xref: /freebsd-14.2/sys/arm/allwinner/clkng/ccu_a13.c (revision 685dc743)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2017,2018 Emmanuel Vadot <[email protected]>
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #include <sys/cdefs.h>
29 #include <sys/param.h>
30 #include <sys/systm.h>
31 #include <sys/bus.h>
32 #include <sys/rman.h>
33 #include <sys/kernel.h>
34 #include <sys/module.h>
35 #include <machine/bus.h>
36 
37 #include <dev/fdt/simplebus.h>
38 
39 #include <dev/ofw/ofw_bus.h>
40 #include <dev/ofw/ofw_bus_subr.h>
41 
42 #include <dev/extres/clk/clk_div.h>
43 #include <dev/extres/clk/clk_fixed.h>
44 #include <dev/extres/clk/clk_mux.h>
45 
46 #include <arm/allwinner/clkng/aw_ccung.h>
47 
48 #include <dt-bindings/clock/sun5i-ccu.h>
49 #include <dt-bindings/reset/sun5i-ccu.h>
50 
51 /* Non-exported clocks */
52 
53 #define	CLK_PLL_CORE		2
54 #define	CLK_PLL_AUDIO_BASE	3
55 #define	CLK_PLL_AUDIO		4
56 #define	CLK_PLL_AUDIO_2X	5
57 #define	CLK_PLL_AUDIO_4X	6
58 #define	CLK_PLL_AUDIO_8X	7
59 #define	CLK_PLL_VIDEO0		8
60 
61 #define	CLK_PLL_VE		10
62 #define	CLK_PLL_DDR_BASE	11
63 #define	CLK_PLL_DDR		12
64 #define	CLK_PLL_DDR_OTHER	13
65 #define	CLK_PLL_PERIPH		14
66 #define	CLK_PLL_VIDEO1		15
67 
68 #define	CLK_AXI			18
69 #define	CLK_AHB			19
70 #define	CLK_APB0		20
71 #define	CLK_APB1		21
72 #define	CLK_DRAM_AXI		22
73 
74 #define	CLK_TCON_CH1_SCLK	91
75 
76 #define	CLK_MBUS		99
77 
78 static struct aw_ccung_reset a13_ccu_resets[] = {
79 	CCU_RESET(RST_USB_PHY0, 0xcc, 0)
80 	CCU_RESET(RST_USB_PHY1, 0xcc, 1)
81 
82 	CCU_RESET(RST_GPS, 0xd0, 30)
83 
84 	CCU_RESET(RST_DE_BE, 0x104, 30)
85 
86 	CCU_RESET(RST_DE_FE, 0x10c, 30)
87 
88 	CCU_RESET(RST_TVE, 0x118, 29)
89 	CCU_RESET(RST_LCD, 0x118, 30)
90 
91 	CCU_RESET(RST_CSI, 0x134, 30)
92 
93 	CCU_RESET(RST_VE, 0x13c, 0)
94 	CCU_RESET(RST_GPU, 0x154, 30)
95 	CCU_RESET(RST_IEP, 0x160, 30)
96 
97 };
98 
99 static struct aw_ccung_gate a13_ccu_gates[] = {
100 	CCU_GATE(CLK_HOSC, "hosc", "osc24M", 0x50, 0)
101 
102 	CCU_GATE(CLK_DRAM_AXI, "axi-dram", "axi", 0x5c, 0)
103 
104 	CCU_GATE(CLK_AHB_OTG, "ahb-otg", "ahb", 0x60, 0)
105 	CCU_GATE(CLK_AHB_EHCI, "ahb-ehci", "ahb", 0x60, 1)
106 	CCU_GATE(CLK_AHB_OHCI, "ahb-ohci", "ahb", 0x60, 2)
107 	CCU_GATE(CLK_AHB_SS, "ahb-ss", "ahb", 0x60, 5)
108 	CCU_GATE(CLK_AHB_DMA, "ahb-dma", "ahb", 0x60, 6)
109 	CCU_GATE(CLK_AHB_BIST, "ahb-bist", "ahb", 0x60, 7)
110 	CCU_GATE(CLK_AHB_MMC0, "ahb-mmc0", "ahb", 0x60, 8)
111 	CCU_GATE(CLK_AHB_MMC1, "ahb-mmc1", "ahb", 0x60, 9)
112 	CCU_GATE(CLK_AHB_MMC2, "ahb-mmc2", "ahb", 0x60, 10)
113 	CCU_GATE(CLK_AHB_NAND, "ahb-nand", "ahb", 0x60, 13)
114 	CCU_GATE(CLK_AHB_SDRAM, "ahb-sdram", "ahb", 0x60, 14)
