1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2016 Freescale Semiconductor, Inc.
4  */
5 
6 #ifndef _ASM_ARCH_PCC_H
7 #define _ASM_ARCH_PCC_H
8 
9 #include <common.h>
10 #include <asm/arch/scg.h>
11 
12 /* PCC2 */
13 
14 enum pcc2_entry {
15 	/* On-Platform (32 entries) */
16 	RSVD0_PCC2_SLOT			= 0,
17 	RSVD1_PCC2_SLOT			= 1,
18 	CA7_GIC_PCC2_SLOT		= 2,
19 	RSVD3_PCC2_SLOT			= 3,
20 	RSVD4_PCC2_SLOT			= 4,
21 	RSVD5_PCC2_SLOT			= 5,
22 	RSVD6_PCC2_SLOT			= 6,
23 	RSVD7_PCC2_SLOT			= 7,
24 	DMA1_PCC2_SLOT			= 8,
25 	RSVD9_PCC2_SLOT			= 9,
26 	RSVD10_PCC2_SLOT		= 10,
27 	RSVD11_PCC2_SLOT		= 11,
28 	RSVD12_PCC2_SLOT		= 12,
29 	RSVD13_PCC2_SLOT		= 13,
30 	RSVD14_PCC2_SLOT		= 14,
31 	RGPIO1_PCC2_SLOT		= 15,
32 	FLEXBUS0_PCC2_SLOT		= 16,
33 	RSVD17_PCC2_SLOT		= 17,
34 	RSVD18_PCC2_SLOT		= 18,
35 	RSVD19_PCC2_SLOT		= 19,
36 	RSVD20_PCC2_SLOT		= 20,
37 	RSVD21_PCC2_SLOT		= 21,
38 	RSVD22_PCC2_SLOT		= 22,
39 	RSVD23_PCC2_SLOT		= 23,
40 	RSVD24_PCC2_SLOT		= 24,
41 	RSVD25_PCC2_SLOT		= 25,
42 	RSVD26_PCC2_SLOT		= 26,
43 	SEMA42_1_PCC2_SLOT		= 27,
44 	RSVD28_PCC2_SLOT		= 28,
45 	RSVD29_PCC2_SLOT		= 29,
46 	RSVD30_PCC2_SLOT		= 30,
47 	RSVD31_PCC2_SLOT		= 31,
48 
49 	/* Off-Platform (96 entries) */
50 	RSVD32_PCC2_SLOT		= 32,
51 	DMA1_CH_MUX0_PCC2_SLOT		= 33,
52 	MU_B_PCC2_SLOT			= 34,
53 	SNVS_PCC2_SLOT			= 35,
54 	CAAM_PCC2_SLOT			= 36,
55 	LPTPM4_PCC2_SLOT		= 37,
56 	LPTPM5_PCC2_SLOT		= 38,
57 	LPIT1_PCC2_SLOT			= 39,
58 	RSVD40_PCC2_SLOT		= 40,
59 	LPSPI2_PCC2_SLOT		= 41,
60 	LPSPI3_PCC2_SLOT		= 42,
61 	LPI2C4_PCC2_SLOT		= 43,
62 	LPI2C5_PCC2_SLOT		= 44,
63 	LPUART4_PCC2_SLOT		= 45,
64 	LPUART5_PCC2_SLOT		= 46,
65 	RSVD47_PCC2_SLOT		= 47,
66 	RSVD48_PCC2_SLOT		= 48,
67 	FLEXIO1_PCC2_SLOT		= 49,
68 	RSVD50_PCC2_SLOT		= 50,
69 	USBOTG0_PCC2_SLOT		= 51,
70 	USBOTG1_PCC2_SLOT		= 52,
71 	USBPHY_PCC2_SLOT		= 53,
72 	USB_PL301_PCC2_SLOT		= 54,
73 	USDHC0_PCC2_SLOT		= 55,
74 	USDHC1_PCC2_SLOT		= 56,
75 	RSVD57_PCC2_SLOT		= 57,
76 	TRGMUX1_PCC2_SLOT		= 58,
77 	RSVD59_PCC2_SLOT		= 59,
78 	RSVD60_PCC2_SLOT		= 60,
