1 /*
2  * Copyright (c) 2021, MediaTek Inc. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <lib/mmio.h>
8 #include <lib/utils_def.h>
9 #include <mtk_dcm_utils.h>
10 
11 #define MP_CPUSYS_TOP_ADB_DCM_REG0_MASK (BIT(17))
12 #define MP_CPUSYS_TOP_ADB_DCM_REG1_MASK (BIT(15) | \
13 			BIT(16) | \
14 			BIT(17) | \
15 			BIT(18) | \
16 			BIT(21))
17 #define MP_CPUSYS_TOP_ADB_DCM_REG2_MASK (BIT(15) | \
18 			BIT(16) | \
19 			BIT(17) | \
20 			BIT(18))
21 #define MP_CPUSYS_TOP_ADB_DCM_REG0_ON (BIT(17))
22 #define MP_CPUSYS_TOP_ADB_DCM_REG1_ON (BIT(15) | \
23 			BIT(16) | \
24 			BIT(17) | \
25 			BIT(18) | \
26 			BIT(21))
27 #define MP_CPUSYS_TOP_ADB_DCM_REG2_ON (BIT(15) | \
28 			BIT(16) | \
29 			BIT(17) | \
30 			BIT(18))
31 #define MP_CPUSYS_TOP_ADB_DCM_REG0_OFF ((0x0 << 17))
32 #define MP_CPUSYS_TOP_ADB_DCM_REG1_OFF ((0x0 << 15) | \
33 			(0x0 << 16) | \
34 			(0x0 << 17) | \
35 			(0x0 << 18) | \
36 			(0x0 << 21))
37 #define MP_CPUSYS_TOP_ADB_DCM_REG2_OFF ((0x0 << 15) | \
38 			(0x0 << 16) | \
39 			(0x0 << 17) | \
40 			(0x0 << 18))
41 
dcm_mp_cpusys_top_adb_dcm_is_on(void)42 bool dcm_mp_cpusys_top_adb_dcm_is_on(void)
43 {
44 	bool ret = true;
45 
46 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP_ADB_DCM_CFG0) &
47 		MP_CPUSYS_TOP_ADB_DCM_REG0_MASK) ==
48 		(unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG0_ON);
49 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP_ADB_DCM_CFG4) &
50 		MP_CPUSYS_TOP_ADB_DCM_REG1_MASK) ==
51 		(unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG1_ON);
52 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MCUSYS_DCM_CFG0) &
53 		MP_CPUSYS_TOP_ADB_DCM_REG2_MASK) ==
54 		(unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG2_ON);
55 
56 	return ret;
57 }
58 
dcm_mp_cpusys_top_adb_dcm(bool on)59 void dcm_mp_cpusys_top_adb_dcm(bool on)
60 {
61 	if (on) {
62 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_adb_dcm'" */
63 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_ADB_DCM_CFG0,
64 			MP_CPUSYS_TOP_ADB_DCM_REG0_MASK,
65 			MP_CPUSYS_TOP_ADB_DCM_REG0_ON);
66 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_ADB_DCM_CFG4,
67 			MP_CPUSYS_TOP_ADB_DCM_REG1_MASK,
68 			MP_CPUSYS_TOP_ADB_DCM_REG1_ON);
69 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MCUSYS_DCM_CFG0,
70 			MP_CPUSYS_TOP_ADB_DCM_REG2_MASK,
71 			MP_CPUSYS_TOP_ADB_DCM_REG2_ON);
72 	} else {
73 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_adb_dcm'" */
74 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_ADB_DCM_CFG0,
75 			MP_CPUSYS_TOP_ADB_DCM_REG0_MASK,
76 			MP_CPUSYS_TOP_ADB_DCM_REG0_OFF);
77 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_ADB_DCM_CFG4,
78 			MP_CPUSYS_TOP_ADB_DCM_REG1_MASK,
79 			MP_CPUSYS_TOP_ADB_DCM_REG1_OFF);
80 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MCUSYS_DCM_CFG0,
81 			MP_CPUSYS_TOP_ADB_DCM_REG2_MASK,
82 			MP_CPUSYS_TOP_ADB_DCM_REG2_OFF);
83 	}
84 }
85 
86 #define MP_CPUSYS_TOP_APB_DCM_REG0_MASK (BIT(5))
87 #define MP_CPUSYS_TOP_APB_DCM_REG1_MASK (BIT(8))
88 #define MP_CPUSYS_TOP_APB_DCM_REG2_MASK (BIT(16))
89 #define MP_CPUSYS_TOP_APB_DCM_REG0_ON (BIT(5))
90 #define MP_CPUSYS_TOP_APB_DCM_REG1_ON (BIT(8))
91 #define MP_CPUSYS_TOP_APB_DCM_REG2_ON (BIT(16))
92 #define MP_CPUSYS_TOP_APB_DCM_REG0_OFF ((0x0 << 5))
93 #define MP_CPUSYS_TOP_APB_DCM_REG1_OFF ((0x0 << 8))
94 #define MP_CPUSYS_TOP_APB_DCM_REG2_OFF ((0x0 << 16))
95 
dcm_mp_cpusys_top_apb_dcm_is_on(void)96 bool dcm_mp_cpusys_top_apb_dcm_is_on(void)
97 {
98 	bool ret = true;
99 
100 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0) &
101 		MP_CPUSYS_TOP_APB_DCM_REG0_MASK) ==
102 		(unsigned int) MP_CPUSYS_TOP_APB_DCM_REG0_ON);
103 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MCUSYS_DCM_CFG0) &
104 		MP_CPUSYS_TOP_APB_DCM_REG1_MASK) ==
