1 /*
2  * Copyright (C) 2016 Socionext Inc.
3  *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  */
15 
16 #include <linux/stddef.h>
17 
18 #include "clk-uniphier.h"
19 
20 #define UNIPHIER_LD4_SYS_CLK_SD					\
21 	UNIPHIER_CLK_FACTOR("sd-200m", -1, "spll", 1, 8),		\
22 	UNIPHIER_CLK_FACTOR("sd-133m", -1, "vpll27a", 1, 2)
23 
24 #define UNIPHIER_PRO5_SYS_CLK_SD					\
25 	UNIPHIER_CLK_FACTOR("sd-200m", -1, "spll", 1, 12),		\
26 	UNIPHIER_CLK_FACTOR("sd-133m", -1, "spll", 1, 18)
27 
28 #define UNIPHIER_LD20_SYS_CLK_SD					\
29 	UNIPHIER_CLK_FACTOR("sd-200m", -1, "spll", 1, 10),		\
30 	UNIPHIER_CLK_FACTOR("sd-133m", -1, "spll", 1, 15)
31 
32 #define UNIPHIER_LD4_SYS_CLK_NAND(idx)					\
33 	UNIPHIER_CLK_FACTOR("nand-50m", -1, "spll", 1, 32),		\
34 	UNIPHIER_CLK_GATE("nand", (idx), "nand-50m", 0x2104, 2)
35 
36 #define UNIPHIER_PRO5_SYS_CLK_NAND(idx)					\
37 	UNIPHIER_CLK_FACTOR("nand-50m", -1, "spll", 1, 48),		\
38 	UNIPHIER_CLK_GATE("nand", (idx), "nand-50m", 0x2104, 2)
39 
40 #define UNIPHIER_LD11_SYS_CLK_NAND(idx)					\
41 	UNIPHIER_CLK_FACTOR("nand-50m", -1, "spll", 1, 40),		\
42 	UNIPHIER_CLK_GATE("nand", (idx), "nand-50m", 0x210c, 0)
43 
44 #define UNIPHIER_SYS_CLK_NAND_4X(idx)					\
45 	UNIPHIER_CLK_FACTOR("nand-4x", (idx), "nand", 4, 1)
46 
47 #define UNIPHIER_LD11_SYS_CLK_EMMC(idx)					\
48 	UNIPHIER_CLK_GATE("emmc", (idx), NULL, 0x210c, 2)
49 
50 #define UNIPHIER_LD4_SYS_CLK_STDMAC(idx)				\
51 	UNIPHIER_CLK_GATE("stdmac", (idx), NULL, 0x2104, 10)
52 
53 #define UNIPHIER_LD11_SYS_CLK_STDMAC(idx)				\
54 	UNIPHIER_CLK_GATE("stdmac", (idx), NULL, 0x210c, 8)
55 
56 #define UNIPHIER_LD11_SYS_CLK_HSC(idx)					\
57 	UNIPHIER_CLK_GATE("hsc", (idx), NULL, 0x210c, 9)
58 
59 #define UNIPHIER_PRO4_SYS_CLK_GIO(idx)					\
60 	UNIPHIER_CLK_GATE("gio", (idx), NULL, 0x2104, 6)
61 
62 #define UNIPHIER_PRO4_SYS_CLK_USB3(idx, ch)				\
63 	UNIPHIER_CLK_GATE("usb3" #ch, (idx), NULL, 0x2104, 16 + (ch))
64 
65 #define UNIPHIER_PRO4_SYS_CLK_AIO(idx)					\
66 	UNIPHIER_CLK_FACTOR("aio-io200m", -1, "spll", 1, 8),		\
67 	UNIPHIER_CLK_GATE("aio", (idx), "aio-io200m", 0x2104, 13)
68 
69 #define UNIPHIER_PRO5_SYS_CLK_AIO(idx)					\
70 	UNIPHIER_CLK_FACTOR("aio-io200m", -1, "spll", 1, 12),		\
71 	UNIPHIER_CLK_GATE("aio", (idx), "aio-io200m", 0x2104, 13)
72 
