xref: /netbsd-src/sys/arch/arm/sunxi/sun50i_a64_ccu.c (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /* $NetBSD: sun50i_a64_ccu.c,v 1.9 2018/05/18 02:03:00 jmcneill Exp $ */
2 
3 /*-
4  * Copyright (c) 2017 Jared McNeill <jmcneill@invisible.ca>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 
31 __KERNEL_RCSID(1, "$NetBSD: sun50i_a64_ccu.c,v 1.9 2018/05/18 02:03:00 jmcneill Exp $");
32 
33 #include <sys/param.h>
34 #include <sys/bus.h>
35 #include <sys/device.h>
36 #include <sys/systm.h>
37 
38 #include <dev/fdt/fdtvar.h>
39 
40 #include <arm/sunxi/sunxi_ccu.h>
41 #include <arm/sunxi/sun50i_a64_ccu.h>
42 
43 #define	PLL_CPUX_CTRL_REG	0x000
44 #define	PLL_AUDIO_CTRL_REG	0x008
45 #define	PLL_PERIPH0_CTRL_REG	0x028
46 #define	PLL_PERIPH1_CTRL_REG	0x02c
47 #define	AHB1_APB1_CFG_REG	0x054
48 #define	APB2_CFG_REG		0x058
49 #define	AHB2_CFG_REG		0x05c
50 #define	BUS_CLK_GATING_REG0	0x060
51 #define	BUS_CLK_GATING_REG1	0x064
52 #define	BUS_CLK_GATING_REG2	0x068
53 #define	BUS_CLK_GATING_REG3	0x06c
54 #define	BUS_CLK_GATING_REG4	0x070
55 #define	THS_CLK_REG		0x074
56 #define	SDMMC0_CLK_REG		0x088
57 #define	SDMMC1_CLK_REG		0x08c
58 #define	SDMMC2_CLK_REG		0x090
59 #define	USBPHY_CFG_REG		0x0cc
60 #define	DRAM_CFG_REG		0x0f4
61 #define	MBUS_RST_REG		0x0fc
62 #define	AC_DIG_CLK_REG		0x140
63 #define	BUS_SOFT_RST_REG0	0x2c0
64 #define	BUS_SOFT_RST_REG1	0x2c4
65 #define	BUS_SOFT_RST_REG2	0x2c8
66 #define	BUS_SOFT_RST_REG3	0x2d0
67 #define	BUS_SOFT_RST_REG4	0x2d8
68 
69 static int sun50i_a64_ccu_match(device_t, cfdata_t, void *);
70 static void sun50i_a64_ccu_attach(device_t, device_t, void *);
71 
72 static const char * const compatible[] = {
73 	"allwinner,sun50i-a64-ccu",
74 	NULL
75 };
76 
77 CFATTACH_DECL_NEW(sunxi_a64_ccu, sizeof(struct sunxi_ccu_softc),
78 	sun50i_a64_ccu_match, sun50i_a64_ccu_attach, NULL, NULL);
79 
80 static struct sunxi_ccu_reset sun50i_a64_ccu_resets[] = {
81 	SUNXI_CCU_RESET(A64_RST_USB_PHY0, USBPHY_CFG_REG, 0),
82 	SUNXI_CCU_RESET(A64_RST_USB_PHY1, USBPHY_CFG_REG, 1),
83 	SUNXI_CCU_RESET(A64_RST_USB_HSIC, USBPHY_CFG_REG, 2),
84 
85 	SUNXI_CCU_RESET(A64_RST_DRAM, DRAM_CFG_REG, 31),
86 
87 	SUNXI_CCU_RESET(A64_RST_MBUS, MBUS_RST_REG, 31),