115 	CCU_GATE(CLK_AHB_SPI0, "ahb-spi0", "ahb", 0x60, 20)
116 	CCU_GATE(CLK_AHB_SPI1, "ahb-spi1", "ahb", 0x60, 21)
117 	CCU_GATE(CLK_AHB_SPI2, "ahb-spi2", "ahb", 0x60, 22)
118 	CCU_GATE(CLK_AHB_GPS, "ahb-gps", "ahb", 0x60, 26)
119 	CCU_GATE(CLK_AHB_HSTIMER, "ahb-hstimer", "ahb", 0x60, 28)
120 
121 	CCU_GATE(CLK_AHB_VE, "ahb-ve", "ahb", 0x64, 0)
122 	CCU_GATE(CLK_AHB_LCD, "ahb-lcd", "ahb", 0x64, 4)
123 	CCU_GATE(CLK_AHB_CSI, "ahb-csi", "ahb", 0x64, 8)
124 	CCU_GATE(CLK_AHB_DE_BE, "ahb-de-be", "ahb", 0x64, 12)
125 	CCU_GATE(CLK_AHB_DE_FE, "ahb-de-fe", "ahb", 0x64, 14)
126 	CCU_GATE(CLK_AHB_IEP, "ahb-iep", "ahb", 0x64, 19)
127 	CCU_GATE(CLK_AHB_GPU, "ahb-gpu", "ahb", 0x64, 20)
128 
129 	CCU_GATE(CLK_APB0_CODEC, "apb0-codec", "apb0", 0x68, 0)
130 	CCU_GATE(CLK_APB0_PIO, "apb0-pio", "apb0", 0x68, 5)
131 	CCU_GATE(CLK_APB0_IR, "apb0-ir", "apb0", 0x68, 6)
132 
133 	CCU_GATE(CLK_APB1_I2C0, "apb1-i2c0", "apb1", 0x6c, 0)
134 	CCU_GATE(CLK_APB1_I2C1, "apb1-i2c1", "apb1", 0x6c, 1)
135 	CCU_GATE(CLK_APB1_I2C2, "apb1-i2c2", "apb1", 0x6c, 2)
136 	CCU_GATE(CLK_APB1_UART1, "apb1-uart1", "apb1", 0x6c, 17)
137 	CCU_GATE(CLK_APB1_UART3, "apb1-uart3", "apb1", 0x6c, 19)
138 
139 	CCU_GATE(CLK_DRAM_VE, "dram-ve", "pll-ddr", 0x100, 0)
140 	CCU_GATE(CLK_DRAM_CSI, "dram-csi", "pll-ddr", 0x100, 1)
141 	CCU_GATE(CLK_DRAM_DE_FE, "dram-de-fe", "pll-ddr", 0x100, 25)
142 	CCU_GATE(CLK_DRAM_DE_BE, "dram-de-be", "pll-ddr", 0x100, 26)
143 	CCU_GATE(CLK_DRAM_ACE, "dram-ace", "pll-ddr", 0x100, 29)
144 	CCU_GATE(CLK_DRAM_IEP, "dram-iep", "pll-ddr", 0x100, 31)
145 
146 	CCU_GATE(CLK_CODEC, "codec", "pll-audio", 0x140, 31)
147 
148 	CCU_GATE(CLK_AVS, "avs", "hosc", 0x144, 31)
149 };
150 
151 static const char *pll_parents[] = {"hosc"};
152 static struct aw_clk_nkmp_def pll_core = {
153 	.clkdef = {
154 		.id = CLK_PLL_CORE,
155 		.name = "pll-core",
156 		.parent_names = pll_parents,
157 		.parent_cnt = nitems(pll_parents),
158 	},
159 	.offset = 0x00,
160 	.n = {.shift = 8, .width = 5},
161 	.k = {.shift = 4, .width = 2},
162 	.m = {.shift = 0, .width = 2},
163 	.p = {.shift = 16, .width = 2},
164 	.gate_shift = 31,
165 	.flags = AW_CLK_HAS_GATE,
166 };
167 
168 /*
169  * We only implement pll-audio for now
170  * For pll-audio-2/4/8 x we need a way to change the frequency
171  * of the parent clocks
172  */
173 static struct aw_clk_nkmp_def pll_audio = {
174 	.clkdef = {
175 		.id = CLK_PLL_AUDIO,
176 		.name = "pll-audio",
177 		.parent_names = pll_parents,
178 		.parent_cnt = nitems(pll_parents),
179 	},
180 	.offset = 0x08,
181 	.n = {.shift = 8, .width = 7},
182 	.k = {.value = 1, .flags = AW_CLK_FACTOR_FIXED},
183 	.m = {.shift = 0, .width = 5},
184 	.p = {.shift = 26, .width = 4},
185 	.gate_shift = 31,