73 #define UNIPHIER_LD11_SYS_CLK_AIO(idx)					\
74 	UNIPHIER_CLK_FACTOR("aio-io200m", -1, "spll", 1, 10),		\
75 	UNIPHIER_CLK_GATE("aio", (idx), "aio-io200m", 0x2108, 0)
76 
77 #define UNIPHIER_LD11_SYS_CLK_EVEA(idx)					\
78 	UNIPHIER_CLK_FACTOR("evea-io100m", -1, "spll", 1, 20),		\
79 	UNIPHIER_CLK_GATE("evea", (idx), "evea-io100m", 0x2108, 1)
80 
81 #define UNIPHIER_LD11_SYS_CLK_EXIV(idx)					\
82 	UNIPHIER_CLK_FACTOR("exiv-io200m", -1, "spll", 1, 10),		\
83 	UNIPHIER_CLK_GATE("exiv", (idx), "exiv-io200m", 0x2110, 2)
84 
85 #define UNIPHIER_PRO4_SYS_CLK_ETHER(idx)				\
86 	UNIPHIER_CLK_GATE("ether", (idx), NULL, 0x2104, 12)
87 
88 #define UNIPHIER_LD11_SYS_CLK_ETHER(idx)				\
89 	UNIPHIER_CLK_GATE("ether", (idx), NULL, 0x210c, 6)
90 
91 const struct uniphier_clk_data uniphier_ld4_sys_clk_data[] = {
92 	UNIPHIER_CLK_FACTOR("spll", -1, "ref", 65, 1),		/* 1597.44 MHz */
93 	UNIPHIER_CLK_FACTOR("upll", -1, "ref", 6000, 512),	/* 288 MHz */
94 	UNIPHIER_CLK_FACTOR("a2pll", -1, "ref", 24, 1),		/* 589.824 MHz */
95 	UNIPHIER_CLK_FACTOR("vpll27a", -1, "ref", 5625, 512),	/* 270 MHz */
96 	UNIPHIER_CLK_FACTOR("uart", 0, "a2pll", 1, 16),
97 	UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 16),
98 	UNIPHIER_CLK_FACTOR("spi", -1, "spll", 1, 32),
99 	UNIPHIER_LD4_SYS_CLK_NAND(2),
100 	UNIPHIER_SYS_CLK_NAND_4X(3),
101 	UNIPHIER_LD4_SYS_CLK_SD,
102 	UNIPHIER_CLK_FACTOR("usb2", -1, "upll", 1, 12),
103 	UNIPHIER_LD4_SYS_CLK_STDMAC(8),			/* Ether, HSC, MIO */
104 	{ /* sentinel */ }
105 };
106 
107 const struct uniphier_clk_data uniphier_pro4_sys_clk_data[] = {
108 	UNIPHIER_CLK_FACTOR("spll", -1, "ref", 64, 1),		/* 1600 MHz */
109 	UNIPHIER_CLK_FACTOR("upll", -1, "ref", 288, 25),	/* 288 MHz */
110 	UNIPHIER_CLK_FACTOR("a2pll", -1, "upll", 256, 125),	/* 589.824 MHz */
111 	UNIPHIER_CLK_FACTOR("vpll27a", -1, "ref", 270, 25),	/* 270 MHz */
112 	UNIPHIER_CLK_FACTOR("gpll", -1, "ref", 10, 1),		/* 250 MHz */
113 	UNIPHIER_CLK_FACTOR("uart", 0, "a2pll", 1, 8),
114 	UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 32),
115 	UNIPHIER_CLK_FACTOR("spi", 1, "spll", 1, 32),
116 	UNIPHIER_LD4_SYS_CLK_NAND(2),
117 	UNIPHIER_SYS_CLK_NAND_4X(3),
118 	UNIPHIER_LD4_SYS_CLK_SD,
119 	UNIPHIER_CLK_FACTOR("usb2", -1, "upll", 1, 12),
120 	UNIPHIER_PRO4_SYS_CLK_ETHER(6),
121 	UNIPHIER_CLK_GATE("ether-gb", 7, "gpll", 0x2104, 5),
