1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (C) 2018 MediaTek Inc.
4 * Author: Wenzhen Yu <Wenzhen Yu@mediatek.com>
5 * Ryder Lee <ryder.lee@mediatek.com>
6 */
7
8 #include <linux/clk.h>
9 #include <linux/clk-provider.h>
10 #include <linux/of.h>
11 #include <linux/of_address.h>
12 #include <linux/of_device.h>
13 #include <linux/platform_device.h>
14
15 #include "clk-mtk.h"
16 #include "clk-gate.h"
17 #include "clk-cpumux.h"
18
19 #include <dt-bindings/clock/mt7629-clk.h>
20
21 #define MT7629_PLL_FMAX (2500UL * MHZ)
22 #define CON0_MT7629_RST_BAR BIT(24)
23
24 #define PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
25 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \
26 _pcw_shift, _div_table, _parent_name) { \
27 .id = _id, \
28 .name = _name, \
29 .reg = _reg, \
30 .pwr_reg = _pwr_reg, \
31 .en_mask = _en_mask, \
32 .flags = _flags, \
33 .rst_bar_mask = CON0_MT7629_RST_BAR, \
34 .fmax = MT7629_PLL_FMAX, \
35 .pcwbits = _pcwbits, \
36 .pd_reg = _pd_reg, \
37 .pd_shift = _pd_shift, \
38 .tuner_reg = _tuner_reg, \
39 .pcw_reg = _pcw_reg, \
40 .pcw_shift = _pcw_shift, \
41 .div_table = _div_table, \
42 .parent_name = _parent_name, \
43 }
44
45 #define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
46 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \
47 _pcw_shift) \
48 PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
49 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, \
50 NULL, "clk20m")
51
52 #define GATE_APMIXED(_id, _name, _parent, _shift) { \
53 .id = _id, \
54 .name = _name, \
55 .parent_name = _parent, \
56 .regs = &apmixed_cg_regs, \
57 .shift = _shift, \
58 .ops = &mtk_clk_gate_ops_no_setclr_inv, \
59 }
60
61 #define GATE_INFRA(_id, _name, _parent, _shift) { \
62 .id = _id, \
63 .name = _name, \
64 .parent_name = _parent, \
65 .regs = &infra_cg_regs, \
66 .shift = _shift, \
67 .ops = &mtk_clk_gate_ops_setclr, \
68 }
69
70 #define GATE_PERI0(_id, _name, _parent, _shift) { \
71 .id = _id, \
72 .name = _name, \
73 .parent_name = _parent, \
74 .regs = &peri0_cg_regs, \
75 .shift = _shift, \
76 .ops = &mtk_clk_gate_ops_setclr, \
77 }
78
79 #define GATE_PERI1(_id, _name, _parent, _shift) { \
80 .id = _id, \
81 .name = _name, \
82 .parent_name = _parent, \
83 .regs = &peri1_cg_regs, \
84 .shift = _shift, \
85 .ops = &mtk_clk_gate_ops_setclr, \
86 }
87
88 static DEFINE_SPINLOCK(mt7629_clk_lock);
89
90 static const char * const axi_parents[] = {
91 "clkxtal",
92 "syspll1_d2",
93 "syspll_d5",
94 "syspll1_d4",
95 "univpll_d5",
96 "univpll2_d2",
97 "univpll_d7",
98 "dmpll_ck"
99 };
100
101 static const char * const mem_parents[] = {
102 "clkxtal",
103 "dmpll_ck"
104 };
105
106 static const char * const ddrphycfg_parents[] = {
107 "clkxtal",
108 "syspll1_d8"
109 };
110
111 static const char * const eth_parents[] = {
112 "clkxtal",
