2 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
3 * Copyright (c) 2013 Linaro Ltd.
4 * Author: Thomas Abraham <thomas.ab@samsung.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * Common Clock Framework support for Exynos5250 SoC.
13 #include <linux/clk.h>
14 #include <linux/clkdev.h>
15 #include <linux/clk-provider.h>
17 #include <linux/of_address.h>
22 #define APLL_CON0 0x100
24 #define DIV_CPU0 0x500
25 #define MPLL_LOCK 0x4000
26 #define MPLL_CON0 0x4100
27 #define SRC_CORE1 0x4204
28 #define CPLL_LOCK 0x10020
29 #define EPLL_LOCK 0x10030
30 #define VPLL_LOCK 0x10040
31 #define GPLL_LOCK 0x10050
32 #define CPLL_CON0 0x10120
33 #define EPLL_CON0 0x10130
34 #define VPLL_CON0 0x10140
35 #define GPLL_CON0 0x10150
36 #define SRC_TOP0 0x10210
37 #define SRC_TOP2 0x10218
38 #define SRC_GSCL 0x10220
39 #define SRC_DISP1_0 0x1022c
40 #define SRC_MAU 0x10240
41 #define SRC_FSYS 0x10244
42 #define SRC_GEN 0x10248
43 #define SRC_PERIC0 0x10250
44 #define SRC_PERIC1 0x10254
45 #define SRC_MASK_GSCL 0x10320
46 #define SRC_MASK_DISP1_0 0x1032c
47 #define SRC_MASK_MAU 0x10334
48 #define SRC_MASK_FSYS 0x10340
49 #define SRC_MASK_GEN 0x10344
50 #define SRC_MASK_PERIC0 0x10350
51 #define SRC_MASK_PERIC1 0x10354
52 #define DIV_TOP0 0x10510
53 #define DIV_TOP1 0x10514
54 #define DIV_GSCL 0x10520
55 #define DIV_DISP1_0 0x1052c
56 #define DIV_GEN 0x1053c
57 #define DIV_MAU 0x10544
58 #define DIV_FSYS0 0x10548
59 #define DIV_FSYS1 0x1054c
60 #define DIV_FSYS2 0x10550
61 #define DIV_PERIC0 0x10558
62 #define DIV_PERIC1 0x1055c
63 #define DIV_PERIC2 0x10560
64 #define DIV_PERIC3 0x10564
65 #define DIV_PERIC4 0x10568
66 #define DIV_PERIC5 0x1056c
67 #define GATE_IP_GSCL 0x10920
68 #define GATE_IP_MFC 0x1092c
69 #define GATE_IP_GEN 0x10934
70 #define GATE_IP_FSYS 0x10944
71 #define GATE_IP_PERIC 0x10950
72 #define GATE_IP_PERIS 0x10960
73 #define BPLL_LOCK 0x20010
74 #define BPLL_CON0 0x20110
75 #define SRC_CDREX 0x20200
76 #define PLL_DIV2_SEL 0x20a24
77 #define GATE_IP_DISP1 0x10928
78 #define GATE_IP_ACP 0x10000
80 /* list of PLLs to be registered */
81 enum exynos5250_plls
{
82 apll
, mpll
, cpll
, epll
, vpll
, gpll
, bpll
,
83 nr_plls
/* number of PLLs */
87 * Let each supported clock get a unique id. This id is used to lookup the clock
88 * for device tree based platforms. The clocks are categorized into three
89 * sections: core, sclk gate and bus interface gate clocks.
91 * When adding a new clock to this list, it is advised to choose a clock
92 * category and add it to the end of that category. That is because the the
93 * device tree source file is referring to these ids and any change in the
94 * sequence number of existing clocks will require corresponding change in the
95 * device tree files. This limitation would go away when pre-processor support
96 * for dtc would be available.
98 enum exynos5250_clks
{
102 fin_pll
, fout_apll
, fout_mpll
, fout_bpll
, fout_gpll
, fout_cpll
,
103 fout_epll
, fout_vpll
,
105 /* gate for special clocks (sclk) */
106 sclk_cam_bayer
= 128, sclk_cam0
, sclk_cam1
, sclk_gscl_wa
, sclk_gscl_wb
,
107 sclk_fimd1
, sclk_mipi1
, sclk_dp
, sclk_hdmi
, sclk_pixel
, sclk_audio0
,
108 sclk_mmc0
, sclk_mmc1
, sclk_mmc2
, sclk_mmc3
, sclk_sata
, sclk_usb3
,
109 sclk_jpeg
, sclk_uart0
, sclk_uart1
, sclk_uart2
, sclk_uart3
, sclk_pwm
,
110 sclk_audio1
, sclk_audio2
, sclk_spdif
, sclk_spi0
, sclk_spi1
, sclk_spi2
,
111 div_i2s1
, div_i2s2
, sclk_hdmiphy
,
114 gscl0
= 256, gscl1
, gscl2
, gscl3
, gscl_wa
, gscl_wb
, smmu_gscl0
,
115 smmu_gscl1
, smmu_gscl2
, smmu_gscl3
, mfc
, smmu_mfcl
, smmu_mfcr
, rotator
,
116 jpeg
, mdma1
, smmu_rotator
, smmu_jpeg
, smmu_mdma1
, pdma0
, pdma1
, sata
,
117 usbotg
, mipi_hsi
, sdmmc0
, sdmmc1
, sdmmc2
, sdmmc3
, sromc
, usb2
, usb3
,
118 sata_phyctrl
, sata_phyi2c
, uart0
, uart1
, uart2
, uart3
, uart4
, i2c0
,
119 i2c1
, i2c2
, i2c3
, i2c4
, i2c5
, i2c6
, i2c7
, i2c_hdmi
, adc
, spi0
, spi1
,
120 spi2
, i2s1
, i2s2
, pcm1
, pcm2
, pwm
, spdif
, ac97
, hsi2c0
, hsi2c1
, hsi2c2
,
121 hsi2c3
, chipid
, sysreg
, pmu
, cmu_top
, cmu_core
, cmu_mem
, tzpc0
, tzpc1
,
122 tzpc2
, tzpc3
, tzpc4
, tzpc5
, tzpc6
, tzpc7
, tzpc8
, tzpc9
, hdmi_cec
, mct
,
123 wdt
, rtc
, tmu
, fimd1
, mie1
, dsim0
, dp
, mixer
, hdmi
, g2d
,
132 * list of controller registers to be saved and restored during a
133 * suspend/resume cycle.