79 	WDG1_PCC2_SLOT			= 61,
80 	SCG1_PCC2_SLOT			= 62,
81 	PCC2_PCC2_SLOT			= 63,
82 	PMC1_PCC2_SLOT			= 64,
83 	SMC1_PCC2_SLOT			= 65,
84 	RCM1_PCC2_SLOT			= 66,
85 	WDG2_PCC2_SLOT			= 67,
86 	RSVD68_PCC2_SLOT		= 68,
87 	TEST_SPACE1_PCC2_SLOT		= 69,
88 	TEST_SPACE2_PCC2_SLOT		= 70,
89 	TEST_SPACE3_PCC2_SLOT		= 71,
90 	RSVD72_PCC2_SLOT		= 72,
91 	RSVD73_PCC2_SLOT		= 73,
92 	RSVD74_PCC2_SLOT		= 74,
93 	RSVD75_PCC2_SLOT		= 75,
94 	RSVD76_PCC2_SLOT		= 76,
95 	RSVD77_PCC2_SLOT		= 77,
96 	RSVD78_PCC2_SLOT		= 78,
97 	RSVD79_PCC2_SLOT		= 79,
98 	RSVD80_PCC2_SLOT		= 80,
99 	RSVD81_PCC2_SLOT		= 81,
100 	RSVD82_PCC2_SLOT		= 82,
101 	RSVD83_PCC2_SLOT		= 83,
102 	RSVD84_PCC2_SLOT		= 84,
103 	RSVD85_PCC2_SLOT		= 85,
104 	RSVD86_PCC2_SLOT		= 86,
105 	RSVD87_PCC2_SLOT		= 87,
106 	RSVD88_PCC2_SLOT		= 88,
107 	RSVD89_PCC2_SLOT		= 89,
108 	RSVD90_PCC2_SLOT		= 90,
109 	RSVD91_PCC2_SLOT		= 91,
110 	RSVD92_PCC2_SLOT		= 92,
111 	RSVD93_PCC2_SLOT		= 93,
112 	RSVD94_PCC2_SLOT		= 94,
113 	RSVD95_PCC2_SLOT		= 95,
114 	RSVD96_PCC2_SLOT		= 96,
115 	RSVD97_PCC2_SLOT		= 97,
116 	RSVD98_PCC2_SLOT		= 98,
117 	RSVD99_PCC2_SLOT		= 99,
118 	RSVD100_PCC2_SLOT		= 100,
119 	RSVD101_PCC2_SLOT		= 101,
120 	RSVD102_PCC2_SLOT		= 102,
121 	RSVD103_PCC2_SLOT		= 103,
122 	RSVD104_PCC2_SLOT		= 104,
123 	RSVD105_PCC2_SLOT		= 105,
124 	RSVD106_PCC2_SLOT		= 106,
125 	RSVD107_PCC2_SLOT		= 107,
126 	RSVD108_PCC2_SLOT		= 108,
127 	RSVD109_PCC2_SLOT		= 109,
128 	RSVD110_PCC2_SLOT		= 110,
129 	RSVD111_PCC2_SLOT		= 111,
130 	RSVD112_PCC2_SLOT		= 112,
131 	RSVD113_PCC2_SLOT		= 113,
132 	RSVD114_PCC2_SLOT		= 114,
133 	RSVD115_PCC2_SLOT		= 115,
134 	RSVD116_PCC2_SLOT		= 116,
135 	RSVD117_PCC2_SLOT		= 117,
136 	RSVD118_PCC2_SLOT		= 118,
137 	RSVD119_PCC2_SLOT		= 119,
138 	RSVD120_PCC2_SLOT		= 120,
139 	RSVD121_PCC2_SLOT		= 121,
140 	RSVD122_PCC2_SLOT		= 122,
141 	RSVD123_PCC2_SLOT		= 123,
142 	RSVD124_PCC2_SLOT		= 124,
143 	RSVD125_PCC2_SLOT		= 125,
144 	RSVD126_PCC2_SLOT		= 126,
145 	RSVD127_PCC2_SLOT		= 127,
146 };
147 
148 enum pcc3_entry {
