xref: /openbmc/u-boot/arch/arm/include/asm/arch-imx8m/clock.h (revision 522e035441ca04d99de2fc13b614ad896691e9c9)
1  /* SPDX-License-Identifier: GPL-2.0+ */
2  /*
3   * Copyright 2017 NXP
4   *
5   * Peng Fan <peng.fan@nxp.com>
6   */
7  
8  #ifndef _ASM_ARCH_IMX8M_CLOCK_H
9  #define _ASM_ARCH_IMX8M_CLOCK_H
10  
11  #include <linux/bitops.h>
12  
13  #define MHZ(X)	((X) * 1000000UL)
14  
15  enum pll_clocks {
16  	ANATOP_ARM_PLL,
17  	ANATOP_GPU_PLL,
18  	ANATOP_SYSTEM_PLL1,
19  	ANATOP_SYSTEM_PLL2,
20  	ANATOP_SYSTEM_PLL3,
21  	ANATOP_AUDIO_PLL1,
22  	ANATOP_AUDIO_PLL2,
23  	ANATOP_VIDEO_PLL1,
24  	ANATOP_VIDEO_PLL2,
25  	ANATOP_DRAM_PLL,
26  };
27  
28  enum clk_slice_type {
29  	CORE_CLOCK_SLICE,
30  	BUS_CLOCK_SLICE,
31  	IP_CLOCK_SLICE,
32  	AHB_CLOCK_SLICE,
33  	IPG_CLOCK_SLICE,
34  	CORE_SEL_CLOCK_SLICE,
35  	DRAM_SEL_CLOCK_SLICE,
36  };
37  
38  enum clk_root_index {
39  	MXC_ARM_CLK			= 0,
40  	ARM_A53_CLK_ROOT		= 0,
41  	ARM_M4_CLK_ROOT			= 1,
42  	VPU_A53_CLK_ROOT		= 2,
43  	GPU_CORE_CLK_ROOT		= 3,
44  	GPU_SHADER_CLK_ROOT		= 4,
45  	MAIN_AXI_CLK_ROOT		= 16,
46  	ENET_AXI_CLK_ROOT		= 17,
47  	NAND_USDHC_BUS_CLK_ROOT		= 18,
48  	VPU_BUS_CLK_ROOT		= 19,
49  	DISPLAY_AXI_CLK_ROOT		= 20,
50  	DISPLAY_APB_CLK_ROOT		= 21,
51  	DISPLAY_RTRM_CLK_ROOT		= 22,
52  	USB_BUS_CLK_ROOT		= 23,
53  	GPU_AXI_CLK_ROOT		= 24,
54  	GPU_AHB_CLK_ROOT		= 25,
55  	NOC_CLK_ROOT			= 26,
56  	NOC_APB_CLK_ROOT		= 27,
57  	AHB_CLK_ROOT			= 32,
58  	IPG_CLK_ROOT			= 33,
59  	MXC_IPG_CLK			= 33,
60  	AUDIO_AHB_CLK_ROOT		= 34,
61  	MIPI_DSI_ESC_RX_CLK_ROOT	= 36,
62  	DRAM_SEL_CFG			= 48,
63  	CORE_SEL_CFG			= 49,
64  	DRAM_ALT_CLK_ROOT		= 64,
65  	DRAM_APB_CLK_ROOT		= 65,
66  	VPU_G1_CLK_ROOT			= 66,
67  	VPU_G2_CLK_ROOT			= 67,
68  	DISPLAY_DTRC_CLK_ROOT		= 68,
69  	DISPLAY_DC8000_CLK_ROOT		= 69,
70  	PCIE1_CTRL_CLK_ROOT		= 70,
71  	PCIE1_PHY_CLK_ROOT		= 71,
72  	PCIE1_AUX_CLK_ROOT		= 72,
73  	DC_PIXEL_CLK_ROOT		= 73,
74  	LCDIF_PIXEL_CLK_ROOT		= 74,
75  	SAI1_CLK_ROOT			= 75,
76  	SAI2_CLK_ROOT			= 76,
77  	SAI3_CLK_ROOT			= 77,
78  	SAI4_CLK_ROOT			= 78,
79  	SAI5_CLK_ROOT			= 79,
80  	SAI6_CLK_ROOT			= 80,
81  	SPDIF1_CLK_ROOT			= 81,
82  	SPDIF2_CLK_ROOT			= 82,
83  	ENET_REF_CLK_ROOT		= 83,