135 static unsigned long exynos5250_clk_regs
[] __initdata
= {
182 /* list of all parent clock list */
183 PNAME(mout_apll_p
) = { "fin_pll", "fout_apll", };
184 PNAME(mout_cpu_p
) = { "mout_apll", "sclk_mpll", };
185 PNAME(mout_mpll_fout_p
) = { "fout_mplldiv2", "fout_mpll" };
186 PNAME(mout_mpll_p
) = { "fin_pll", "mout_mpll_fout" };
187 PNAME(mout_bpll_fout_p
) = { "fout_bplldiv2", "fout_bpll" };
188 PNAME(mout_bpll_p
) = { "fin_pll", "mout_bpll_fout" };
189 PNAME(mout_vpllsrc_p
) = { "fin_pll", "sclk_hdmi27m" };
190 PNAME(mout_vpll_p
) = { "mout_vpllsrc", "fout_vpll" };
191 PNAME(mout_cpll_p
) = { "fin_pll", "fout_cpll" };
192 PNAME(mout_epll_p
) = { "fin_pll", "fout_epll" };
193 PNAME(mout_mpll_user_p
) = { "fin_pll", "sclk_mpll" };
194 PNAME(mout_bpll_user_p
) = { "fin_pll", "sclk_bpll" };
195 PNAME(mout_aclk166_p
) = { "sclk_cpll", "sclk_mpll_user" };
196 PNAME(mout_aclk200_p
) = { "sclk_mpll_user", "sclk_bpll_user" };
197 PNAME(mout_hdmi_p
) = { "div_hdmi_pixel", "sclk_hdmiphy" };
198 PNAME(mout_usb3_p
) = { "sclk_mpll_user", "sclk_cpll" };
199 PNAME(mout_group1_p
) = { "fin_pll", "fin_pll", "sclk_hdmi27m",
200 "sclk_dptxphy", "sclk_uhostphy", "sclk_hdmiphy",
201 "sclk_mpll_user", "sclk_epll", "sclk_vpll",
203 PNAME(mout_audio0_p
) = { "cdclk0", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy",
204 "sclk_uhostphy", "sclk_hdmiphy",
205 "sclk_mpll_user", "sclk_epll", "sclk_vpll",
207 PNAME(mout_audio1_p
) = { "cdclk1", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy",
208 "sclk_uhostphy", "sclk_hdmiphy",
209 "sclk_mpll_user", "sclk_epll", "sclk_vpll",
211 PNAME(mout_audio2_p
) = { "cdclk2", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy",
212 "sclk_uhostphy", "sclk_hdmiphy",
213 "sclk_mpll_user", "sclk_epll", "sclk_vpll",
215 PNAME(mout_spdif_p
) = { "sclk_audio0", "sclk_audio1", "sclk_audio2",
218 /* fixed rate clocks generated outside the soc */
219 static struct samsung_fixed_rate_clock exynos5250_fixed_rate_ext_clks
[] __initdata
= {
220 FRATE(fin_pll
, "fin_pll", NULL
, CLK_IS_ROOT
, 0),
223 /* fixed rate clocks generated inside the soc */
224 static struct samsung_fixed_rate_clock exynos5250_fixed_rate_clks
[] __initdata
= {
225 FRATE(sclk_hdmiphy
, "sclk_hdmiphy", NULL
, CLK_IS_ROOT
, 24000000),
226 FRATE(none
, "sclk_hdmi27m", NULL
, CLK_IS_ROOT
, 27000000),
227 FRATE(none
, "sclk_dptxphy", NULL
, CLK_IS_ROOT
, 24000000),
228 FRATE(none
, "sclk_uhostphy", NULL
, CLK_IS_ROOT
, 48000000),
231 static struct samsung_fixed_factor_clock exynos5250_fixed_factor_clks
[] __initdata
= {
232 FFACTOR(none
, "fout_mplldiv2", "fout_mpll", 1, 2, 0),
233 FFACTOR(none
, "fout_bplldiv2", "fout_bpll", 1, 2, 0),
236 static struct samsung_mux_clock exynos5250_pll_pmux_clks
[] __initdata
= {
237 MUX(none
, "mout_vpllsrc", mout_vpllsrc_p
, SRC_TOP2
, 0, 1),
240 static struct samsung_mux_clock exynos5250_mux_clks
[] __initdata
= {
241 MUX_A(none
, "mout_apll", mout_apll_p
, SRC_CPU
, 0, 1, "mout_apll"),
242 MUX_A(none