122 	UNIPHIER_LD4_SYS_CLK_STDMAC(8),			/* HSC, MIO, RLE */
123 	UNIPHIER_CLK_GATE("ether-phy", 10, "ref", 0x2260, 0),
124 	UNIPHIER_PRO4_SYS_CLK_GIO(12),			/* Ether, SATA, USB3 */
125 	UNIPHIER_PRO4_SYS_CLK_USB3(14, 0),
126 	UNIPHIER_PRO4_SYS_CLK_USB3(15, 1),
127 	UNIPHIER_CLK_FACTOR("usb30-hsphy0", 16, "upll", 1, 12),
128 	UNIPHIER_CLK_FACTOR("usb30-ssphy0", 17, "ref", 1, 1),
129 	UNIPHIER_CLK_FACTOR("usb31-ssphy0", 20, "ref", 1, 1),
130 	UNIPHIER_CLK_GATE("sata0", 28, NULL, 0x2104, 18),
131 	UNIPHIER_CLK_GATE("sata1", 29, NULL, 0x2104, 19),
132 	UNIPHIER_PRO4_SYS_CLK_AIO(40),
133 	{ /* sentinel */ }
134 };
135 
136 const struct uniphier_clk_data uniphier_sld8_sys_clk_data[] = {
137 	UNIPHIER_CLK_FACTOR("spll", -1, "ref", 64, 1),		/* 1600 MHz */
138 	UNIPHIER_CLK_FACTOR("upll", -1, "ref", 288, 25),	/* 288 MHz */
139 	UNIPHIER_CLK_FACTOR("vpll27a", -1, "ref", 270, 25),	/* 270 MHz */
140 	UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 20),
141 	UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 16),
142 	UNIPHIER_CLK_FACTOR("spi", -1, "spll", 1, 32),
143 	UNIPHIER_LD4_SYS_CLK_NAND(2),
144 	UNIPHIER_SYS_CLK_NAND_4X(3),
145 	UNIPHIER_LD4_SYS_CLK_SD,
146 	UNIPHIER_CLK_FACTOR("usb2", -1, "upll", 1, 12),
147 	UNIPHIER_LD4_SYS_CLK_STDMAC(8),			/* Ether, HSC, MIO */
148 	{ /* sentinel */ }
149 };
150 
151 const struct uniphier_clk_data uniphier_pro5_sys_clk_data[] = {
152 	UNIPHIER_CLK_FACTOR("spll", -1, "ref", 120, 1),		/* 2400 MHz */
153 	UNIPHIER_CLK_FACTOR("dapll1", -1, "ref", 128, 1),	/* 2560 MHz */
154 	UNIPHIER_CLK_FACTOR("dapll2", -1, "dapll1", 144, 125),	/* 2949.12 MHz */
155 	UNIPHIER_CLK_FACTOR("uart", 0, "dapll2", 1, 40),
156 	UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 48),
157 	UNIPHIER_CLK_FACTOR("spi", -1, "spll", 1, 48),
158 	UNIPHIER_PRO5_SYS_CLK_NAND(2),
159 	UNIPHIER_SYS_CLK_NAND_4X(3),
160 	UNIPHIER_PRO5_SYS_CLK_SD,
161 	UNIPHIER_LD4_SYS_CLK_STDMAC(8),				/* HSC */
162 	UNIPHIER_PRO4_SYS_CLK_GIO(12),				/* PCIe, USB3 */
163 	UNIPHIER_PRO4_SYS_CLK_USB3(14, 0),
164 	UNIPHIER_PRO4_SYS_CLK_USB3(15, 1),
165 	UNIPHIER_CLK_GATE("pcie", 24, NULL, 0x2108, 2),
166 	UNIPHIER_PRO5_SYS_CLK_AIO(40),
167 	{ /* sentinel */ }
168 };
169 
170 const struct uniphier_clk_data uniphier_pxs2_sys_clk_data[] = {