105 		(unsigned int) MP_CPUSYS_TOP_APB_DCM_REG1_ON);
106 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP0_DCM_CFG0) &
107 		MP_CPUSYS_TOP_APB_DCM_REG2_MASK) ==
108 		(unsigned int) MP_CPUSYS_TOP_APB_DCM_REG2_ON);
109 
110 	return ret;
111 }
112 
dcm_mp_cpusys_top_apb_dcm(bool on)113 void dcm_mp_cpusys_top_apb_dcm(bool on)
114 {
115 	if (on) {
116 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_apb_dcm'" */
117 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0,
118 			MP_CPUSYS_TOP_APB_DCM_REG0_MASK,
119 			MP_CPUSYS_TOP_APB_DCM_REG0_ON);
120 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MCUSYS_DCM_CFG0,
121 			MP_CPUSYS_TOP_APB_DCM_REG1_MASK,
122 			MP_CPUSYS_TOP_APB_DCM_REG1_ON);
123 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP0_DCM_CFG0,
124 			MP_CPUSYS_TOP_APB_DCM_REG2_MASK,
125 			MP_CPUSYS_TOP_APB_DCM_REG2_ON);
126 	} else {
127 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_apb_dcm'" */
128 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0,
129 			MP_CPUSYS_TOP_APB_DCM_REG0_MASK,
130 			MP_CPUSYS_TOP_APB_DCM_REG0_OFF);
131 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MCUSYS_DCM_CFG0,
132 			MP_CPUSYS_TOP_APB_DCM_REG1_MASK,
133 			MP_CPUSYS_TOP_APB_DCM_REG1_OFF);
134 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP0_DCM_CFG0,
135 			MP_CPUSYS_TOP_APB_DCM_REG2_MASK,
136 			MP_CPUSYS_TOP_APB_DCM_REG2_OFF);
137 	}
138 }
139 
140 #define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK (BIT(11) | \
141 			BIT(24) | \
142 			BIT(25))
143 #define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON (BIT(11) | \
144 			BIT(24) | \
145 			BIT(25))
146 #define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_OFF ((0x0 << 11) | \
147 			(0x0 << 24) | \
148 			(0x0 << 25))
149 
dcm_mp_cpusys_top_bus_pll_div_dcm_is_on(void)150 bool dcm_mp_cpusys_top_bus_pll_div_dcm_is_on(void)
151 {
152 	bool ret = true;
153 
154 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_BUS_PLLDIV_CFG) &
155 		MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK) ==
156 		(unsigned int) MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON);
157 
158 	return ret;
159 }
160 
dcm_mp_cpusys_top_bus_pll_div_dcm(bool on)161 void dcm_mp_cpusys_top_bus_pll_div_dcm(bool on)
162 {
163 	if (on) {
164 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_bus_pll_div_dcm'" */
165 		mmio_clrsetbits_32(MP_CPUSYS_TOP_BUS_PLLDIV_CFG,
166 			MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK,
167 			MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON);
168 	} else {
169 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_bus_pll_div_dcm'" */
170 		mmio_clrsetbits_32(MP_CPUSYS_TOP_BUS_PLLDIV_CFG,
171 			MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK,
172 			MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_OFF);
173 	}
174 }
175 
176 #define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK (BIT(0))
177 #define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON (BIT(0))
178 #define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_OFF ((0x0 << 0))
179 
dcm_mp_cpusys_top_core_stall_dcm_is_on(void)180 bool dcm_mp_cpusys_top_core_stall_dcm_is_on(void)
181 {
182 	bool ret = true;
183 
184 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP0_DCM_CFG7) &
185 		MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK) ==
186 		(unsigned int) MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON);
187 
188 	return ret;
189 }
190 
dcm_mp_cpusys_top_core_stall_dcm(bool on)191 void dcm_mp_cpusys_top_core_stall_dcm(bool on)
192 {
193 	if (on) {
194 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_core_stall_dcm'" */
195 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP0_DCM_CFG7,