, "mout_cpu", mout_cpu_p
, SRC_CPU
, 16, 1, "mout_cpu"),
243 MUX(none
, "mout_mpll_fout", mout_mpll_fout_p
, PLL_DIV2_SEL
, 4, 1),
244 MUX_A(none
, "sclk_mpll", mout_mpll_p
, SRC_CORE1
, 8, 1, "mout_mpll"),
245 MUX(none
, "mout_bpll_fout", mout_bpll_fout_p
, PLL_DIV2_SEL
, 0, 1),
246 MUX(none
, "sclk_bpll", mout_bpll_p
, SRC_CDREX
, 0, 1),
247 MUX(none
, "sclk_vpll", mout_vpll_p
, SRC_TOP2
, 16, 1),
248 MUX(none
, "sclk_epll", mout_epll_p
, SRC_TOP2
, 12, 1),
249 MUX(none
, "sclk_cpll", mout_cpll_p
, SRC_TOP2
, 8, 1),
250 MUX(none
, "sclk_mpll_user", mout_mpll_user_p
, SRC_TOP2
, 20, 1),
251 MUX(none
, "sclk_bpll_user", mout_bpll_user_p
, SRC_TOP2
, 24, 1),
252 MUX(none
, "mout_aclk166", mout_aclk166_p
, SRC_TOP0
, 8, 1),
253 MUX(none
, "mout_aclk333", mout_aclk166_p
, SRC_TOP0
, 16, 1),
254 MUX(none
, "mout_aclk200", mout_aclk200_p
, SRC_TOP0
, 12, 1),
255 MUX(none
, "mout_cam_bayer", mout_group1_p
, SRC_GSCL
, 12, 4),
256 MUX(none
, "mout_cam0", mout_group1_p
, SRC_GSCL
, 16, 4),
257 MUX(none
, "mout_cam1", mout_group1_p
, SRC_GSCL
, 20, 4),
258 MUX(none
, "mout_gscl_wa", mout_group1_p
, SRC_GSCL
, 24, 4),
259 MUX(none
, "mout_gscl_wb", mout_group1_p
, SRC_GSCL
, 28, 4),
260 MUX(none
, "mout_fimd1", mout_group1_p
, SRC_DISP1_0
, 0, 4),
261 MUX(none
, "mout_mipi1", mout_group1_p
, SRC_DISP1_0
, 12, 4),
262 MUX(none
, "mout_dp", mout_group1_p
, SRC_DISP1_0
, 16, 4),
263 MUX(mout_hdmi
, "mout_hdmi", mout_hdmi_p
, SRC_DISP1_0
, 20, 1),
264 MUX(none
, "mout_audio0", mout_audio0_p
, SRC_MAU
, 0, 4),
265 MUX(none
, "mout_mmc0", mout_group1_p
, SRC_FSYS
, 0, 4),
266 MUX(none
, "mout_mmc1", mout_group1_p
, SRC_FSYS
, 4, 4),
267 MUX(none
, "mout_mmc2", mout_group1_p
, SRC_FSYS
, 8, 4),
268 MUX(none
, "mout_mmc3", mout_group1_p
, SRC_FSYS
, 12, 4),
269 MUX(none
, "mout_sata", mout_aclk200_p
, SRC_FSYS
, 24, 1),
270 MUX(none
, "mout_usb3", mout_usb3_p
, SRC_FSYS
, 28, 1),
271 MUX(none
, "mout_jpeg", mout_group1_p
, SRC_GEN
, 0, 4),
272 MUX(none
, "mout_uart0", mout_group1_p
, SRC_PERIC0
, 0, 4),
273 MUX(none
, "mout_uart1", mout_group1_p
, SRC_PERIC0
, 4, 4),
274 MUX(none
, "mout_uart2", mout_group1_p
, SRC_PERIC0
, 8, 4),
275 MUX(none
, "mout_uart3", mout_group1_p
, SRC_PERIC0
, 12, 4),
276 MUX(none
, "mout_pwm", mout_group1_p
, SRC_PERIC0
, 24, 4),
277 MUX(none
, "mout_audio1", mout_audio1_p
, SRC_PERIC1
, 0, 4),
278 MUX(none
, "mout_audio2", mout_audio2_p
, SRC_PERIC1
, 4, 4),
279 MUX(none
, "mout_spdif", mout_spdif_p
, SRC_PERIC1
, 8, 2),
280 MUX(none
, "mout_spi0", mout_group1_p
, SRC_PERIC1
, 16, 4),
281 MUX(none
, "mout_spi1", mout_group1_p
, SRC_PERIC1
, 20, 4),
282 MUX(none
, "mout_spi2", mout_group1_p
, SRC_PERIC1
, 24, 4),
285 static struct samsung_div_clock exynos5250_div_clks
[] __initdata
= {
286 DIV(none
, "div_arm", "mout_cpu", DIV_CPU0
, 0, 3),
287 DIV(none
, "sclk_apll", "mout_apll", DIV_CPU0
, 24, 3),
288 DIV(none
, "aclk66_pre", "sclk_mpll_user", DIV_TOP1
, 24, 3),
289 DIV(none
, "aclk66", "aclk66_pre", DIV_TOP0
, 0, 3),