113 "syspll1_d2",
114 "univpll1_d2",
115 "syspll1_d4",
116 "univpll_d5",
117 "sgmiipll_d2",
118 "univpll_d7",
119 "dmpll_ck"
120 };
121
122 static const char * const pwm_parents[] = {
123 "clkxtal",
124 "univpll2_d4"
125 };
126
127 static const char * const f10m_ref_parents[] = {
128 "clkxtal",
129 "sgmiipll_d2"
130 };
131
132 static const char * const nfi_infra_parents[] = {
133 "clkxtal",
134 "clkxtal",
135 "clkxtal",
136 "clkxtal",
137 "clkxtal",
138 "clkxtal",
139 "univpll2_d8",
140 "univpll3_d4",
141 "syspll1_d8",
142 "univpll1_d8",
143 "syspll4_d2",
144 "syspll2_d4",
145 "univpll2_d4",
146 "univpll3_d2",
147 "syspll1_d4",
148 "syspll_d7"
149 };
150
151 static const char * const flash_parents[] = {
152 "clkxtal",
153 "univpll_d80_d4",
154 "syspll2_d8",
155 "syspll3_d4",
156 "univpll3_d4",
157 "univpll1_d8",
158 "syspll2_d4",
159 "univpll2_d4"
160 };
161
162 static const char * const uart_parents[] = {
163 "clkxtal",
164 "univpll2_d8"
165 };
166
167 static const char * const spi0_parents[] = {
168 "clkxtal",
169 "syspll3_d2",
170 "clkxtal",
171 "syspll2_d4",
172 "syspll4_d2",
173 "univpll2_d4",
174 "univpll1_d8",
175 "clkxtal"
176 };
177
178 static const char * const spi1_parents[] = {
179 "clkxtal",
180 "syspll3_d2",
181 "clkxtal",
182 "syspll4_d4",
183 "syspll4_d2",
184 "univpll2_d4",
185 "univpll1_d8",
186 "clkxtal"
187 };
188
189 static const char * const msdc30_0_parents[] = {
190 "clkxtal",
191 "univpll2_d16",
192 "univ48m"
193 };
194
195 static const char * const msdc30_1_parents[] = {
196 "clkxtal",
197 "univpll2_d16",
198 "univ48m",
199 "syspll2_d4",
200 "univpll2_d4",
201 "syspll_d7",
202 "syspll2_d2",
203 "univpll2_d2"
204 };
205
206 static const char * const ap2wbmcu_parents[] = {
207 "clkxtal",
208 "syspll1_d2",
209 "univ48m",
210 "syspll1_d8",
211 "univpll2_d4",
212 "syspll_d7",
213 "syspll2_d2",
214 "univpll2_d2"
215 };
216
217 static const char * const audio_parents[] = {
218 "clkxtal",
219 "syspll3_d4",
220 "syspll4_d4",
221 "syspll1_d16"
222 };
223
224 static const char * const aud_intbus_parents[] = {
225 "clkxtal",
226 "syspll1_d4",
227 "syspll4_d2",
228 "dmpll_d4"
229 };
230
231 static const char * const pmicspi_parents[] = {
232 "clkxtal",
233 "syspll1_d8",
234 "syspll3_d4",
235 "syspll1_d16",
236 "univpll3_d4",
237 "clkxtal",
238 "univpll2_d4",
239 "dmpll_d8"
240 };
241
242 static const char * const scp_parents[] = {
243 "clkxtal",
244 "syspll1_d8",
245 "univpll2_d2",
246 "univpll2_d4"
247 };
248
249 static const char * const atb_parents[] = {
250 "clkxtal",
251 "syspll1_d2",
252 "syspll_d5"
253 };
254
255 static const char * const hif_parents[] = {
256 "clkxtal",
257 "syspll1_d2",
258 "univpll1_d2",
259 "syspll1_d4",
260 "univpll_d5",
261 "clk_null",
262 "univpll_d7"
263 };
264
265 static const char * const sata_parents[] = {
