xref: /linux/drivers/clk/rockchip/clk-rk3288.c (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1 /*
2  * Copyright (c) 2014 MundoReader S.L.
3  * Author: Heiko Stuebner <heiko@sntech.de>
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/clk-provider.h>
17 #include <linux/of.h>
18 #include <linux/of_address.h>
19 #include <linux/syscore_ops.h>
20 #include <dt-bindings/clock/rk3288-cru.h>
21 #include "clk.h"
22 
23 #define RK3288_GRF_SOC_CON(x)	(0x244 + x * 4)
24 #define RK3288_GRF_SOC_STATUS1	0x284
25 
26 enum rk3288_plls {
27 	apll, dpll, cpll, gpll, npll,
28 };
29 
30 static struct rockchip_pll_rate_table rk3288_pll_rates[] = {
31 	RK3066_PLL_RATE(2208000000, 1, 92, 1),
32 	RK3066_PLL_RATE(2184000000, 1, 91, 1),
33 	RK3066_PLL_RATE(2160000000, 1, 90, 1),
34 	RK3066_PLL_RATE(2136000000, 1, 89, 1),
35 	RK3066_PLL_RATE(2112000000, 1, 88, 1),
36 	RK3066_PLL_RATE(2088000000, 1, 87, 1),
37 	RK3066_PLL_RATE(2064000000, 1, 86, 1),
38 	RK3066_PLL_RATE(2040000000, 1, 85, 1),
39 	RK3066_PLL_RATE(2016000000, 1, 84, 1),
40 	RK3066_PLL_RATE(1992000000, 1, 83, 1),
41 	RK3066_PLL_RATE(1968000000, 1, 82, 1),
42 	RK3066_PLL_RATE(1944000000, 1, 81, 1),
43 	RK3066_PLL_RATE(1920000000, 1, 80, 1),
44 	RK3066_PLL_RATE(1896000000, 1, 79, 1),
45 	RK3066_PLL_RATE(1872000000, 1, 78, 1),
46 	RK3066_PLL_RATE(1848000000, 1, 77, 1),
47 	RK3066_PLL_RATE(1824000000, 1, 76, 1),
48 	RK3066_PLL_RATE(1800000000, 1, 75, 1),
49 	RK3066_PLL_RATE(1776000000, 1, 74, 1),
50 	RK3066_PLL_RATE(1752000000, 1, 73, 1),
51 	RK3066_PLL_RATE(1728000000, 1, 72, 1),
52 	RK3066_PLL_RATE(1704000000, 1, 71, 1),
53 	RK3066_PLL_RATE(1680000000, 1, 70, 1),
54 	RK3066_PLL_RATE(1656000000, 1, 69, 1),
55 	RK3066_PLL_RATE(1632000000, 1, 68, 1),
56 	RK3066_PLL_RATE(1608000000, 1, 67, 1),
57 	RK3066_PLL_RATE(1560000000, 1, 65, 1),
58 	RK3066_PLL_RATE(1512000000, 1, 63, 1),
59 	RK3066_PLL_RATE(1488000000, 1, 62, 1),
60 	RK3066_PLL_RATE(1464000000, 1, 61, 1),
61 	RK3066_PLL_RATE(1440000000, 1, 60, 1),
62 	RK3066_PLL_RATE(1416000000, 1, 59, 1),
63 	RK3066_PLL_RATE(1392000000, 1, 58, 1),
64 	RK3066_PLL_RATE(1368000000, 1, 57, 1),
65 	RK3066_PLL_RATE(1344000000, 1, 56, 1),
66 	RK3066_PLL_RATE(1320000000, 1, 55, 1),
67 	RK3066_PLL_RATE(1296000000, 1, 54, 1),
68 	RK3066_PLL_RATE(1272000000, 1, 53, 1),
69 	RK3066_PLL_RATE(1248000000, 1, 52, 1),
70 	RK3066_PLL_RATE(1224000000, 1, 51, 1),
71 	RK3066_PLL_RATE(1200000000, 1, 50, 1),
72 	RK3066_PLL_RATE(1188000000, 2, 99, 1),
73 	RK3066_PLL_RATE(1176000000, 1, 49, 1),
74 	RK3066_PLL_RATE(1128000000, 1, 47, 1),
75 	RK3066_PLL_RATE(1104000000, 1, 46, 1),
76 	RK3066_PLL_RATE(1008000000, 1, 84, 2),
77 	RK3066_PLL_RATE( 912000000, 1, 76, 2),
78 	RK3066_PLL_RATE( 891000000, 8, 594, 2),
79 	RK3066_PLL_RATE( 888000000, 1, 74, 2),
80 	RK3066_PLL_RATE( 816000000, 1, 68, 2),
81 	RK3066_PLL_RATE( 798000000, 2, 133, 2),
82 	RK3066_PLL_RATE( 792000000, 1, 66, 2),
83 	RK3066_PLL_RATE( 768000000, 1, 64, 2),
84 	RK3066_PLL_RATE( 742500000, 8, 495, 2),
85 	RK3066_PLL_RATE( 696000000, 1, 58, 2),
86 	RK3066_PLL_RATE( 600000000, 1, 50, 2),
87 	RK3066_PLL_RATE_NB(594000000, 1, 198, 8, 1),
88 	RK3066_PLL_RATE( 552000000, 1, 46, 2),
89 	RK3066_PLL_RATE( 504000000, 1, 84, 4),
90 	RK3066_PLL_RATE( 500000000, 3, 125, 2),
91 	RK3066_PLL_RATE( 456000000, 1, 76, 4),
92 	RK3066_PLL_RATE( 408000000, 1, 68, 4),
93 	RK3066_PLL_RATE( 400000000, 3, 100, 2),
94 	RK3066_PLL_RATE( 384000000, 2, 128, 4),
95 	RK3066_PLL_RATE( 360000000, 1, 60, 4),
96 	RK3066_PLL_RATE( 312000000, 1, 52, 4),
97 	RK3066_PLL_RATE( 300000000, 1, 50, 4),
98 	RK3066_PLL_RATE( 297000000, 2, 198, 8),
99 	RK3066_PLL_RATE( 252000000, 1, 84, 8),
100 	RK3066_PLL_RATE( 216000000, 1, 72, 8),
101 	RK3066_PLL_RATE( 148500000, 2, 99, 8),
102 	RK3066_PLL_RATE( 126000000, 1, 84, 16),
103 	RK3066_PLL_RATE(  48000000, 1, 64, 32),
104 	{ /* sentinel */ },
105 };
106 
107 #define RK3288_DIV_ACLK_CORE_M0_MASK	0xf
108 #define RK3288_DIV_ACLK_CORE_M0_SHIFT	0
109 #define RK3288_DIV_ACLK_CORE_MP_MASK	0xf
110 #define RK3288_DIV_ACLK_CORE_MP_SHIFT	4
111 #define RK3288_DIV_L2RAM_MASK		0x7
112 #define RK3288_DIV_L2RAM_SHIFT		0
113 #define RK3288_DIV_ATCLK_MASK		0x1f
114 #define RK3288_DIV_ATCLK_SHIFT		4
115 #define RK3288_DIV_PCLK_DBGPRE_MASK	0x1f
116 #define RK3288_DIV_PCLK_DBGPRE_SHIFT	9
117 
118 #define RK3288_CLKSEL0(_core_m0, _core_mp)				\
119 	{								\
120 		.reg = RK3288_CLKSEL_CON(0),				\
121 		.val = HIWORD_UPDATE(_core_m0, RK3288_DIV_ACLK_CORE_M0_MASK, \
122 				RK3288_DIV_ACLK_CORE_M0_SHIFT) |	\
123 		       HIWORD_UPDATE(_core_mp, RK3288_DIV_ACLK_CORE_MP_MASK, \
124 				RK3288_DIV_ACLK_CORE_MP_SHIFT),		\
125 	}
126 #define RK3288_CLKSEL37(_l2ram, _atclk, _pclk_dbg_pre)			\
127 	{								\
128 		.reg = RK3288_CLKSEL_CON(37),				\
129 		.val = HIWORD_UPDATE(_l2ram, RK3288_DIV_L2RAM_MASK,	\
130 				RK3288_DIV_L2RAM_SHIFT) |		\
131 		       HIWORD_UPDATE(_atclk, RK3288_DIV_ATCLK_MASK,	\
132 				RK3288_DIV_ATCLK_SHIFT) |		\
133 		       HIWORD_UPDATE(_pclk_dbg_pre,			\
134 				RK3288_DIV_PCLK_DBGPRE_MASK,		\
135 				RK3288_DIV_PCLK_DBGPRE_SHIFT),		\
136 	}
137 
138 #define RK3288_CPUCLK_RATE(_prate, _core_m0, _core_mp, _l2ram, _atclk, _pdbg) \
139 	{								\
140 		.prate = _prate,					\
141 		.divs = {						\
142 			RK3288_CLKSEL0(_core_m0, _core_mp),		\
143 			RK3288_CLKSEL37(_l2ram, _atclk, _pdbg),		\
144 		},							\
145 	}
146 
147 static struct rockchip_cpuclk_rate_table rk3288_cpuclk_rates[] __initdata = {
148 	RK3288_CPUCLK_RATE(1800000000, 1, 3, 1, 3, 3),