290 DIV(none
, "aclk266", "sclk_mpll_user", DIV_TOP0
, 16, 3),
291 DIV(none
, "aclk166", "mout_aclk166", DIV_TOP0
, 8, 3),
292 DIV(none
, "aclk333", "mout_aclk333", DIV_TOP0
, 20, 3),
293 DIV(none
, "aclk200", "mout_aclk200", DIV_TOP0
, 12, 3),
294 DIV(none
, "div_cam_bayer", "mout_cam_bayer", DIV_GSCL
, 12, 4),
295 DIV(none
, "div_cam0", "mout_cam0", DIV_GSCL
, 16, 4),
296 DIV(none
, "div_cam1", "mout_cam1", DIV_GSCL
, 20, 4),
297 DIV(none
, "div_gscl_wa", "mout_gscl_wa", DIV_GSCL
, 24, 4),
298 DIV(none
, "div_gscl_wb", "mout_gscl_wb", DIV_GSCL
, 28, 4),
299 DIV(none
, "div_fimd1", "mout_fimd1", DIV_DISP1_0
, 0, 4),
300 DIV(none
, "div_mipi1", "mout_mipi1", DIV_DISP1_0
, 16, 4),
301 DIV(none
, "div_dp", "mout_dp", DIV_DISP1_0
, 24, 4),
302 DIV(none
, "div_jpeg", "mout_jpeg", DIV_GEN
, 4, 4),
303 DIV(none
, "div_audio0", "mout_audio0", DIV_MAU
, 0, 4),
304 DIV(none
, "div_pcm0", "sclk_audio0", DIV_MAU
, 4, 8),
305 DIV(none
, "div_sata", "mout_sata", DIV_FSYS0
, 20, 4),
306 DIV(none
, "div_usb3", "mout_usb3", DIV_FSYS0
, 24, 4),
307 DIV(none
, "div_mmc0", "mout_mmc0", DIV_FSYS1
, 0, 4),
308 DIV(none
, "div_mmc1", "mout_mmc1", DIV_FSYS1
, 16, 4),
309 DIV(none
, "div_mmc2", "mout_mmc2", DIV_FSYS2
, 0, 4),
310 DIV(none
, "div_mmc3", "mout_mmc3", DIV_FSYS2
, 16, 4),
311 DIV(none
, "div_uart0", "mout_uart0", DIV_PERIC0
, 0, 4),
312 DIV(none
, "div_uart1", "mout_uart1", DIV_PERIC0
, 4, 4),
313 DIV(none
, "div_uart2", "mout_uart2", DIV_PERIC0
, 8, 4),
314 DIV(none
, "div_uart3", "mout_uart3", DIV_PERIC0
, 12, 4),
315 DIV(none
, "div_spi0", "mout_spi0", DIV_PERIC1
, 0, 4),
316 DIV(none
, "div_spi1", "mout_spi1", DIV_PERIC1
, 16, 4),
317 DIV(none
, "div_spi2", "mout_spi2", DIV_PERIC2
, 0, 4),
318 DIV(none
, "div_pwm", "mout_pwm", DIV_PERIC3
, 0, 4),
319 DIV(none
, "div_audio1", "mout_audio1", DIV_PERIC4
, 0, 4),
320 DIV(none
, "div_pcm1", "sclk_audio1", DIV_PERIC4
, 4, 8),
321 DIV(none
, "div_audio2", "mout_audio2", DIV_PERIC4
, 16, 4),
322 DIV(none
, "div_pcm2", "sclk_audio2", DIV_PERIC4
, 20, 8),
323 DIV(div_i2s1
, "div_i2s1", "sclk_audio1", DIV_PERIC5
, 0, 6),
324 DIV(div_i2s2
, "div_i2s2", "sclk_audio2", DIV_PERIC5
, 8, 6),
325 DIV(sclk_pixel
, "div_hdmi_pixel", "sclk_vpll", DIV_DISP1_0
, 28, 4),
326 DIV_A(none
, "armclk", "div_arm", DIV_CPU0
, 28, 3, "armclk"),
327 DIV_F(none
, "div_mipi1_pre", "div_mipi1",
328 DIV_DISP1_0
, 20, 4, CLK_SET_RATE_PARENT
, 0),
329 DIV_F(none
, "div_mmc_pre0", "div_mmc0",
330 DIV_FSYS1
, 8, 8, CLK_SET_RATE_PARENT
, 0),
331 DIV_F(none
, "div_mmc_pre1", "div_mmc1",
332 DIV_FSYS1
, 24, 8, CLK_SET_RATE_PARENT
, 0),
333 DIV_F(none
, "div_mmc_pre2", "div_mmc2",
334 DIV_FSYS2
, 8, 8, CLK_SET_RATE_PARENT
, 0),
335 DIV_F(none
, "div_mmc_pre3", "div_mmc3",
336 DIV_FSYS2
, 24, 8, CLK_SET_RATE_PARENT
, 0),
337 DIV_F(none
, "div_spi_pre0", "div_spi0",
338 DIV_PERIC1
, 8, 8, CLK_SET_RATE_PARENT
, 0),
339 DIV_F(none
, "div_spi_pre1", "div_spi1",
340 DIV_PERIC1
, 24, 8, CLK_SET_RATE_PARENT
, 0),
341 DIV_F(none
