1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
4 *
5 * Common Clock Framework support for Exynos3250 SoC.
6 */
7
8#include <linux/clk-provider.h>
9#include <linux/io.h>
10#include <linux/of.h>
11#include <linux/of_address.h>
12#include <linux/platform_device.h>
13
14#include <dt-bindings/clock/exynos3250.h>
15
16#include "clk.h"
17#include "clk-cpu.h"
18#include "clk-pll.h"
19
20#define SRC_LEFTBUS 0x4200
21#define DIV_LEFTBUS 0x4500
22#define GATE_IP_LEFTBUS 0x4800
23#define SRC_RIGHTBUS 0x8200
24#define DIV_RIGHTBUS 0x8500
25#define GATE_IP_RIGHTBUS 0x8800
26#define GATE_IP_PERIR 0x8960
27#define MPLL_LOCK 0xc010
28#define MPLL_CON0 0xc110
29#define VPLL_LOCK 0xc020
30#define VPLL_CON0 0xc120
31#define UPLL_LOCK 0xc030
32#define UPLL_CON0 0xc130
33#define SRC_TOP0 0xc210
34#define SRC_TOP1 0xc214
35#define SRC_CAM 0xc220
36#define SRC_MFC 0xc228
37#define SRC_G3D 0xc22c
38#define SRC_LCD 0xc234
39#define SRC_ISP 0xc238
40#define SRC_FSYS 0xc240
41#define SRC_PERIL0 0xc250
42#define SRC_PERIL1 0xc254
43#define SRC_MASK_TOP 0xc310
44#define SRC_MASK_CAM 0xc320
45#define SRC_MASK_LCD 0xc334
46#define SRC_MASK_ISP 0xc338
47#define SRC_MASK_FSYS 0xc340
48#define SRC_MASK_PERIL0 0xc350
49#define SRC_MASK_PERIL1 0xc354
50#define DIV_TOP 0xc510
51#define DIV_CAM 0xc520
52#define DIV_MFC 0xc528
53#define DIV_G3D 0xc52c
54#define DIV_LCD 0xc534
55#define DIV_ISP 0xc538
56#define DIV_FSYS0 0xc540
57#define DIV_FSYS1 0xc544
58#define DIV_FSYS2 0xc548
59#define DIV_PERIL0 0xc550
60#define DIV_PERIL1 0xc554
61#define DIV_PERIL3 0xc55c
62#define DIV_PERIL4 0xc560
63#define DIV_PERIL5 0xc564
64#define DIV_CAM1 0xc568
65#define CLKDIV2_RATIO 0xc580
66#define GATE_SCLK_CAM 0xc820
67#define GATE_SCLK_MFC 0xc828
68#define GATE_SCLK_G3D 0xc82c
69#define GATE_SCLK_LCD 0xc834
70#define GATE_SCLK_ISP_TOP 0xc838
71#define GATE_SCLK_FSYS 0xc840
72#define GATE_SCLK_PERIL 0xc850
73#define GATE_IP_CAM 0xc920
74#define GATE_IP_MFC 0xc928
75#define GATE_IP_G3D 0xc92c
76#define GATE_IP_LCD 0xc934
77#define GATE_IP_ISP 0xc938
78#define GATE_IP_FSYS 0xc940
79#define GATE_IP_PERIL 0xc950
80#define GATE_BLOCK 0xc970
81#define APLL_LOCK 0x14000
82#define APLL_CON0 0x14100
83#define SRC_CPU 0x14200
84#define DIV_CPU0 0x14500
85#define DIV_CPU1 0x14504
86#define PWR_CTRL1 0x15020
87#define PWR_CTRL2 0x15024
88
89/* Below definitions are used for PWR_CTRL settings */
90#define PWR_CTRL1_CORE2_DOWN_RATIO(x) (((x) & 0x7) << 28)
91#define PWR_CTRL1_CORE1_DOWN_RATIO(x) (((x) & 0x7) << 16)
92#define PWR_CTRL1_DIV2_DOWN_EN (1 << 9)
93#define PWR_CTRL1_DIV1_DOWN_EN (1 << 8)
94#define PWR_CTRL1_USE_CORE3_WFE (1 << 7)
95#define PWR_CTRL1_USE_CORE2_WFE (1 << 6)
96#define PWR_CTRL1_USE_CORE1_WFE (1 << 5)
97#define PWR_CTRL1_USE_CORE0_WFE (1 << 4)
98#define PWR_CTRL1_USE_CORE3_WFI (1 << 3)
99#define PWR_CTRL1_USE_CORE2_WFI (1 << 2)
100#define PWR_CTRL1_USE_CORE1_WFI (1 << 1)
101#define PWR_CTRL1_USE_CORE0_WFI (1 << 0)
102
103/* NOTE: Must be equal to the last clock ID increased by one */
104#define CLKS_NR_MAIN (CLK_SCLK_MMC2 + 1)
105#define CLKS_NR_DMC (CLK_DIV_DMCD + 1)
106#define CLKS_NR_ISP (CLK_SCLK_MPWM_ISP + 1)
107
108static const unsigned long exynos3250_cmu_clk_regs[] __initconst = {
109 SRC_LEFTBUS,
110 DIV_LEFTBUS,
111 GATE_IP_LEFTBUS,
112 SRC_RIGHTBUS,
113 DIV_RIGHTBUS,
114 GATE_IP_RIGHTBUS,
115 GATE_IP_PERIR,
116 MPLL_LOCK,
117 MPLL_CON0,
118 VPLL_LOCK,
119 VPLL_CON0,
120 UPLL_LOCK,
121 UPLL_CON0,
122 SRC_TOP0,
123 SRC_TOP1,
124 SRC_CAM,
125 SRC_MFC,
126 SRC_G3D,
127 SRC_LCD,
128 SRC_ISP,
129 SRC_FSYS,
130 SRC_PERIL0,
131 SRC_PERIL1,
132 SRC_MASK_TOP,
133 SRC_MASK_CAM,
134 SRC_MASK_LCD,
135 SRC_MASK_ISP,
136 SRC_MASK_FSYS,
137 SRC_MASK_PERIL0,
138 SRC_MASK_PERIL1,
139 DIV_TOP,
140 DIV_CAM,
141 DIV_MFC,
142 DIV_G3D,
143 DIV_LCD,
144 DIV_ISP,
145 DIV_FSYS0,
146 DIV_FSYS1,
147 DIV_FSYS2,
148 DIV_PERIL0,
149 DIV_PERIL1,
150 DIV_PERIL3,
151 DIV_PERIL4,
152 DIV_PERIL5,
153 DIV_CAM1,
154 CLKDIV2_RATIO,
155 GATE_SCLK_CAM,
156 GATE_SCLK_MFC,
157 GATE_SCLK_G3D,
158 GATE_SCLK_LCD,
159 GATE_SCLK_ISP_TOP,
160 GATE_SCLK_FSYS,
161 GATE_SCLK_PERIL,
162 GATE_IP_CAM,
163 GATE_IP_MFC,
164 GATE_IP_G3D,
165 GATE_IP_LCD,
166 GATE_IP_ISP,
167 GATE_IP_FSYS,
168 GATE_IP_PERIL,
169 GATE_BLOCK,
170 APLL_LOCK,
171 SRC_CPU,
172 DIV_CPU0,
173 DIV_CPU1,
174 PWR_CTRL1,
175 PWR_CTRL2,
176};
177
178/* list of all parent clock list */
179PNAME(mout_vpllsrc_p) = { "fin_pll", };
180
181PNAME(mout_apll_p) = { "fin_pll", "fout_apll", };
182PNAME(mout_mpll_p) = { "fin_pll", "fout_mpll", };
183PNAME(mout_vpll_p) = { "fin_pll", "fout_vpll", };
184PNAME(mout_upll_p) = { "fin_pll", "fout_upll", };
185
186PNAME(mout_mpll_user_p) = { "fin_pll", "div_mpll_pre", };
187PNAME(mout_epll_user_p) = { "fin_pll", "mout_epll", };
188PNAME(mout_core_p) = { "mout_apll", "mout_mpll_user_c", };
189PNAME(mout_hpm_p) = { "mout_apll", "mout_mpll_user_c", };
190
191PNAME(mout_ebi_p) = { "div_aclk_200", "div_aclk_160", };
192PNAME(mout_ebi_1_p) = { "mout_ebi", "mout_vpll", };
193
194PNAME(mout_gdl_p) = { "mout_mpll_user_l", };
195PNAME(mout_gdr_p) = { "mout_mpll_user_r", };
196
197PNAME(mout_aclk_400_mcuisp_sub_p)
198 = { "fin_pll", "div_aclk_400_mcuisp", };
199PNAME(mout_aclk_266_0_p) = { "div_mpll_pre", "mout_vpll", };
200PNAME(mout_aclk_266_1_p) = { "mout_epll_user", };
201PNAME(mout_aclk_266_p) = { "mout_aclk_266_0", "mout_aclk_266_1", };
202PNAME(mout_aclk_266_sub_p) = { "fin_pll", "div_aclk_266", };
203
204PNAME(group_div_mpll_pre_p) = { "div_mpll_pre", };
205PNAME(group_epll_vpll_p) = { "mout_epll_user", "mout_vpll" };
206PNAME(group_sclk_p) = { "xxti", "xusbxti",
207 "none", "none",
208 "none", "none", "div_mpll_pre",
209 "mout_epll_user", "mout_vpll", };
210PNAME(group_sclk_audio_p) = { "audiocdclk", "none",
211 "none", "none",
212 "xxti", "xusbxti",
213 "div_mpll_pre", "mout_epll_user",
214 "mout_vpll", };
215PNAME(group_sclk_cam_blk_p) = { "xxti", "xusbxti",
216 "none", "none", "none",
217 "none", "div_mpll_pre",
218 "mout_epll_user", "mout_vpll",
219 "none", "none", "none",
220 "div_cam_blk_320", };
221PNAME(group_sclk_fimd0_p) = { "xxti", "xusbxti",
222 "m_bitclkhsdiv4_2l", "none",
223 "none", "none", "div_mpll_pre",
224 "mout_epll_user", "mout_vpll",
225 "none", "none", "none",
226 "div_lcd_blk_145", };
227
228PNAME(mout_mfc_p) = { "mout_mfc_0", "mout_mfc_1" };
229PNAME(mout_g3d_p) = { "mout_g3d_0", "mout_g3d_1" };
230
231static const struct samsung_fixed_factor_clock fixed_factor_clks[] __initconst = {
232 FFACTOR(0, "sclk_mpll_1600", "mout_mpll", 1, 1, 0),
233 FFACTOR(0, "sclk_mpll_mif", "mout_mpll", 1, 2, 0),
234 FFACTOR(0, "sclk_bpll", "fout_bpll", 1, 2, 0),
235 FFACTOR(0, "div_cam_blk_320", "sclk_mpll_1600", 1, 5, 0),
236 FFACTOR(0, "div_lcd_blk_145", "sclk_mpll_1600", 1, 11, 0),
237
238 /* HACK: fin_pll hardcoded to xusbxti until detection is implemented. */
239 FFACTOR(CLK_FIN_PLL, "fin_pll", "xusbxti", 1, 1, 0),
240};
241
242static const struct samsung_mux_clock mux_clks[] __initconst = {
243 /*
244 * NOTE: Following table is sorted by register address in ascending
245 * order and then bitfield shift in descending order, as it is done
246 * in the User's Manual. When adding new entries, please make sure
247 * that the order is preserved, to avoid merge conflicts and make
248 * further work with defined data easier.