196 			MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK,
197 			MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON);
198 	} else {
199 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_core_stall_dcm'" */
200 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP0_DCM_CFG7,
201 			MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK,
202 			MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_OFF);
203 	}
204 }
205 
206 #define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK ((0xffff << 0))
207 #define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON ((0xffff << 0))
208 #define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_OFF ((0x0 << 0))
209 
dcm_mp_cpusys_top_cpubiu_dcm_is_on(void)210 bool dcm_mp_cpusys_top_cpubiu_dcm_is_on(void)
211 {
212 	bool ret = true;
213 
214 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MCSIC_DCM0) &
215 		MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK) ==
216 		(unsigned int) MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON);
217 
218 	return ret;
219 }
220 
dcm_mp_cpusys_top_cpubiu_dcm(bool on)221 void dcm_mp_cpusys_top_cpubiu_dcm(bool on)
222 {
223 	if (on) {
224 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_cpubiu_dcm'" */
225 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MCSIC_DCM0,
226 			MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK,
227 			MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON);
228 	} else {
229 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpubiu_dcm'" */
230 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MCSIC_DCM0,
231 			MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK,
232 			MP_CPUSYS_TOP_CPUBIU_DCM_REG0_OFF);
233 	}
234 }
235 
236 #define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK (BIT(24) | \
237 			BIT(25))
238 #define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON (BIT(24) | \
239 			BIT(25))
240 #define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_OFF ((0x0 << 24) | \
241 			(0x0 << 25))
242 
dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on(void)243 bool dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on(void)
244 {
245 	bool ret = true;
246 
247 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_CPU_PLLDIV_CFG0) &
248 		MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK) ==
249 		(unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON);
250 
251 	return ret;
252 }
253 
dcm_mp_cpusys_top_cpu_pll_div_0_dcm(bool on)254 void dcm_mp_cpusys_top_cpu_pll_div_0_dcm(bool on)
255 {
256 	if (on) {
257 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_0_dcm'" */
258 		mmio_clrsetbits_32(MP_CPUSYS_TOP_CPU_PLLDIV_CFG0,
259 			MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK,
260 			MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON);
261 	} else {
262 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_0_dcm'" */
263 		mmio_clrsetbits_32(MP_CPUSYS_TOP_CPU_PLLDIV_CFG0,
264 			MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK,
265 			MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_OFF);
266 	}
267 }
268 
269 #define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK (BIT(24) | \
270 			BIT(25))
271 #define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON (BIT(24) | \
272 			BIT(25))
273 #define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_OFF ((0x0 << 24) | \
274 			(0x0 << 25))
275 
dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on(void)276 bool dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on(void)
277 {
278 	bool ret = true;
279 
280 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_CPU_PLLDIV_CFG1) &
281 		MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK) ==
282 		(unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON);
283 
284 	return ret;