, "div_spi_pre2", "div_spi2",
342 DIV_PERIC2
, 8, 8, CLK_SET_RATE_PARENT
, 0),
345 static struct samsung_gate_clock exynos5250_gate_clks
[] __initdata
= {
346 GATE(gscl0
, "gscl0", "none", GATE_IP_GSCL
, 0, 0, 0),
347 GATE(gscl1
, "gscl1", "none", GATE_IP_GSCL
, 1, 0, 0),
348 GATE(gscl2
, "gscl2", "aclk266", GATE_IP_GSCL
, 2, 0, 0),
349 GATE(gscl3
, "gscl3", "aclk266", GATE_IP_GSCL
, 3, 0, 0),
350 GATE(gscl_wa
, "gscl_wa", "div_gscl_wa", GATE_IP_GSCL
, 5, 0, 0),
351 GATE(gscl_wb
, "gscl_wb", "div_gscl_wb", GATE_IP_GSCL
, 6, 0, 0),
352 GATE(smmu_gscl0
, "smmu_gscl0", "aclk266", GATE_IP_GSCL
, 7, 0, 0),
353 GATE(smmu_gscl1
, "smmu_gscl1", "aclk266", GATE_IP_GSCL
, 8, 0, 0),
354 GATE(smmu_gscl2
, "smmu_gscl2", "aclk266", GATE_IP_GSCL
, 9, 0, 0),
355 GATE(smmu_gscl3
, "smmu_gscl3", "aclk266", GATE_IP_GSCL
, 10, 0, 0),
356 GATE(mfc
, "mfc", "aclk333", GATE_IP_MFC
, 0, 0, 0),
357 GATE(smmu_mfcl
, "smmu_mfcl", "aclk333", GATE_IP_MFC
, 1, 0, 0),
358 GATE(smmu_mfcr
, "smmu_mfcr", "aclk333", GATE_IP_MFC
, 2, 0, 0),
359 GATE(rotator
, "rotator", "aclk266", GATE_IP_GEN
, 1, 0, 0),
360 GATE(jpeg
, "jpeg", "aclk166", GATE_IP_GEN
, 2, 0, 0),
361 GATE(mdma1
, "mdma1", "aclk266", GATE_IP_GEN
, 4, 0, 0),
362 GATE(smmu_rotator
, "smmu_rotator", "aclk266", GATE_IP_GEN
, 6, 0, 0),
363 GATE(smmu_jpeg
, "smmu_jpeg", "aclk166", GATE_IP_GEN
, 7, 0, 0),
364 GATE(smmu_mdma1
, "smmu_mdma1", "aclk266", GATE_IP_GEN
, 9, 0, 0),
365 GATE(pdma0
, "pdma0", "aclk200", GATE_IP_FSYS
, 1, 0, 0),
366 GATE(pdma1
, "pdma1", "aclk200", GATE_IP_FSYS
, 2, 0, 0),
367 GATE(sata
, "sata", "aclk200", GATE_IP_FSYS
, 6, 0, 0),
368 GATE(usbotg
, "usbotg", "aclk200", GATE_IP_FSYS
, 7, 0, 0),
369 GATE(mipi_hsi
, "mipi_hsi", "aclk200", GATE_IP_FSYS
, 8, 0, 0),
370 GATE(sdmmc0
, "sdmmc0", "aclk200", GATE_IP_FSYS
, 12, 0, 0),
371 GATE(sdmmc1
, "sdmmc1", "aclk200", GATE_IP_FSYS
, 13, 0, 0),
372 GATE(sdmmc2
, "sdmmc2", "aclk200", GATE_IP_FSYS
, 14, 0, 0),
373 GATE(sdmmc3
, "sdmmc3", "aclk200", GATE_IP_FSYS
, 15, 0, 0),
374 GATE(sromc
, "sromc", "aclk200", GATE_IP_FSYS
, 17, 0, 0),
375 GATE(usb2
, "usb2", "aclk200", GATE_IP_FSYS
, 18, 0, 0),
376 GATE(usb3
, "usb3", "aclk200", GATE_IP_FSYS
, 19, 0, 0),
377 GATE(sata_phyctrl
, "sata_phyctrl", "aclk200", GATE_IP_FSYS
, 24, 0, 0),
378 GATE(sata_phyi2c
, "sata_phyi2c", "aclk200", GATE_IP_FSYS
, 25, 0, 0),
379 GATE(uart0
, "uart0", "aclk66", GATE_IP_PERIC
, 0, 0, 0),
380 GATE(uart1
, "uart1", "aclk66", GATE_IP_PERIC
, 1, 0, 0),
381 GATE(uart2
, "uart2", "aclk66", GATE_IP_PERIC
, 2, 0, 0),
382 GATE(uart3
, "uart3", "aclk66", GATE_IP_PERIC
, 3, 0, 0),
383 GATE(uart4
, "uart4", "aclk66", GATE_IP_PERIC
, 4, 0, 0),
384 GATE(i2c0
, "i2c0", "aclk66", GATE_IP_PERIC
, 6, 0, 0),
385 GATE(i2c1
, "i2c1", "aclk66", GATE_IP_PERIC
, 7, 0, 0),
386 GATE(i2c2
, "i2c2", "aclk66", GATE_IP_PERIC
, 8, 0, 0),
387 GATE(i2c3
, "i2c3", "aclk66", GATE_IP_PERIC
, 9, 0, 0),
388 GATE(i2c4
, "i2c4", "aclk66", GATE_IP_PERIC
, 10, 0, 0),
389 GATE(i2c5
, "i2c5", "aclk66", GATE_IP_PERIC