249 */
250
251 /* SRC_LEFTBUS */
252 MUX(CLK_MOUT_MPLL_USER_L, "mout_mpll_user_l", mout_mpll_user_p,
253 SRC_LEFTBUS, 4, 1),
254 MUX(CLK_MOUT_GDL, "mout_gdl", mout_gdl_p, SRC_LEFTBUS, 0, 1),
255
256 /* SRC_RIGHTBUS */
257 MUX(CLK_MOUT_MPLL_USER_R, "mout_mpll_user_r", mout_mpll_user_p,
258 SRC_RIGHTBUS, 4, 1),
259 MUX(CLK_MOUT_GDR, "mout_gdr", mout_gdr_p, SRC_RIGHTBUS, 0, 1),
260
261 /* SRC_TOP0 */
262 MUX(CLK_MOUT_EBI, "mout_ebi", mout_ebi_p, SRC_TOP0, 28, 1),
263 MUX(CLK_MOUT_ACLK_200, "mout_aclk_200", group_div_mpll_pre_p,SRC_TOP0, 24, 1),
264 MUX(CLK_MOUT_ACLK_160, "mout_aclk_160", group_div_mpll_pre_p, SRC_TOP0, 20, 1),
265 MUX(CLK_MOUT_ACLK_100, "mout_aclk_100", group_div_mpll_pre_p, SRC_TOP0, 16, 1),
266 MUX(CLK_MOUT_ACLK_266_1, "mout_aclk_266_1", mout_aclk_266_1_p, SRC_TOP0, 14, 1),
267 MUX(CLK_MOUT_ACLK_266_0, "mout_aclk_266_0", mout_aclk_266_0_p, SRC_TOP0, 13, 1),
268 MUX(CLK_MOUT_ACLK_266, "mout_aclk_266", mout_aclk_266_p, SRC_TOP0, 12, 1),
269 MUX(CLK_MOUT_VPLL, "mout_vpll", mout_vpll_p, SRC_TOP0, 8, 1),
270 MUX(CLK_MOUT_EPLL_USER, "mout_epll_user", mout_epll_user_p, SRC_TOP0, 4, 1),
271 MUX(CLK_MOUT_EBI_1, "mout_ebi_1", mout_ebi_1_p, SRC_TOP0, 0, 1),
272
273 /* SRC_TOP1 */
274 MUX(CLK_MOUT_UPLL, "mout_upll", mout_upll_p, SRC_TOP1, 28, 1),
275 MUX(CLK_MOUT_ACLK_400_MCUISP_SUB, "mout_aclk_400_mcuisp_sub", mout_aclk_400_mcuisp_sub_p,
276 SRC_TOP1, 24, 1),
277 MUX(CLK_MOUT_ACLK_266_SUB, "mout_aclk_266_sub", mout_aclk_266_sub_p, SRC_TOP1, 20, 1),
278 MUX(CLK_MOUT_MPLL, "mout_mpll", mout_mpll_p, SRC_TOP1, 12, 1),
279 MUX(CLK_MOUT_ACLK_400_MCUISP, "mout_aclk_400_mcuisp", group_div_mpll_pre_p, SRC_TOP1, 8, 1),
280 MUX(CLK_MOUT_VPLLSRC, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP1, 0, 1),
281
282 /* SRC_CAM */
283 MUX(CLK_MOUT_CAM1, "mout_cam1", group_sclk_p, SRC_CAM, 20, 4),
284 MUX(CLK_MOUT_CAM_BLK, "mout_cam_blk", group_sclk_cam_blk_p, SRC_CAM, 0, 4),
285
286 /* SRC_MFC */
287 MUX(CLK_MOUT_MFC, "mout_mfc", mout_mfc_p, SRC_MFC, 8, 1),
288 MUX(CLK_MOUT_MFC_1, "mout_mfc_1", group_epll_vpll_p, SRC_MFC, 4, 1),
289 MUX(CLK_MOUT_MFC_0, "mout_mfc_0", group_div_mpll_pre_p, SRC_MFC, 0, 1),
290
291 /* SRC_G3D */
292 MUX(CLK_MOUT_G3D, "mout_g3d", mout_g3d_p, SRC_G3D, 8, 1),
293 MUX(CLK_MOUT_G3D_1, "mout_g3d_1", group_epll_vpll_p, SRC_G3D, 4, 1),
294 MUX(CLK_MOUT_G3D_0, "mout_g3d_0", group_div_mpll_pre_p, SRC_G3D, 0, 1),
295
296 /* SRC_LCD */
297 MUX(CLK_MOUT_MIPI0, "mout_mipi0", group_sclk_p, SRC_LCD, 12, 4),
298 MUX(CLK_MOUT_FIMD0, "mout_fimd0", group_sclk_fimd0_p, SRC_LCD, 0, 4),
299
300 /* SRC_ISP */
301 MUX(CLK_MOUT_UART_ISP, "mout_uart_isp", group_sclk_p, SRC_ISP, 12, 4),
302 MUX(CLK_MOUT_SPI1_ISP, "mout_spi1_isp", group_sclk_p, SRC_ISP, 8, 4),
303 MUX(CLK_MOUT_SPI0_ISP, "mout_spi0_isp", group_sclk_p, SRC_ISP, 4, 4),
304
305 /* SRC_FSYS */
306 MUX(CLK_MOUT_TSADC, "mout_tsadc", group_sclk_p, SRC_FSYS, 28, 4),
307 MUX(CLK_MOUT_MMC2, "mout_mmc2", group_sclk_p, SRC_FSYS, 8, 4),
308 MUX(CLK_MOUT_MMC1, "mout_mmc1", group_sclk_p, SRC_FSYS, 4, 4),
309 MUX(CLK_MOUT_MMC0, "mout_mmc0", group_sclk_p, SRC_FSYS, 0, 4),
310
311 /* SRC_PERIL0 */
312 MUX(CLK_MOUT_UART2, "mout_uart2", group_sclk_p, SRC_PERIL0, 8, 4),
313 MUX(CLK_MOUT_UART1, "mout_uart1", group_sclk_p, SRC_PERIL0, 4, 4),
314 MUX(CLK_MOUT_UART0, "mout_uart0", group_sclk_p, SRC_PERIL0, 0, 4),
315
316 /* SRC_PERIL1 */
317 MUX(CLK_MOUT_SPI1, "mout_spi1", group_sclk_p, SRC_PERIL1, 20, 4),
318 MUX(CLK_MOUT_SPI0, "mout_spi0", group_sclk_p, SRC_PERIL1, 16, 4),
319 MUX(CLK_MOUT_AUDIO, "mout_audio", group_sclk_audio_p, SRC_PERIL1, 4, 4),
320
321 /* SRC_CPU */
322 MUX(CLK_MOUT_MPLL_USER_C, "mout_mpll_user_c", mout_mpll_user_p,
323 SRC_CPU, 24, 1),
324 MUX(CLK_MOUT_HPM, "mout_hpm", mout_hpm_p, SRC_CPU, 20, 1),
325 MUX_F(CLK_MOUT_CORE, "mout_core", mout_core_p, SRC_CPU, 16, 1,
326 CLK_SET_RATE_PARENT, 0),
327 MUX_F(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1,
328 CLK_SET_RATE_PARENT, 0),
329};
330
331static const struct samsung_div_clock div_clks[] __initconst = {
332 /*
333 * NOTE: Following table is sorted by register address in ascending
334 * order and then bitfield shift in descending order, as it is done
335 * in the User's Manual. When adding new entries, please make sure
336 * that the order is preserved, to avoid merge conflicts and make
337 * further work with defined data easier.