88 
89 	SUNXI_CCU_RESET(A64_RST_BUS_MIPI_DSI, BUS_SOFT_RST_REG0, 1),
90 	SUNXI_CCU_RESET(A64_RST_BUS_CE, BUS_SOFT_RST_REG0, 5),
91 	SUNXI_CCU_RESET(A64_RST_BUS_DMA, BUS_SOFT_RST_REG0, 6),
92 	SUNXI_CCU_RESET(A64_RST_BUS_MMC0, BUS_SOFT_RST_REG0, 8),
93 	SUNXI_CCU_RESET(A64_RST_BUS_MMC1, BUS_SOFT_RST_REG0, 9),
94 	SUNXI_CCU_RESET(A64_RST_BUS_MMC2, BUS_SOFT_RST_REG0, 10),
95 	SUNXI_CCU_RESET(A64_RST_BUS_NAND, BUS_SOFT_RST_REG0, 13),
96 	SUNXI_CCU_RESET(A64_RST_BUS_DRAM, BUS_SOFT_RST_REG0, 14),
97 	SUNXI_CCU_RESET(A64_RST_BUS_EMAC, BUS_SOFT_RST_REG0, 17),
98 	SUNXI_CCU_RESET(A64_RST_BUS_TS, BUS_SOFT_RST_REG0, 18),
99 	SUNXI_CCU_RESET(A64_RST_BUS_HSTIMER, BUS_SOFT_RST_REG0, 19),
100 	SUNXI_CCU_RESET(A64_RST_BUS_SPI0, BUS_SOFT_RST_REG0, 20),
101 	SUNXI_CCU_RESET(A64_RST_BUS_SPI1, BUS_SOFT_RST_REG0, 21),
102 	SUNXI_CCU_RESET(A64_RST_BUS_OTG, BUS_SOFT_RST_REG0, 23),
103 	SUNXI_CCU_RESET(A64_RST_BUS_EHCI0, BUS_SOFT_RST_REG0, 24),
104 	SUNXI_CCU_RESET(A64_RST_BUS_EHCI1, BUS_SOFT_RST_REG0, 25),
105 	SUNXI_CCU_RESET(A64_RST_BUS_OHCI0, BUS_SOFT_RST_REG0, 28),
106 	SUNXI_CCU_RESET(A64_RST_BUS_OHCI1, BUS_SOFT_RST_REG0, 29),
107 
108 	SUNXI_CCU_RESET(A64_RST_BUS_VE, BUS_SOFT_RST_REG1, 0),
109 	SUNXI_CCU_RESET(A64_RST_BUS_TCON0, BUS_SOFT_RST_REG1, 3),
110 	SUNXI_CCU_RESET(A64_RST_BUS_TCON1, BUS_SOFT_RST_REG1, 4),
111 	SUNXI_CCU_RESET(A64_RST_BUS_DEINTERLACE, BUS_SOFT_RST_REG1, 5),
112 	SUNXI_CCU_RESET(A64_RST_BUS_CSI, BUS_SOFT_RST_REG1, 8),
113 	SUNXI_CCU_RESET(A64_RST_BUS_HDMI0, BUS_SOFT_RST_REG1, 10),
114 	SUNXI_CCU_RESET(A64_RST_BUS_HDMI1, BUS_SOFT_RST_REG1, 11),
115 	SUNXI_CCU_RESET(A64_RST_BUS_DE, BUS_SOFT_RST_REG1, 12),
116 	SUNXI_CCU_RESET(A64_RST_BUS_GPU, BUS_SOFT_RST_REG1, 20),
117 	SUNXI_CCU_RESET(A64_RST_BUS_MSGBOX, BUS_SOFT_RST_REG1, 21),
118 	SUNXI_CCU_RESET(A64_RST_BUS_SPINLOCK, BUS_SOFT_RST_REG1, 22),
119 	SUNXI_CCU_RESET(A64_RST_BUS_DBG, BUS_SOFT_RST_REG1, 31),
120 
121 	SUNXI_CCU_RESET(A64_RST_BUS_LVDS, BUS_SOFT_RST_REG2, 0),
122 
123 	SUNXI_CCU_RESET(A64_RST_BUS_CODEC, BUS_SOFT_RST_REG3, 0),
124 	SUNXI_CCU_RESET(A64_RST_BUS_SPDIF, BUS_SOFT_RST_REG3, 1),
125 	SUNXI_CCU_RESET(A64_RST_BUS_THS, BUS_SOFT_RST_REG3, 8),