149 	RK3288_CPUCLK_RATE(1704000000, 1, 3, 1, 3, 3),
150 	RK3288_CPUCLK_RATE(1608000000, 1, 3, 1, 3, 3),
151 	RK3288_CPUCLK_RATE(1512000000, 1, 3, 1, 3, 3),
152 	RK3288_CPUCLK_RATE(1416000000, 1, 3, 1, 3, 3),
153 	RK3288_CPUCLK_RATE(1200000000, 1, 3, 1, 3, 3),
154 	RK3288_CPUCLK_RATE(1008000000, 1, 3, 1, 3, 3),
155 	RK3288_CPUCLK_RATE( 816000000, 1, 3, 1, 3, 3),
156 	RK3288_CPUCLK_RATE( 696000000, 1, 3, 1, 3, 3),
157 	RK3288_CPUCLK_RATE( 600000000, 1, 3, 1, 3, 3),
158 	RK3288_CPUCLK_RATE( 408000000, 1, 3, 1, 3, 3),
159 	RK3288_CPUCLK_RATE( 312000000, 1, 3, 1, 3, 3),
160 	RK3288_CPUCLK_RATE( 216000000, 1, 3, 1, 3, 3),
161 	RK3288_CPUCLK_RATE( 126000000, 1, 3, 1, 3, 3),
162 };
163 
164 static const struct rockchip_cpuclk_reg_data rk3288_cpuclk_data = {
165 	.core_reg = RK3288_CLKSEL_CON(0),
166 	.div_core_shift = 8,
167 	.div_core_mask = 0x1f,
168 	.mux_core_shift = 15,
169 };
170 
171 PNAME(mux_pll_p)		= { "xin24m", "xin32k" };
172 PNAME(mux_armclk_p)		= { "apll_core", "gpll_core" };
173 PNAME(mux_ddrphy_p)		= { "dpll_ddr", "gpll_ddr" };
174 PNAME(mux_aclk_cpu_src_p)	= { "cpll_aclk_cpu", "gpll_aclk_cpu" };
175 
176 PNAME(mux_pll_src_cpll_gpll_p)		= { "cpll", "gpll" };
177 PNAME(mux_pll_src_npll_cpll_gpll_p)	= { "npll", "cpll", "gpll" };
178 PNAME(mux_pll_src_cpll_gpll_npll_p)	= { "cpll", "gpll", "npll" };
179 PNAME(mux_pll_src_cpll_gpll_usb480m_p)	= { "cpll", "gpll", "usbphy480m_src" };
180 PNAME(mux_pll_src_cpll_gll_usb_npll_p)	= { "cpll", "gpll", "usbphy480m_src", "npll" };
181 
182 PNAME(mux_mmc_src_p)	= { "cpll", "gpll", "xin24m", "xin24m" };
183 PNAME(mux_i2s_pre_p)	= { "i2s_src", "i2s_frac", "ext_i2s", "xin12m" };
184 PNAME(mux_i2s_clkout_p)	= { "i2s_pre", "xin12m" };
185 PNAME(mux_spdif_p)	= { "spdif_pre", "spdif_frac", "xin12m" };
186 PNAME(mux_spdif_8ch_p)	= { "spdif_8ch_pre", "spdif_8ch_frac", "xin12m" };
187 PNAME(mux_uart0_p)	= { "uart0_src", "uart0_frac", "xin24m" };
188 PNAME(mux_uart1_p)	= { "uart1_src", "uart1_frac", "xin24m" };
189 PNAME(mux_uart2_p)	= { "uart2_src", "uart2_frac", "xin24m" };
190 PNAME(mux_uart3_p)	= { "uart3_src", "uart3_frac", "xin24m" };
191 PNAME(mux_uart4_p)	= { "uart4_src", "uart4_frac", "xin24m" };
192 PNAME(mux_vip_out_p)	= { "vip_src", "xin24m" };
193 PNAME(mux_mac_p)	= { "mac_pll_src", "ext_gmac" };
194 PNAME(mux_hsadcout_p)	= { "hsadc_src", "ext_hsadc" };
195 PNAME(mux_edp_24m_p)	= { "ext_edp_24m", "xin24m" };
196 PNAME(mux_tspout_p)	= { "cpll", "gpll", "npll", "xin27m" };
197 
198 PNAME(mux_usbphy480m_p)		= { "sclk_otgphy1", "sclk_otgphy2",
199 				    "sclk_otgphy0" };
200 PNAME(mux_hsicphy480m_p)	= { "cpll", "gpll", "usbphy480m_src" };
201 PNAME(mux_hsicphy12m_p)		= { "hsicphy12m_xin12m", "hsicphy12m_usbphy" };
202 
203 static struct rockchip_pll_clock rk3288_pll_clks[] __initdata = {
204 	[apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK3288_PLL_CON(0),
205 		     RK3288_MODE_CON, 0, 6, 0, rk3288_pll_rates),
206 	[dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK3288_PLL_CON(4),
207 		     RK3288_MODE_CON, 4, 5, 0, NULL),
208 	[cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK3288_PLL_CON(8),
209 		     RK3288_MODE_CON, 8, 7, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates),
210 	[gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK3288_PLL_CON(12),
211 		     RK3288_MODE_CON, 12, 8, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates),
212 	[npll] = PLL(pll_rk3066, PLL_NPLL, "npll",  mux_pll_p, 0, RK3288_PLL_CON(16),
213 		     RK3288_MODE_CON, 14, 9, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates),
214 };
215 
216 static struct clk_div_table div_hclk_cpu_t[] = {
217 	{ .val = 0, .div = 1 },
218 	{ .val = 1, .div = 2 },
219 	{ .val = 3, .div = 4 },
220 	{ /* sentinel */},
221 };
222 
223 #define MFLAGS CLK_MUX_HIWORD_MASK
224 #define DFLAGS CLK_DIVIDER_HIWORD_MASK
225 #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
226 #define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK
227 
228 static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
229 	/*
230 	 * Clock-Architecture Diagram 1
231 	 */
232 
233 	GATE(0, "apll_core", "apll", CLK_IGNORE_UNUSED,
234 			RK3288_CLKGATE_CON(0), 1, GFLAGS),
235 	GATE(0, "gpll_core", "gpll", CLK_IGNORE_UNUSED,
236 			RK3288_CLKGATE_CON(0), 2, GFLAGS),
237 
238 	COMPOSITE_NOMUX(0, "armcore0", "armclk", CLK_IGNORE_UNUSED,
239 			RK3288_CLKSEL_CON(36), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
240 			RK3288_CLKGATE_CON(12), 0, GFLAGS),
241 	COMPOSITE_NOMUX(0, "armcore1", "armclk", CLK_IGNORE_UNUSED,
242 			RK3288_CLKSEL_CON(36), 4, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
243 			RK3288_CLKGATE_CON(12), 1, GFLAGS),
244 	COMPOSITE_NOMUX(0, "armcore2", "armclk", CLK_IGNORE_UNUSED,
245 			RK3288_CLKSEL_CON(36), 8, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
246 			RK3288_CLKGATE_CON(12), 2, GFLAGS),
247 	COMPOSITE_NOMUX(0, "armcore3", "armclk", CLK_IGNORE_UNUSED,
248 			RK3288_CLKSEL_CON(36), 12, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
249 			RK3288_CLKGATE_CON(12), 3, GFLAGS),
250 	COMPOSITE_NOMUX(0, "l2ram", "armclk", CLK_IGNORE_UNUSED,
251 			RK3288_CLKSEL_CON(37), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
252 			RK3288_CLKGATE_CON(12), 4, GFLAGS),
253 	COMPOSITE_NOMUX(0, "aclk_core_m0", "armclk", CLK_IGNORE_UNUSED,
254 			RK3288_CLKSEL_CON(0), 0, 4, DFLAGS | CLK_DIVIDER_READ_ONLY,
255 			RK3288_CLKGATE_CON(12), 5, GFLAGS),
256 	COMPOSITE_NOMUX(0, "aclk_core_mp", "armclk", CLK_IGNORE_UNUSED,