186 	.flags = AW_CLK_HAS_GATE,
187 };
188 
189 /* Missing PLL3-Video */
190 /* Missing PLL4-VE */
191 
192 static struct aw_clk_nkmp_def pll_ddr_base = {
193 	.clkdef = {
194 		.id = CLK_PLL_DDR_BASE,
195 		.name = "pll-ddr-base",
196 		.parent_names = pll_parents,
197 		.parent_cnt = nitems(pll_parents),
198 	},
199 	.offset = 0x20,
200 	.n = {.shift = 8, .width = 5},
201 	.k = {.shift = 4, .width = 2},
202 	.m = {.value = 1, .flags = AW_CLK_FACTOR_FIXED},
203 	.p = {.value = 1, .flags = AW_CLK_FACTOR_FIXED},
204 	.gate_shift = 31,
205 	.flags = AW_CLK_HAS_GATE,
206 };
207 
208 static const char *pll_ddr_parents[] = {"pll-ddr-base"};
209 static struct clk_div_def pll_ddr = {
210 	.clkdef = {
211 		.id = CLK_PLL_DDR,
212 		.name = "pll-ddr",
213 		.parent_names = pll_ddr_parents,
214 		.parent_cnt = nitems(pll_ddr_parents),
215 	},
216 	.offset = 0x20,
217 	.i_shift = 0,
218 	.i_width = 2,
219 };
220 
221 static const char *pll_ddr_other_parents[] = {"pll-ddr-base"};
222 static struct clk_div_def pll_ddr_other = {
223 	.clkdef = {
224 		.id = CLK_PLL_DDR_OTHER,
225 		.name = "pll-ddr-other",
226 		.parent_names = pll_ddr_other_parents,
227 		.parent_cnt = nitems(pll_ddr_other_parents),
228 	},
229 	.offset = 0x20,
230 	.i_shift = 16,
231 	.i_width = 2,
232 };
233 
234 static struct aw_clk_nkmp_def pll_periph = {
235 	.clkdef = {
236 		.id = CLK_PLL_PERIPH,
237 		.name = "pll-periph",
238 		.parent_names = pll_parents,
239 		.parent_cnt = nitems(pll_parents),
240 	},
241 	.offset = 0x28,
242 	.n = {.shift = 8, .width = 5},
243 	.k = {.shift = 4, .width = 2},
244 	.m = {.shift = 0, .width = 2},
245 	.p = {.value = 2, .flags = AW_CLK_FACTOR_FIXED},
246 	.gate_shift = 31,
247 	.flags = AW_CLK_HAS_GATE,
248 };
249 
250 /* Missing PLL7-VIDEO1 */
251 
252 static const char *cpu_parents[] = {"osc32k", "hosc", "pll-core", "pll-periph"};
253 static struct aw_clk_prediv_mux_def cpu_clk = {
254 	.clkdef = {
255 		.id = CLK_CPU,
256 		.name = "cpu",
257 		.parent_names = cpu_parents,
258 		.parent_cnt = nitems(cpu_parents),
259 	},
260 	.offset = 0x54,
261 	.mux_shift = 16, .mux_width = 2,
262 	.prediv = {
263 		.value = 6,
264 		.flags = AW_CLK_FACTOR_FIXED,
265 		.cond_shift = 16,
266 		.cond_width = 2,
267 		.cond_value = 3,
268 	},
269 };
270 
271 static const char *axi_parents[] = {"cpu"};
272 static struct clk_div_def axi_clk = {
273 	.clkdef = {
274 		.id = CLK_AXI,
275 		.name = "axi",
276 		.parent_names = axi_parents,
277 		.parent_cnt = nitems(axi_parents),
278 	},
279 	.offset = 0x50,
280 	.i_shift = 0, .i_width = 2,
281 };
282 
283 static const char *ahb_parents[] = {"axi", "cpu", "pll-periph"};
284 static struct aw_clk_prediv_mux_def ahb_clk = {