266 "clkxtal",
267 "univpll2_d4"
268 };
269
270 static const char * const usb20_parents[] = {
271 "clkxtal",
272 "univpll3_d4",
273 "syspll1_d8"
274 };
275
276 static const char * const aud1_parents[] = {
277 "clkxtal"
278 };
279
280 static const char * const irrx_parents[] = {
281 "clkxtal",
282 "syspll4_d16"
283 };
284
285 static const char * const crypto_parents[] = {
286 "clkxtal",
287 "univpll_d3",
288 "univpll1_d2",
289 "syspll1_d2",
290 "univpll_d5",
291 "syspll_d5",
292 "univpll2_d2",
293 "syspll_d2"
294 };
295
296 static const char * const gpt10m_parents[] = {
297 "clkxtal",
298 "clkxtal_d4"
299 };
300
301 static const char * const peribus_ck_parents[] = {
302 "syspll1_d8",
303 "syspll1_d4"
304 };
305
306 static const char * const infra_mux1_parents[] = {
307 "clkxtal",
308 "armpll",
309 "main_core_en",
310 "armpll"
311 };
312
313 static const struct mtk_gate_regs apmixed_cg_regs = {
314 .set_ofs = 0x8,
315 .clr_ofs = 0x8,
316 .sta_ofs = 0x8,
317 };
318
319 static const struct mtk_gate_regs infra_cg_regs = {
320 .set_ofs = 0x40,
321 .clr_ofs = 0x44,
322 .sta_ofs = 0x48,
323 };
324
325 static const struct mtk_gate_regs peri0_cg_regs = {
326 .set_ofs = 0x8,
327 .clr_ofs = 0x10,
328 .sta_ofs = 0x18,
329 };
330
331 static const struct mtk_gate_regs peri1_cg_regs = {
332 .set_ofs = 0xC,
333 .clr_ofs = 0x14,
334 .sta_ofs = 0x1C,
335 };
336
337 static const struct mtk_pll_data plls[] = {
338 PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0200, 0x020C, 0x00000001,
339 0, 21, 0x0204, 24, 0, 0x0204, 0),
340 PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x0210, 0x021C, 0x00000001,
341 HAVE_RST_BAR, 21, 0x0214, 24, 0, 0x0214, 0),
342 PLL(CLK_APMIXED_UNIV2PLL, "univ2pll", 0x0220, 0x022C, 0x00000001,
343 HAVE_RST_BAR, 7, 0x0224, 24, 0, 0x0224, 14),
344 PLL(CLK_APMIXED_ETH1PLL, "eth1pll", 0x0300, 0x0310, 0x00000001,
345 0, 21, 0x0300, 1, 0, 0x0304, 0),
346 PLL(CLK_APMIXED_ETH2PLL, "eth2pll", 0x0314, 0x0320, 0x00000001,
347 0, 21, 0x0314, 1, 0, 0x0318, 0),
348 PLL(CLK_APMIXED_SGMIPLL, "sgmipll", 0x0358, 0x0368, 0x00000001,
349 0, 21, 0x0358, 1, 0, 0x035C, 0),
350 };
351
352 static const struct mtk_gate apmixed_clks[] = {
353 GATE_APMIXED(CLK_APMIXED_MAIN_CORE_EN, "main_core_en", "mainpll", 5),
354 };
355
356 static const struct mtk_gate infra_clks[] = {
357 GATE_INFRA(CLK_INFRA_DBGCLK_PD, "infra_dbgclk_pd", "hd_faxi", 0),
358 GATE_INFRA(CLK_INFRA_TRNG_PD, "infra_trng_pd", "hd_faxi", 2),
359 GATE_INFRA(CLK_INFRA_DEVAPC_PD, "infra_devapc_pd", "hd_faxi", 4),
360 GATE_INFRA(CLK_INFRA_APXGPT_PD, "infra_apxgpt_pd", "infrao_10m", 18),
361 GATE_INFRA(CLK_INFRA_SEJ_PD, "infra_sej_pd", "infrao_10m", 19),
362 };
363
364 static const struct mtk_fixed_clk top_fixed_clks[] = {
365 FIXED_CLK(CLK_TOP_TO_U2_PHY, "to_u2_phy", "clkxtal",
366 31250000),