257 			RK3288_CLKSEL_CON(0), 4, 4, DFLAGS | CLK_DIVIDER_READ_ONLY,
258 			RK3288_CLKGATE_CON(12), 6, GFLAGS),
259 	COMPOSITE_NOMUX(0, "atclk", "armclk", 0,
260 			RK3288_CLKSEL_CON(37), 4, 5, DFLAGS | CLK_DIVIDER_READ_ONLY,
261 			RK3288_CLKGATE_CON(12), 7, GFLAGS),
262 	COMPOSITE_NOMUX(0, "pclk_dbg_pre", "armclk", CLK_IGNORE_UNUSED,
263 			RK3288_CLKSEL_CON(37), 9, 5, DFLAGS | CLK_DIVIDER_READ_ONLY,
264 			RK3288_CLKGATE_CON(12), 8, GFLAGS),
265 	GATE(0, "pclk_dbg", "pclk_dbg_pre", 0,
266 			RK3288_CLKGATE_CON(12), 9, GFLAGS),
267 	GATE(0, "cs_dbg", "pclk_dbg_pre", CLK_IGNORE_UNUSED,
268 			RK3288_CLKGATE_CON(12), 10, GFLAGS),
269 	GATE(0, "pclk_core_niu", "pclk_dbg_pre", 0,
270 			RK3288_CLKGATE_CON(12), 11, GFLAGS),
271 
272 	GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED,
273 			RK3288_CLKGATE_CON(0), 8, GFLAGS),
274 	GATE(0, "gpll_ddr", "gpll", 0,
275 			RK3288_CLKGATE_CON(0), 9, GFLAGS),
276 	COMPOSITE_NOGATE(0, "ddrphy", mux_ddrphy_p, CLK_IGNORE_UNUSED,
277 			RK3288_CLKSEL_CON(26), 2, 1, MFLAGS, 0, 2,
278 					DFLAGS | CLK_DIVIDER_POWER_OF_TWO),
279 
280 	GATE(0, "gpll_aclk_cpu", "gpll", CLK_IGNORE_UNUSED,
281 			RK3288_CLKGATE_CON(0), 10, GFLAGS),
282 	GATE(0, "cpll_aclk_cpu", "cpll", CLK_IGNORE_UNUSED,
283 			RK3288_CLKGATE_CON(0), 11, GFLAGS),
284 	COMPOSITE_NOGATE(0, "aclk_cpu_src", mux_aclk_cpu_src_p, CLK_IGNORE_UNUSED,
285 			RK3288_CLKSEL_CON(1), 15, 1, MFLAGS, 3, 5, DFLAGS),
286 	DIV(0, "aclk_cpu_pre", "aclk_cpu_src", CLK_SET_RATE_PARENT,
287 			RK3288_CLKSEL_CON(1), 0, 3, DFLAGS),
288 	GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
289 			RK3288_CLKGATE_CON(0), 3, GFLAGS),
290 	COMPOSITE_NOMUX(PCLK_CPU, "pclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
291 			RK3288_CLKSEL_CON(1), 12, 3, DFLAGS,
292 			RK3288_CLKGATE_CON(0), 5, GFLAGS),
293 	COMPOSITE_NOMUX_DIVTBL(HCLK_CPU, "hclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
294 			RK3288_CLKSEL_CON(1), 8, 2, DFLAGS, div_hclk_cpu_t,
295 			RK3288_CLKGATE_CON(0), 4, GFLAGS),
296 	GATE(0, "c2c_host", "aclk_cpu_src", 0,
297 			RK3288_CLKGATE_CON(13), 8, GFLAGS),
298 	COMPOSITE_NOMUX(0, "crypto", "aclk_cpu_pre", 0,
299 			RK3288_CLKSEL_CON(26), 6, 2, DFLAGS,
300 			RK3288_CLKGATE_CON(5), 4, GFLAGS),
301 	GATE(0, "aclk_bus_2pmu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
302 			RK3288_CLKGATE_CON(0), 7, GFLAGS),
303 
304 	COMPOSITE(0, "i2s_src", mux_pll_src_cpll_gpll_p, 0,
305 			RK3288_CLKSEL_CON(4), 15, 1, MFLAGS, 0, 7, DFLAGS,
306 			RK3288_CLKGATE_CON(4), 1, GFLAGS),
307 	COMPOSITE_FRAC(0, "i2s_frac", "i2s_src", CLK_SET_RATE_PARENT,
308 			RK3288_CLKSEL_CON(8), 0,
309 			RK3288_CLKGATE_CON(4), 2, GFLAGS),
310 	MUX(0, "i2s_pre", mux_i2s_pre_p, CLK_SET_RATE_PARENT,
311 			RK3288_CLKSEL_CON(4), 8, 2, MFLAGS),
312 	COMPOSITE_NODIV(SCLK_I2S0_OUT, "i2s0_clkout", mux_i2s_clkout_p, 0,
313 			RK3288_CLKSEL_CON(4), 12, 1, MFLAGS,
314 			RK3288_CLKGATE_CON(4), 0, GFLAGS),
315 	GATE(SCLK_I2S0, "sclk_i2s0", "i2s_pre", CLK_SET_RATE_PARENT,
316 			RK3288_CLKGATE_CON(4), 3, GFLAGS),
317 
318 	MUX(0, "spdif_src", mux_pll_src_cpll_gpll_p, 0,
319 			RK3288_CLKSEL_CON(5), 15, 1, MFLAGS),
320 	COMPOSITE_NOMUX(0, "spdif_pre", "spdif_src", 0,
321 			RK3288_CLKSEL_CON(5), 0, 7, DFLAGS,
322 			RK3288_CLKGATE_CON(4), 4, GFLAGS),
323 	COMPOSITE_FRAC(0, "spdif_frac", "spdif_src", 0,
324 			RK3288_CLKSEL_CON(9), 0,
325 			RK3288_CLKGATE_CON(4), 5, GFLAGS),
326 	COMPOSITE_NODIV(SCLK_SPDIF, "sclk_spdif", mux_spdif_p, 0,
327 			RK3288_CLKSEL_CON(5), 8, 2, MFLAGS,
328 			RK3288_CLKGATE_CON(4), 6, GFLAGS),
329 	COMPOSITE_NOMUX(0, "spdif_8ch_pre", "spdif_src", 0,
330 			RK3288_CLKSEL_CON(40), 0, 7, DFLAGS,
331 			RK3288_CLKGATE_CON(4), 7, GFLAGS),
332 	COMPOSITE_FRAC(0, "spdif_8ch_frac", "spdif_8ch_pre", 0,
333 			RK3288_CLKSEL_CON(41), 0,
334 			RK3288_CLKGATE_CON(4), 8, GFLAGS),
335 	COMPOSITE_NODIV(SCLK_SPDIF8CH, "sclk_spdif_8ch", mux_spdif_8ch_p, 0,
336 			RK3288_CLKSEL_CON(40), 8, 2, MFLAGS,
337 			RK3288_CLKGATE_CON(4), 9, GFLAGS),
338 
339 	GATE(0, "sclk_acc_efuse", "xin24m", 0,
340 			RK3288_CLKGATE_CON(0), 12, GFLAGS),
341 
342 	GATE(SCLK_TIMER0, "sclk_timer0", "xin24m", 0,
343 			RK3288_CLKGATE_CON(1), 0, GFLAGS),
344 	GATE(SCLK_TIMER1, "sclk_timer1", "xin24m", 0,
345 			RK3288_CLKGATE_CON(1), 1, GFLAGS),
346 	GATE(SCLK_TIMER2, "sclk_timer2", "xin24m", 0,
347 			RK3288_CLKGATE_CON(1), 2, GFLAGS),
348 	GATE(SCLK_TIMER3, "sclk_timer3", "xin24m", 0,
349 			RK3288_CLKGATE_CON(1), 3, GFLAGS),
350 	GATE(SCLK_TIMER4, "sclk_timer4", "xin24m", 0,
351 			RK3288_CLKGATE_CON(1), 4, GFLAGS),
352 	GATE(SCLK_TIMER5, "sclk_timer5", "xin24m", 0,
353 			RK3288_CLKGATE_CON(1), 5, GFLAGS),
354 
355 	/*
356 	 * Clock-Architecture Diagram 2
357 	 */
358 
359 	COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_usb480m_p, 0,
360 			RK3288_CLKSEL_CON(32), 6, 2, MFLAGS, 0, 5, DFLAGS,
361 			RK3288_CLKGATE_CON(3), 9, GFLAGS),
362 	COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_usb480m_p, 0,
363 			RK3288_CLKSEL_CON(32), 14, 2, MFLAGS, 8, 5, DFLAGS,
364 			RK3288_CLKGATE_CON(3), 11, GFLAGS),
365 	/*
366 	 * We use aclk_vdpu by default GRF_SOC_CON0[7] setting in system,
367 	 * so we ignore the mux and make clocks nodes as following,
368 	 */
369 	GATE(ACLK_VCODEC, "aclk_vcodec", "aclk_vdpu", 0,
370 		RK3288_CLKGATE_CON(9), 0, GFLAGS),
371 	/*
372 	 * We introduce a virtul node of hclk_vodec_pre_v to split one clock
373 	 * struct with a gate and a fix divider into two node in software.