338 */
339
340 /* DIV_LEFTBUS */
341 DIV(CLK_DIV_GPL, "div_gpl", "div_gdl", DIV_LEFTBUS, 4, 3),
342 DIV(CLK_DIV_GDL, "div_gdl", "mout_gdl", DIV_LEFTBUS, 0, 4),
343
344 /* DIV_RIGHTBUS */
345 DIV(CLK_DIV_GPR, "div_gpr", "div_gdr", DIV_RIGHTBUS, 4, 3),
346 DIV(CLK_DIV_GDR, "div_gdr", "mout_gdr", DIV_RIGHTBUS, 0, 4),
347
348 /* DIV_TOP */
349 DIV(CLK_DIV_MPLL_PRE, "div_mpll_pre", "sclk_mpll_mif", DIV_TOP, 28, 2),
350 DIV(CLK_DIV_ACLK_400_MCUISP, "div_aclk_400_mcuisp",
351 "mout_aclk_400_mcuisp", DIV_TOP, 24, 3),
352 DIV(CLK_DIV_EBI, "div_ebi", "mout_ebi_1", DIV_TOP, 16, 3),
353 DIV(CLK_DIV_ACLK_200, "div_aclk_200", "mout_aclk_200", DIV_TOP, 12, 3),
354 DIV(CLK_DIV_ACLK_160, "div_aclk_160", "mout_aclk_160", DIV_TOP, 8, 3),
355 DIV(CLK_DIV_ACLK_100, "div_aclk_100", "mout_aclk_100", DIV_TOP, 4, 4),
356 DIV(CLK_DIV_ACLK_266, "div_aclk_266", "mout_aclk_266", DIV_TOP, 0, 3),
357
358 /* DIV_CAM */
359 DIV(CLK_DIV_CAM1, "div_cam1", "mout_cam1", DIV_CAM, 20, 4),
360 DIV(CLK_DIV_CAM_BLK, "div_cam_blk", "mout_cam_blk", DIV_CAM, 0, 4),
361
362 /* DIV_MFC */
363 DIV(CLK_DIV_MFC, "div_mfc", "mout_mfc", DIV_MFC, 0, 4),
364
365 /* DIV_G3D */
366 DIV(CLK_DIV_G3D, "div_g3d", "mout_g3d", DIV_G3D, 0, 4),
367
368 /* DIV_LCD */
369 DIV_F(CLK_DIV_MIPI0_PRE, "div_mipi0_pre", "div_mipi0", DIV_LCD, 20, 4,
370 CLK_SET_RATE_PARENT, 0),
371 DIV(CLK_DIV_MIPI0, "div_mipi0", "mout_mipi0", DIV_LCD, 16, 4),
372 DIV(CLK_DIV_FIMD0, "div_fimd0", "mout_fimd0", DIV_LCD, 0, 4),
373
374 /* DIV_ISP */
375 DIV(CLK_DIV_UART_ISP, "div_uart_isp", "mout_uart_isp", DIV_ISP, 28, 4),
376 DIV_F(CLK_DIV_SPI1_ISP_PRE, "div_spi1_isp_pre", "div_spi1_isp",
377 DIV_ISP, 20, 8, CLK_SET_RATE_PARENT, 0),
378 DIV(CLK_DIV_SPI1_ISP, "div_spi1_isp", "mout_spi1_isp", DIV_ISP, 16, 4),
379 DIV_F(CLK_DIV_SPI0_ISP_PRE, "div_spi0_isp_pre", "div_spi0_isp",
380 DIV_ISP, 8, 8, CLK_SET_RATE_PARENT, 0),
381 DIV(CLK_DIV_SPI0_ISP, "div_spi0_isp", "mout_spi0_isp", DIV_ISP, 4, 4),
382
383 /* DIV_FSYS0 */
384 DIV_F(CLK_DIV_TSADC_PRE, "div_tsadc_pre", "div_tsadc", DIV_FSYS0, 8, 8,
385 CLK_SET_RATE_PARENT, 0),
386 DIV(CLK_DIV_TSADC, "div_tsadc", "mout_tsadc", DIV_FSYS0, 0, 4),
387
388 /* DIV_FSYS1 */
389 DIV_F(CLK_DIV_MMC1_PRE, "div_mmc1_pre", "div_mmc1", DIV_FSYS1, 24, 8,
390 CLK_SET_RATE_PARENT, 0),
391 DIV(CLK_DIV_MMC1, "div_mmc1", "mout_mmc1", DIV_FSYS1, 16, 4),
392 DIV_F(CLK_DIV_MMC0_PRE, "div_mmc0_pre", "div_mmc0", DIV_FSYS1, 8, 8,
393 CLK_SET_RATE_PARENT, 0),
394 DIV(CLK_DIV_MMC0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4),
395
396 /* DIV_FSYS2 */
397 DIV_F(CLK_DIV_MMC2_PRE, "div_mmc2_pre", "div_mmc2", DIV_FSYS2, 8, 8,
398 CLK_SET_RATE_PARENT, 0),
399 DIV(CLK_DIV_MMC2, "div_mmc2", "mout_mmc2", DIV_FSYS2, 0, 4),
400
401 /* DIV_PERIL0 */
402 DIV(CLK_DIV_UART2, "div_uart2", "mout_uart2", DIV_PERIL0, 8, 4),
403 DIV(CLK_DIV_UART1, "div_uart1", "mout_uart1", DIV_PERIL0, 4, 4),
404 DIV(CLK_DIV_UART0, "div_uart0", "mout_uart0", DIV_PERIL0, 0, 4),
405
406 /* DIV_PERIL1 */
407 DIV_F(CLK_DIV_SPI1_PRE, "div_spi1_pre", "div_spi1", DIV_PERIL1, 24, 8,
408 CLK_SET_RATE_PARENT, 0),
409 DIV(CLK_DIV_SPI1, "div_spi1", "mout_spi1", DIV_PERIL1, 16, 4),
410 DIV_F(CLK_DIV_SPI0_PRE, "div_spi0_pre", "div_spi0", DIV_PERIL1, 8, 8,
411 CLK_SET_RATE_PARENT, 0),
412 DIV(CLK_DIV_SPI0, "div_spi0", "mout_spi0", DIV_PERIL1, 0, 4),
413
414 /* DIV_PERIL4 */
415 DIV(CLK_DIV_PCM, "div_pcm", "div_audio", DIV_PERIL4, 20, 8),
416 DIV(CLK_DIV_AUDIO, "div_audio", "mout_audio", DIV_PERIL4, 16, 4),
417
418 /* DIV_PERIL5 */
419 DIV(CLK_DIV_I2S, "div_i2s", "div_audio", DIV_PERIL5, 8, 6),
420
421 /* DIV_CPU0 */
422 DIV(CLK_DIV_CORE2, "div_core2", "div_core", DIV_CPU0, 28, 3),
423 DIV(CLK_DIV_APLL, "div_apll", "mout_apll", DIV_CPU0, 24, 3),
424 DIV(CLK_DIV_PCLK_DBG, "div_pclk_dbg", "div_core2", DIV_CPU0, 20, 3),
425 DIV(CLK_DIV_ATB, "div_atb", "div_core2", DIV_CPU0, 16, 3),
426 DIV(CLK_DIV_COREM, "div_corem", "div_core2", DIV_CPU0, 4, 3),
427 DIV(CLK_DIV_CORE, "div_core", "mout_core", DIV_CPU0, 0, 3),
428
429 /* DIV_CPU1 */
430 DIV(CLK_DIV_HPM, "div_hpm", "div_copy", DIV_CPU1, 4, 3),
431 DIV(CLK_DIV_COPY, "div_copy", "mout_hpm", DIV_CPU1, 0, 3),
432};
433
434static const struct samsung_gate_clock gate_clks[] __initconst = {
435 /*
436 * NOTE: Following table is sorted by register address in ascending
437 * order and then bitfield shift in descending order, as it is done
438 * in the User's Manual. When adding new entries, please make sure
439 * that the order is preserved, to avoid merge conflicts and make
440 * further work with defined data easier.