367 FIXED_CLK(CLK_TOP_TO_U2_PHY_1P, "to_u2_phy_1p", "clkxtal",
368 31250000),
369 FIXED_CLK(CLK_TOP_PCIE0_PIPE_EN, "pcie0_pipe_en", "clkxtal",
370 125000000),
371 FIXED_CLK(CLK_TOP_PCIE1_PIPE_EN, "pcie1_pipe_en", "clkxtal",
372 125000000),
373 FIXED_CLK(CLK_TOP_SSUSB_TX250M, "ssusb_tx250m", "clkxtal",
374 250000000),
375 FIXED_CLK(CLK_TOP_SSUSB_EQ_RX250M, "ssusb_eq_rx250m", "clkxtal",
376 250000000),
377 FIXED_CLK(CLK_TOP_SSUSB_CDR_REF, "ssusb_cdr_ref", "clkxtal",
378 33333333),
379 FIXED_CLK(CLK_TOP_SSUSB_CDR_FB, "ssusb_cdr_fb", "clkxtal",
380 50000000),
381 FIXED_CLK(CLK_TOP_SATA_ASIC, "sata_asic", "clkxtal",
382 50000000),
383 FIXED_CLK(CLK_TOP_SATA_RBC, "sata_rbc", "clkxtal",
384 50000000),
385 };
386
387 static const struct mtk_fixed_factor top_divs[] = {
388 FACTOR(CLK_TOP_TO_USB3_SYS, "to_usb3_sys", "eth1pll", 1, 4),
389 FACTOR(CLK_TOP_P1_1MHZ, "p1_1mhz", "eth1pll", 1, 500),
390 FACTOR(CLK_TOP_4MHZ, "free_run_4mhz", "eth1pll", 1, 125),
391 FACTOR(CLK_TOP_P0_1MHZ, "p0_1mhz", "eth1pll", 1, 500),
392 FACTOR(CLK_TOP_ETH_500M, "eth_500m", "eth1pll", 1, 1),
393 FACTOR(CLK_TOP_TXCLK_SRC_PRE, "txclk_src_pre", "sgmiipll_d2", 1, 1),
394 FACTOR(CLK_TOP_RTC, "rtc", "clkxtal", 1, 1024),
395 FACTOR(CLK_TOP_PWM_QTR_26M, "pwm_qtr_26m", "clkxtal", 1, 1),
396 FACTOR(CLK_TOP_CPUM_TCK_IN, "cpum_tck_in", "cpum_tck", 1, 1),
397 FACTOR(CLK_TOP_TO_USB3_DA_TOP, "to_usb3_da_top", "clkxtal", 1, 1),
398 FACTOR(CLK_TOP_MEMPLL, "mempll", "clkxtal", 32, 1),
399 FACTOR(CLK_TOP_DMPLL, "dmpll_ck", "mempll", 1, 1),
400 FACTOR(CLK_TOP_DMPLL_D4, "dmpll_d4", "mempll", 1, 4),
401 FACTOR(CLK_TOP_DMPLL_D8, "dmpll_d8", "mempll", 1, 8),
402 FACTOR(CLK_TOP_SYSPLL_D2, "syspll_d2", "mainpll", 1, 2),
403 FACTOR(CLK_TOP_SYSPLL1_D2, "syspll1_d2", "mainpll", 1, 4),
404 FACTOR(CLK_TOP_SYSPLL1_D4, "syspll1_d4", "mainpll", 1, 8),
405 FACTOR(CLK_TOP_SYSPLL1_D8, "syspll1_d8", "mainpll", 1, 16),
406 FACTOR(CLK_TOP_SYSPLL1_D16, "syspll1_d16", "mainpll", 1, 32),
407 FACTOR(CLK_TOP_SYSPLL2_D2, "syspll2_d2", "mainpll", 1, 6),
408 FACTOR(CLK_TOP_SYSPLL2_D4, "syspll2_d4", "mainpll", 1, 12),
409 FACTOR(CLK_TOP_SYSPLL2_D8, "syspll2_d8", "mainpll", 1, 24),
410 FACTOR(CLK_TOP_SYSPLL_D5, "syspll_d5", "mainpll", 1, 5),
411 FACTOR(CLK_TOP_SYSPLL3_D2, "syspll3_d2", "mainpll", 1, 10),
412 FACTOR(CLK_TOP_SYSPLL3_D4, "syspll3_d4", "mainpll", 1, 20),
413 FACTOR(CLK_TOP_SYSPLL_D7, "syspll_d7", "mainpll", 1, 7),
414 FACTOR(CLK_TOP_SYSPLL4_D2, "syspll4_d2", "mainpll", 1, 14),
415 FACTOR(CLK_TOP_SYSPLL4_D4, "syspll4_d4", "mainpll", 1, 28),
416 FACTOR(CLK_TOP_SYSPLL4_D16, "syspll4_d16", "mainpll", 1, 112),
417 FACTOR(CLK_TOP_UNIVPLL, "univpll", "univ2pll", 1, 2),
418 FACTOR(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univpll", 1, 4),
419 FACTOR(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univpll", 1, 8),
420 FACTOR(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univpll", 1, 16),