285 	.clkdef = {
286 		.id = CLK_AHB,
287 		.name = "ahb",
288 		.parent_names = ahb_parents,
289 		.parent_cnt = nitems(ahb_parents),
290 	},
291 	.offset = 0x54,
292 	.mux_shift = 6,
293 	.mux_width = 2,
294 	.div = {
295 		.shift = 4,
296 		.width = 2,
297 		.flags = AW_CLK_FACTOR_POWER_OF_TWO
298 	},
299 	.prediv = {
300 		.value = 2,
301 		.flags = AW_CLK_FACTOR_FIXED,
302 		.cond_shift = 6,
303 		.cond_width = 2,
304 		.cond_value = 2,
305 	},
306 };
307 
308 static const char *apb0_parents[] = {"ahb"};
309 static struct clk_div_table apb0_div_table[] = {
310 	{ .value = 0, .divider = 2, },
311 	{ .value = 1, .divider = 2, },
312 	{ .value = 2, .divider = 4, },
313 	{ .value = 3, .divider = 8, },
314 	{ },
315 };
316 static struct clk_div_def apb0_clk = {
317 	.clkdef = {
318 		.id = CLK_APB0,
319 		.name = "apb0",
320 		.parent_names = apb0_parents,
321 		.parent_cnt = nitems(apb0_parents),
322 	},
323 	.offset = 0x54,
324 	.i_shift = 8, .i_width = 2,
325 	.div_flags = CLK_DIV_WITH_TABLE,
326 	.div_table = apb0_div_table,
327 };
328 
329 static const char *apb1_parents[] = {"hosc", "pll-periph", "osc32k"};
330 static struct aw_clk_nm_def apb1_clk = {
331 	.clkdef = {
332 		.id = CLK_APB1,
333 		.name = "apb1",
334 		.parent_names = apb1_parents,
335 		.parent_cnt = nitems(apb1_parents),
336 	},
337 	.offset = 0x58,
338 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
339 	.m = {.shift = 0, .width = 5},
340 	.mux_shift = 24,
341 	.mux_width = 2,
342 	.flags = AW_CLK_HAS_MUX,
343 };
344 
345 static const char *mod_parents[] = {"hosc", "pll-periph", "pll-ddr-other"};
346 
347 static struct aw_clk_nm_def nand_clk = {
348 	.clkdef = {
349 		.id = CLK_NAND,
350 		.name = "nand",
351 		.parent_names = mod_parents,
352 		.parent_cnt = nitems(mod_parents),
353 	},
354 	.offset = 0x80,
355 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
356 	.m = {.shift = 0, .width = 4},
357 	.mux_shift = 24,
358 	.mux_width = 2,
359 	.gate_shift = 31,
360 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
361 };
362 
363 static struct aw_clk_nm_def mmc0_clk = {
364 	.clkdef = {
365 		.id = CLK_MMC0,
366 		.name = "mmc0",
367 		.parent_names = mod_parents,
368 		.parent_cnt = nitems(mod_parents),
369 	},
370 	.offset = 0x88,
371 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
372 	.m = {.shift = 0, .width = 4},
373 	.mux_shift = 24,
374 	.mux_width = 2,
375 	.gate_shift = 31,
376 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
377 };
378 
379 static struct aw_clk_nm_def mmc1_clk = {
380 	.clkdef = {
381 		.id = CLK_MMC1,
382 		.name = "mmc1",
383 		.parent_names = mod_parents,
384 		.parent_cnt = nitems(mod_parents),
385 	},
386 	.offset = 0x8C,