149 	/* On-Platform (32 entries) */
150 	RSVD0_PCC3_SLOT			= 0,
151 	RSVD1_PCC3_SLOT			= 1,
152 	RSVD2_PCC3_SLOT			= 2,
153 	RSVD3_PCC3_SLOT			= 3,
154 	RSVD4_PCC3_SLOT			= 4,
155 	RSVD5_PCC3_SLOT			= 5,
156 	RSVD6_PCC3_SLOT			= 6,
157 	RSVD7_PCC3_SLOT			= 7,
158 	RSVD8_PCC3_SLOT			= 8,
159 	RSVD9_PCC3_SLOT			= 9,
160 	RSVD10_PCC3_SLOT		= 10,
161 	RSVD11_PCC3_SLOT		= 11,
162 	RSVD12_PCC3_SLOT		= 12,
163 	RSVD13_PCC3_SLOT		= 13,
164 	RSVD14_PCC3_SLOT		= 14,
165 	RSVD15_PCC3_SLOT		= 15,
166 	ROMCP1_PCC3_SLOT		= 16,
167 	RSVD17_PCC3_SLOT		= 17,
168 	RSVD18_PCC3_SLOT		= 18,
169 	RSVD19_PCC3_SLOT		= 19,
170 	RSVD20_PCC3_SLOT		= 20,
171 	RSVD21_PCC3_SLOT		= 21,
172 	RSVD22_PCC3_SLOT		= 22,
173 	RSVD23_PCC3_SLOT		= 23,
174 	RSVD24_PCC3_SLOT		= 24,
175 	RSVD25_PCC3_SLOT		= 25,
176 	RSVD26_PCC3_SLOT		= 26,
177 	RSVD27_PCC3_SLOT		= 27,
178 	RSVD28_PCC3_SLOT		= 28,
179 	RSVD29_PCC3_SLOT		= 29,
180 	RSVD30_PCC3_SLOT		= 30,
181 	RSVD31_PCC3_SLOT		= 31,
182 
183 	/* Off-Platform (96 entries) */
184 	RSVD32_PCC3_SLOT		= 32,
185 	LPTPM6_PCC3_SLOT		= 33,
186 	LPTPM7_PCC3_SLOT		= 34,
187 	RSVD35_PCC3_SLOT		= 35,
188 	LPI2C6_PCC3_SLOT		= 36,
189 	LPI2C7_PCC3_SLOT		= 37,
190 	LPUART6_PCC3_SLOT		= 38,
191 	LPUART7_PCC3_SLOT		= 39,
192 	VIU0_PCC3_SLOT			= 40,
193 	DSI0_PCC3_SLOT			= 41,
194 	LCDIF0_PCC3_SLOT		= 42,
195 	MMDC0_PCC3_SLOT			= 43,
196 	IOMUXC1_PCC3_SLOT		= 44,
197 	IOMUXC_DDR_PCC3_SLOT		= 45,
198 	PORTC_PCC3_SLOT			= 46,
199 	PORTD_PCC3_SLOT			= 47,
200 	PORTE_PCC3_SLOT			= 48,
201 	PORTF_PCC3_SLOT			= 49,
202 	RSVD50_PCC3_SLOT		= 50,
203 	PCC3_PCC3_SLOT			= 51,
204 	RSVD52_PCC3_SLOT		= 52,
205 	WKPU_PCC3_SLOT			= 53,
206 	RSVD54_PCC3_SLOT		= 54,
207 	RSVD55_PCC3_SLOT		= 55,
208 	RSVD56_PCC3_SLOT		= 56,
209 	RSVD57_PCC3_SLOT		= 57,
210 	RSVD58_PCC3_SLOT		= 58,
211 	RSVD59_PCC3_SLOT		= 59,
212 	RSVD60_PCC3_SLOT		= 60,
213 	RSVD61_PCC3_SLOT		= 61,
214 	RSVD62_PCC3_SLOT		= 62,
215 	RSVD63_PCC3_SLOT		= 63,
216 	RSVD64_PCC3_SLOT		= 64,
217 	RSVD65_PCC3_SLOT		= 65,
218 	RSVD66_PCC3_SLOT		= 66,