421 FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3),
422 FACTOR(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univpll", 1, 6),
423 FACTOR(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univpll", 1, 12),
424 FACTOR(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univpll", 1, 24),
425 FACTOR(CLK_TOP_UNIVPLL2_D16, "univpll2_d16", "univpll", 1, 48),
426 FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5),
427 FACTOR(CLK_TOP_UNIVPLL3_D2, "univpll3_d2", "univpll", 1, 10),
428 FACTOR(CLK_TOP_UNIVPLL3_D4, "univpll3_d4", "univpll", 1, 20),
429 FACTOR(CLK_TOP_UNIVPLL3_D16, "univpll3_d16", "univpll", 1, 80),
430 FACTOR(CLK_TOP_UNIVPLL_D7, "univpll_d7", "univpll", 1, 7),
431 FACTOR(CLK_TOP_UNIVPLL_D80_D4, "univpll_d80_d4", "univpll", 1, 320),
432 FACTOR(CLK_TOP_UNIV48M, "univ48m", "univpll", 1, 25),
433 FACTOR(CLK_TOP_SGMIIPLL_D2, "sgmiipll_d2", "sgmipll", 1, 2),
434 FACTOR(CLK_TOP_CLKXTAL_D4, "clkxtal_d4", "clkxtal", 1, 4),
435 FACTOR(CLK_TOP_HD_FAXI, "hd_faxi", "axi_sel", 1, 1),
436 FACTOR(CLK_TOP_FAXI, "faxi", "axi_sel", 1, 1),
437 FACTOR(CLK_TOP_F_FAUD_INTBUS, "f_faud_intbus", "aud_intbus_sel", 1, 1),
438 FACTOR(CLK_TOP_AP2WBHIF_HCLK, "ap2wbhif_hclk", "syspll1_d8", 1, 1),
439 FACTOR(CLK_TOP_10M_INFRAO, "infrao_10m", "gpt10m_sel", 1, 1),
440 FACTOR(CLK_TOP_MSDC30_1, "msdc30_1", "msdc30_1_sel", 1, 1),
441 FACTOR(CLK_TOP_SPI, "spi", "spi0_sel", 1, 1),
442 FACTOR(CLK_TOP_SF, "sf", "nfi_infra_sel", 1, 1),
443 FACTOR(CLK_TOP_FLASH, "flash", "flash_sel", 1, 1),
444 FACTOR(CLK_TOP_TO_USB3_REF, "to_usb3_ref", "sata_sel", 1, 4),
445 FACTOR(CLK_TOP_TO_USB3_MCU, "to_usb3_mcu", "axi_sel", 1, 1),
446 FACTOR(CLK_TOP_TO_USB3_DMA, "to_usb3_dma", "hif_sel", 1, 1),
447 FACTOR(CLK_TOP_FROM_TOP_AHB, "from_top_ahb", "axi_sel", 1, 1),
448 FACTOR(CLK_TOP_FROM_TOP_AXI, "from_top_axi", "hif_sel", 1, 1),
449 FACTOR(CLK_TOP_PCIE1_MAC_EN, "pcie1_mac_en", "sata_sel", 1, 1),
450 FACTOR(CLK_TOP_PCIE0_MAC_EN, "pcie0_mac_en", "sata_sel", 1, 1),
451 };
452
453 static const struct mtk_gate peri_clks[] = {
454 /* PERI0 */
455 GATE_PERI0(CLK_PERI_PWM1_PD, "peri_pwm1_pd", "pwm_qtr_26m", 2),
456 GATE_PERI0(CLK_PERI_PWM2_PD, "peri_pwm2_pd", "pwm_qtr_26m", 3),
457 GATE_PERI0(CLK_PERI_PWM3_PD, "peri_pwm3_pd", "pwm_qtr_26m", 4),
458 GATE_PERI0(CLK_PERI_PWM4_PD, "peri_pwm4_pd", "pwm_qtr_26m", 5),
459 GATE_PERI0(CLK_PERI_PWM5_PD, "peri_pwm5_pd", "pwm_qtr_26m", 6),
460 GATE_PERI0(CLK_PERI_PWM6_PD, "peri_pwm6_pd", "pwm_qtr_26m", 7),
461 GATE_PERI0(CLK_PERI_PWM7_PD, "peri_pwm7_pd", "pwm_qtr_26m", 8),
462 GATE_PERI0(CLK_PERI_PWM_PD, "peri_pwm_pd", "pwm_qtr_26m", 9),
463 GATE_PERI0(CLK_PERI_AP_DMA_PD, "peri_ap_dma_pd", "faxi", 12),
464 GATE_PERI0(CLK_PERI_MSDC30_1_PD, "peri_msdc30_1", "msdc30_1", 14),
465 GATE_PERI0(CLK_PERI_UART0_PD, "peri_uart0_pd", "faxi", 17),