126 	SUNXI_CCU_RESET(A64_RST_BUS_I2S0, BUS_SOFT_RST_REG3, 12),
127 	SUNXI_CCU_RESET(A64_RST_BUS_I2S1, BUS_SOFT_RST_REG3, 13),
128 	SUNXI_CCU_RESET(A64_RST_BUS_I2S2, BUS_SOFT_RST_REG3, 14),
129 
130 	SUNXI_CCU_RESET(A64_RST_BUS_I2C0, BUS_SOFT_RST_REG4, 0),
131 	SUNXI_CCU_RESET(A64_RST_BUS_I2C1, BUS_SOFT_RST_REG4, 1),
132 	SUNXI_CCU_RESET(A64_RST_BUS_I2C2, BUS_SOFT_RST_REG4, 2),
133 	SUNXI_CCU_RESET(A64_RST_BUS_SCR, BUS_SOFT_RST_REG4, 5),
134 	SUNXI_CCU_RESET(A64_RST_BUS_UART0, BUS_SOFT_RST_REG4, 16),
135 	SUNXI_CCU_RESET(A64_RST_BUS_UART1, BUS_SOFT_RST_REG4, 17),
136 	SUNXI_CCU_RESET(A64_RST_BUS_UART2, BUS_SOFT_RST_REG4, 18),
137 	SUNXI_CCU_RESET(A64_RST_BUS_UART3, BUS_SOFT_RST_REG4, 19),
138 };
139 
140 static const char *ahb1_parents[] = { "losc", "hosc", "axi", "pll_periph0" };
141 static const char *ahb2_parents[] = { "ahb1", "pll_periph0" };
142 static const char *apb1_parents[] = { "ahb1" };
143 static const char *apb2_parents[] = { "losc", "hosc", "pll_periph0" };
144 static const char *mmc_parents[] = { "hosc", "pll_periph0_2x", "pll_periph1_2x" };
145 static const char *ths_parents[] = { "hosc", NULL, NULL, NULL };
146 
147 static const struct sunxi_ccu_nkmp_tbl sun50i_a64_cpux_table[] = {
148 	{ 60000000, 9, 0, 0, 2 },
149 	{ 66000000, 10, 0, 0, 2 },
150 	{ 72000000, 11, 0, 0, 2 },
151 	{ 78000000, 12, 0, 0, 2 },
152 	{ 84000000, 13, 0, 0, 2 },
153 	{ 90000000, 14, 0, 0, 2 },
154 	{ 96000000, 15, 0, 0, 2 },
155 	{ 102000000, 16, 0, 0, 2 },
156 	{ 108000000, 17, 0, 0, 2 },
157 	{ 114000000, 18, 0, 0, 2 },
158 	{ 120000000, 9, 0, 0, 1 },
159 	{ 132000000, 10, 0, 0, 1 },
160 	{ 144000000, 11, 0, 0, 1 },
161 	{ 156000000, 12, 0, 0, 1 },
162 	{ 168000000, 13, 0, 0, 1 },
163 	{ 180000000, 14, 0, 0, 1 },
164 	{ 192000000, 15, 0, 0, 1 },
165 	{ 204000000, 16, 0, 0, 1 },
166 	{ 216000000, 17, 0, 0, 1 },
167 	{ 228000000, 18, 0, 0, 1 },
168 	{ 240000000, 9, 0, 0, 0 },
169 	{ 264000000, 10, 0, 0, 0 },
170 	{ 288000000, 11, 0, 0, 0 },
171 	{ 312000000, 12, 0, 0, 0 },
172 	{ 336000000, 13, 0, 0, 0 },
173 	{ 360000000, 14, 0, 0, 0 },
174 	{ 384000000, 15, 0, 0, 0 },
175 	{ 408000000, 16, 0, 0, 0 },
176 	{ 432000000, 17, 0, 0, 0 },
177 	{ 456000000, 18, 0, 0, 0 },