219 	RSVD67_PCC3_SLOT		= 67,
220 	RSVD68_PCC3_SLOT		= 68,
221 	RSVD69_PCC3_SLOT		= 69,
222 	RSVD70_PCC3_SLOT		= 70,
223 	RSVD71_PCC3_SLOT		= 71,
224 	RSVD72_PCC3_SLOT		= 72,
225 	RSVD73_PCC3_SLOT		= 73,
226 	RSVD74_PCC3_SLOT		= 74,
227 	RSVD75_PCC3_SLOT		= 75,
228 	RSVD76_PCC3_SLOT		= 76,
229 	RSVD77_PCC3_SLOT		= 77,
230 	RSVD78_PCC3_SLOT		= 78,
231 	RSVD79_PCC3_SLOT		= 79,
232 	RSVD80_PCC3_SLOT		= 80,
233 	GPU3D_PCC3_SLOT			= 81,
234 	GPU2D_PCC3_SLOT			= 82,
235 	RSVD83_PCC3_SLOT		= 83,
236 	RSVD84_PCC3_SLOT		= 84,
237 	RSVD85_PCC3_SLOT		= 85,
238 	RSVD86_PCC3_SLOT		= 86,
239 	RSVD87_PCC3_SLOT		= 87,
240 	RSVD88_PCC3_SLOT		= 88,
241 	RSVD89_PCC3_SLOT		= 89,
242 	RSVD90_PCC3_SLOT		= 90,
243 	RSVD91_PCC3_SLOT		= 91,
244 	RSVD92_PCC3_SLOT		= 92,
245 	RSVD93_PCC3_SLOT		= 93,
246 	RSVD94_PCC3_SLOT		= 94,
247 	RSVD95_PCC3_SLOT		= 95,
248 	RSVD96_PCC3_SLOT		= 96,
249 	RSVD97_PCC3_SLOT		= 97,
250 	RSVD98_PCC3_SLOT		= 98,
251 	RSVD99_PCC3_SLOT		= 99,
252 	RSVD100_PCC3_SLOT		= 100,
253 	RSVD101_PCC3_SLOT		= 101,
254 	RSVD102_PCC3_SLOT		= 102,
255 	RSVD103_PCC3_SLOT		= 103,
256 	RSVD104_PCC3_SLOT		= 104,
257 	RSVD105_PCC3_SLOT		= 105,
258 	RSVD106_PCC3_SLOT		= 106,
259 	RSVD107_PCC3_SLOT		= 107,
260 	RSVD108_PCC3_SLOT		= 108,
261 	RSVD109_PCC3_SLOT		= 109,
262 	RSVD110_PCC3_SLOT		= 110,
263 	RSVD111_PCC3_SLOT		= 111,
264 	RSVD112_PCC3_SLOT		= 112,
265 	RSVD113_PCC3_SLOT		= 113,
266 	RSVD114_PCC3_SLOT		= 114,
267 	RSVD115_PCC3_SLOT		= 115,
268 	RSVD116_PCC3_SLOT		= 116,
269 	RSVD117_PCC3_SLOT		= 117,
270 	RSVD118_PCC3_SLOT		= 118,
271 	RSVD119_PCC3_SLOT		= 119,
272 	RSVD120_PCC3_SLOT		= 120,
273 	RSVD121_PCC3_SLOT		= 121,
274 	RSVD122_PCC3_SLOT		= 122,
275 	RSVD123_PCC3_SLOT		= 123,
276 	RSVD124_PCC3_SLOT		= 124,
277 	RSVD125_PCC3_SLOT		= 125,
278 	RSVD126_PCC3_SLOT		= 126,
279 	RSVD127_PCC3_SLOT		= 127,
280 };
281 
282 
283 /* PCC registers */
284 #define PCC_PR_OFFSET	31
285 #define PCC_PR_MASK		(0x1 << PCC_PR_OFFSET)
286 #define PCC_CGC_OFFSET	30
287 #define PCC_CGC_MASK	(0x1 << PCC_CGC_OFFSET)