84  	ENET_TIMER_CLK_ROOT		= 84,
85  	ENET_PHY_REF_CLK_ROOT		= 85,
86  	NAND_CLK_ROOT			= 86,
87  	QSPI_CLK_ROOT			= 87,
88  	MXC_ESDHC_CLK			= 88,
89  	USDHC1_CLK_ROOT			= 88,
90  	MXC_ESDHC2_CLK			= 89,
91  	USDHC2_CLK_ROOT			= 89,
92  	I2C1_CLK_ROOT			= 90,
93  	MXC_I2C_CLK			= 90,
94  	I2C2_CLK_ROOT			= 91,
95  	I2C3_CLK_ROOT			= 92,
96  	I2C4_CLK_ROOT			= 93,
97  	UART1_CLK_ROOT			= 94,
98  	UART2_CLK_ROOT			= 95,
99  	UART3_CLK_ROOT			= 96,
100  	UART4_CLK_ROOT			= 97,
101  	USB_CORE_REF_CLK_ROOT		= 98,
102  	USB_PHY_REF_CLK_ROOT		= 99,
103  	GIC_CLK_ROOT			= 100,
104  	ECSPI1_CLK_ROOT			= 101,
105  	ECSPI2_CLK_ROOT			= 102,
106  	PWM1_CLK_ROOT			= 103,
107  	PWM2_CLK_ROOT			= 104,
108  	PWM3_CLK_ROOT			= 105,
109  	PWM4_CLK_ROOT			= 106,
110  	GPT1_CLK_ROOT			= 107,
111  	GPT2_CLK_ROOT			= 108,
112  	GPT3_CLK_ROOT			= 109,
113  	GPT4_CLK_ROOT			= 110,
114  	GPT5_CLK_ROOT			= 111,
115  	GPT6_CLK_ROOT			= 112,
116  	TRACE_CLK_ROOT			= 113,
117  	WDOG_CLK_ROOT			= 114,
118  	WRCLK_CLK_ROOT			= 115,
119  	IPP_DO_CLKO1			= 116,
120  	IPP_DO_CLKO2			= 117,
121  	MIPI_DSI_CORE_CLK_ROOT		= 118,
122  	MIPI_DSI_PHY_REF_CLK_ROOT	= 119,
123  	MIPI_DSI_DBI_CLK_ROOT		= 120,
124  	OLD_MIPI_DSI_ESC_CLK_ROOT	= 121,
125  	MIPI_CSI1_CORE_CLK_ROOT		= 122,
126  	MIPI_CSI1_PHY_REF_CLK_ROOT	= 123,
127  	MIPI_CSI1_ESC_CLK_ROOT		= 124,
128  	MIPI_CSI2_CORE_CLK_ROOT		= 125,
129  	MIPI_CSI2_PHY_REF_CLK_ROOT	= 126,
130  	MIPI_CSI2_ESC_CLK_ROOT		= 127,
131  	PCIE2_CTRL_CLK_ROOT		= 128,
132  	PCIE2_PHY_CLK_ROOT		= 129,
133  	PCIE2_AUX_CLK_ROOT		= 130,
134  	ECSPI3_CLK_ROOT			= 131,
135  	OLD_MIPI_DSI_ESC_RX_ROOT	= 132,
136  	DISPLAY_HDMI_CLK_ROOT		= 133,
137  	CLK_ROOT_MAX,
138  };
139  
140  enum clk_root_src {
141  	OSC_25M_CLK,
142  	ARM_PLL_CLK,
143  	DRAM_PLL1_CLK,
144  	VIDEO_PLL2_CLK,
145  	VPU_PLL_CLK,
146  	GPU_PLL_CLK,
147  	SYSTEM_PLL1_800M_CLK,
148  	SYSTEM_PLL1_400M_CLK,
149  	SYSTEM_PLL1_266M_CLK,
150  	SYSTEM_PLL1_200M_CLK,
151  	SYSTEM_PLL1_160M_CLK,
152  	SYSTEM_PLL1_133M_CLK,
153  	SYSTEM_PLL1_100M_CLK,
154  	SYSTEM_PLL1_80M_CLK,
155  	SYSTEM_PLL1_40M_CLK,
156  	SYSTEM_PLL2_1000M_CLK,
157  	SYSTEM_PLL2_500M_CLK,
158  	SYSTEM_PLL2_333M_CLK,
159  	SYSTEM_PLL2_250M_CLK,