178 	{ 480000000, 19, 0, 0, 0 },
179 	{ 504000000, 20, 0, 0, 0 },
180 	{ 528000000, 21, 0, 0, 0 },
181 	{ 552000000, 22, 0, 0, 0 },
182 	{ 576000000, 23, 0, 0, 0 },
183 	{ 600000000, 24, 0, 0, 0 },
184 	{ 624000000, 25, 0, 0, 0 },
185 	{ 648000000, 26, 0, 0, 0 },
186 	{ 672000000, 27, 0, 0, 0 },
187 	{ 696000000, 28, 0, 0, 0 },
188 	{ 720000000, 29, 0, 0, 0 },
189 	{ 768000000, 15, 1, 0, 0 },
190 	{ 792000000, 10, 2, 0, 0 },
191 	{ 816000000, 16, 1, 0, 0 },
192 	{ 864000000, 17, 1, 0, 0 },
193 	{ 912000000, 18, 1, 0, 0 },
194 	{ 936000000, 12, 2, 0, 0 },
195 	{ 960000000, 19, 1, 0, 0 },
196 	{ 1008000000, 20, 1, 0, 0 },
197 	{ 1056000000, 21, 1, 0, 0 },
198 	{ 1080000000, 14, 2, 0, 0 },
199 	{ 1104000000, 22, 1, 0, 0 },
200 	{ 1152000000, 23, 1, 0, 0 },
201 	{ 1200000000, 24, 1, 0, 0 },
202 	{ 1224000000, 16, 2, 0, 0 },
203 	{ 1248000000, 25, 1, 0, 0 },
204 	{ 1296000000, 26, 1, 0, 0 },
205 	{ 1344000000, 27, 1, 0, 0 },
206 	{ 1368000000, 18, 2, 0, 0 },
207 	{ 1440000000, 19, 2, 0, 0 },
208 	{ 1512000000, 20, 2, 0, 0 },
209 	{ 1536000000, 15, 3, 0, 0 },
210 	{ 1584000000, 21, 2, 0, 0 },
211 	{ 1632000000, 16, 3, 0, 0 },
212 	{ 1656000000, 22, 2, 0, 0 },
213 	{ 1728000000, 23, 2, 0, 0 },
214 	{ 1800000000, 24, 2, 0, 0 },
215 	{ 1872000000, 25, 2, 0, 0 },
216 	{ 0 }
217 };
218 
219 static const struct sunxi_ccu_nkmp_tbl sun50i_a64_ac_dig_table[] = {
220 	{ 24576000, 0x55, 0, 0x14, 0x3 },
221 	{ 0 }
222 };
223 
224 static struct sunxi_ccu_clk sun50i_a64_ccu_clks[] = {
225 	SUNXI_CCU_NKMP_TABLE(A64_CLK_PLL_CPUX, "pll_cpux", "hosc",
226 	    PLL_CPUX_CTRL_REG,		/* reg */
227 	    __BITS(12,8),		/* n */
228 	    __BITS(5,4),		/* k */
229 	    __BITS(1,0),		/* m */
230 	    __BITS(17,16),		/* p */
231 	    __BIT(31),			/* enable */
232 	    __BIT(28),			/* lock */
233 	    sun50i_a64_cpux_table,	/* table */
234 	    SUNXI_CCU_NKMP_SCALE_CLOCK | SUNXI_CCU_NKMP_FACTOR_P_POW2),
235 
236 	SUNXI_CCU_NKMP(A64_CLK_PLL_PERIPH0, "pll_periph0", "hosc",
237 	    PLL_PERIPH0_CTRL_REG,	/* reg */
238 	    __BITS(12,8),		/* n */
239 	    __BITS(5,4), 		/* k */
240 	    0,				/* m */
241 	    __BITS(17,16),		/* p */
242 	    __BIT(31),			/* enable */
243 	    SUNXI_CCU_NKMP_DIVIDE_BY_TWO),