466 GATE_PERI0(CLK_PERI_UART1_PD, "peri_uart1_pd", "faxi", 18),
467 GATE_PERI0(CLK_PERI_UART2_PD, "peri_uart2_pd", "faxi", 19),
468 GATE_PERI0(CLK_PERI_UART3_PD, "peri_uart3_pd", "faxi", 20),
469 GATE_PERI0(CLK_PERI_BTIF_PD, "peri_btif_pd", "faxi", 22),
470 GATE_PERI0(CLK_PERI_I2C0_PD, "peri_i2c0_pd", "faxi", 23),
471 GATE_PERI0(CLK_PERI_SPI0_PD, "peri_spi0_pd", "spi", 28),
472 GATE_PERI0(CLK_PERI_SNFI_PD, "peri_snfi_pd", "sf", 29),
473 GATE_PERI0(CLK_PERI_NFI_PD, "peri_nfi_pd", "faxi", 30),
474 GATE_PERI0(CLK_PERI_NFIECC_PD, "peri_nfiecc_pd", "faxi", 31),
475 /* PERI1 */
476 GATE_PERI1(CLK_PERI_FLASH_PD, "peri_flash_pd", "flash", 1),
477 };
478
479 static struct mtk_composite infra_muxes[] = {
480 /* INFRA_TOPCKGEN_CKMUXSEL */
481 MUX(CLK_INFRA_MUX1_SEL, "infra_mux1_sel", infra_mux1_parents, 0x000,
482 2, 2),
483 };
484
485 static struct mtk_composite top_muxes[] = {
486 /* CLK_CFG_0 */
487 MUX_GATE(CLK_TOP_AXI_SEL, "axi_sel", axi_parents,
488 0x040, 0, 3, 7),
489 MUX_GATE(CLK_TOP_MEM_SEL, "mem_sel", mem_parents,
490 0x040, 8, 1, 15),
491 MUX_GATE(CLK_TOP_DDRPHYCFG_SEL, "ddrphycfg_sel", ddrphycfg_parents,
492 0x040, 16, 1, 23),
493 MUX_GATE(CLK_TOP_ETH_SEL, "eth_sel", eth_parents,
494 0x040, 24, 3, 31),
495 /* CLK_CFG_1 */
496 MUX_GATE(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents,
497 0x050, 0, 2, 7),
498 MUX_GATE(CLK_TOP_F10M_REF_SEL, "f10m_ref_sel", f10m_ref_parents,
499 0x050, 8, 1, 15),
500 MUX_GATE(CLK_TOP_NFI_INFRA_SEL, "nfi_infra_sel", nfi_infra_parents,
501 0x050, 16, 4, 23),
502 MUX_GATE(CLK_TOP_FLASH_SEL, "flash_sel", flash_parents,
503 0x050, 24, 3, 31),
504 /* CLK_CFG_2 */
505 MUX_GATE(CLK_TOP_UART_SEL, "uart_sel", uart_parents,
506 0x060, 0, 1, 7),
507 MUX_GATE(CLK_TOP_SPI0_SEL, "spi0_sel", spi0_parents,
508 0x060, 8, 3, 15),
509 MUX_GATE(CLK_TOP_SPI1_SEL, "spi1_sel", spi1_parents,
510 0x060, 16, 3, 23),
511 MUX_GATE(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", uart_parents,
512 0x060, 24, 3, 31),
513 /* CLK_CFG_3 */
514 MUX_GATE(CLK_TOP_MSDC30_0_SEL, "msdc30_0_sel", msdc30_0_parents,
515 0x070, 0, 3, 7),
516 MUX_GATE(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", msdc30_1_parents,
517 0x070, 8, 3, 15),
518 MUX_GATE(CLK_TOP_AP2WBMCU_SEL, "ap2wbmcu_sel", ap2wbmcu_parents,
519 0x070, 16, 3, 23),
520 MUX_GATE(CLK_TOP_AP2WBHIF_SEL, "ap2wbhif_sel", ap2wbmcu_parents,
521 0x070, 24, 3, 31),
522 /* CLK_CFG_4 */
523 MUX_GATE(CLK_TOP_AUDIO_SEL, "audio_sel", audio_parents,
524 0x080, 0, 2, 7),
525 MUX_GATE(CLK_TOP_AUD_INTBUS_SEL, "aud_intbus_sel", aud_intbus_parents,
526 0x080, 8, 2, 15),
527 MUX_GATE(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_parents,
528 0x080, 16, 3, 23),
529 MUX_GATE(CLK_TOP_SCP_SEL, "scp_sel", scp_parents,
530 0x080, 24, 2, 31),
531 /* CLK_CFG_5 */
532 MUX_GATE(CLK_TOP_ATB_SEL, "atb_sel", atb_parents,