374 	 */
375 	GATE(0, "hclk_vcodec_pre_v", "aclk_vdpu", 0,
376 		RK3288_CLKGATE_CON(3), 10, GFLAGS),
377 	GATE(HCLK_VCODEC, "hclk_vcodec", "hclk_vcodec_pre", 0,
378 		RK3288_CLKGATE_CON(9), 1, GFLAGS),
379 
380 	COMPOSITE(0, "aclk_vio0", mux_pll_src_cpll_gpll_usb480m_p, CLK_IGNORE_UNUSED,
381 			RK3288_CLKSEL_CON(31), 6, 2, MFLAGS, 0, 5, DFLAGS,
382 			RK3288_CLKGATE_CON(3), 0, GFLAGS),
383 	DIV(0, "hclk_vio", "aclk_vio0", 0,
384 			RK3288_CLKSEL_CON(28), 8, 5, DFLAGS),
385 	COMPOSITE(0, "aclk_vio1", mux_pll_src_cpll_gpll_usb480m_p, CLK_IGNORE_UNUSED,
386 			RK3288_CLKSEL_CON(31), 14, 2, MFLAGS, 8, 5, DFLAGS,
387 			RK3288_CLKGATE_CON(3), 2, GFLAGS),
388 
389 	COMPOSITE(0, "aclk_rga_pre", mux_pll_src_cpll_gpll_usb480m_p, 0,
390 			RK3288_CLKSEL_CON(30), 6, 2, MFLAGS, 0, 5, DFLAGS,
391 			RK3288_CLKGATE_CON(3), 5, GFLAGS),
392 	COMPOSITE(SCLK_RGA, "sclk_rga", mux_pll_src_cpll_gpll_usb480m_p, 0,
393 			RK3288_CLKSEL_CON(30), 14, 2, MFLAGS, 8, 5, DFLAGS,
394 			RK3288_CLKGATE_CON(3), 4, GFLAGS),
395 
396 	COMPOSITE(DCLK_VOP0, "dclk_vop0", mux_pll_src_cpll_gpll_npll_p, 0,
397 			RK3288_CLKSEL_CON(27), 0, 2, MFLAGS, 8, 8, DFLAGS,
398 			RK3288_CLKGATE_CON(3), 1, GFLAGS),
399 	COMPOSITE(DCLK_VOP1, "dclk_vop1", mux_pll_src_cpll_gpll_npll_p, 0,
400 			RK3288_CLKSEL_CON(29), 6, 2, MFLAGS, 8, 8, DFLAGS,
401 			RK3288_CLKGATE_CON(3), 3, GFLAGS),
402 
403 	COMPOSITE_NODIV(SCLK_EDP_24M, "sclk_edp_24m", mux_edp_24m_p, 0,
404 			RK3288_CLKSEL_CON(28), 15, 1, MFLAGS,
405 			RK3288_CLKGATE_CON(3), 12, GFLAGS),
406 	COMPOSITE(SCLK_EDP, "sclk_edp", mux_pll_src_cpll_gpll_npll_p, 0,
407 			RK3288_CLKSEL_CON(28), 6, 2, MFLAGS, 0, 6, DFLAGS,
408 			RK3288_CLKGATE_CON(3), 13, GFLAGS),
409 
410 	COMPOSITE(SCLK_ISP, "sclk_isp", mux_pll_src_cpll_gpll_npll_p, 0,
411 			RK3288_CLKSEL_CON(6), 6, 2, MFLAGS, 0, 6, DFLAGS,
412 			RK3288_CLKGATE_CON(3), 14, GFLAGS),
413 	COMPOSITE(SCLK_ISP_JPE, "sclk_isp_jpe", mux_pll_src_cpll_gpll_npll_p, 0,
414 			RK3288_CLKSEL_CON(6), 14, 2, MFLAGS, 8, 6, DFLAGS,
415 			RK3288_CLKGATE_CON(3), 15, GFLAGS),
416 
417 	GATE(SCLK_HDMI_HDCP, "sclk_hdmi_hdcp", "xin24m", 0,
418 			RK3288_CLKGATE_CON(5), 12, GFLAGS),
419 	GATE(SCLK_HDMI_CEC, "sclk_hdmi_cec", "xin32k", 0,
420 			RK3288_CLKGATE_CON(5), 11, GFLAGS),
421 
422 	COMPOSITE(ACLK_HEVC, "aclk_hevc", mux_pll_src_cpll_gpll_npll_p, 0,
423 			RK3288_CLKSEL_CON(39), 14, 2, MFLAGS, 8, 5, DFLAGS,
424 			RK3288_CLKGATE_CON(13), 13, GFLAGS),
425 	DIV(HCLK_HEVC, "hclk_hevc", "aclk_hevc", 0,
426 			RK3288_CLKSEL_CON(40), 12, 2, DFLAGS),
427 
428 	COMPOSITE(SCLK_HEVC_CABAC, "sclk_hevc_cabac", mux_pll_src_cpll_gpll_npll_p, 0,
429 			RK3288_CLKSEL_CON(42), 6, 2, MFLAGS, 0, 5, DFLAGS,
430 			RK3288_CLKGATE_CON(13), 14, GFLAGS),
431 	COMPOSITE(SCLK_HEVC_CORE, "sclk_hevc_core", mux_pll_src_cpll_gpll_npll_p, 0,
432 			RK3288_CLKSEL_CON(42), 14, 2, MFLAGS, 8, 5, DFLAGS,
433 			RK3288_CLKGATE_CON(13), 15, GFLAGS),
434 
435 	COMPOSITE_NODIV(0, "vip_src", mux_pll_src_cpll_gpll_p, 0,
436 			RK3288_CLKSEL_CON(26), 8, 1, MFLAGS,
437 			RK3288_CLKGATE_CON(3), 7, GFLAGS),
438 	COMPOSITE_NOGATE(0, "sclk_vip_out", mux_vip_out_p, 0,
439 			RK3288_CLKSEL_CON(26), 15, 1, MFLAGS, 9, 5, DFLAGS),
440 
441 	DIV(0, "pclk_pd_alive", "gpll", 0,
442 			RK3288_CLKSEL_CON(33), 8, 5, DFLAGS),
443 	COMPOSITE_NOMUX(0, "pclk_pd_pmu", "gpll", CLK_IGNORE_UNUSED,
444 			RK3288_CLKSEL_CON(33), 0, 5, DFLAGS,
445 			RK3288_CLKGATE_CON(5), 8, GFLAGS),
446 
447 	COMPOSITE(SCLK_GPU, "sclk_gpu", mux_pll_src_cpll_gll_usb_npll_p, 0,
448 			RK3288_CLKSEL_CON(34), 6, 2, MFLAGS, 0, 5, DFLAGS,
449 			RK3288_CLKGATE_CON(5), 7, GFLAGS),
450 
451 	COMPOSITE(0, "aclk_peri_src", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED,
452 			RK3288_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS,
453 			RK3288_CLKGATE_CON(2), 0, GFLAGS),
454 	COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_src", 0,
455 			RK3288_CLKSEL_CON(10), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
456 			RK3288_CLKGATE_CON(2), 3, GFLAGS),
457 	COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED,
458 			RK3288_CLKSEL_CON(10), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
459 			RK3288_CLKGATE_CON(2), 2, GFLAGS),
460 	GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED,
461 			RK3288_CLKGATE_CON(2), 1, GFLAGS),
462 
463 	/*
464 	 * Clock-Architecture Diagram 3
465 	 */
466 
467 	COMPOSITE(SCLK_SPI0, "sclk_spi0", mux_pll_src_cpll_gpll_p, 0,
468 			RK3288_CLKSEL_CON(25), 7, 1, MFLAGS, 0, 7, DFLAGS,
469 			RK3288_CLKGATE_CON(2), 9, GFLAGS),
470 	COMPOSITE(SCLK_SPI1, "sclk_spi1", mux_pll_src_cpll_gpll_p, 0,
471 			RK3288_CLKSEL_CON(25), 15, 1, MFLAGS, 8, 7, DFLAGS,
472 			RK3288_CLKGATE_CON(2), 10, GFLAGS),
473 	COMPOSITE(SCLK_SPI2, "sclk_spi2", mux_pll_src_cpll_gpll_p, 0,
474 			RK3288_CLKSEL_CON(39), 7, 1, MFLAGS, 0, 7, DFLAGS,
475 			RK3288_CLKGATE_CON(2), 11, GFLAGS),
476 
477 	COMPOSITE(SCLK_SDMMC, "sclk_sdmmc", mux_mmc_src_p, 0,
478 			RK3288_CLKSEL_CON(11), 6, 2, MFLAGS, 0, 6, DFLAGS,
479 			RK3288_CLKGATE_CON(13), 0, GFLAGS),
480 	COMPOSITE(SCLK_SDIO0, "sclk_sdio0", mux_mmc_src_p, 0,
481 			RK3288_CLKSEL_CON(12), 6, 2, MFLAGS, 0, 6, DFLAGS,
482 			RK3288_CLKGATE_CON(13), 1, GFLAGS),
483 	COMPOSITE(SCLK_SDIO1, "sclk_sdio1", mux_mmc_src_p, 0,
484 			RK3288_CLKSEL_CON(34), 14, 2, MFLAGS, 8, 6, DFLAGS,
485 			RK3288_CLKGATE_CON(13), 2, GFLAGS),
486 	COMPOSITE(SCLK_EMMC, "sclk_emmc", mux_mmc_src_p, 0,
487 			RK3288_CLKSEL_CON(12), 14, 2, MFLAGS, 8, 6, DFLAGS,
488 			RK3288_CLKGATE_CON(13), 3, GFLAGS),
489 
490 	MMC(SCLK_SDMMC_DRV,    "sdmmc_drv",    "sclk_sdmmc", RK3288_SDMMC_CON0, 1),
491 	MMC(SCLK_SDMMC_SAMPLE, "sdmmc_sample", "sclk_sdmmc", RK3288_SDMMC_CON1, 0),
492 
493 	MMC(SCLK_SDIO0_DRV,    "sdio0_drv",    "sclk_sdio0", RK3288_SDIO0_CON0, 1),
494 	MMC(SCLK_SDIO0_SAMPLE, "sdio0_sample", "sclk_sdio0", RK3288_SDIO0_CON1, 0),
495 