244 	SUNXI_CCU_FIXED_FACTOR(A64_CLK_PLL_PERIPH0_2X, "pll_periph0_2x", "pll_periph0", 1, 2),
245 
246 	SUNXI_CCU_NKMP_TABLE(A64_CLK_PLL_AUDIO_BASE, "pll_audio_base", "hosc",
247 	    PLL_AUDIO_CTRL_REG,		/* reg */
248 	    __BITS(14,8),		/* n */
249 	    0,				/* k */
250 	    __BITS(4,0),		/* m */
251 	    __BITS(19,16),		/* p */
252 	    __BIT(31),			/* enable */
253 	    __BIT(28),			/* lock */
254 	    sun50i_a64_ac_dig_table,	/* table */
255 	    0),
256 
257 	SUNXI_CCU_FIXED_FACTOR(A64_CLK_PLL_AUDIO, "pll_audio", "pll_audio_base", 1, 1),
258 	SUNXI_CCU_FIXED_FACTOR(A64_CLK_PLL_AUDIO_2X, "pll_audio_2x", "pll_audio_base", 1, 2),
259 	SUNXI_CCU_FIXED_FACTOR(A64_CLK_PLL_AUDIO_4X, "pll_audio_4x", "pll_audio_base", 1, 4),
260 	SUNXI_CCU_FIXED_FACTOR(A64_CLK_PLL_AUDIO_8X, "pll_audio_8x", "pll_audio_base", 1, 8),
261 
262 	SUNXI_CCU_PREDIV(A64_CLK_AHB1, "ahb1", ahb1_parents,
263 	    AHB1_APB1_CFG_REG,	/* reg */
264 	    __BITS(7,6),	/* prediv */
265 	    __BIT(3),		/* prediv_sel */
266 	    __BITS(5,4),	/* div */
267 	    __BITS(13,12),	/* sel */
268 	    SUNXI_CCU_PREDIV_POWER_OF_TWO),
269 
270 	SUNXI_CCU_PREDIV(A64_CLK_AHB2, "ahb2", ahb2_parents,
271 	    AHB2_CFG_REG,	/* reg */
272 	    0,			/* prediv */
273 	    __BIT(1),		/* prediv_sel */
274 	    0,			/* div */
275 	    __BITS(1,0),	/* sel */
276 	    SUNXI_CCU_PREDIV_DIVIDE_BY_TWO),
277 
278 	SUNXI_CCU_DIV(A64_CLK_APB1, "apb1", apb1_parents,
279 	    AHB1_APB1_CFG_REG,	/* reg */
280 	    __BITS(9,8),	/* div */
281 	    0,			/* sel */
282 	    SUNXI_CCU_DIV_POWER_OF_TWO|SUNXI_CCU_DIV_ZERO_IS_ONE),
283 
284 	SUNXI_CCU_NM(A64_CLK_APB2, "apb2", apb2_parents,
285 	    APB2_CFG_REG,	/* reg */
286 	    __BITS(17,16),	/* n */
287 	    __BITS(4,0),	/* m */
288 	    __BITS(25,24),	/* sel */
289 	    0,			/* enable */
290 	    SUNXI_CCU_NM_POWER_OF_TWO),
291 
292 	SUNXI_CCU_NM(A64_CLK_MMC0, "mmc0", mmc_parents,
293 	    SDMMC0_CLK_REG,	/* reg */
294 	    __BITS(17,16),	/* n */
295 	    __BITS(3,0),	/* m */
296 	    __BITS(25,24),	/* sel */
297 	    __BIT(31),		/* enable */
298 	    SUNXI_CCU_NM_POWER_OF_TWO|SUNXI_CCU_NM_ROUND_DOWN|SUNXI_CCU_NM_DIVIDE_BY_TWO),
299 	SUNXI_CCU_NM(A64_CLK_MMC1, "mmc1", mmc_parents,