387 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
388 	.m = {.shift = 0, .width = 4},
389 	.mux_shift = 24,
390 	.mux_width = 2,
391 	.gate_shift = 31,
392 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
393 };
394 
395 static struct aw_clk_nm_def mmc2_clk = {
396 	.clkdef = {
397 		.id = CLK_MMC2,
398 		.name = "mmc2",
399 		.parent_names = mod_parents,
400 		.parent_cnt = nitems(mod_parents),
401 	},
402 	.offset = 0x90,
403 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
404 	.m = {.shift = 0, .width = 4},
405 	.mux_shift = 24,
406 	.mux_width = 2,
407 	.gate_shift = 31,
408 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
409 };
410 
411 static struct aw_clk_nm_def ss_clk = {
412 	.clkdef = {
413 		.id = CLK_SS,
414 		.name = "ss",
415 		.parent_names = mod_parents,
416 		.parent_cnt = nitems(mod_parents),
417 	},
418 	.offset = 0x9C,
419 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
420 	.m = {.shift = 0, .width = 4},
421 	.mux_shift = 24,
422 	.mux_width = 2,
423 	.gate_shift = 31,
424 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
425 };
426 
427 static struct aw_clk_nm_def spi0_clk = {
428 	.clkdef = {
429 		.id = CLK_SPI0,
430 		.name = "spi0",
431 		.parent_names = mod_parents,
432 		.parent_cnt = nitems(mod_parents),
433 	},
434 	.offset = 0xA0,
435 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
436 	.m = {.shift = 0, .width = 4},
437 	.mux_shift = 24,
438 	.mux_width = 2,
439 	.gate_shift = 31,
440 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
441 };
442 
443 static struct aw_clk_nm_def spi1_clk = {
444 	.clkdef = {
445 		.id = CLK_SPI1,
446 		.name = "spi1",
447 		.parent_names = mod_parents,
448 		.parent_cnt = nitems(mod_parents),
449 	},
450 	.offset = 0xA4,
451 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
452 	.m = {.shift = 0, .width = 4},
453 	.mux_shift = 24,
454 	.mux_width = 2,
455 	.gate_shift = 31,
456 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
457 };
458 
459 static struct aw_clk_nm_def spi2_clk = {
460 	.clkdef = {
461 		.id = CLK_SPI2,
462 		.name = "spi2",
463 		.parent_names = mod_parents,
464 		.parent_cnt = nitems(mod_parents),
465 	},
466 	.offset = 0xA8,
467 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
468 	.m = {.shift = 0, .width = 4},
469 	.mux_shift = 24,
470 	.mux_width = 2,
471 	.gate_shift = 31,
472 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
473 };
474 
475 static struct aw_clk_nm_def ir_clk = {
476 	.clkdef = {
477 		.id = CLK_IR,
478 		.name = "ir",
479 		.parent_names = mod_parents,
480 		.parent_cnt = nitems(mod_parents),
481 	},
482 	.offset = 0xB0,
483 	.n = {.shift = 16, .width = 2, .flags = AW_CLK_FACTOR_POWER_OF_TWO, },