285 }
286 
dcm_mp_cpusys_top_cpu_pll_div_1_dcm(bool on)287 void dcm_mp_cpusys_top_cpu_pll_div_1_dcm(bool on)
288 {
289 	if (on) {
290 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_1_dcm'" */
291 		mmio_clrsetbits_32(MP_CPUSYS_TOP_CPU_PLLDIV_CFG1,
292 			MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK,
293 			MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON);
294 	} else {
295 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_1_dcm'" */
296 		mmio_clrsetbits_32(MP_CPUSYS_TOP_CPU_PLLDIV_CFG1,
297 			MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK,
298 			MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_OFF);
299 	}
300 }
301 
302 #define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK (BIT(4))
303 #define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON (BIT(4))
304 #define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_OFF ((0x0 << 4))
305 
dcm_mp_cpusys_top_fcm_stall_dcm_is_on(void)306 bool dcm_mp_cpusys_top_fcm_stall_dcm_is_on(void)
307 {
308 	bool ret = true;
309 
310 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP0_DCM_CFG7) &
311 		MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK) ==
312 		(unsigned int) MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON);
313 
314 	return ret;
315 }
316 
dcm_mp_cpusys_top_fcm_stall_dcm(bool on)317 void dcm_mp_cpusys_top_fcm_stall_dcm(bool on)
318 {
319 	if (on) {
320 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_fcm_stall_dcm'" */
321 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP0_DCM_CFG7,
322 			MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK,
323 			MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON);
324 	} else {
325 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_fcm_stall_dcm'" */
326 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP0_DCM_CFG7,
327 			MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK,
328 			MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_OFF);
329 	}
330 }
331 
332 #define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK ((0x1U << 31))
333 #define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON ((0x1U << 31))
334 #define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_OFF ((0x0U << 31))
335 
dcm_mp_cpusys_top_last_cor_idle_dcm_is_on(void)336 bool dcm_mp_cpusys_top_last_cor_idle_dcm_is_on(void)
337 {
338 	bool ret = true;
339 
340 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_BUS_PLLDIV_CFG) &
341 		MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK) ==
342 		(unsigned int) MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON);
343 
344 	return ret;
345 }
346 
dcm_mp_cpusys_top_last_cor_idle_dcm(bool on)347 void dcm_mp_cpusys_top_last_cor_idle_dcm(bool on)
348 {
349 	if (on) {
350 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_last_cor_idle_dcm'" */
351 		mmio_clrsetbits_32(MP_CPUSYS_TOP_BUS_PLLDIV_CFG,
352 			MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK,
353 			MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON);
354 	} else {
355 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_last_cor_idle_dcm'" */
356 		mmio_clrsetbits_32(MP_CPUSYS_TOP_BUS_PLLDIV_CFG,
357 			MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK,
358 			MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_OFF);
359 	}
360 }
361 
362 #define MP_CPUSYS_TOP_MISC_DCM_REG0_MASK (BIT(1) | \
363 			BIT(4))
364 #define MP_CPUSYS_TOP_MISC_DCM_REG0_ON (BIT(1) | \
365 			BIT(4))
366 #define MP_CPUSYS_TOP_MISC_DCM_REG0_OFF ((0x0 << 1) | \
367 			(0x0 << 4))
368 
dcm_mp_cpusys_top_misc_dcm_is_on(void)369 bool dcm_mp_cpusys_top_misc_dcm_is_on(void)
370 {
371 	bool ret = true;
372 
373 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0) &
374 		MP_CPUSYS_TOP_MISC_DCM_REG0_MASK) ==