300 	    SDMMC1_CLK_REG,	/* reg */
301 	    __BITS(17,16),	/* n */
302 	    __BITS(3,0),	/* m */
303 	    __BITS(25,24),	/* sel */
304 	    __BIT(31),		/* enable */
305 	    SUNXI_CCU_NM_POWER_OF_TWO|SUNXI_CCU_NM_ROUND_DOWN|SUNXI_CCU_NM_DIVIDE_BY_TWO),
306 	SUNXI_CCU_NM(A64_CLK_MMC2, "mmc2", mmc_parents,
307 	    SDMMC2_CLK_REG,	/* reg */
308 	    __BITS(17,16),	/* n */
309 	    __BITS(3,0),	/* m */
310 	    __BITS(25,24),	/* sel */
311 	    __BIT(31),		/* enable */
312 	    SUNXI_CCU_NM_POWER_OF_TWO|SUNXI_CCU_NM_ROUND_DOWN|SUNXI_CCU_NM_DIVIDE_BY_TWO),
313 
314 	SUNXI_CCU_DIV_GATE(A64_CLK_THS, "ths", ths_parents,
315 	    THS_CLK_REG,	/* reg */
316 	    __BITS(1,0),	/* div */
317 	    __BITS(25,24),	/* sel */
318 	    __BIT(31),		/* enable */
319 	    SUNXI_CCU_DIV_TIMES_TWO),
320 
321 	SUNXI_CCU_GATE(A64_CLK_AC_DIG, "ac-dig", "pll_audio",
322 	    AC_DIG_CLK_REG, 31),
323 	SUNXI_CCU_GATE(A64_CLK_AC_DIG_4X, "ac-dig-4x", "pll_audio_4x",
324 	    AC_DIG_CLK_REG, 30),
325 
326 	SUNXI_CCU_GATE(A64_CLK_BUS_MIPI_DSI, "bus-mipi-dsi", "ahb1",
327 	    BUS_CLK_GATING_REG0, 1),
328 	SUNXI_CCU_GATE(A64_CLK_BUS_CE, "bus-ce", "ahb1",
329 	    BUS_CLK_GATING_REG0, 5),
330 	SUNXI_CCU_GATE(A64_CLK_BUS_DMA, "bus-dma", "ahb1",
331 	    BUS_CLK_GATING_REG0, 6),
332 	SUNXI_CCU_GATE(A64_CLK_BUS_MMC0, "bus-mmc0", "ahb1",
333 	    BUS_CLK_GATING_REG0, 8),
334 	SUNXI_CCU_GATE(A64_CLK_BUS_MMC1, "bus-mmc1", "ahb1",
335 	    BUS_CLK_GATING_REG0, 9),
336 	SUNXI_CCU_GATE(A64_CLK_BUS_MMC2, "bus-mmc2", "ahb1",
337 	    BUS_CLK_GATING_REG0, 10),
338 	SUNXI_CCU_GATE(A64_CLK_BUS_NAND, "bus-nand", "ahb1",
339 	    BUS_CLK_GATING_REG0, 13),
340 	SUNXI_CCU_GATE(A64_CLK_BUS_DRAM, "bus-dram", "ahb1",
341 	    BUS_CLK_GATING_REG0, 14),
342 	SUNXI_CCU_GATE(A64_CLK_BUS_EMAC, "bus-emac", "ahb2",
343 	    BUS_CLK_GATING_REG0, 17),
344 	SUNXI_CCU_GATE(A64_CLK_BUS_TS, "bus-ts", "ahb1",
345 	    BUS_CLK_GATING_REG0, 18),
346 	SUNXI_CCU_GATE(A64_CLK_BUS_HSTIMER, "bus-hstimer", "ahb1",
347 	    BUS_CLK_GATING_REG0, 19),
348 	SUNXI_CCU_GATE(A64_CLK_BUS_SPI0, "bus-spi0", "ahb1",
349 	    BUS_CLK_GATING_REG0, 20),
350 	SUNXI_CCU_GATE(A64_CLK_BUS_SPI1, "bus-spi1", "ahb1",
351 	    BUS_CLK_GATING_REG0, 21),