441 */
442
443 /* GATE_IP_LEFTBUS */
444 GATE(CLK_ASYNC_G3D, "async_g3d", "div_aclk_100", GATE_IP_LEFTBUS, 6,
445 CLK_IGNORE_UNUSED, 0),
446 GATE(CLK_ASYNC_MFCL, "async_mfcl", "div_aclk_100", GATE_IP_LEFTBUS, 4,
447 CLK_IGNORE_UNUSED, 0),
448 GATE(CLK_PPMULEFT, "ppmuleft", "div_aclk_100", GATE_IP_LEFTBUS, 1,
449 CLK_IGNORE_UNUSED, 0),
450 GATE(CLK_GPIO_LEFT, "gpio_left", "div_aclk_100", GATE_IP_LEFTBUS, 0,
451 CLK_IGNORE_UNUSED, 0),
452
453 /* GATE_IP_RIGHTBUS */
454 GATE(CLK_ASYNC_ISPMX, "async_ispmx", "div_aclk_100",
455 GATE_IP_RIGHTBUS, 9, CLK_IGNORE_UNUSED, 0),
456 GATE(CLK_ASYNC_FSYSD, "async_fsysd", "div_aclk_100",
457 GATE_IP_RIGHTBUS, 5, CLK_IGNORE_UNUSED, 0),
458 GATE(CLK_ASYNC_LCD0X, "async_lcd0x", "div_aclk_100",
459 GATE_IP_RIGHTBUS, 3, CLK_IGNORE_UNUSED, 0),
460 GATE(CLK_ASYNC_CAMX, "async_camx", "div_aclk_100", GATE_IP_RIGHTBUS, 2,
461 CLK_IGNORE_UNUSED, 0),
462 GATE(CLK_PPMURIGHT, "ppmuright", "div_aclk_100", GATE_IP_RIGHTBUS, 1,
463 CLK_IGNORE_UNUSED, 0),
464 GATE(CLK_GPIO_RIGHT, "gpio_right", "div_aclk_100", GATE_IP_RIGHTBUS, 0,
465 CLK_IGNORE_UNUSED, 0),
466
467 /* GATE_IP_PERIR */
468 GATE(CLK_MONOCNT, "monocnt", "div_aclk_100", GATE_IP_PERIR, 22,
469 CLK_IGNORE_UNUSED, 0),
470 GATE(CLK_TZPC6, "tzpc6", "div_aclk_100", GATE_IP_PERIR, 21,
471 CLK_IGNORE_UNUSED, 0),
472 GATE(CLK_PROVISIONKEY1, "provisionkey1", "div_aclk_100",
473 GATE_IP_PERIR, 20, CLK_IGNORE_UNUSED, 0),
474 GATE(CLK_PROVISIONKEY0, "provisionkey0", "div_aclk_100",
475 GATE_IP_PERIR, 19, CLK_IGNORE_UNUSED, 0),
476 GATE(CLK_CMU_ISPPART, "cmu_isppart", "div_aclk_100", GATE_IP_PERIR, 18,
477 CLK_IGNORE_UNUSED, 0),
478 GATE(CLK_TMU_APBIF, "tmu_apbif", "div_aclk_100",
479 GATE_IP_PERIR, 17, 0, 0),
480 GATE(CLK_KEYIF, "keyif", "div_aclk_100", GATE_IP_PERIR, 16, 0, 0),
481 GATE(CLK_RTC, "rtc", "div_aclk_100", GATE_IP_PERIR, 15, 0, 0),
482 GATE(CLK_WDT, "wdt", "div_aclk_100", GATE_IP_PERIR, 14, 0, 0),
483 GATE(CLK_MCT, "mct", "div_aclk_100", GATE_IP_PERIR, 13, 0, 0),
484 GATE(CLK_SECKEY, "seckey", "div_aclk_100", GATE_IP_PERIR, 12,
485 CLK_IGNORE_UNUSED, 0),
486 GATE(CLK_TZPC5, "tzpc5", "div_aclk_100", GATE_IP_PERIR, 10,
487 CLK_IGNORE_UNUSED, 0),
488 GATE(CLK_TZPC4, "tzpc4", "div_aclk_100", GATE_IP_PERIR, 9,
489 CLK_IGNORE_UNUSED, 0),
490 GATE(CLK_TZPC3, "tzpc3", "div_aclk_100", GATE_IP_PERIR, 8,
491 CLK_IGNORE_UNUSED, 0),
492 GATE(CLK_TZPC2, "tzpc2", "div_aclk_100", GATE_IP_PERIR, 7,
493 CLK_IGNORE_UNUSED, 0),
494 GATE(CLK_TZPC1, "tzpc1", "div_aclk_100", GATE_IP_PERIR, 6,
495 CLK_IGNORE_UNUSED, 0),
496 GATE(CLK_TZPC0, "tzpc0", "div_aclk_100", GATE_IP_PERIR, 5,
497 CLK_IGNORE_UNUSED, 0),
498 GATE(CLK_CMU_COREPART, "cmu_corepart", "div_aclk_100", GATE_IP_PERIR, 4,
499 CLK_IGNORE_UNUSED, 0),
500 GATE(CLK_CMU_TOPPART, "cmu_toppart", "div_aclk_100", GATE_IP_PERIR, 3,
501 CLK_IGNORE_UNUSED, 0),
502 GATE(CLK_PMU_APBIF, "pmu_apbif", "div_aclk_100", GATE_IP_PERIR, 2,
503 CLK_IGNORE_UNUSED, 0),
504 GATE(CLK_SYSREG, "sysreg", "div_aclk_100", GATE_IP_PERIR, 1,
505 CLK_IGNORE_UNUSED, 0),
506 GATE(CLK_CHIP_ID, "chip_id", "div_aclk_100", GATE_IP_PERIR, 0,
507 CLK_IGNORE_UNUSED, 0),
508
509 /* GATE_SCLK_CAM */
510 GATE(CLK_SCLK_JPEG, "sclk_jpeg", "div_cam_blk",
511 GATE_SCLK_CAM, 8, CLK_SET_RATE_PARENT, 0),
512 GATE(CLK_SCLK_M2MSCALER, "sclk_m2mscaler", "div_cam_blk",
513 GATE_SCLK_CAM, 2, CLK_SET_RATE_PARENT, 0),
514 GATE(CLK_SCLK_GSCALER1, "sclk_gscaler1", "div_cam_blk",
515 GATE_SCLK_CAM, 1, CLK_SET_RATE_PARENT, 0),
516 GATE(CLK_SCLK_GSCALER0, "sclk_gscaler0", "div_cam_blk",
517 GATE_SCLK_CAM, 0, CLK_SET_RATE_PARENT, 0),
518
519 /* GATE_SCLK_MFC */
520 GATE(CLK_SCLK_MFC, "sclk_mfc", "div_mfc",
521 GATE_SCLK_MFC, 0, CLK_SET_RATE_PARENT, 0),
522
523 /* GATE_SCLK_G3D */
524 GATE(CLK_SCLK_G3D, "sclk_g3d", "div_g3d",
525 GATE_SCLK_G3D, 0, CLK_SET_RATE_PARENT, 0),
526
527 /* GATE_SCLK_LCD */
528 GATE(CLK_SCLK_MIPIDPHY2L, "sclk_mipidphy2l", "div_mipi0",
529 GATE_SCLK_LCD, 4, CLK_SET_RATE_PARENT, 0),
530 GATE(CLK_SCLK_MIPI0, "sclk_mipi0", "div_mipi0_pre",
531 GATE_SCLK_LCD, 3, CLK_SET_RATE_PARENT, 0),
532 GATE(CLK_SCLK_FIMD0, "sclk_fimd0", "div_fimd0",
533 GATE_SCLK_LCD, 0, CLK_SET_RATE_PARENT, 0),
534
535 /* GATE_SCLK_ISP_TOP */
536 GATE(CLK_SCLK_CAM1, "sclk_cam1", "div_cam1",
537 GATE_SCLK_ISP_TOP, 4, CLK_SET_RATE_PARENT, 0),
538 GATE(CLK_SCLK_UART_ISP, "sclk_uart_isp", "div_uart_isp",
539 GATE_SCLK_ISP_TOP, 3, CLK_SET_RATE_PARENT, 0),
540 GATE(CLK_SCLK_SPI1_ISP, "sclk_spi1_isp", "div_spi1_isp",
541 GATE_SCLK_ISP_TOP, 2, CLK_SET_RATE_PARENT, 0),
542 GATE(CLK_SCLK_SPI0_ISP, "sclk_spi0_isp", "div_spi0_isp",
543 GATE_SCLK_ISP_TOP, 1, CLK_SET_RATE_PARENT, 0),
544
545 /* GATE_SCLK_FSYS */
546 GATE(CLK_SCLK_UPLL, "sclk_upll", "mout_upll", GATE_SCLK_FSYS, 10, 0, 0),
547 GATE(CLK_SCLK_TSADC, "sclk_tsadc", "div_tsadc_pre",
548 GATE_SCLK_FSYS, 9, CLK_SET_RATE_PARENT, 0),
549 GATE(CLK_SCLK_EBI, "sclk_ebi", "div_ebi",
550 GATE_SCLK_FSYS, 6, CLK_SET_RATE_PARENT, 0),
551 GATE(CLK_SCLK_MMC2, "sclk_mmc2", "div_mmc2_pre",
552 GATE_SCLK_FSYS, 2, CLK_SET_RATE_PARENT, 0),
553 GATE(CLK_SCLK_MMC1, "sclk_mmc1", "div_mmc1_pre",
554 GATE_SCLK_FSYS, 1, CLK_SET_RATE_PARENT, 0),
555 GATE(CLK_SCLK_MMC0, "sclk_mmc0", "div_mmc0_pre",
556 GATE_SCLK_FSYS, 0, CLK_SET_RATE_PARENT, 0),
557
558 /* GATE_SCLK_PERIL */
559 GATE(CLK_SCLK_I2S, "sclk_i2s", "div_i2s",
560 GATE_SCLK_PERIL, 18, CLK_SET_RATE_PARENT, 0),
561 GATE(CLK_SCLK_PCM, "sclk_pcm", "div_pcm",
562 GATE_SCLK_PERIL, 16, CLK_SET_RATE_PARENT, 0),