288 #define PCC_INUSE_OFFSET	29
289 #define PCC_INUSE_MASK		(0x1 << PCC_INUSE_OFFSET)
290 #define PCC_PCS_OFFSET	24
291 #define PCC_PCS_MASK	(0x7 << PCC_PCS_OFFSET)
292 #define PCC_FRAC_OFFSET	4
293 #define PCC_FRAC_MASK	(0x1 << PCC_FRAC_OFFSET)
294 #define PCC_PCD_OFFSET	0
295 #define PCC_PCD_MASK	(0xf << PCC_PCD_OFFSET)
296 
297 
298 enum pcc_clksrc_type {
299 	CLKSRC_PER_PLAT = 0,
300 	CLKSRC_PER_BUS = 1,
301 	CLKSRC_NO_PCS = 2,
302 };
303 
304 enum pcc_div_type {
305 	PCC_HAS_DIV,
306 	PCC_NO_DIV,
307 };
308 
309 /* All peripheral clocks on A7 PCCs */
310 enum pcc_clk {
311 	/*PCC2 clocks*/
312 	PER_CLK_DMA1 = 0,
313 	PER_CLK_RGPIO2P1,
314 	PER_CLK_FLEXBUS,
315 	PER_CLK_SEMA42_1,
316 	PER_CLK_DMA_MUX1,
317 	PER_CLK_SNVS,
318 	PER_CLK_CAAM,
319 	PER_CLK_LPTPM4,
320 	PER_CLK_LPTPM5,
321 	PER_CLK_LPIT1,
322 	PER_CLK_LPSPI2,
323 	PER_CLK_LPSPI3,
324 	PER_CLK_LPI2C4,
325 	PER_CLK_LPI2C5,
326 	PER_CLK_LPUART4,
327 	PER_CLK_LPUART5,
328 	PER_CLK_FLEXIO1,
329 	PER_CLK_USB0,
330 	PER_CLK_USB1,
331 	PER_CLK_USB_PHY,
332 	PER_CLK_USB_PL301,
333 	PER_CLK_USDHC0,
334 	PER_CLK_USDHC1,
335 	PER_CLK_WDG1,
336 	PER_CLK_WDG2,
337 
338 	/*PCC3 clocks*/
339 	PER_CLK_LPTPM6,
340 	PER_CLK_LPTPM7,
341 	PER_CLK_LPI2C6,
342 	PER_CLK_LPI2C7,
343 	PER_CLK_LPUART6,
344 	PER_CLK_LPUART7,
345 	PER_CLK_VIU,
346 	PER_CLK_DSI,
347 	PER_CLK_LCDIF,
348 	PER_CLK_MMDC,
349 	PER_CLK_PCTLC,
350 	PER_CLK_PCTLD,
351 	PER_CLK_PCTLE,
352 	PER_CLK_PCTLF,
353 	PER_CLK_GPU3D,
354 	PER_CLK_GPU2D,
355 };
356 
357 
358 /* This structure keeps info for each pcc slot */
359 struct pcc_entry {
360 	u32 pcc_base;
361 	u32 pcc_slot;
362 	enum pcc_clksrc_type clksrc;
363 	enum pcc_div_type div;
364 };
365 
366 int pcc_clock_enable(enum pcc_clk clk, bool enable);
367 int pcc_clock_sel(enum pcc_clk clk, enum scg_clk src);
368 int pcc_clock_div_config(enum pcc_clk clk, bool frac, u8 div);
369 bool pcc_clock_is_enable(enum pcc_clk clk);
370 int pcc_clock_get_clksrc(enum pcc_clk clk, enum scg_clk *src);
371 u32 pcc_clock_get_rate(enum pcc_clk clk);
372 #endif
373