352 	SUNXI_CCU_GATE(A64_CLK_BUS_OTG, "bus-otg", "ahb1",
353 	    BUS_CLK_GATING_REG0, 23),
354 	SUNXI_CCU_GATE(A64_CLK_BUS_EHCI0, "bus-ehci0", "ahb1",
355 	    BUS_CLK_GATING_REG0, 24),
356 	SUNXI_CCU_GATE(A64_CLK_BUS_EHCI1, "bus-ehci1", "ahb2",
357 	    BUS_CLK_GATING_REG0, 25),
358 	SUNXI_CCU_GATE(A64_CLK_BUS_OHCI0, "bus-ohci0", "ahb1",
359 	    BUS_CLK_GATING_REG0, 28),
360 	SUNXI_CCU_GATE(A64_CLK_BUS_OHCI1, "bus-ohci1", "ahb2",
361 	    BUS_CLK_GATING_REG0, 29),
362 
363 	SUNXI_CCU_GATE(A64_CLK_BUS_VE, "bus-ve", "ahb1",
364 	    BUS_CLK_GATING_REG1, 0),
365 	SUNXI_CCU_GATE(A64_CLK_BUS_TCON0, "bus-tcon0", "ahb1",
366 	    BUS_CLK_GATING_REG1, 3),
367 	SUNXI_CCU_GATE(A64_CLK_BUS_TCON1, "bus-tcon1", "ahb1",
368 	    BUS_CLK_GATING_REG1, 4),
369 	SUNXI_CCU_GATE(A64_CLK_BUS_DEINTERLACE, "bus-deinterlace", "ahb1",
370 	    BUS_CLK_GATING_REG1, 5),
371 	SUNXI_CCU_GATE(A64_CLK_BUS_CSI, "bus-csi", "ahb1",
372 	    BUS_CLK_GATING_REG1, 8),
373 	SUNXI_CCU_GATE(A64_CLK_BUS_HDMI, "bus-hdmi", "ahb1",
374 	    BUS_CLK_GATING_REG1, 10),
375 	SUNXI_CCU_GATE(A64_CLK_BUS_DE, "bus-de", "ahb1",
376 	    BUS_CLK_GATING_REG1, 12),
377 	SUNXI_CCU_GATE(A64_CLK_BUS_GPU, "bus-gpu", "ahb1",
378 	    BUS_CLK_GATING_REG1, 20),
379 	SUNXI_CCU_GATE(A64_CLK_BUS_MSGBOX, "bus-msgbox", "ahb1",
380 	    BUS_CLK_GATING_REG1, 21),
381 	SUNXI_CCU_GATE(A64_CLK_BUS_SPINLOCK, "bus-spinlock", "ahb1",
382 	    BUS_CLK_GATING_REG1, 22),
383 
384 	SUNXI_CCU_GATE(A64_CLK_BUS_CODEC, "bus-codec", "apb1",
385 	    BUS_CLK_GATING_REG2, 0),
386 	SUNXI_CCU_GATE(A64_CLK_BUS_SPDIF, "bus-spdif", "apb1",
387 	    BUS_CLK_GATING_REG2, 1),
388 	SUNXI_CCU_GATE(A64_CLK_BUS_PIO, "bus-pio", "apb1",
389 	    BUS_CLK_GATING_REG2, 5),
390 	SUNXI_CCU_GATE(A64_CLK_BUS_THS, "bus-ths", "apb1",
391 	    BUS_CLK_GATING_REG2, 8),
392 	SUNXI_CCU_GATE(A64_CLK_BUS_I2S0, "bus-i2s0", "apb1",
393 	    BUS_CLK_GATING_REG2, 12),
394 	SUNXI_CCU_GATE(A64_CLK_BUS_I2S1, "bus-i2s1", "apb1",
395 	    BUS_CLK_GATING_REG2, 13),
396 	SUNXI_CCU_GATE(A64_CLK_BUS_I2S2, "bus-i2s2", "apb1",
397 	    BUS_CLK_GATING_REG2, 14),
398 
399 	SUNXI_CCU_GATE(A64_CLK_BUS_I2C0, "bus-i2c0", "apb2",
400 	    BUS_CLK_GATING_REG3, 0),