563 GATE(CLK_SCLK_SPI1, "sclk_spi1", "div_spi1_pre",
564 GATE_SCLK_PERIL, 7, CLK_SET_RATE_PARENT, 0),
565 GATE(CLK_SCLK_SPI0, "sclk_spi0", "div_spi0_pre",
566 GATE_SCLK_PERIL, 6, CLK_SET_RATE_PARENT, 0),
567
568 GATE(CLK_SCLK_UART2, "sclk_uart2", "div_uart2",
569 GATE_SCLK_PERIL, 2, CLK_SET_RATE_PARENT, 0),
570 GATE(CLK_SCLK_UART1, "sclk_uart1", "div_uart1",
571 GATE_SCLK_PERIL, 1, CLK_SET_RATE_PARENT, 0),
572 GATE(CLK_SCLK_UART0, "sclk_uart0", "div_uart0",
573 GATE_SCLK_PERIL, 0, CLK_SET_RATE_PARENT, 0),
574
575 /* GATE_IP_CAM */
576 GATE(CLK_QEJPEG, "qejpeg", "div_cam_blk_320", GATE_IP_CAM, 19,
577 CLK_IGNORE_UNUSED, 0),
578 GATE(CLK_PIXELASYNCM1, "pixelasyncm1", "div_cam_blk_320",
579 GATE_IP_CAM, 18, CLK_IGNORE_UNUSED, 0),
580 GATE(CLK_PIXELASYNCM0, "pixelasyncm0", "div_cam_blk_320",
581 GATE_IP_CAM, 17, CLK_IGNORE_UNUSED, 0),
582 GATE(CLK_PPMUCAMIF, "ppmucamif", "div_cam_blk_320",
583 GATE_IP_CAM, 16, CLK_IGNORE_UNUSED, 0),
584 GATE(CLK_QEM2MSCALER, "qem2mscaler", "div_cam_blk_320",
585 GATE_IP_CAM, 14, CLK_IGNORE_UNUSED, 0),
586 GATE(CLK_QEGSCALER1, "qegscaler1", "div_cam_blk_320",
587 GATE_IP_CAM, 13, CLK_IGNORE_UNUSED, 0),
588 GATE(CLK_QEGSCALER0, "qegscaler0", "div_cam_blk_320",
589 GATE_IP_CAM, 12, CLK_IGNORE_UNUSED, 0),
590 GATE(CLK_SMMUJPEG, "smmujpeg", "div_cam_blk_320",
591 GATE_IP_CAM, 11, 0, 0),
592 GATE(CLK_SMMUM2M2SCALER, "smmum2m2scaler", "div_cam_blk_320",
593 GATE_IP_CAM, 9, 0, 0),
594 GATE(CLK_SMMUGSCALER1, "smmugscaler1", "div_cam_blk_320",
595 GATE_IP_CAM, 8, 0, 0),
596 GATE(CLK_SMMUGSCALER0, "smmugscaler0", "div_cam_blk_320",
597 GATE_IP_CAM, 7, 0, 0),
598 GATE(CLK_JPEG, "jpeg", "div_cam_blk_320", GATE_IP_CAM, 6, 0, 0),
599 GATE(CLK_M2MSCALER, "m2mscaler", "div_cam_blk_320",
600 GATE_IP_CAM, 2, 0, 0),
601 GATE(CLK_GSCALER1, "gscaler1", "div_cam_blk_320", GATE_IP_CAM, 1, 0, 0),
602 GATE(CLK_GSCALER0, "gscaler0", "div_cam_blk_320", GATE_IP_CAM, 0, 0, 0),
603
604 /* GATE_IP_MFC */
605 GATE(CLK_QEMFC, "qemfc", "div_aclk_200", GATE_IP_MFC, 5,
606 CLK_IGNORE_UNUSED, 0),
607 GATE(CLK_PPMUMFC_L, "ppmumfc_l", "div_aclk_200", GATE_IP_MFC, 3,
608 CLK_IGNORE_UNUSED, 0),
609 GATE(CLK_SMMUMFC_L, "smmumfc_l", "div_aclk_200", GATE_IP_MFC, 1, 0, 0),
610 GATE(CLK_MFC, "mfc", "div_aclk_200", GATE_IP_MFC, 0, 0, 0),
611
612 /* GATE_IP_G3D */
613 GATE(CLK_SMMUG3D, "smmug3d", "div_aclk_200", GATE_IP_G3D, 3, 0, 0),
614 GATE(CLK_QEG3D, "qeg3d", "div_aclk_200", GATE_IP_G3D, 2,
615 CLK_IGNORE_UNUSED, 0),
616 GATE(CLK_PPMUG3D, "ppmug3d", "div_aclk_200", GATE_IP_G3D, 1,
617 CLK_IGNORE_UNUSED, 0),
618 GATE(CLK_G3D, "g3d", "div_aclk_200", GATE_IP_G3D, 0, 0, 0),
619
620 /* GATE_IP_LCD */
621 GATE(CLK_QE_CH1_LCD, "qe_ch1_lcd", "div_aclk_160", GATE_IP_LCD, 7,
622 CLK_IGNORE_UNUSED, 0),
623 GATE(CLK_QE_CH0_LCD, "qe_ch0_lcd", "div_aclk_160", GATE_IP_LCD, 6,
624 CLK_IGNORE_UNUSED, 0),
625 GATE(CLK_PPMULCD0, "ppmulcd0", "div_aclk_160", GATE_IP_LCD, 5,
626 CLK_IGNORE_UNUSED, 0),
627 GATE(CLK_SMMUFIMD0, "smmufimd0", "div_aclk_160", GATE_IP_LCD, 4, 0, 0),
628 GATE(CLK_DSIM0, "dsim0", "div_aclk_160", GATE_IP_LCD, 3, 0, 0),
629 GATE(CLK_SMIES, "smies", "div_aclk_160", GATE_IP_LCD, 2, 0, 0),
630 GATE(CLK_FIMD0, "fimd0", "div_aclk_160", GATE_IP_LCD, 0, 0, 0),
631
632 /* GATE_IP_ISP */
633 GATE(CLK_CAM1, "cam1", "mout_aclk_266_sub", GATE_IP_ISP, 5, 0, 0),
634 GATE(CLK_UART_ISP_TOP, "uart_isp_top", "mout_aclk_266_sub",
635 GATE_IP_ISP, 3, 0, 0),
636 GATE(CLK_SPI1_ISP_TOP, "spi1_isp_top", "mout_aclk_266_sub",
637 GATE_IP_ISP, 2, 0, 0),
638 GATE(CLK_SPI0_ISP_TOP, "spi0_isp_top", "mout_aclk_266_sub",
639 GATE_IP_ISP, 1, 0, 0),
640
641 /* GATE_IP_FSYS */
642 GATE(CLK_TSADC, "tsadc", "div_aclk_200", GATE_IP_FSYS, 20, 0, 0),
643 GATE(CLK_PPMUFILE, "ppmufile", "div_aclk_200", GATE_IP_FSYS, 17,
644 CLK_IGNORE_UNUSED, 0),
645 GATE(CLK_USBOTG, "usbotg", "div_aclk_200", GATE_IP_FSYS, 13, 0, 0),
646 GATE(CLK_USBHOST, "usbhost", "div_aclk_200", GATE_IP_FSYS, 12, 0, 0),
647 GATE(CLK_SROMC, "sromc", "div_aclk_200", GATE_IP_FSYS, 11, 0, 0),
648 GATE(CLK_SDMMC2, "sdmmc2", "div_aclk_200", GATE_IP_FSYS, 7, 0, 0),
649 GATE(CLK_SDMMC1, "sdmmc1", "div_aclk_200", GATE_IP_FSYS, 6, 0, 0),
650 GATE(CLK_SDMMC0, "sdmmc0", "div_aclk_200", GATE_IP_FSYS, 5, 0, 0),
651 GATE(CLK_PDMA1, "pdma1", "div_aclk_200", GATE_IP_FSYS, 1, 0, 0),
652 GATE(CLK_PDMA0, "pdma0", "div_aclk_200", GATE_IP_FSYS, 0, 0, 0),
653
654 /* GATE_IP_PERIL */
655 GATE(CLK_PWM, "pwm", "div_aclk_100", GATE_IP_PERIL, 24, 0, 0),
656 GATE(CLK_PCM, "pcm", "div_aclk_100", GATE_IP_PERIL, 23, 0, 0),
657 GATE(CLK_I2S, "i2s", "div_aclk_100", GATE_IP_PERIL, 21, 0, 0),
658 GATE(CLK_SPI1, "spi1", "div_aclk_100", GATE_IP_PERIL, 17, 0, 0),
659 GATE(CLK_SPI0, "spi0", "div_aclk_100", GATE_IP_PERIL, 16, 0, 0),
660 GATE(CLK_I2C7, "i2c7", "div_aclk_100", GATE_IP_PERIL, 13, 0, 0),
661 GATE(CLK_I2C6, "i2c6", "div_aclk_100", GATE_IP_PERIL, 12, 0, 0),
662 GATE(CLK_I2C5, "i2c5", "div_aclk_100", GATE_IP_PERIL, 11, 0, 0),
663 GATE(CLK_I2C4, "i2c4", "div_aclk_100", GATE_IP_PERIL, 10, 0, 0),
664 GATE(CLK_I2C3, "i2c3", "div_aclk_100", GATE_IP_PERIL, 9, 0, 0),
665 GATE(CLK_I2C2, "i2c2", "div_aclk_100", GATE_IP_PERIL, 8, 0, 0),
666 GATE(CLK_I2C1, "i2c1", "div_aclk_100", GATE_IP_PERIL, 7, 0, 0),
667 GATE(CLK_I2C0, "i2c0", "div_aclk_100", GATE_IP_PERIL, 6, 0, 0),
668 GATE(CLK_UART2, "uart2", "div_aclk_100", GATE_IP_PERIL, 2, 0, 0),
669 GATE(CLK_UART1, "uart1", "div_aclk_100", GATE_IP_PERIL, 1, 0, 0),
670 GATE(CLK_UART0, "uart0", "div_aclk_100", GATE_IP_PERIL, 0, 0, 0),