496 	MMC(SCLK_SDIO1_DRV,    "sdio1_drv",    "sclk_sdio1", RK3288_SDIO1_CON0, 1),
497 	MMC(SCLK_SDIO1_SAMPLE, "sdio1_sample", "sclk_sdio1", RK3288_SDIO1_CON1, 0),
498 
499 	MMC(SCLK_EMMC_DRV,     "emmc_drv",     "sclk_emmc",  RK3288_EMMC_CON0,  1),
500 	MMC(SCLK_EMMC_SAMPLE,  "emmc_sample",  "sclk_emmc",  RK3288_EMMC_CON1,  0),
501 
502 	COMPOSITE(0, "sclk_tspout", mux_tspout_p, 0,
503 			RK3288_CLKSEL_CON(35), 14, 2, MFLAGS, 8, 5, DFLAGS,
504 			RK3288_CLKGATE_CON(4), 11, GFLAGS),
505 	COMPOSITE(0, "sclk_tsp", mux_pll_src_cpll_gpll_npll_p, 0,
506 			RK3288_CLKSEL_CON(35), 6, 2, MFLAGS, 0, 5, DFLAGS,
507 			RK3288_CLKGATE_CON(4), 10, GFLAGS),
508 
509 	GATE(SCLK_OTGPHY0, "sclk_otgphy0", "usb480m", CLK_IGNORE_UNUSED,
510 			RK3288_CLKGATE_CON(13), 4, GFLAGS),
511 	GATE(SCLK_OTGPHY1, "sclk_otgphy1", "usb480m", CLK_IGNORE_UNUSED,
512 			RK3288_CLKGATE_CON(13), 5, GFLAGS),
513 	GATE(SCLK_OTGPHY2, "sclk_otgphy2", "usb480m", CLK_IGNORE_UNUSED,
514 			RK3288_CLKGATE_CON(13), 6, GFLAGS),
515 	GATE(SCLK_OTG_ADP, "sclk_otg_adp", "xin32k", CLK_IGNORE_UNUSED,
516 			RK3288_CLKGATE_CON(13), 7, GFLAGS),
517 
518 	COMPOSITE_NOMUX(SCLK_TSADC, "sclk_tsadc", "xin32k", 0,
519 			RK3288_CLKSEL_CON(2), 0, 6, DFLAGS,
520 			RK3288_CLKGATE_CON(2), 7, GFLAGS),
521 
522 	COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0,
523 			RK3288_CLKSEL_CON(24), 8, 8, DFLAGS,
524 			RK3288_CLKGATE_CON(2), 8, GFLAGS),
525 
526 	GATE(SCLK_PS2C, "sclk_ps2c", "xin24m", 0,
527 			RK3288_CLKGATE_CON(5), 13, GFLAGS),
528 
529 	COMPOSITE(SCLK_NANDC0, "sclk_nandc0", mux_pll_src_cpll_gpll_p, 0,
530 			RK3288_CLKSEL_CON(38), 7, 1, MFLAGS, 0, 5, DFLAGS,
531 			RK3288_CLKGATE_CON(5), 5, GFLAGS),
532 	COMPOSITE(SCLK_NANDC1, "sclk_nandc1", mux_pll_src_cpll_gpll_p, 0,
533 			RK3288_CLKSEL_CON(38), 15, 1, MFLAGS, 8, 5, DFLAGS,
534 			RK3288_CLKGATE_CON(5), 6, GFLAGS),
535 
536 	COMPOSITE(0, "uart0_src", mux_pll_src_cpll_gll_usb_npll_p, 0,
537 			RK3288_CLKSEL_CON(13), 13, 2, MFLAGS, 0, 7, DFLAGS,
538 			RK3288_CLKGATE_CON(1), 8, GFLAGS),
539 	COMPOSITE_FRAC(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
540 			RK3288_CLKSEL_CON(17), 0,
541 			RK3288_CLKGATE_CON(1), 9, GFLAGS),
542 	MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
543 			RK3288_CLKSEL_CON(13), 8, 2, MFLAGS),
544 	MUX(0, "uart_src", mux_pll_src_cpll_gpll_p, 0,
545 			RK3288_CLKSEL_CON(13), 15, 1, MFLAGS),
546 	COMPOSITE_NOMUX(0, "uart1_src", "uart_src", 0,
547 			RK3288_CLKSEL_CON(14), 0, 7, DFLAGS,
548 			RK3288_CLKGATE_CON(1), 10, GFLAGS),
549 	COMPOSITE_FRAC(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
550 			RK3288_CLKSEL_CON(18), 0,
551 			RK3288_CLKGATE_CON(1), 11, GFLAGS),
552 	MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
553 			RK3288_CLKSEL_CON(14), 8, 2, MFLAGS),
554 	COMPOSITE_NOMUX(0, "uart2_src", "uart_src", 0,
555 			RK3288_CLKSEL_CON(15), 0, 7, DFLAGS,
556 			RK3288_CLKGATE_CON(1), 12, GFLAGS),
557 	COMPOSITE_FRAC(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT,
558 			RK3288_CLKSEL_CON(19), 0,
559 			RK3288_CLKGATE_CON(1), 13, GFLAGS),
560 	MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT,
561 			RK3288_CLKSEL_CON(15), 8, 2, MFLAGS),
562 	COMPOSITE_NOMUX(0, "uart3_src", "uart_src", 0,
563 			RK3288_CLKSEL_CON(16), 0, 7, DFLAGS,
564 			RK3288_CLKGATE_CON(1), 14, GFLAGS),
565 	COMPOSITE_FRAC(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT,
566 			RK3288_CLKSEL_CON(20), 0,
567 			RK3288_CLKGATE_CON(1), 15, GFLAGS),
568 	MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT,
569 			RK3288_CLKSEL_CON(16), 8, 2, MFLAGS),
570 	COMPOSITE_NOMUX(0, "uart4_src", "uart_src", 0,
571 			RK3288_CLKSEL_CON(3), 0, 7, DFLAGS,
572 			RK3288_CLKGATE_CON(2), 12, GFLAGS),
573 	COMPOSITE_FRAC(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT,
574 			RK3288_CLKSEL_CON(7), 0,
575 			RK3288_CLKGATE_CON(2), 13, GFLAGS),
576 	MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT,
577 			RK3288_CLKSEL_CON(3), 8, 2, MFLAGS),
578 
579 	COMPOSITE(0, "mac_pll_src", mux_pll_src_npll_cpll_gpll_p, 0,
580 			RK3288_CLKSEL_CON(21), 0, 2, MFLAGS, 8, 5, DFLAGS,
581 			RK3288_CLKGATE_CON(2), 5, GFLAGS),
582 	MUX(SCLK_MAC, "mac_clk", mux_mac_p, CLK_SET_RATE_PARENT,
583 			RK3288_CLKSEL_CON(21), 4, 1, MFLAGS),
584 	GATE(SCLK_MACREF_OUT, "sclk_macref_out", "mac_clk", 0,
585 			RK3288_CLKGATE_CON(5), 3, GFLAGS),
586 	GATE(SCLK_MACREF, "sclk_macref", "mac_clk", 0,
587 			RK3288_CLKGATE_CON(5), 2, GFLAGS),
588 	GATE(SCLK_MAC_RX, "sclk_mac_rx", "mac_clk", 0,
589 			RK3288_CLKGATE_CON(5), 0, GFLAGS),
590 	GATE(SCLK_MAC_TX, "sclk_mac_tx", "mac_clk", 0,
591 			RK3288_CLKGATE_CON(5), 1, GFLAGS),
592 
593 	COMPOSITE(0, "hsadc_src", mux_pll_src_cpll_gpll_p, 0,
594 			RK3288_CLKSEL_CON(22), 0, 1, MFLAGS, 8, 8, DFLAGS,
595 			RK3288_CLKGATE_CON(2), 6, GFLAGS),
596 	MUX(0, "sclk_hsadc_out", mux_hsadcout_p, 0,
597 			RK3288_CLKSEL_CON(22), 4, 1, MFLAGS),
598 	INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out",
599 			RK3288_CLKSEL_CON(22), 7, IFLAGS),
600 
601 	GATE(0, "jtag", "ext_jtag", 0,
602 			RK3288_CLKGATE_CON(4), 14, GFLAGS),
603 
604 	COMPOSITE_NODIV(SCLK_USBPHY480M_SRC, "usbphy480m_src", mux_usbphy480m_p, 0,
605 			RK3288_CLKSEL_CON(13), 11, 2, MFLAGS,
606 			RK3288_CLKGATE_CON(5), 14, GFLAGS),
607 	COMPOSITE_NODIV(SCLK_HSICPHY480M, "sclk_hsicphy480m", mux_hsicphy480m_p, 0,
608 			RK3288_CLKSEL_CON(29), 0, 2, MFLAGS,
609 			RK3288_CLKGATE_CON(3), 6, GFLAGS),
610 	GATE(0, "hsicphy12m_xin12m", "xin12m", 0,
611 			RK3288_CLKGATE_CON(13), 9, GFLAGS),
612 	DIV(0, "hsicphy12m_usbphy", "sclk_hsicphy480m", 0,
613 			RK3288_CLKSEL_CON(11), 8, 6, DFLAGS),
614 	MUX(SCLK_HSICPHY12M, "sclk_hsicphy12m", mux_hsicphy12m_p, 0,
615 			RK3288_CLKSEL_CON(22), 4, 1, MFLAGS),
616 
617 	/*
618 	 * Clock-Architecture Diagram 4
619 	 */
620 
621 	/* aclk_cpu gates */
622 	GATE(0, "sclk_intmem0", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 5, GFLAGS),