171 	UNIPHIER_CLK_FACTOR("spll", -1, "ref", 96, 1),		/* 2400 MHz */
172 	UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 27),
173 	UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 48),
174 	UNIPHIER_CLK_FACTOR("spi", -1, "spll", 1, 48),
175 	UNIPHIER_PRO5_SYS_CLK_NAND(2),
176 	UNIPHIER_SYS_CLK_NAND_4X(3),
177 	UNIPHIER_PRO5_SYS_CLK_SD,
178 	UNIPHIER_PRO4_SYS_CLK_ETHER(6),
179 	UNIPHIER_LD4_SYS_CLK_STDMAC(8),				/* HSC, RLE */
180 	/* GIO is always clock-enabled: no function for 0x2104 bit6 */
181 	UNIPHIER_PRO4_SYS_CLK_USB3(14, 0),
182 	UNIPHIER_PRO4_SYS_CLK_USB3(15, 1),
183 	/* The document mentions 0x2104 bit 18, but not functional */
184 	UNIPHIER_CLK_GATE("usb30-hsphy0", 16, NULL, 0x2104, 19),
185 	UNIPHIER_CLK_FACTOR("usb30-ssphy0", 17, "ref", 1, 1),
186 	UNIPHIER_CLK_FACTOR("usb30-ssphy1", 18, "ref", 1, 1),
187 	UNIPHIER_CLK_GATE("usb31-hsphy0", 20, NULL, 0x2104, 20),
188 	UNIPHIER_CLK_FACTOR("usb31-ssphy0", 21, "ref", 1, 1),
189 	UNIPHIER_CLK_GATE("sata0", 28, NULL, 0x2104, 22),
190 	UNIPHIER_PRO5_SYS_CLK_AIO(40),
191 	{ /* sentinel */ }
192 };
193 
194 const struct uniphier_clk_data uniphier_ld11_sys_clk_data[] = {
195 	UNIPHIER_CLK_FACTOR("cpll", -1, "ref", 392, 5),		/* 1960 MHz */
196 	UNIPHIER_CLK_FACTOR("mpll", -1, "ref", 64, 1),		/* 1600 MHz */
197 	UNIPHIER_CLK_FACTOR("spll", -1, "ref", 80, 1),		/* 2000 MHz */
198 	UNIPHIER_CLK_FACTOR("vspll", -1, "ref", 80, 1),		/* 2000 MHz */
199 	UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 34),
200 	UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 40),
201 	UNIPHIER_CLK_FACTOR("spi", -1, "spll", 1, 40),
202 	UNIPHIER_LD11_SYS_CLK_NAND(2),
203 	UNIPHIER_SYS_CLK_NAND_4X(3),
204 	UNIPHIER_LD11_SYS_CLK_EMMC(4),
205 	/* Index 5 reserved for eMMC PHY */
206 	UNIPHIER_LD11_SYS_CLK_ETHER(6),
207 	UNIPHIER_LD11_SYS_CLK_STDMAC(8),			/* HSC, MIO */
208 	UNIPHIER_LD11_SYS_CLK_HSC(9),
209 	UNIPHIER_CLK_FACTOR("usb2", -1, "ref", 24, 25),
210 	UNIPHIER_LD11_SYS_CLK_AIO(40),
211 	UNIPHIER_LD11_SYS_CLK_EVEA(41),
212 	UNIPHIER_LD11_SYS_CLK_EXIV(42),
213 	/* CPU gears */
214 	UNIPHIER_CLK_DIV4("cpll", 2, 3, 4, 8),
215 	UNIPHIER_CLK_DIV4("mpll", 2, 3, 4, 8),
216 	UNIPHIER_CLK_DIV3("spll", 3, 4, 8),
217 	/* Note: both gear1 and gear4 are spll/4.  This is not a bug. */
218 	UNIPHIER_CLK_CPUGEAR("cpu-ca53", 33, 0x8080, 0xf, 8,