, 11, 0, 0),
390 GATE(i2c6
, "i2c6", "aclk66", GATE_IP_PERIC
, 12, 0, 0),
391 GATE(i2c7
, "i2c7", "aclk66", GATE_IP_PERIC
, 13, 0, 0),
392 GATE(i2c_hdmi
, "i2c_hdmi", "aclk66", GATE_IP_PERIC
, 14, 0, 0),
393 GATE(adc
, "adc", "aclk66", GATE_IP_PERIC
, 15, 0, 0),
394 GATE(spi0
, "spi0", "aclk66", GATE_IP_PERIC
, 16, 0, 0),
395 GATE(spi1
, "spi1", "aclk66", GATE_IP_PERIC
, 17, 0, 0),
396 GATE(spi2
, "spi2", "aclk66", GATE_IP_PERIC
, 18, 0, 0),
397 GATE(i2s1
, "i2s1", "aclk66", GATE_IP_PERIC
, 20, 0, 0),
398 GATE(i2s2
, "i2s2", "aclk66", GATE_IP_PERIC
, 21, 0, 0),
399 GATE(pcm1
, "pcm1", "aclk66", GATE_IP_PERIC
, 22, 0, 0),
400 GATE(pcm2
, "pcm2", "aclk66", GATE_IP_PERIC
, 23, 0, 0),
401 GATE(pwm
, "pwm", "aclk66", GATE_IP_PERIC
, 24, 0, 0),
402 GATE(spdif
, "spdif", "aclk66", GATE_IP_PERIC
, 26, 0, 0),
403 GATE(ac97
, "ac97", "aclk66", GATE_IP_PERIC
, 27, 0, 0),
404 GATE(hsi2c0
, "hsi2c0", "aclk66", GATE_IP_PERIC
, 28, 0, 0),
405 GATE(hsi2c1
, "hsi2c1", "aclk66", GATE_IP_PERIC
, 29, 0, 0),
406 GATE(hsi2c2
, "hsi2c2", "aclk66", GATE_IP_PERIC
, 30, 0, 0),
407 GATE(hsi2c3
, "hsi2c3", "aclk66", GATE_IP_PERIC
, 31, 0, 0),
408 GATE(chipid
, "chipid", "aclk66", GATE_IP_PERIS
, 0, 0, 0),
409 GATE(sysreg
, "sysreg", "aclk66", GATE_IP_PERIS
, 1, 0, 0),
410 GATE(pmu
, "pmu", "aclk66", GATE_IP_PERIS
, 2, CLK_IGNORE_UNUSED
, 0),
411 GATE(tzpc0
, "tzpc0", "aclk66", GATE_IP_PERIS
, 6, 0, 0),
412 GATE(tzpc1
, "tzpc1", "aclk66", GATE_IP_PERIS
, 7, 0, 0),
413 GATE(tzpc2
, "tzpc2", "aclk66", GATE_IP_PERIS
, 8, 0, 0),
414 GATE(tzpc3
, "tzpc3", "aclk66", GATE_IP_PERIS
, 9, 0, 0),
415 GATE(tzpc4
, "tzpc4", "aclk66", GATE_IP_PERIS
, 10, 0, 0),
416 GATE(tzpc5
, "tzpc5", "aclk66", GATE_IP_PERIS
, 11, 0, 0),
417 GATE(tzpc6
, "tzpc6", "aclk66", GATE_IP_PERIS
, 12, 0, 0),
418 GATE(tzpc7
, "tzpc7", "aclk66", GATE_IP_PERIS
, 13, 0, 0),
419 GATE(tzpc8
, "tzpc8", "aclk66", GATE_IP_PERIS
, 14, 0, 0),
420 GATE(tzpc9
, "tzpc9", "aclk66", GATE_IP_PERIS
, 15, 0, 0),
421 GATE(hdmi_cec
, "hdmi_cec", "aclk66", GATE_IP_PERIS
, 16, 0, 0),
422 GATE(mct
, "mct", "aclk66", GATE_IP_PERIS
, 18, 0, 0),
423 GATE(wdt
, "wdt", "aclk66", GATE_IP_PERIS
, 19, 0, 0),
424 GATE(rtc
, "rtc", "aclk66", GATE_IP_PERIS
, 20, 0, 0),
425 GATE(tmu
, "tmu", "aclk66", GATE_IP_PERIS
, 21, 0, 0),
426 GATE(cmu_top
, "cmu_top", "aclk66",
427 GATE_IP_PERIS
, 3, CLK_IGNORE_UNUSED
, 0),
428 GATE(cmu_core
, "cmu_core", "aclk66",
429 GATE_IP_PERIS
, 4, CLK_IGNORE_UNUSED
, 0),
430 GATE(cmu_mem
, "cmu_mem", "aclk66",
431 GATE_IP_PERIS
, 5, CLK_IGNORE_UNUSED
, 0),
432 GATE(sclk_cam_bayer
, "sclk_cam_bayer", "div_cam_bayer",
433 SRC_MASK_GSCL
, 12, CLK_SET_RATE_PARENT
, 0),
434 GATE(sclk_cam0
, "sclk_cam0", "div_cam0",
435 SRC_MASK_GSCL
, 16, CLK_SET_RATE_PARENT
, 0),
436 GATE(sclk_cam1
, "sclk_cam1", "div_cam1",
437 SRC_MASK_GSCL
, 20, CLK_SET_RATE_PARENT
, 0),
438 GATE(sclk_gscl_wa
, "sclk_gscl_wa", "div_gscl_wa",
439 SRC_MASK_GSCL
, 24, CLK_SET_RATE_PARENT
, 0),
440 GATE(sclk_gscl_wb
, "sclk_gscl_wb", "div_gscl_wb",