623 	GATE(0, "sclk_intmem1", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 6, GFLAGS),
624 	GATE(0, "sclk_intmem2", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 7, GFLAGS),
625 	GATE(ACLK_DMAC1, "aclk_dmac1", "aclk_cpu", 0, RK3288_CLKGATE_CON(10), 12, GFLAGS),
626 	GATE(0, "aclk_strc_sys", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 13, GFLAGS),
627 	GATE(0, "aclk_intmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 4, GFLAGS),
628 	GATE(ACLK_CRYPTO, "aclk_crypto", "aclk_cpu", 0, RK3288_CLKGATE_CON(11), 6, GFLAGS),
629 	GATE(0, "aclk_ccp", "aclk_cpu", 0, RK3288_CLKGATE_CON(11), 8, GFLAGS),
630 
631 	/* hclk_cpu gates */
632 	GATE(HCLK_CRYPTO, "hclk_crypto", "hclk_cpu", 0, RK3288_CLKGATE_CON(11), 7, GFLAGS),
633 	GATE(HCLK_I2S0, "hclk_i2s0", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 8, GFLAGS),
634 	GATE(HCLK_ROM, "hclk_rom", "hclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 9, GFLAGS),
635 	GATE(HCLK_SPDIF, "hclk_spdif", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 10, GFLAGS),
636 	GATE(HCLK_SPDIF8CH, "hclk_spdif_8ch", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 11, GFLAGS),
637 
638 	/* pclk_cpu gates */
639 	GATE(PCLK_PWM, "pclk_pwm", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 0, GFLAGS),
640 	GATE(PCLK_TIMER, "pclk_timer", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 1, GFLAGS),
641 	GATE(PCLK_I2C0, "pclk_i2c0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 2, GFLAGS),
642 	GATE(PCLK_I2C2, "pclk_i2c2", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 3, GFLAGS),
643 	GATE(PCLK_DDRUPCTL0, "pclk_ddrupctl0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 14, GFLAGS),
644 	GATE(PCLK_PUBL0, "pclk_publ0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 15, GFLAGS),
645 	GATE(PCLK_DDRUPCTL1, "pclk_ddrupctl1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 0, GFLAGS),
646 	GATE(PCLK_PUBL1, "pclk_publ1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 1, GFLAGS),
647 	GATE(0, "pclk_efuse_1024", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 2, GFLAGS),
648 	GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 3, GFLAGS),
649 	GATE(PCLK_UART2, "pclk_uart2", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 9, GFLAGS),
650 	GATE(0, "pclk_efuse_256", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 10, GFLAGS),
651 	GATE(PCLK_RKPWM, "pclk_rkpwm", "pclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 11, GFLAGS),
652 
653 	/* ddrctrl [DDR Controller PHY clock] gates */
654 	GATE(0, "nclk_ddrupctl0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 4, GFLAGS),
655 	GATE(0, "nclk_ddrupctl1", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 5, GFLAGS),
656 
657 	/* ddrphy gates */
658 	GATE(0, "sclk_ddrphy0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(4), 12, GFLAGS),
659 	GATE(0, "sclk_ddrphy1", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(4), 13, GFLAGS),
660 
661 	/* aclk_peri gates */
662 	GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 2, GFLAGS),
663 	GATE(ACLK_DMAC2, "aclk_dmac2", "aclk_peri", 0, RK3288_CLKGATE_CON(6), 3, GFLAGS),
664 	GATE(0, "aclk_peri_niu", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 11, GFLAGS),
665 	GATE(ACLK_MMU, "aclk_mmu", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(8), 12, GFLAGS),
666 	GATE(ACLK_GMAC, "aclk_gmac", "aclk_peri", 0, RK3288_CLKGATE_CON(8), 0, GFLAGS),
667 	GATE(HCLK_GPS, "hclk_gps", "aclk_peri", 0, RK3288_CLKGATE_CON(8), 2, GFLAGS),
668 
669 	/* hclk_peri gates */
670 	GATE(0, "hclk_peri_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 0, GFLAGS),
671 	GATE(HCLK_OTG0, "hclk_otg0", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 4, GFLAGS),
672 	GATE(HCLK_USBHOST0, "hclk_host0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 6, GFLAGS),
673 	GATE(HCLK_USBHOST1, "hclk_host1", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 7, GFLAGS),
674 	GATE(HCLK_HSIC, "hclk_hsic", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 8, GFLAGS),
675 	GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 9, GFLAGS),
676 	GATE(0, "hclk_peri_ahb_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 10, GFLAGS),
677 	GATE(0, "hclk_emem", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 12, GFLAGS),
678 	GATE(0, "hclk_mem", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 13, GFLAGS),
679 	GATE(HCLK_NANDC0, "hclk_nandc0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 14, GFLAGS),
680 	GATE(HCLK_NANDC1, "hclk_nandc1", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 15, GFLAGS),
681 	GATE(HCLK_TSP, "hclk_tsp", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 8, GFLAGS),
682 	GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 3, GFLAGS),
683 	GATE(HCLK_SDIO0, "hclk_sdio0", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 4, GFLAGS),
684 	GATE(HCLK_SDIO1, "hclk_sdio1", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 5, GFLAGS),
685 	GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 6, GFLAGS),
686 	GATE(HCLK_HSADC, "hclk_hsadc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 7, GFLAGS),
687 	GATE(0, "pmu_hclk_otg0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 5, GFLAGS),
688 
689 	/* pclk_peri gates */
690 	GATE(0, "pclk_peri_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 1, GFLAGS),
691 	GATE(PCLK_SPI0, "pclk_spi0", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 4, GFLAGS),
692 	GATE(PCLK_SPI1, "pclk_spi1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 5, GFLAGS),
693 	GATE(PCLK_SPI2, "pclk_spi2", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 6, GFLAGS),
694 	GATE(PCLK_PS2C, "pclk_ps2c", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 7, GFLAGS),
695 	GATE(PCLK_UART0, "pclk_uart0", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 8, GFLAGS),