401 	SUNXI_CCU_GATE(A64_CLK_BUS_I2C1, "bus-i2c1", "apb2",
402 	    BUS_CLK_GATING_REG3, 1),
403 	SUNXI_CCU_GATE(A64_CLK_BUS_I2C2, "bus-i2c2", "apb2",
404 	    BUS_CLK_GATING_REG3, 2),
405 	SUNXI_CCU_GATE(A64_CLK_BUS_SCR, "bus-scr", "apb2",
406 	    BUS_CLK_GATING_REG3, 5),
407 	SUNXI_CCU_GATE(A64_CLK_BUS_UART0, "bus-uart0", "apb2",
408 	    BUS_CLK_GATING_REG3, 16),
409 	SUNXI_CCU_GATE(A64_CLK_BUS_UART1, "bus-uart1", "apb2",
410 	    BUS_CLK_GATING_REG3, 17),
411 	SUNXI_CCU_GATE(A64_CLK_BUS_UART2, "bus-uart2", "apb2",
412 	    BUS_CLK_GATING_REG3, 18),
413 	SUNXI_CCU_GATE(A64_CLK_BUS_UART3, "bus-uart3", "apb2",
414 	    BUS_CLK_GATING_REG3, 19),
415 	SUNXI_CCU_GATE(A64_CLK_BUS_UART4, "bus-uart4", "apb2",
416 	    BUS_CLK_GATING_REG3, 20),
417 
418 	SUNXI_CCU_GATE(A64_CLK_USB_PHY0, "usb-phy0", "hosc",
419 	    USBPHY_CFG_REG, 8),
420 	SUNXI_CCU_GATE(A64_CLK_USB_PHY1, "usb-phy1", "hosc",
421 	    USBPHY_CFG_REG, 9),
422 	SUNXI_CCU_GATE(A64_CLK_USB_HSIC, "usb-hsic", "hosc",
423 	    USBPHY_CFG_REG, 10),
424 	SUNXI_CCU_GATE(A64_CLK_USB_HSIC_12M, "usb-hsic-12m", "hosc",
425 	    USBPHY_CFG_REG, 11),
426 	SUNXI_CCU_GATE(A64_CLK_USB_OHCI0, "usb-ohci0", "hosc",
427 	    USBPHY_CFG_REG, 16),
428 	SUNXI_CCU_GATE(A64_CLK_USB_OHCI1, "usb-ohci1", "usb-ohci0",
429 	    USBPHY_CFG_REG, 17),
430 };
431 
432 static int
433 sun50i_a64_ccu_match(device_t parent, cfdata_t cf, void *aux)
434 {
435 	struct fdt_attach_args * const faa = aux;
436 
437 	return of_match_compatible(faa->faa_phandle, compatible);
438 }
439 
440 static void
441 sun50i_a64_ccu_attach(device_t parent, device_t self, void *aux)
442 {
443 	struct sunxi_ccu_softc * const sc = device_private(self);
444 	struct fdt_attach_args * const faa = aux;
445 
446 	sc->sc_dev = self;
447 	sc->sc_phandle = faa->faa_phandle;
448 	sc->sc_bst = faa->faa_bst;
449 
450 	sc->sc_resets = sun50i_a64_ccu_resets;
451 	sc->sc_nresets = __arraycount(sun50i_a64_ccu_resets);
452 
453 	sc->sc_clks = sun50i_a64_ccu_clks;
454 	sc->sc_nclks = __arraycount(sun50i_a64_ccu_clks);
455 
456 	if (sunxi_ccu_attach(sc) != 0)
457 		return;
458 
459 	aprint_naive("\n");
460 	aprint_normal(": A64 CCU\n");
461 
462 	sunxi_ccu_print(sc);
463 }
464