671};
672
673/* APLL & MPLL & BPLL & UPLL */
674static const struct samsung_pll_rate_table exynos3250_pll_rates[] __initconst = {
675 PLL_35XX_RATE(24 * MHZ, 1200000000, 400, 4, 1),
676 PLL_35XX_RATE(24 * MHZ, 1100000000, 275, 3, 1),
677 PLL_35XX_RATE(24 * MHZ, 1066000000, 533, 6, 1),
678 PLL_35XX_RATE(24 * MHZ, 1000000000, 250, 3, 1),
679 PLL_35XX_RATE(24 * MHZ, 960000000, 320, 4, 1),
680 PLL_35XX_RATE(24 * MHZ, 900000000, 300, 4, 1),
681 PLL_35XX_RATE(24 * MHZ, 850000000, 425, 6, 1),
682 PLL_35XX_RATE(24 * MHZ, 800000000, 200, 3, 1),
683 PLL_35XX_RATE(24 * MHZ, 700000000, 175, 3, 1),
684 PLL_35XX_RATE(24 * MHZ, 667000000, 667, 12, 1),
685 PLL_35XX_RATE(24 * MHZ, 600000000, 400, 4, 2),
686 PLL_35XX_RATE(24 * MHZ, 533000000, 533, 6, 2),
687 PLL_35XX_RATE(24 * MHZ, 520000000, 260, 3, 2),
688 PLL_35XX_RATE(24 * MHZ, 500000000, 250, 3, 2),
689 PLL_35XX_RATE(24 * MHZ, 400000000, 200, 3, 2),
690 PLL_35XX_RATE(24 * MHZ, 200000000, 200, 3, 3),
691 PLL_35XX_RATE(24 * MHZ, 100000000, 200, 3, 4),
692 { /* sentinel */ }
693};
694
695/* EPLL */
696static const struct samsung_pll_rate_table exynos3250_epll_rates[] __initconst = {
697 PLL_36XX_RATE(24 * MHZ, 800000000, 200, 3, 1, 0),
698 PLL_36XX_RATE(24 * MHZ, 288000000, 96, 2, 2, 0),
699 PLL_36XX_RATE(24 * MHZ, 192000000, 128, 2, 3, 0),
700 PLL_36XX_RATE(24 * MHZ, 144000000, 96, 2, 3, 0),
701 PLL_36XX_RATE(24 * MHZ, 96000000, 128, 2, 4, 0),
702 PLL_36XX_RATE(24 * MHZ, 84000000, 112, 2, 4, 0),
703 PLL_36XX_RATE(24 * MHZ, 80000003, 106, 2, 4, 43691),
704 PLL_36XX_RATE(24 * MHZ, 73728000, 98, 2, 4, 19923),
705 PLL_36XX_RATE(24 * MHZ, 67737598, 270, 3, 5, 62285),
706 PLL_36XX_RATE(24 * MHZ, 65535999, 174, 2, 5, 49982),
707 PLL_36XX_RATE(24 * MHZ, 50000000, 200, 3, 5, 0),
708 PLL_36XX_RATE(24 * MHZ, 49152002, 131, 2, 5, 4719),
709 PLL_36XX_RATE(24 * MHZ, 48000000, 128, 2, 5, 0),
710 PLL_36XX_RATE(24 * MHZ, 45158401, 180, 3, 5, 41524),
711 { /* sentinel */ }
712};
713
714/* VPLL */
715static const struct samsung_pll_rate_table exynos3250_vpll_rates[] __initconst = {
716 PLL_36XX_RATE(24 * MHZ, 600000000, 100, 2, 1, 0),
717 PLL_36XX_RATE(24 * MHZ, 533000000, 266, 3, 2, 32768),
718 PLL_36XX_RATE(24 * MHZ, 519230987, 173, 2, 2, 5046),
719 PLL_36XX_RATE(24 * MHZ, 500000000, 250, 3, 2, 0),
720 PLL_36XX_RATE(24 * MHZ, 445500000, 148, 2, 2, 32768),
721 PLL_36XX_RATE(24 * MHZ, 445055007, 148, 2, 2, 23047),
722 PLL_36XX_RATE(24 * MHZ, 400000000, 200, 3, 2, 0),
723 PLL_36XX_RATE(24 * MHZ, 371250000, 123, 2, 2, 49152),
724 PLL_36XX_RATE(24 * MHZ, 370878997, 185, 3, 2, 28803),
725 PLL_36XX_RATE(24 * MHZ, 340000000, 170, 3, 2, 0),
726 PLL_36XX_RATE(24 * MHZ, 335000015, 111, 2, 2, 43691),
727 PLL_36XX_RATE(24 * MHZ, 333000000, 111, 2, 2, 0),
728 PLL_36XX_RATE(24 * MHZ, 330000000, 110, 2, 2, 0),
729 PLL_36XX_RATE(24 * MHZ, 320000015, 106, 2, 2, 43691),
730 PLL_36XX_RATE(24 * MHZ, 300000000, 100, 2, 2, 0),
731 PLL_36XX_RATE(24 * MHZ, 275000000, 275, 3, 3, 0),
732 PLL_36XX_RATE(24 * MHZ, 222750000, 148, 2, 3, 32768),
733 PLL_36XX_RATE(24 * MHZ, 222528007, 148, 2, 3, 23069),
734 PLL_36XX_RATE(24 * MHZ, 160000000, 160, 3, 3, 0),
735 PLL_36XX_RATE(24 * MHZ, 148500000, 99, 2, 3, 0),
736 PLL_36XX_RATE(24 * MHZ, 148352005, 98, 2, 3, 59070),
737 PLL_36XX_RATE(24 * MHZ, 108000000, 144, 2, 4, 0),
738 PLL_36XX_RATE(24 * MHZ, 74250000, 99, 2, 4, 0),
739 PLL_36XX_RATE(24 * MHZ, 74176002, 98, 2, 4, 59070),
740 PLL_36XX_RATE(24 * MHZ, 54054000, 216, 3, 5, 14156),
741 PLL_36XX_RATE(24 * MHZ, 54000000, 144, 2, 5, 0),
742 { /* sentinel */ }
743};
744
745static const struct samsung_pll_clock exynos3250_plls[] __initconst = {
746 PLL(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll",
747 APLL_LOCK, APLL_CON0, exynos3250_pll_rates),
748 PLL(pll_35xx, CLK_FOUT_MPLL, "fout_mpll", "fin_pll",
749 MPLL_LOCK, MPLL_CON0, exynos3250_pll_rates),
750 PLL(pll_36xx, CLK_FOUT_VPLL, "fout_vpll", "fin_pll",
751 VPLL_LOCK, VPLL_CON0, exynos3250_vpll_rates),
752 PLL(pll_35xx, CLK_FOUT_UPLL, "fout_upll", "fin_pll",
753 UPLL_LOCK, UPLL_CON0, exynos3250_pll_rates),
754};
755
756#define E3250_CPU_DIV0(apll, pclk_dbg, atb, corem) \
757 (((apll) << 24) | ((pclk_dbg) << 20) | ((atb) << 16) | \
758 ((corem) << 4))
759#define E3250_CPU_DIV1(hpm, copy) \
760 (((hpm) << 4) | ((copy) << 0))
761
762static const struct exynos_cpuclk_cfg_data e3250_armclk_d[] __initconst = {
763 { 1000000, E3250_CPU_DIV0(1, 7, 4, 1), E3250_CPU_DIV1(7, 7), },
764 { 900000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
765 { 800000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
766 { 700000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
767 { 600000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
768 { 500000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
769 { 400000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
770 { 300000, E3250_CPU_DIV0(1, 5, 3, 1), E3250_CPU_DIV1(7, 7), },
771 { 200000, E3250_CPU_DIV0(1, 3, 3, 1), E3250_CPU_DIV1(7, 7), },
772 { 100000, E3250_CPU_DIV0(1, 1, 1, 1), E3250_CPU_DIV1(7, 7), },
773 { 0 },
774};
775
776static const struct samsung_cpu_clock exynos3250_cpu_clks[] __initconst = {
777 CPU_CLK(CLK_ARM_CLK, "armclk", CLK_MOUT_APLL, CLK_MOUT_MPLL_USER_C,
778 CLK_CPU_HAS_DIV1, 0x14200, e3250_armclk_d),
779};
780
781static void __init exynos3_core_down_clock(void __iomem *reg_base)
782{
783 unsigned int tmp;
784
785 /*
786 * Enable arm clock down (in idle) and set arm divider
787 * ratios in WFI/WFE state.