696 	GATE(PCLK_UART1, "pclk_uart1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 9, GFLAGS),
697 	GATE(PCLK_I2C4, "pclk_i2c4", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 15, GFLAGS),
698 	GATE(PCLK_UART3, "pclk_uart3", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 11, GFLAGS),
699 	GATE(PCLK_UART4, "pclk_uart4", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 12, GFLAGS),
700 	GATE(PCLK_I2C1, "pclk_i2c1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 13, GFLAGS),
701 	GATE(PCLK_I2C3, "pclk_i2c3", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 14, GFLAGS),
702 	GATE(PCLK_SARADC, "pclk_saradc", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 1, GFLAGS),
703 	GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 2, GFLAGS),
704 	GATE(PCLK_SIM, "pclk_sim", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 3, GFLAGS),
705 	GATE(PCLK_I2C5, "pclk_i2c5", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 0, GFLAGS),
706 	GATE(PCLK_GMAC, "pclk_gmac", "pclk_peri", 0, RK3288_CLKGATE_CON(8), 1, GFLAGS),
707 
708 	GATE(SCLK_LCDC_PWM0, "sclk_lcdc_pwm0", "xin24m", 0, RK3288_CLKGATE_CON(13), 10, GFLAGS),
709 	GATE(SCLK_LCDC_PWM1, "sclk_lcdc_pwm1", "xin24m", 0, RK3288_CLKGATE_CON(13), 11, GFLAGS),
710 	GATE(SCLK_PVTM_CORE, "sclk_pvtm_core", "xin24m", 0, RK3288_CLKGATE_CON(5), 9, GFLAGS),
711 	GATE(SCLK_PVTM_GPU, "sclk_pvtm_gpu", "xin24m", 0, RK3288_CLKGATE_CON(5), 10, GFLAGS),
712 	GATE(0, "sclk_mipidsi_24m", "xin24m", 0, RK3288_CLKGATE_CON(5), 15, GFLAGS),
713 
714 	/* sclk_gpu gates */
715 	GATE(ACLK_GPU, "aclk_gpu", "sclk_gpu", 0, RK3288_CLKGATE_CON(18), 0, GFLAGS),
716 
717 	/* pclk_pd_alive gates */
718 	GATE(PCLK_GPIO8, "pclk_gpio8", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 8, GFLAGS),
719 	GATE(PCLK_GPIO7, "pclk_gpio7", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 7, GFLAGS),
720 	GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 1, GFLAGS),
721 	GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 2, GFLAGS),
722 	GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 3, GFLAGS),
723 	GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 4, GFLAGS),
724 	GATE(PCLK_GPIO5, "pclk_gpio5", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 5, GFLAGS),
725 	GATE(PCLK_GPIO6, "pclk_gpio6", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 6, GFLAGS),
726 	GATE(PCLK_GRF, "pclk_grf", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(14), 11, GFLAGS),
727 	GATE(0, "pclk_alive_niu", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(14), 12, GFLAGS),
728 
729 	/* pclk_pd_pmu gates */
730 	GATE(PCLK_PMU, "pclk_pmu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 0, GFLAGS),
731 	GATE(0, "pclk_intmem1", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 1, GFLAGS),
732 	GATE(0, "pclk_pmu_niu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 2, GFLAGS),
733 	GATE(PCLK_SGRF, "pclk_sgrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 3, GFLAGS),
734 	GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_pd_pmu", 0, RK3288_CLKGATE_CON(17), 4, GFLAGS),
735 
736 	/* hclk_vio gates */
737 	GATE(HCLK_RGA, "hclk_rga", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 1, GFLAGS),
738 	GATE(HCLK_VOP0, "hclk_vop0", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 6, GFLAGS),
739 	GATE(HCLK_VOP1, "hclk_vop1", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 8, GFLAGS),
740 	GATE(HCLK_VIO_AHB_ARBI, "hclk_vio_ahb_arbi", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 9, GFLAGS),
741 	GATE(HCLK_VIO_NIU, "hclk_vio_niu", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 10, GFLAGS),
742 	GATE(HCLK_VIP, "hclk_vip", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 15, GFLAGS),
743 	GATE(HCLK_IEP, "hclk_iep", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 3, GFLAGS),
744 	GATE(HCLK_ISP, "hclk_isp", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 1, GFLAGS),
745 	GATE(HCLK_VIO2_H2P, "hclk_vio2_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 10, GFLAGS),
746 	GATE(PCLK_MIPI_DSI0, "pclk_mipi_dsi0", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 4, GFLAGS),
747 	GATE(PCLK_MIPI_DSI1, "pclk_mipi_dsi1", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 5, GFLAGS),
748 	GATE(PCLK_MIPI_CSI, "pclk_mipi_csi", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 6, GFLAGS),
749 	GATE(PCLK_LVDS_PHY, "pclk_lvds_phy", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 7, GFLAGS),
750 	GATE(PCLK_EDP_CTRL, "pclk_edp_ctrl", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 8, GFLAGS),
751 	GATE(PCLK_HDMI_CTRL, "pclk_hdmi_ctrl", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 9, GFLAGS),
752 	GATE(PCLK_VIO2_H2P, "pclk_vio2_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 11, GFLAGS),
753 
754 	/* aclk_vio0 gates */
755 	GATE(ACLK_VOP0, "aclk_vop0", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 5, GFLAGS),
756 	GATE(ACLK_IEP, "aclk_iep", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 2, GFLAGS),
757 	GATE(ACLK_VIO0_NIU, "aclk_vio0_niu", "aclk_vio0", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 11, GFLAGS),
758 	GATE(ACLK_VIP, "aclk_vip", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 14, GFLAGS),
759 
760 	/* aclk_vio1 gates */
761 	GATE(ACLK_VOP1, "aclk_vop1", "aclk_vio1", 0, RK3288_CLKGATE_CON(15), 7, GFLAGS),
762 	GATE(ACLK_ISP, "aclk_isp", "aclk_vio1", 0, RK3288_CLKGATE_CON(16), 2, GFLAGS),
763 	GATE(ACLK_VIO1_NIU, "aclk_vio1_niu", "aclk_vio1", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 12, GFLAGS),
764 
765 	/* aclk_rga_pre gates */
766 	GATE(ACLK_RGA, "aclk_rga", "aclk_rga_pre", 0, RK3288_CLKGATE_CON(15), 0, GFLAGS),
767 	GATE(ACLK_RGA_NIU, "aclk_rga_niu", "aclk_rga_pre", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 13, GFLAGS),
768 
769 	/*
770 	 * Other ungrouped clocks.