160  	SYSTEM_PLL2_200M_CLK,
161  	SYSTEM_PLL2_166M_CLK,
162  	SYSTEM_PLL2_125M_CLK,
163  	SYSTEM_PLL2_100M_CLK,
164  	SYSTEM_PLL2_50M_CLK,
165  	SYSTEM_PLL3_CLK,
166  	AUDIO_PLL1_CLK,
167  	AUDIO_PLL2_CLK,
168  	VIDEO_PLL_CLK,
169  	OSC_32K_CLK,
170  	EXT_CLK_1,
171  	EXT_CLK_2,
172  	EXT_CLK_3,
173  	EXT_CLK_4,
174  	OSC_27M_CLK,
175  };
176  
177  /* CCGR index */
178  enum clk_ccgr_index {
179  	CCGR_DVFS = 0,
180  	CCGR_ANAMIX = 1,
181  	CCGR_CPU = 2,
182  	CCGR_CSU = 4,
183  	CCGR_DRAM1 = 5,
184  	CCGR_DRAM2_OBSOLETE = 6,
185  	CCGR_ECSPI1 = 7,
186  	CCGR_ECSPI2 = 8,
187  	CCGR_ECSPI3 = 9,
188  	CCGR_ENET1 = 10,
189  	CCGR_GPIO1 = 11,
190  	CCGR_GPIO2 = 12,
191  	CCGR_GPIO3 = 13,
192  	CCGR_GPIO4 = 14,
193  	CCGR_GPIO5 = 15,
194  	CCGR_GPT1 = 16,
195  	CCGR_GPT2 = 17,
196  	CCGR_GPT3 = 18,
197  	CCGR_GPT4 = 19,
198  	CCGR_GPT5 = 20,
199  	CCGR_GPT6 = 21,
200  	CCGR_HS = 22,
201  	CCGR_I2C1 = 23,
202  	CCGR_I2C2 = 24,
203  	CCGR_I2C3 = 25,
204  	CCGR_I2C4 = 26,
205  	CCGR_IOMUX = 27,
206  	CCGR_IOMUX1 = 28,
207  	CCGR_IOMUX2 = 29,
208  	CCGR_IOMUX3 = 30,
209  	CCGR_IOMUX4 = 31,
210  	CCGR_M4 = 32,
211  	CCGR_MU = 33,
212  	CCGR_OCOTP = 34,
213  	CCGR_OCRAM = 35,
214  	CCGR_OCRAM_S = 36,
215  	CCGR_PCIE = 37,
216  	CCGR_PERFMON1 = 38,
217  	CCGR_PERFMON2 = 39,
218  	CCGR_PWM1 = 40,
219  	CCGR_PWM2 = 41,
220  	CCGR_PWM3 = 42,
221  	CCGR_PWM4 = 43,
222  	CCGR_QOS = 44,
223  	CCGR_DISMIX = 45,
224  	CCGR_MEGAMIX = 46,
225  	CCGR_QSPI = 47,
226  	CCGR_RAWNAND = 48,
227  	CCGR_RDC = 49,
228  	CCGR_ROM = 50,
229  	CCGR_SAI1 = 51,
230  	CCGR_SAI2 = 52,
231  	CCGR_SAI3 = 53,
232  	CCGR_SAI4 = 54,
233  	CCGR_SAI5 = 55,
234  	CCGR_SAI6 = 56,
235  	CCGR_SCTR = 57,
236  	CCGR_SDMA1 = 58,
237  	CCGR_SDMA2 = 59,
238  	CCGR_SEC_DEBUG = 60,
239  	CCGR_SEMA1 = 61,
240  	CCGR_SEMA2 = 62,
241  	CCGR_SIM_DISPLAY = 63,
242  	CCGR_SIM_ENET = 64,
243  	CCGR_SIM_M = 65,
244  	CCGR_SIM_MAIN = 66,
245  	CCGR_SIM_S = 67,
246  	CCGR_SIM_WAKEUP = 68,
247  	CCGR_SIM_USB = 69,
248  	CCGR_SIM_VPU = 70,
249  	CCGR_SNVS = 71,
250  	CCGR_TRACE = 72,
251  	CCGR_UART1 = 73,
252  	CCGR_UART2 = 74,
253  	CCGR_UART3 = 75,
254  	CCGR_UART4 = 76,
255  	CCGR_USB_CTRL1 = 77,
256  	CCGR_USB_CTRL2 = 78,
257  	CCGR_USB_PHY1 = 79,