533 0x090, 0, 2, 7),
534 MUX_GATE(CLK_TOP_HIF_SEL, "hif_sel", hif_parents,
535 0x090, 8, 3, 15),
536 MUX_GATE(CLK_TOP_SATA_SEL, "sata_sel", sata_parents,
537 0x090, 16, 1, 23),
538 MUX_GATE(CLK_TOP_U2_SEL, "usb20_sel", usb20_parents,
539 0x090, 24, 2, 31),
540 /* CLK_CFG_6 */
541 MUX_GATE(CLK_TOP_AUD1_SEL, "aud1_sel", aud1_parents,
542 0x0A0, 0, 1, 7),
543 MUX_GATE(CLK_TOP_AUD2_SEL, "aud2_sel", aud1_parents,
544 0x0A0, 8, 1, 15),
545 MUX_GATE(CLK_TOP_IRRX_SEL, "irrx_sel", irrx_parents,
546 0x0A0, 16, 1, 23),
547 MUX_GATE(CLK_TOP_IRTX_SEL, "irtx_sel", irrx_parents,
548 0x0A0, 24, 1, 31),
549 /* CLK_CFG_7 */
550 MUX_GATE(CLK_TOP_SATA_MCU_SEL, "sata_mcu_sel", scp_parents,
551 0x0B0, 0, 2, 7),
552 MUX_GATE(CLK_TOP_PCIE0_MCU_SEL, "pcie0_mcu_sel", scp_parents,
553 0x0B0, 8, 2, 15),
554 MUX_GATE(CLK_TOP_PCIE1_MCU_SEL, "pcie1_mcu_sel", scp_parents,
555 0x0B0, 16, 2, 23),
556 MUX_GATE(CLK_TOP_SSUSB_MCU_SEL, "ssusb_mcu_sel", scp_parents,
557 0x0B0, 24, 2, 31),
558 /* CLK_CFG_8 */
559 MUX_GATE(CLK_TOP_CRYPTO_SEL, "crypto_sel", crypto_parents,
560 0x0C0, 0, 3, 7),
561 MUX_GATE(CLK_TOP_SGMII_REF_1_SEL, "sgmii_ref_1_sel", f10m_ref_parents,
562 0x0C0, 8, 1, 15),
563 MUX_GATE(CLK_TOP_10M_SEL, "gpt10m_sel", gpt10m_parents,
564 0x0C0, 16, 1, 23),
565 };
566
567 static struct mtk_composite peri_muxes[] = {
568 /* PERI_GLOBALCON_CKSEL */
569 MUX(CLK_PERIBUS_SEL, "peribus_ck_sel", peribus_ck_parents, 0x05C, 0, 1),
570 };
571
mtk_topckgen_init(struct platform_device * pdev)572 static int mtk_topckgen_init(struct platform_device *pdev)
573 {
574 struct clk_onecell_data *clk_data;
575 void __iomem *base;
576 struct device_node *node = pdev->dev.of_node;
577
578 base = devm_platform_ioremap_resource(pdev, 0);
579 if (IS_ERR(base))
580 return PTR_ERR(base);
581
582 clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK);
583
584 mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks),
585 clk_data);
586
587 mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs),
588 clk_data);
589
590 mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes),
591 base, &mt7629_clk_lock, clk_data);
592
593 clk_prepare_enable(clk_data->clks[CLK_TOP_AXI_SEL]);
594 clk_prepare_enable(clk_data->clks[CLK_TOP_MEM_SEL]);
595 clk_prepare_enable(clk_data->clks[CLK_TOP_DDRPHYCFG_SEL]);
596
597 return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
598 }
599
mtk_infrasys_init(struct platform_device * pdev)600 static int mtk_infrasys_init(struct platform_device *pdev)
601 {
602 struct device_node *node = pdev->dev.of_node;
603 struct clk_onecell_data *clk_data;
604
605 clk_data = mtk_alloc_clk_data(CLK_INFRA_NR_CLK);
606
607 mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks),
608 clk_data);
609
610 mtk_clk_register_cpumuxes(node, infra_muxes, ARRAY_SIZE(infra_muxes),
611 clk_data);