771 	 */
772 
773 	GATE(0, "pclk_vip_in", "ext_vip", 0, RK3288_CLKGATE_CON(16), 0, GFLAGS),
774 	INVERTER(0, "pclk_vip", "pclk_vip_in", RK3288_CLKSEL_CON(29), 4, IFLAGS),
775 	GATE(0, "pclk_isp_in", "ext_isp", 0, RK3288_CLKGATE_CON(16), 3, GFLAGS),
776 	INVERTER(0, "pclk_isp", "pclk_isp_in", RK3288_CLKSEL_CON(29), 3, IFLAGS),
777 };
778 
779 static const char *const rk3288_critical_clocks[] __initconst = {
780 	"aclk_cpu",
781 	"aclk_peri",
782 	"hclk_peri",
783 	"pclk_pd_pmu",
784 };
785 
786 #ifdef CONFIG_PM_SLEEP
787 static void __iomem *rk3288_cru_base;
788 
789 /* Some CRU registers will be reset in maskrom when the system
790  * wakes up from fastboot.
791  * So save them before suspend, restore them after resume.
792  */
793 static const int rk3288_saved_cru_reg_ids[] = {
794 	RK3288_MODE_CON,
795 	RK3288_CLKSEL_CON(0),
796 	RK3288_CLKSEL_CON(1),
797 	RK3288_CLKSEL_CON(10),
798 	RK3288_CLKSEL_CON(33),
799 	RK3288_CLKSEL_CON(37),
800 };
801 
802 static u32 rk3288_saved_cru_regs[ARRAY_SIZE(rk3288_saved_cru_reg_ids)];
803 
804 static int rk3288_clk_suspend(void)
805 {
806 	int i, reg_id;
807 
808 	for (i = 0; i < ARRAY_SIZE(rk3288_saved_cru_reg_ids); i++) {
809 		reg_id = rk3288_saved_cru_reg_ids[i];
810 
811 		rk3288_saved_cru_regs[i] =
812 				readl_relaxed(rk3288_cru_base + reg_id);
813 	}
814 
815 	/*
816 	 * Switch PLLs other than DPLL (for SDRAM) to slow mode to
817 	 * avoid crashes on resume. The Mask ROM on the system will
818 	 * put APLL, CPLL, and GPLL into slow mode at resume time
819 	 * anyway (which is why we restore them), but we might not
820 	 * even make it to the Mask ROM if this isn't done at suspend
821 	 * time.
822 	 *
823 	 * NOTE: only APLL truly matters here, but we'll do them all.
824 	 */
825 
826 	writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON);
827 
828 	return 0;
829 }
830 
831 static void rk3288_clk_resume(void)
832 {
833 	int i, reg_id;
834 
835 	for (i = ARRAY_SIZE(rk3288_saved_cru_reg_ids) - 1; i >= 0; i--) {
836 		reg_id = rk3288_saved_cru_reg_ids[i];
837 
838 		writel_relaxed(rk3288_saved_cru_regs[i] | 0xffff0000,
839 			       rk3288_cru_base + reg_id);
840 	}
841 }
842 
843 static struct syscore_ops rk3288_clk_syscore_ops = {
844 	.suspend = rk3288_clk_suspend,
845 	.resume = rk3288_clk_resume,
846 };
847 
848 static void rk3288_clk_sleep_init(void __iomem *reg_base)
849 {
850 	rk3288_cru_base = reg_base;
851 	register_syscore_ops(&rk3288_clk_syscore_ops);
852 }
853 
854 #else /* CONFIG_PM_SLEEP */
855 static void rk3288_clk_sleep_init(void __iomem *reg_base) {}
856 #endif
857 
858 static void __init rk3288_clk_init(struct device_node *np)
859 {
860 	void __iomem *reg_base;
861 	struct clk *clk;
862 
863 	reg_base = of_iomap(np, 0);
864 	if (!reg_base) {
865 		pr_err("%s: could not map cru region\n", __func__);
866 		return;
867 	}
868 
869 	rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
870 
871 	/* xin12m is created by an cru-internal divider */
872 	clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2);
873 	if (IS_ERR(clk))
874 		pr_warn("%s: could not register clock xin12m: %ld\n",
875 			__func__, PTR_ERR(clk));
876 
877 
878 	clk = clk_register_fixed_factor(NULL, "usb480m", "xin24m", 0, 20, 1);
879 	if (IS_ERR(clk))
880 		pr_warn("%s: could not register clock usb480m: %ld\n",
881 			__func__, PTR_ERR(clk));
882 
883 	clk = clk_register_fixed_factor(NULL, "hclk_vcodec_pre",
884 					"hclk_vcodec_pre_v", 0, 1, 4);
885 	if (IS_ERR(clk))
886 		pr_warn("%s: could not register clock hclk_vcodec_pre: %ld\n",
887 			__func__, PTR_ERR(clk));
888 
889 	/* Watchdog pclk is controlled by RK3288_SGRF_SOC_CON0[1]. */
890 	clk = clk_register_fixed_factor(NULL, "pclk_wdt", "pclk_pd_alive", 0, 1, 1);
891 	if (IS_ERR(clk))
892 		pr_warn("%s: could not register clock pclk_wdt: %ld\n",
893 			__func__, PTR_ERR(clk));
894 	else
895 		rockchip_clk_add_lookup(clk, PCLK_WDT);
896 
897 	rockchip_clk_register_plls(rk3288_pll_clks,
898 				   ARRAY_SIZE(rk3288_pll_clks),
899 				   RK3288_GRF_SOC_STATUS1);
900 	rockchip_clk_register_branches(rk3288_clk_branches,
901 				  ARRAY_SIZE(rk3288_clk_branches));
902 	rockchip_clk_protect_critical(rk3288_critical_clocks,
903 				      ARRAY_SIZE(rk3288_critical_clocks));
904 
905 	rockchip_clk_register_armclk(ARMCLK, "armclk",
906 			mux_armclk_p, ARRAY_SIZE(mux_armclk_p),
907 			&rk3288_cpuclk_data, rk3288_cpuclk_rates,
908 			ARRAY_SIZE(rk3288_cpuclk_rates));
909 
910 	rockchip_register_softrst(np, 12, reg_base + RK3288_SOFTRST_CON(0),
911 				  ROCKCHIP_SOFTRST_HIWORD_MASK);
912 
913 	rockchip_register_restart_notifier(RK3288_GLB_SRST_FST);
914 	rk3288_clk_sleep_init(reg_base);
915 }
916 CLK_OF_DECLARE(rk3288_cru, "rockchip,rk3288-cru", rk3288_clk_init);
917