788 */
789 tmp = (PWR_CTRL1_CORE2_DOWN_RATIO(7) | PWR_CTRL1_CORE1_DOWN_RATIO(7) |
790 PWR_CTRL1_DIV2_DOWN_EN | PWR_CTRL1_DIV1_DOWN_EN |
791 PWR_CTRL1_USE_CORE1_WFE | PWR_CTRL1_USE_CORE0_WFE |
792 PWR_CTRL1_USE_CORE1_WFI | PWR_CTRL1_USE_CORE0_WFI);
793 __raw_writel(val: tmp, addr: reg_base + PWR_CTRL1);
794
795 /*
796 * Disable the clock up feature on Exynos4x12, in case it was
797 * enabled by bootloader.
798 */
799 __raw_writel(val: 0x0, addr: reg_base + PWR_CTRL2);
800}
801
802static const struct samsung_cmu_info cmu_info __initconst = {
803 .pll_clks = exynos3250_plls,
804 .nr_pll_clks = ARRAY_SIZE(exynos3250_plls),
805 .mux_clks = mux_clks,
806 .nr_mux_clks = ARRAY_SIZE(mux_clks),
807 .div_clks = div_clks,
808 .nr_div_clks = ARRAY_SIZE(div_clks),
809 .gate_clks = gate_clks,
810 .nr_gate_clks = ARRAY_SIZE(gate_clks),
811 .fixed_factor_clks = fixed_factor_clks,
812 .nr_fixed_factor_clks = ARRAY_SIZE(fixed_factor_clks),
813 .cpu_clks = exynos3250_cpu_clks,
814 .nr_cpu_clks = ARRAY_SIZE(exynos3250_cpu_clks),
815 .nr_clk_ids = CLKS_NR_MAIN,
816 .clk_regs = exynos3250_cmu_clk_regs,
817 .nr_clk_regs = ARRAY_SIZE(exynos3250_cmu_clk_regs),
818};
819
820static void __init exynos3250_cmu_init(struct device_node *np)
821{
822 struct samsung_clk_provider *ctx;
823
824 ctx = samsung_cmu_register_one(np, &cmu_info);
825 if (!ctx)
826 return;
827
828 exynos3_core_down_clock(reg_base: ctx->reg_base);
829}
830CLK_OF_DECLARE(exynos3250_cmu, "samsung,exynos3250-cmu", exynos3250_cmu_init);
831
832/*
833 * CMU DMC
834 */
835
836#define BPLL_LOCK 0x0118
837#define BPLL_CON0 0x0218
838#define BPLL_CON1 0x021c
839#define BPLL_CON2 0x0220
840#define SRC_DMC 0x0300
841#define DIV_DMC1 0x0504
842#define GATE_BUS_DMC0 0x0700
843#define GATE_BUS_DMC1 0x0704
844#define GATE_BUS_DMC2 0x0708
845#define GATE_BUS_DMC3 0x070c
846#define GATE_SCLK_DMC 0x0800
847#define GATE_IP_DMC0 0x0900
848#define GATE_IP_DMC1 0x0904
849#define EPLL_LOCK 0x1110
850#define EPLL_CON0 0x1114
851#define EPLL_CON1 0x1118
852#define EPLL_CON2 0x111c
853#define SRC_EPLL 0x1120
854
855static const unsigned long exynos3250_cmu_dmc_clk_regs[] __initconst = {
856 BPLL_LOCK,
857 BPLL_CON0,
858 BPLL_CON1,
859 BPLL_CON2,
860 SRC_DMC,
861 DIV_DMC1,
862 GATE_BUS_DMC0,
863 GATE_BUS_DMC1,
864 GATE_BUS_DMC2,
865 GATE_BUS_DMC3,
866 GATE_SCLK_DMC,
867 GATE_IP_DMC0,
868 GATE_IP_DMC1,
869 EPLL_LOCK,
870 EPLL_CON0,
871 EPLL_CON1,
872 EPLL_CON2,
873 SRC_EPLL,
874};
875
876PNAME(mout_epll_p) = { "fin_pll", "fout_epll", };
877PNAME(mout_bpll_p) = { "fin_pll", "fout_bpll", };
878PNAME(mout_mpll_mif_p) = { "fin_pll", "sclk_mpll_mif", };
879PNAME(mout_dphy_p) = { "mout_mpll_mif", "mout_bpll", };
880
881static const struct samsung_mux_clock dmc_mux_clks[] __initconst = {
882 /*
883 * NOTE: Following table is sorted by register address in ascending
884 * order and then bitfield shift in descending order, as it is done
885 * in the User's Manual. When adding new entries, please make sure
886 * that the order is preserved, to avoid merge conflicts and make
887 * further work with defined data easier.
888 */
889
890 /* SRC_DMC */
891 MUX(CLK_MOUT_MPLL_MIF, "mout_mpll_mif", mout_mpll_mif_p, SRC_DMC, 12, 1),
892 MUX(CLK_MOUT_BPLL, "mout_bpll", mout_bpll_p, SRC_DMC, 10, 1),
893 MUX(CLK_MOUT_DPHY, "mout_dphy", mout_dphy_p, SRC_DMC, 8, 1),
894 MUX(CLK_MOUT_DMC_BUS, "mout_dmc_bus", mout_dphy_p, SRC_DMC, 4, 1),
895
896 /* SRC_EPLL */
897 MUX(CLK_MOUT_EPLL, "mout_epll", mout_epll_p, SRC_EPLL, 4, 1),
898};
899
900static const struct samsung_div_clock dmc_div_clks[] __initconst = {
901 /*
902 * NOTE: Following table is sorted by register address in ascending
903 * order and then bitfield shift in descending order, as it is done
904 * in the User's Manual. When adding new entries, please make sure
905 * that the order is preserved, to avoid merge conflicts and make
906 * further work with defined data easier.
907 */
908
909 /* DIV_DMC1 */
910 DIV(CLK_DIV_DMC, "div_dmc", "div_dmc_pre", DIV_DMC1, 27, 3),
911 DIV(CLK_DIV_DPHY, "div_dphy", "mout_dphy", DIV_DMC1, 23, 3),
912 DIV(CLK_DIV_DMC_PRE, "div_dmc_pre", "mout_dmc_bus", DIV_DMC1, 19, 2),
913 DIV(CLK_DIV_DMCP, "div_dmcp", "div_dmcd", DIV_DMC1, 15, 3),
914 DIV(CLK_DIV_DMCD, "div_dmcd", "div_dmc", DIV_DMC1, 11, 3),
915};
916
917static const struct samsung_pll_clock exynos3250_dmc_plls[] __initconst = {
918 PLL(pll_35xx, CLK_FOUT_BPLL, "fout_bpll", "fin_pll",
919 BPLL_LOCK, BPLL_CON0, exynos3250_pll_rates),
920 PLL(pll_36xx, CLK_FOUT_EPLL, "fout_epll", "fin_pll",
921 EPLL_LOCK, EPLL_CON0, exynos3250_epll_rates),
922};
923
924static const struct samsung_cmu_info dmc_cmu_info __initconst = {
925 .pll_clks = exynos3250_dmc_plls,
926 .nr_pll_clks = ARRAY_SIZE(exynos3250_dmc_plls),
927 .mux_clks = dmc_mux_clks,
928 .nr_mux_clks = ARRAY_SIZE(dmc_mux_clks),
929 .div_clks = dmc_div_clks,
930 .nr_div_clks = ARRAY_SIZE(dmc_div_clks),
931 .nr_clk_ids = CLKS_NR_DMC,
932 .clk_regs = exynos3250_cmu_dmc_clk_regs,
933 .nr_clk_regs = ARRAY_SIZE(exynos3250_cmu_dmc_clk_regs),
934};
935
936static void __init exynos3250_cmu_dmc_init(struct device_node *np)
937{
938 samsung_cmu_register_one(np, &dmc_cmu_info);
939}
940CLK_OF_DECLARE(exynos3250_cmu_dmc, "samsung,exynos3250-cmu-dmc",
941 exynos3250_cmu_dmc_init);
942
943
944/*
945 * CMU ISP
946 */
947
948#define DIV_ISP0 0x300
949#define DIV_ISP1 0x304
950#define GATE_IP_ISP0 0x800
951#define GATE_IP_ISP1 0x804
952#define GATE_SCLK_ISP 0x900
953
954static const struct samsung_div_clock isp_div_clks[] __initconst = {
955 /*
956 * NOTE: Following table is sorted by register address in ascending
957 * order and then bitfield shift in descending order, as it is done
958 * in the User's Manual. When adding new entries, please make sure
959 * that the order is preserved, to avoid merge conflicts and make
960 * further work with defined data easier.
961 */
962 /* DIV_ISP0 */
963 DIV(CLK_DIV_ISP1, "div_isp1", "mout_aclk_266_sub", DIV_ISP0, 4, 3),
964 DIV(CLK_DIV_ISP0, "div_isp0", "mout_aclk_266_sub", DIV_ISP0, 0, 3),
965
966 /* DIV_ISP1 */
967 DIV(CLK_DIV_MCUISP1, "div_mcuisp1", "mout_aclk_400_mcuisp_sub",
968 DIV_ISP1, 8, 3),
969 DIV(CLK_DIV_MCUISP0, "div_mcuisp0", "mout_aclk_400_mcuisp_sub",
970 DIV_ISP1, 4, 3),
971 DIV(CLK_DIV_MPWM, "div_mpwm", "div_isp1", DIV_ISP1, 0, 3),
972};
973
974static const struct samsung_gate_clock isp_gate_clks[] __initconst = {
975 /*
976 * NOTE: Following table is sorted by register address in ascending
977 * order and then bitfield shift in descending order, as it is done
978 * in the User's Manual. When adding new entries, please make sure
979 * that the order is preserved, to avoid merge conflicts and make
980 * further work with defined data easier.