441 SRC_MASK_GSCL
, 28, CLK_SET_RATE_PARENT
, 0),
442 GATE(sclk_fimd1
, "sclk_fimd1", "div_fimd1",
443 SRC_MASK_DISP1_0
, 0, CLK_SET_RATE_PARENT
, 0),
444 GATE(sclk_mipi1
, "sclk_mipi1", "div_mipi1",
445 SRC_MASK_DISP1_0
, 12, CLK_SET_RATE_PARENT
, 0),
446 GATE(sclk_dp
, "sclk_dp", "div_dp",
447 SRC_MASK_DISP1_0
, 16, CLK_SET_RATE_PARENT
, 0),
448 GATE(sclk_hdmi
, "sclk_hdmi", "mout_hdmi",
449 SRC_MASK_DISP1_0
, 20, 0, 0),
450 GATE(sclk_audio0
, "sclk_audio0", "div_audio0",
451 SRC_MASK_MAU
, 0, CLK_SET_RATE_PARENT
, 0),
452 GATE(sclk_mmc0
, "sclk_mmc0", "div_mmc_pre0",
453 SRC_MASK_FSYS
, 0, CLK_SET_RATE_PARENT
, 0),
454 GATE(sclk_mmc1
, "sclk_mmc1", "div_mmc_pre1",
455 SRC_MASK_FSYS
, 4, CLK_SET_RATE_PARENT
, 0),
456 GATE(sclk_mmc2
, "sclk_mmc2", "div_mmc_pre2",
457 SRC_MASK_FSYS
, 8, CLK_SET_RATE_PARENT
, 0),
458 GATE(sclk_mmc3
, "sclk_mmc3", "div_mmc_pre3",
459 SRC_MASK_FSYS
, 12, CLK_SET_RATE_PARENT
, 0),
460 GATE(sclk_sata
, "sclk_sata", "div_sata",
461 SRC_MASK_FSYS
, 24, CLK_SET_RATE_PARENT
, 0),
462 GATE(sclk_usb3
, "sclk_usb3", "div_usb3",
463 SRC_MASK_FSYS
, 28, CLK_SET_RATE_PARENT
, 0),
464 GATE(sclk_jpeg
, "sclk_jpeg", "div_jpeg",
465 SRC_MASK_GEN
, 0, CLK_SET_RATE_PARENT
, 0),
466 GATE(sclk_uart0
, "sclk_uart0", "div_uart0",
467 SRC_MASK_PERIC0
, 0, CLK_SET_RATE_PARENT
, 0),
468 GATE(sclk_uart1
, "sclk_uart1", "div_uart1",
469 SRC_MASK_PERIC0
, 4, CLK_SET_RATE_PARENT
, 0),
470 GATE(sclk_uart2
, "sclk_uart2", "div_uart2",
471 SRC_MASK_PERIC0
, 8, CLK_SET_RATE_PARENT
, 0),
472 GATE(sclk_uart3
, "sclk_uart3", "div_uart3",
473 SRC_MASK_PERIC0
, 12, CLK_SET_RATE_PARENT
, 0),
474 GATE(sclk_pwm
, "sclk_pwm", "div_pwm",
475 SRC_MASK_PERIC0
, 24, CLK_SET_RATE_PARENT
, 0),
476 GATE(sclk_audio1
, "sclk_audio1", "div_audio1",
477 SRC_MASK_PERIC1
, 0, CLK_SET_RATE_PARENT
, 0),
478 GATE(sclk_audio2
, "sclk_audio2", "div_audio2",
479 SRC_MASK_PERIC1
, 4, CLK_SET_RATE_PARENT
, 0),
480 GATE(sclk_spdif
, "sclk_spdif", "mout_spdif",
481 SRC_MASK_PERIC1
, 4, 0, 0),
482 GATE(sclk_spi0
, "sclk_spi0", "div_spi_pre0",
483 SRC_MASK_PERIC1
, 16, CLK_SET_RATE_PARENT
, 0),
484 GATE(sclk_spi1
, "sclk_spi1", "div_spi_pre1",
485 SRC_MASK_PERIC1
, 20, CLK_SET_RATE_PARENT
, 0),
486 GATE(sclk_spi2
, "sclk_spi2", "div_spi_pre2",
487 SRC_MASK_PERIC1
, 24, CLK_SET_RATE_PARENT
, 0),
488 GATE(fimd1
, "fimd1", "aclk200", GATE_IP_DISP1
, 0, 0, 0),
489 GATE(mie1
, "mie1", "aclk200", GATE_IP_DISP1
, 1, 0, 0),
490 GATE(dsim0
, "dsim0", "aclk200", GATE_IP_DISP1
, 3, 0, 0),
491 GATE(dp
, "dp", "aclk200", GATE_IP_DISP1
, 4, 0, 0),
492 GATE(mixer
, "mixer", "mout_aclk200_disp1", GATE_IP_DISP1
, 5, 0, 0),
493 GATE(hdmi
, "hdmi", "mout_aclk200_disp1", GATE_IP_DISP1
, 6, 0, 0),
494 GATE(g2d
, "g2d", "aclk200", GATE_IP_ACP
, 3, 0, 0),
497 static struct samsung_pll_rate_table vpll_24mhz_tbl
[] __initdata
= {
498 /* sorted in descending order */
499 /* PLL_36XX_RATE(rate, m, p, s, k) */
500 PLL_36XX_RATE(266000000, 266, 3, 3, 0),
501 /* Not in UM, but need for eDP on snow */