219 			     "cpll/2", "spll/4", "cpll/3", "spll/3",
220 			     "spll/4", "spll/8", "cpll/4", "cpll/8"),
221 	UNIPHIER_CLK_CPUGEAR("cpu-ipp", 34, 0x8100, 0xf, 8,
222 			     "mpll/2", "spll/4", "mpll/3", "spll/3",
223 			     "spll/4", "spll/8", "mpll/4", "mpll/8"),
224 	{ /* sentinel */ }
225 };
226 
227 const struct uniphier_clk_data uniphier_ld20_sys_clk_data[] = {
228 	UNIPHIER_CLK_FACTOR("cpll", -1, "ref", 88, 1),		/* ARM: 2200 MHz */
229 	UNIPHIER_CLK_FACTOR("gppll", -1, "ref", 52, 1),		/* Mali: 1300 MHz */
230 	UNIPHIER_CLK_FACTOR("mpll", -1, "ref", 64, 1),		/* Codec: 1600 MHz */
231 	UNIPHIER_CLK_FACTOR("spll", -1, "ref", 80, 1),		/* 2000 MHz */
232 	UNIPHIER_CLK_FACTOR("s2pll", -1, "ref", 88, 1),		/* IPP: 2200 MHz */
233 	UNIPHIER_CLK_FACTOR("vppll", -1, "ref", 504, 5),	/* 2520 MHz */
234 	UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 34),
235 	UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 40),
236 	UNIPHIER_CLK_FACTOR("spi", -1, "spll", 1, 40),
237 	UNIPHIER_LD11_SYS_CLK_NAND(2),
238 	UNIPHIER_SYS_CLK_NAND_4X(3),
239 	UNIPHIER_LD11_SYS_CLK_EMMC(4),
240 	/* Index 5 reserved for eMMC PHY */
241 	UNIPHIER_LD20_SYS_CLK_SD,
242 	UNIPHIER_LD11_SYS_CLK_ETHER(6),
243 	UNIPHIER_LD11_SYS_CLK_STDMAC(8),			/* HSC */
244 	UNIPHIER_LD11_SYS_CLK_HSC(9),
245 	/* GIO is always clock-enabled: no function for 0x210c bit5 */
246 	/*
247 	 * clock for USB Link is enabled by the logic "OR" of bit 14 and bit 15.
248 	 * We do not use bit 15 here.
249 	 */
250 	UNIPHIER_CLK_GATE("usb30", 14, NULL, 0x210c, 14),
251 	UNIPHIER_CLK_GATE("usb30-hsphy0", 16, NULL, 0x210c, 12),
252 	UNIPHIER_CLK_GATE("usb30-hsphy1", 17, NULL, 0x210c, 13),
253 	UNIPHIER_CLK_FACTOR("usb30-ssphy0", 18, "ref", 1, 1),
254 	UNIPHIER_CLK_FACTOR("usb30-ssphy1", 19, "ref", 1, 1),
255 	UNIPHIER_CLK_GATE("pcie", 24, NULL, 0x210c, 4),
256 	UNIPHIER_LD11_SYS_CLK_AIO(40),
257 	UNIPHIER_LD11_SYS_CLK_EVEA(41),
258 	UNIPHIER_LD11_SYS_CLK_EXIV(42),
259 	/* CPU gears */
260 	UNIPHIER_CLK_DIV4("cpll", 2, 3, 4, 8),
261 	UNIPHIER_CLK_DIV4("spll", 2, 3, 4, 8),
262 	UNIPHIER_CLK_DIV4("s2pll", 2, 3, 4, 8),
263 	UNIPHIER_CLK_CPUGEAR("cpu-ca72", 32, 0x8000, 0xf, 8,
264 			     "cpll/2", "spll/2", "cpll/3", "spll/3",
265 			     "spll/4", "spll/8", "cpll/4", "cpll/8"),