981 */
982
983 /* GATE_IP_ISP0 */
984 GATE(CLK_UART_ISP, "uart_isp", "uart_isp_top",
985 GATE_IP_ISP0, 31, CLK_IGNORE_UNUSED, 0),
986 GATE(CLK_WDT_ISP, "wdt_isp", "mout_aclk_266_sub",
987 GATE_IP_ISP0, 30, CLK_IGNORE_UNUSED, 0),
988 GATE(CLK_PWM_ISP, "pwm_isp", "mout_aclk_266_sub",
989 GATE_IP_ISP0, 28, CLK_IGNORE_UNUSED, 0),
990 GATE(CLK_I2C1_ISP, "i2c1_isp", "mout_aclk_266_sub",
991 GATE_IP_ISP0, 26, CLK_IGNORE_UNUSED, 0),
992 GATE(CLK_I2C0_ISP, "i2c0_isp", "mout_aclk_266_sub",
993 GATE_IP_ISP0, 25, CLK_IGNORE_UNUSED, 0),
994 GATE(CLK_MPWM_ISP, "mpwm_isp", "mout_aclk_266_sub",
995 GATE_IP_ISP0, 24, CLK_IGNORE_UNUSED, 0),
996 GATE(CLK_MCUCTL_ISP, "mcuctl_isp", "mout_aclk_266_sub",
997 GATE_IP_ISP0, 23, CLK_IGNORE_UNUSED, 0),
998 GATE(CLK_PPMUISPX, "ppmuispx", "mout_aclk_266_sub",
999 GATE_IP_ISP0, 21, CLK_IGNORE_UNUSED, 0),
1000 GATE(CLK_PPMUISPMX, "ppmuispmx", "mout_aclk_266_sub",
1001 GATE_IP_ISP0, 20, CLK_IGNORE_UNUSED, 0),
1002 GATE(CLK_QE_LITE1, "qe_lite1", "mout_aclk_266_sub",
1003 GATE_IP_ISP0, 18, CLK_IGNORE_UNUSED, 0),
1004 GATE(CLK_QE_LITE0, "qe_lite0", "mout_aclk_266_sub",
1005 GATE_IP_ISP0, 17, CLK_IGNORE_UNUSED, 0),
1006 GATE(CLK_QE_FD, "qe_fd", "mout_aclk_266_sub",
1007 GATE_IP_ISP0, 16, CLK_IGNORE_UNUSED, 0),
1008 GATE(CLK_QE_DRC, "qe_drc", "mout_aclk_266_sub",
1009 GATE_IP_ISP0, 15, CLK_IGNORE_UNUSED, 0),
1010 GATE(CLK_QE_ISP, "qe_isp", "mout_aclk_266_sub",
1011 GATE_IP_ISP0, 14, CLK_IGNORE_UNUSED, 0),
1012 GATE(CLK_CSIS1, "csis1", "mout_aclk_266_sub",
1013 GATE_IP_ISP0, 13, CLK_IGNORE_UNUSED, 0),
1014 GATE(CLK_SMMU_LITE1, "smmu_lite1", "mout_aclk_266_sub",
1015 GATE_IP_ISP0, 12, CLK_IGNORE_UNUSED, 0),
1016 GATE(CLK_SMMU_LITE0, "smmu_lite0", "mout_aclk_266_sub",
1017 GATE_IP_ISP0, 11, CLK_IGNORE_UNUSED, 0),
1018 GATE(CLK_SMMU_FD, "smmu_fd", "mout_aclk_266_sub",
1019 GATE_IP_ISP0, 10, CLK_IGNORE_UNUSED, 0),
1020 GATE(CLK_SMMU_DRC, "smmu_drc", "mout_aclk_266_sub",
1021 GATE_IP_ISP0, 9, CLK_IGNORE_UNUSED, 0),
1022 GATE(CLK_SMMU_ISP, "smmu_isp", "mout_aclk_266_sub",
1023 GATE_IP_ISP0, 8, CLK_IGNORE_UNUSED, 0),
1024 GATE(CLK_GICISP, "gicisp", "mout_aclk_266_sub",
1025 GATE_IP_ISP0, 7, CLK_IGNORE_UNUSED, 0),
1026 GATE(CLK_CSIS0, "csis0", "mout_aclk_266_sub",
1027 GATE_IP_ISP0, 6, CLK_IGNORE_UNUSED, 0),
1028 GATE(CLK_MCUISP, "mcuisp", "mout_aclk_266_sub",
1029 GATE_IP_ISP0, 5, CLK_IGNORE_UNUSED, 0),
1030 GATE(CLK_LITE1, "lite1", "mout_aclk_266_sub",
1031 GATE_IP_ISP0, 4, CLK_IGNORE_UNUSED, 0),
1032 GATE(CLK_LITE0, "lite0", "mout_aclk_266_sub",
1033 GATE_IP_ISP0, 3, CLK_IGNORE_UNUSED, 0),
1034 GATE(CLK_FD, "fd", "mout_aclk_266_sub",
1035 GATE_IP_ISP0, 2, CLK_IGNORE_UNUSED, 0),
1036 GATE(CLK_DRC, "drc", "mout_aclk_266_sub",
1037 GATE_IP_ISP0, 1, CLK_IGNORE_UNUSED, 0),
1038 GATE(CLK_ISP, "isp", "mout_aclk_266_sub",
1039 GATE_IP_ISP0, 0, CLK_IGNORE_UNUSED, 0),
1040
1041 /* GATE_IP_ISP1 */
1042 GATE(CLK_QE_ISPCX, "qe_ispcx", "uart_isp_top",
1043 GATE_IP_ISP0, 21, CLK_IGNORE_UNUSED, 0),
1044 GATE(CLK_QE_SCALERP, "qe_scalerp", "uart_isp_top",
1045 GATE_IP_ISP0, 20, CLK_IGNORE_UNUSED, 0),
1046 GATE(CLK_QE_SCALERC, "qe_scalerc", "uart_isp_top",
1047 GATE_IP_ISP0, 19, CLK_IGNORE_UNUSED, 0),
1048 GATE(CLK_SMMU_SCALERP, "smmu_scalerp", "uart_isp_top",
1049 GATE_IP_ISP0, 18, CLK_IGNORE_UNUSED, 0),
1050 GATE(CLK_SMMU_SCALERC, "smmu_scalerc", "uart_isp_top",
1051 GATE_IP_ISP0, 17, CLK_IGNORE_UNUSED, 0),
1052 GATE(CLK_SCALERP, "scalerp", "uart_isp_top",
1053 GATE_IP_ISP0, 16, CLK_IGNORE_UNUSED, 0),
1054 GATE(CLK_SCALERC, "scalerc", "uart_isp_top",
1055 GATE_IP_ISP0, 15, CLK_IGNORE_UNUSED, 0),
1056 GATE(CLK_SPI1_ISP, "spi1_isp", "uart_isp_top",
1057 GATE_IP_ISP0, 13, CLK_IGNORE_UNUSED, 0),
1058 GATE(CLK_SPI0_ISP, "spi0_isp", "uart_isp_top",
1059 GATE_IP_ISP0, 12, CLK_IGNORE_UNUSED, 0),
1060 GATE(CLK_SMMU_ISPCX, "smmu_ispcx", "uart_isp_top",
1061 GATE_IP_ISP0, 4, CLK_IGNORE_UNUSED, 0),
1062 GATE(CLK_ASYNCAXIM, "asyncaxim", "uart_isp_top",
1063 GATE_IP_ISP0, 0, CLK_IGNORE_UNUSED, 0),
1064
1065 /* GATE_SCLK_ISP */
1066 GATE(CLK_SCLK_MPWM_ISP, "sclk_mpwm_isp", "div_mpwm",
1067 GATE_SCLK_ISP, 0, CLK_IGNORE_UNUSED, 0),
1068};
1069
1070static const struct samsung_cmu_info isp_cmu_info __initconst = {
1071 .div_clks = isp_div_clks,
1072 .nr_div_clks = ARRAY_SIZE(isp_div_clks),
1073 .gate_clks = isp_gate_clks,
1074 .nr_gate_clks = ARRAY_SIZE(isp_gate_clks),
1075 .nr_clk_ids = CLKS_NR_ISP,
1076};
1077
1078static int __init exynos3250_cmu_isp_probe(struct platform_device *pdev)
1079{
1080 struct device_node *np = pdev->dev.of_node;
1081
1082 samsung_cmu_register_one(np, &isp_cmu_info);
1083 return 0;
1084}
1085
1086static const struct of_device_id exynos3250_cmu_isp_of_match[] __initconst = {
1087 { .compatible = "samsung,exynos3250-cmu-isp", },
1088 { /* sentinel */ }
1089};
1090
1091static struct platform_driver exynos3250_cmu_isp_driver __initdata = {
1092 .driver = {
1093 .name = "exynos3250-cmu-isp",
1094 .suppress_bind_attrs = true,
1095 .of_match_table = exynos3250_cmu_isp_of_match,
1096 },
1097};
1098
1099static int __init exynos3250_cmu_platform_init(void)
1100{
1101 return platform_driver_probe(&exynos3250_cmu_isp_driver,
1102 exynos3250_cmu_isp_probe);
1103}
1104subsys_initcall(exynos3250_cmu_platform_init);
1105
1106

source code of linux/drivers/clk/samsung/clk-exynos3250.c