375 		(unsigned int) MP_CPUSYS_TOP_MISC_DCM_REG0_ON);
376 
377 	return ret;
378 }
379 
dcm_mp_cpusys_top_misc_dcm(bool on)380 void dcm_mp_cpusys_top_misc_dcm(bool on)
381 {
382 	if (on) {
383 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_misc_dcm'" */
384 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0,
385 			MP_CPUSYS_TOP_MISC_DCM_REG0_MASK,
386 			MP_CPUSYS_TOP_MISC_DCM_REG0_ON);
387 	} else {
388 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_misc_dcm'" */
389 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0,
390 			MP_CPUSYS_TOP_MISC_DCM_REG0_MASK,
391 			MP_CPUSYS_TOP_MISC_DCM_REG0_OFF);
392 	}
393 }
394 
395 #define MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK (BIT(3))
396 #define MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK (BIT(0) | \
397 			BIT(1) | \
398 			BIT(2) | \
399 			BIT(3))
400 #define MP_CPUSYS_TOP_MP0_QDCM_REG0_ON (BIT(3))
401 #define MP_CPUSYS_TOP_MP0_QDCM_REG1_ON (BIT(0) | \
402 			BIT(1) | \
403 			BIT(2) | \
404 			BIT(3))
405 #define MP_CPUSYS_TOP_MP0_QDCM_REG0_OFF ((0x0 << 3))
406 #define MP_CPUSYS_TOP_MP0_QDCM_REG1_OFF ((0x0 << 0) | \
407 			(0x0 << 1) | \
408 			(0x0 << 2) | \
409 			(0x0 << 3))
410 
dcm_mp_cpusys_top_mp0_qdcm_is_on(void)411 bool dcm_mp_cpusys_top_mp0_qdcm_is_on(void)
412 {
413 	bool ret = true;
414 
415 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0) &
416 		MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK) ==
417 		(unsigned int) MP_CPUSYS_TOP_MP0_QDCM_REG0_ON);
418 	ret &= ((mmio_read_32(MP_CPUSYS_TOP_MP0_DCM_CFG0) &
419 		MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK) ==
420 		(unsigned int) MP_CPUSYS_TOP_MP0_QDCM_REG1_ON);
421 
422 	return ret;
423 }
424 
dcm_mp_cpusys_top_mp0_qdcm(bool on)425 void dcm_mp_cpusys_top_mp0_qdcm(bool on)
426 {
427 	if (on) {
428 		/* TINFO = "Turn ON DCM 'mp_cpusys_top_mp0_qdcm'" */
429 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0,
430 			MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK,
431 			MP_CPUSYS_TOP_MP0_QDCM_REG0_ON);
432 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP0_DCM_CFG0,
433 			MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK,
434 			MP_CPUSYS_TOP_MP0_QDCM_REG1_ON);
435 	} else {
436 		/* TINFO = "Turn OFF DCM 'mp_cpusys_top_mp0_qdcm'" */
437 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP_MISC_DCM_CFG0,
438 			MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK,
439 			MP_CPUSYS_TOP_MP0_QDCM_REG0_OFF);
440 		mmio_clrsetbits_32(MP_CPUSYS_TOP_MP0_DCM_CFG0,
441 			MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK,
442 			MP_CPUSYS_TOP_MP0_QDCM_REG1_OFF);
443 	}
444 }
445 
446 #define CPCCFG_REG_EMI_WFIFO_REG0_MASK (BIT(0) | \
447 			BIT(1) | \
448 			BIT(2) | \
449 			BIT(3))
450 #define CPCCFG_REG_EMI_WFIFO_REG0_ON (BIT(0) | \
451 			BIT(1) | \
452 			BIT(2) | \
453 			BIT(3))
454 #define CPCCFG_REG_EMI_WFIFO_REG0_OFF ((0x0 << 0) | \
455 			(0x0 << 1) | \
456 			(0x0 << 2) | \
457 			(0x0 << 3))
458 
dcm_cpccfg_reg_emi_wfifo_is_on(void)459 bool dcm_cpccfg_reg_emi_wfifo_is_on(void)
460 {
461 	bool ret = true;
462 
463 	ret &= ((mmio_read_32(CPCCFG_REG_EMI_WFIFO) &
464 		CPCCFG_REG_EMI_WFIFO_REG0_MASK) ==
465 		(unsigned int) CPCCFG_REG_EMI_WFIFO_REG0_ON);
466 
467 	return ret;
468 }
469 
dcm_cpccfg_reg_emi_wfifo(bool on)470 void dcm_cpccfg_reg_emi_wfifo(bool on)
471 {
472 	if (on) {
473 		/* TINFO = "Turn ON DCM 'cpccfg_reg_emi_wfifo'" */
474 		mmio_clrsetbits_32(CPCCFG_REG_EMI_WFIFO,
475 			CPCCFG_REG_EMI_WFIFO_REG0_MASK,
476 			CPCCFG_REG_EMI_WFIFO_REG0_ON);
477 	} else {
478 		/* TINFO = "Turn OFF DCM 'cpccfg_reg_emi_wfifo'" */
479 		mmio_clrsetbits_32(CPCCFG_REG_EMI_WFIFO,
480 			CPCCFG_REG_EMI_WFIFO_REG0_MASK,
481 			CPCCFG_REG_EMI_WFIFO_REG0_OFF);
482 	}
483 }
484