .data = &qcm2290_data, },
262 { .compatible = "qcom,qcm6490", .data = &sc7280_data, },
263 { .compatible = "qcom,qcs8300", .data = &sc8280xp_data, },
264 { .compatible = "qcom,sa8155p", .data = &sm8150_data, },
265 { .compatible = "qcom,sa8540p", .data = &sc8280xp_data, },
266 { .compatible = "qcom,sa8775p", .data = &sa8775p_data, },
267 { .compatible = "qcom,sar2130p", .data = &sar2130p_data },
268 { .compatible = "qcom,sc7180", .data = &sc7180_data },
269 { .compatible = "qcom,sc7280", .data = &sc7280_data, },
270 { .compatible = "qcom,sc8180x", .data = &sc8180x_data, },
271 { .compatible = "qcom,sc8280xp", .data = &sc8280xp_data, },
272 { .compatible = "qcom,sda660", .data = &msm8937_data },
273 { .compatible = "qcom,sdm450", .data = &msm8937_data },
274 { .compatible = "qcom,sdm630", .data = &msm8937_data },
275 { .compatible = "qcom,sdm632", .data = &msm8937_data },
276 { .compatible = "qcom,sdm636", .data = &msm8937_data },
277 { .compatible = "qcom,sdm660", .data = &msm8937_data },
278 { .compatible = "qcom,sdm670", .data = &sdm670_data, },
279 { .compatible = "qcom,sdm845", .data = &sdm845_data, },
280 { .compatible = "qcom,sm4250", .data = &sm6115_data, },
281 { .compatible = "qcom,sm6115", .data = &sm6115_data, },
282 { .compatible = "qcom,sm6125", .data = &sm6125_data, },
283 { .compatible = "qcom,sm6150", .data = &sm6150_data, },
284 { .compatible = "qcom,sm6350", .data = &sm6350_data, },
285 { .compatible = "qcom,sm6375", .data = &sm6350_data, },
286 { .compatible = "qcom,sm7125", .data = &sc7180_data },
287 { .compatible = "qcom,sm7150", .data = &sm7150_data, },
288 { .compatible = "qcom,sm7225", .data = &sm6350_data, },
289 { .compatible = "qcom,sm7325", .data = &sc7280_data, },
290 { .compatible = "qcom,sm8150", .data = &sm8150_data, },
291 { .compatible = "qcom,sm8250", .data = &sm8250_data, },
292 { .compatible = "qcom,sm8350", .data = &sm8350_data, },
293 { .compatible = "qcom,sm8450", .data = &sm8350_data, },
294 { .compatible = "qcom,sm8550", .data = &sm8550_data, },
295 { .compatible = "qcom,sm8650", .data = &sm8550_data, },
296 { .compatible = "qcom,sm8750", .data = &sm8750_data, },
297 { .compatible = "qcom,x1e80100", .data = &x1e80100_data, },
298 { .compatible = "qcom,x1p42100", .data = &x1e80100_data, },
299 { }
300 };
301
qcom_ubwc_config_get_data(void)302 const struct qcom_ubwc_cfg_data *qcom_ubwc_config_get_data(void)
303 {
304 const struct qcom_ubwc_cfg_data *data;
305
306 data = of_machine_get_match_data(qcom_ubwc_configs);
307 if (!data) {
308 pr_err("Couldn't find UBWC config data for this platform!\n");
309 return ERR_PTR(-EINVAL);
310 }
311
312 return data;
313 }
314 EXPORT_SYMBOL_GPL(qcom_ubwc_config_get_data);
315
316 MODULE_LICENSE("GPL");
317 MODULE_DESCRIPTION("UBWC config database for QTI SoCs");
318