502 PLL_36XX_RATE(70500000, 94, 2, 4, 0),
506 static struct samsung_pll_rate_table epll_24mhz_tbl
[] __initdata
= {
507 /* sorted in descending order */
508 /* PLL_36XX_RATE(rate, m, p, s, k) */
509 PLL_36XX_RATE(192000000, 64, 2, 2, 0),
510 PLL_36XX_RATE(180633600, 90, 3, 2, 20762),
511 PLL_36XX_RATE(180000000, 90, 3, 2, 0),
512 PLL_36XX_RATE(73728000, 98, 2, 4, 19923),
513 PLL_36XX_RATE(67737600, 90, 2, 4, 20762),
514 PLL_36XX_RATE(49152000, 98, 3, 4, 19923),
515 PLL_36XX_RATE(45158400, 90, 3, 4, 20762),
516 PLL_36XX_RATE(32768000, 131, 3, 5, 4719),
520 static struct samsung_pll_clock exynos5250_plls
[nr_plls
] __initdata
= {
521 [apll
] = PLL_A(pll_35xx
, fout_apll
, "fout_apll", "fin_pll", APLL_LOCK
,
522 APLL_CON0
, "fout_apll", NULL
),
523 [mpll
] = PLL_A(pll_35xx
, fout_mpll
, "fout_mpll", "fin_pll", MPLL_LOCK
,
524 MPLL_CON0
, "fout_mpll", NULL
),
525 [bpll
] = PLL(pll_35xx
, fout_bpll
, "fout_bpll", "fin_pll", BPLL_LOCK
,
527 [gpll
] = PLL(pll_35xx
, fout_gpll
, "fout_gpll", "fin_pll", GPLL_LOCK
,
529 [cpll
] = PLL(pll_35xx
, fout_cpll
, "fout_cpll", "fin_pll", CPLL_LOCK
,
531 [epll
] = PLL(pll_36xx
, fout_epll
, "fout_epll", "fin_pll", EPLL_LOCK
,
533 [vpll
] = PLL(pll_36xx
, fout_vpll
, "fout_vpll", "mout_vpllsrc",
534 VPLL_LOCK
, VPLL_CON0
, NULL
),
537 static struct of_device_id ext_clk_match
[] __initdata
= {
538 { .compatible
= "samsung,clock-xxti", .data
= (void *)0, },
542 /* register exynox5250 clocks */
543 static void __init
exynos5250_clk_init(struct device_node
*np
)
545 void __iomem
*reg_base
;
548 reg_base
= of_iomap(np
, 0);
550 panic("%s: failed to map registers\n", __func__
);
552 panic("%s: unable to determine soc\n", __func__
);
555 samsung_clk_init(np
, reg_base
, nr_clks
,
556 exynos5250_clk_regs
, ARRAY_SIZE(exynos5250_clk_regs
),
558 samsung_clk_of_register_fixed_ext(exynos5250_fixed_rate_ext_clks
,
559 ARRAY_SIZE(exynos5250_fixed_rate_ext_clks
),
561 samsung_clk_register_mux(exynos5250_pll_pmux_clks
,
562 ARRAY_SIZE(exynos5250_pll_pmux_clks
));
564 if (_get_rate("fin_pll") == 24 * MHZ
)
565 exynos5250_plls
[epll
].rate_table
= epll_24mhz_tbl
;
567 if (_get_rate("mout_vpllsrc") == 24 * MHZ
)
568 exynos5250_plls
[vpll
].rate_table
= vpll_24mhz_tbl
;
570 samsung_clk_register_pll(exynos5250_plls
, ARRAY_SIZE(exynos5250_plls
),
572 samsung_clk_register_fixed_rate(exynos5250_fixed_rate_clks
,
573 ARRAY_SIZE(exynos5250_fixed_rate_clks
));
574 samsung_clk_register_fixed_factor(exynos5250_fixed_factor_clks
,
575 ARRAY_SIZE(exynos5250_fixed_factor_clks
));
576 samsung_clk_register_mux(exynos5250_mux_clks
,
577 ARRAY_SIZE(exynos5250_mux_clks
));
578 samsung_clk_register_div(exynos5250_div_clks
,
579 ARRAY_SIZE(exynos5250_div_clks
));
580 samsung_clk_register_gate(exynos5250_gate_clks
,
581 ARRAY_SIZE(exynos5250_gate_clks
));
583 pr_info("Exynos5250: clock setup completed, armclk=%ld\n",
584 _get_rate("armclk"));
586 CLK_OF_DECLARE(exynos5250_clk
, "samsung,exynos5250-clock", exynos5250_clk_init
);