484 	.m = {.shift = 0, .width = 4},
485 	.mux_shift = 24,
486 	.mux_width = 2,
487 	.gate_shift = 31,
488 	.flags = AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_REPARENT
489 };
490 
491 /* Missing DE-BE clock */
492 /* Missing DE-FE clock */
493 /* Missing LCD CH1 clock */
494 /* Missing CSI clock */
495 /* Missing VE clock */
496 
497 /* Clocks list */
498 static struct aw_ccung_clk a13_ccu_clks[] = {
499 	{ .type = AW_CLK_NKMP, .clk.nkmp = &pll_core},
500 	{ .type = AW_CLK_NKMP, .clk.nkmp = &pll_audio},
501 	{ .type = AW_CLK_NKMP, .clk.nkmp = &pll_ddr_base},
502 	{ .type = AW_CLK_NKMP, .clk.nkmp = &pll_periph},
503 	{ .type = AW_CLK_NM, .clk.nm = &apb1_clk},
504 	{ .type = AW_CLK_NM, .clk.nm = &nand_clk},
505 	{ .type = AW_CLK_NM, .clk.nm = &mmc0_clk},
506 	{ .type = AW_CLK_NM, .clk.nm = &mmc1_clk},
507 	{ .type = AW_CLK_NM, .clk.nm = &mmc2_clk},
508 	{ .type = AW_CLK_NM, .clk.nm = &ss_clk},
509 	{ .type = AW_CLK_NM, .clk.nm = &spi0_clk},
510 	{ .type = AW_CLK_NM, .clk.nm = &spi1_clk},
511 	{ .type = AW_CLK_NM, .clk.nm = &spi2_clk},
512 	{ .type = AW_CLK_NM, .clk.nm = &ir_clk},
513 	{ .type = AW_CLK_PREDIV_MUX, .clk.prediv_mux = &cpu_clk},
514 	{ .type = AW_CLK_PREDIV_MUX, .clk.prediv_mux = &ahb_clk},
515 	{ .type = AW_CLK_DIV, .clk.div = &pll_ddr},
516 	{ .type = AW_CLK_DIV, .clk.div = &pll_ddr_other},
517 	{ .type = AW_CLK_DIV, .clk.div = &axi_clk},
518 	{ .type = AW_CLK_DIV, .clk.div = &apb0_clk},
519 };
520 
521 static int
ccu_a13_probe(device_t dev)522 ccu_a13_probe(device_t dev)
523 {
524 
525 	if (!ofw_bus_status_okay(dev))
526 		return (ENXIO);
527 
528 	if (!ofw_bus_is_compatible(dev, "allwinner,sun5i-a13-ccu"))
529 		return (ENXIO);
530 
531 	device_set_desc(dev, "Allwinner A13 Clock Control Unit NG");
532 	return (BUS_PROBE_DEFAULT);
533 }
534 
535 static int
ccu_a13_attach(device_t dev)536 ccu_a13_attach(device_t dev)
537 {
538 	struct aw_ccung_softc *sc;
539 
540 	sc = device_get_softc(dev);
541 
542 	sc->resets = a13_ccu_resets;
543 	sc->nresets = nitems(a13_ccu_resets);
544 	sc->gates = a13_ccu_gates;
545 	sc->ngates = nitems(a13_ccu_gates);
546 	sc->clks = a13_ccu_clks;
547 	sc->nclks = nitems(a13_ccu_clks);
548 
549 	return (aw_ccung_attach(dev));
550 }
551 
552 static device_method_t ccu_a13ng_methods[] = {
553 	/* Device interface */
554 	DEVMETHOD(device_probe,		ccu_a13_probe),
555 	DEVMETHOD(device_attach,	ccu_a13_attach),
556 
557 	DEVMETHOD_END
558 };
559 
560 DEFINE_CLASS_1(ccu_a13ng, ccu_a13ng_driver, ccu_a13ng_methods,
561   sizeof(struct aw_ccung_softc), aw_ccung_driver);
562 
563 EARLY_DRIVER_MODULE(ccu_a13ng, simplebus, ccu_a13ng_driver, 0, 0,
564     BUS_PASS_RESOURCE + BUS_PASS_ORDER_MIDDLE);
565