266 	UNIPHIER_CLK_CPUGEAR("cpu-ca53", 33, 0x8080, 0xf, 8,
267 			     "cpll/2", "spll/2", "cpll/3", "spll/3",
268 			     "spll/4", "spll/8", "cpll/4", "cpll/8"),
269 	UNIPHIER_CLK_CPUGEAR("cpu-ipp", 34, 0x8100, 0xf, 8,
270 			     "s2pll/2", "spll/2", "s2pll/3", "spll/3",
271 			     "spll/4", "spll/8", "s2pll/4", "s2pll/8"),
272 	{ /* sentinel */ }
273 };
274 
275 const struct uniphier_clk_data uniphier_pxs3_sys_clk_data[] = {
276 	UNIPHIER_CLK_FACTOR("cpll", -1, "ref", 104, 1),		/* ARM: 2600 MHz */
277 	UNIPHIER_CLK_FACTOR("spll", -1, "ref", 80, 1),		/* 2000 MHz */
278 	UNIPHIER_CLK_FACTOR("s2pll", -1, "ref", 88, 1),		/* IPP: 2400 MHz */
279 	UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 34),
280 	UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 40),
281 	UNIPHIER_CLK_FACTOR("spi", -1, "spll", 1, 40),
282 	UNIPHIER_LD20_SYS_CLK_SD,
283 	UNIPHIER_LD11_SYS_CLK_NAND(2),
284 	UNIPHIER_SYS_CLK_NAND_4X(3),
285 	UNIPHIER_LD11_SYS_CLK_EMMC(4),
286 	UNIPHIER_CLK_GATE("ether0", 6, NULL, 0x210c, 9),
287 	UNIPHIER_CLK_GATE("ether1", 7, NULL, 0x210c, 10),
288 	UNIPHIER_CLK_GATE("usb30", 12, NULL, 0x210c, 4),	/* =GIO0 */
289 	UNIPHIER_CLK_GATE("usb31-0", 13, NULL, 0x210c, 5),	/* =GIO1 */
290 	UNIPHIER_CLK_GATE("usb31-1", 14, NULL, 0x210c, 6),	/* =GIO1-1 */
291 	UNIPHIER_CLK_GATE("usb30-hsphy0", 16, NULL, 0x210c, 16),
292 	UNIPHIER_CLK_GATE("usb30-ssphy0", 17, NULL, 0x210c, 18),
293 	UNIPHIER_CLK_GATE("usb30-ssphy1", 18, NULL, 0x210c, 20),
294 	UNIPHIER_CLK_GATE("usb31-hsphy0", 20, NULL, 0x210c, 17),
295 	UNIPHIER_CLK_GATE("usb31-ssphy0", 21, NULL, 0x210c, 19),
296 	UNIPHIER_CLK_GATE("pcie", 24, NULL, 0x210c, 3),
297 	UNIPHIER_CLK_GATE("sata0", 28, NULL, 0x210c, 7),
298 	UNIPHIER_CLK_GATE("sata1", 29, NULL, 0x210c, 8),
299 	UNIPHIER_CLK_GATE("sata-phy", 30, NULL, 0x210c, 21),
300 	/* CPU gears */
301 	UNIPHIER_CLK_DIV4("cpll", 2, 3, 4, 8),
302 	UNIPHIER_CLK_DIV4("spll", 2, 3, 4, 8),
303 	UNIPHIER_CLK_DIV4("s2pll", 2, 3, 4, 8),
304 	UNIPHIER_CLK_CPUGEAR("cpu-ca53", 33, 0x8080, 0xf, 8,
305 			     "cpll/2", "spll/2", "cpll/3", "spll/3",
306 			     "spll/4", "spll/8", "cpll/4", "cpll/8"),
307 	UNIPHIER_CLK_CPUGEAR("cpu-ipp", 34, 0x8100, 0xf, 8,
308 			     "s2pll/2", "spll/2", "s2pll/3", "spll/3",
309 			     "spll/4", "spll/8", "s2pll/4", "s2pll/8"),
310 	{ /* sentinel */ }
311 };
312