612
613 return of_clk_add_provider(node, of_clk_src_onecell_get,
614 clk_data);
615 }
616
mtk_pericfg_init(struct platform_device * pdev)617 static int mtk_pericfg_init(struct platform_device *pdev)
618 {
619 struct clk_onecell_data *clk_data;
620 void __iomem *base;
621 int r;
622 struct device_node *node = pdev->dev.of_node;
623
624 base = devm_platform_ioremap_resource(pdev, 0);
625 if (IS_ERR(base))
626 return PTR_ERR(base);
627
628 clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK);
629
630 mtk_clk_register_gates(node, peri_clks, ARRAY_SIZE(peri_clks),
631 clk_data);
632
633 mtk_clk_register_composites(peri_muxes, ARRAY_SIZE(peri_muxes), base,
634 &mt7629_clk_lock, clk_data);
635
636 r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
637 if (r)
638 return r;
639
640 clk_prepare_enable(clk_data->clks[CLK_PERI_UART0_PD]);
641
642 return 0;
643 }
644
mtk_apmixedsys_init(struct platform_device * pdev)645 static int mtk_apmixedsys_init(struct platform_device *pdev)
646 {
647 struct clk_onecell_data *clk_data;
648 struct device_node *node = pdev->dev.of_node;
649
650 clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK);
651 if (!clk_data)
652 return -ENOMEM;
653
654 mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls),
655 clk_data);
656
657 mtk_clk_register_gates(node, apmixed_clks,
658 ARRAY_SIZE(apmixed_clks), clk_data);
659
660 clk_prepare_enable(clk_data->clks[CLK_APMIXED_ARMPLL]);
661 clk_prepare_enable(clk_data->clks[CLK_APMIXED_MAIN_CORE_EN]);
662
663 return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
664 }
665
666
667 static const struct of_device_id of_match_clk_mt7629[] = {
668 {
669 .compatible = "mediatek,mt7629-apmixedsys",
670 .data = mtk_apmixedsys_init,
671 }, {
672 .compatible = "mediatek,mt7629-infracfg",
673 .data = mtk_infrasys_init,
674 }, {
675 .compatible = "mediatek,mt7629-topckgen",
676 .data = mtk_topckgen_init,
677 }, {
678 .compatible = "mediatek,mt7629-pericfg",
679 .data = mtk_pericfg_init,
680 }, {
681 /* sentinel */
682 }
683 };
684
clk_mt7629_probe(struct platform_device * pdev)685 static int clk_mt7629_probe(struct platform_device *pdev)
686 {
687 int (*clk_init)(struct platform_device *);
688 int r;
689
690 clk_init = of_device_get_match_data(&pdev->dev);
691 if (!clk_init)
692 return -EINVAL;
693
694 r = clk_init(pdev);
695 if (r)
696 dev_err(&pdev->dev,
697 "could not register clock provider: %s: %d\n",
698 pdev->name, r);
699
700 return r;
701 }
702
703 static struct platform_driver clk_mt7629_drv = {
704 .probe = clk_mt7629_probe,
705 .driver = {
706 .name = "clk-mt7629",
707 .of_match_table = of_match_clk_mt7629,
708 },
709 };
710
clk_mt7629_init(void)711 static int clk_mt7629_init(void)
712 {
713 return platform_driver_register(&clk_mt7629_drv);
714 }
715
716 arch_initcall(clk_mt7629_init);
717