258  	CCGR_USB_PHY2 = 80,
259  	CCGR_USDHC1 = 81,
260  	CCGR_USDHC2 = 82,
261  	CCGR_WDOG1 = 83,
262  	CCGR_WDOG2 = 84,
263  	CCGR_WDOG3 = 85,
264  	CCGR_VA53 = 86,
265  	CCGR_GPU = 87,
266  	CCGR_HEVC = 88,
267  	CCGR_AVC = 89,
268  	CCGR_VP9 = 90,
269  	CCGR_HEVC_INTER = 91,
270  	CCGR_GIC = 92,
271  	CCGR_DISPLAY = 93,
272  	CCGR_HDMI = 94,
273  	CCGR_HDMI_PHY = 95,
274  	CCGR_XTAL = 96,
275  	CCGR_PLL = 97,
276  	CCGR_TSENSOR = 98,
277  	CCGR_VPU_DEC = 99,
278  	CCGR_PCIE2 = 100,
279  	CCGR_MIPI_CSI1 = 101,
280  	CCGR_MIPI_CSI2 = 102,
281  	CCGR_MAX,
282  };
283  
284  /* src index */
285  enum clk_src_index {
286  	CLK_SRC_CKIL_SYNC_REQ = 0,
287  	CLK_SRC_ARM_PLL_EN = 1,
288  	CLK_SRC_GPU_PLL_EN = 2,
289  	CLK_SRC_VPU_PLL_EN = 3,
290  	CLK_SRC_DRAM_PLL_EN = 4,
291  	CLK_SRC_SYSTEM_PLL1_EN = 5,
292  	CLK_SRC_SYSTEM_PLL2_EN = 6,
293  	CLK_SRC_SYSTEM_PLL3_EN = 7,
294  	CLK_SRC_AUDIO_PLL1_EN = 8,
295  	CLK_SRC_AUDIO_PLL2_EN = 9,
296  	CLK_SRC_VIDEO_PLL1_EN = 10,
297  	CLK_SRC_VIDEO_PLL2_EN = 11,
298  	CLK_SRC_ARM_PLL = 12,
299  	CLK_SRC_GPU_PLL = 13,
300  	CLK_SRC_VPU_PLL = 14,
301  	CLK_SRC_DRAM_PLL = 15,
302  	CLK_SRC_SYSTEM_PLL1_800M = 16,
303  	CLK_SRC_SYSTEM_PLL1_400M = 17,
304  	CLK_SRC_SYSTEM_PLL1_266M = 18,
305  	CLK_SRC_SYSTEM_PLL1_200M = 19,
306  	CLK_SRC_SYSTEM_PLL1_160M = 20,
307  	CLK_SRC_SYSTEM_PLL1_133M = 21,
308  	CLK_SRC_SYSTEM_PLL1_100M = 22,
309  	CLK_SRC_SYSTEM_PLL1_80M = 23,
310  	CLK_SRC_SYSTEM_PLL1_40M = 24,
311  	CLK_SRC_SYSTEM_PLL2_1000M = 25,
312  	CLK_SRC_SYSTEM_PLL2_500M = 26,
313  	CLK_SRC_SYSTEM_PLL2_333M = 27,
314  	CLK_SRC_SYSTEM_PLL2_250M = 28,
315  	CLK_SRC_SYSTEM_PLL2_200M = 29,
316  	CLK_SRC_SYSTEM_PLL2_166M = 30,
317  	CLK_SRC_SYSTEM_PLL2_125M = 31,
318  	CLK_SRC_SYSTEM_PLL2_100M = 32,
319  	CLK_SRC_SYSTEM_PLL2_50M = 33,
320  	CLK_SRC_SYSTEM_PLL3 = 34,
321  	CLK_SRC_AUDIO_PLL1 = 35,
322  	CLK_SRC_AUDIO_PLL2 = 36,
323  	CLK_SRC_VIDEO_PLL1 = 37,
324  	CLK_SRC_VIDEO_PLL2 = 38,
325  	CLK_SRC_OSC_25M = 39,
326  	CLK_SRC_OSC_27M = 40,
327  };
328  
329  enum root_pre_div {
330  	CLK_ROOT_PRE_DIV1 = 0,
331  	CLK_ROOT_PRE_DIV2,
332  	CLK_ROOT_PRE_DIV3,
333  	CLK_ROOT_PRE_DIV4,
334  	CLK_ROOT_PRE_DIV5,
335  	CLK_ROOT_PRE_DIV6,
336  	CLK_ROOT_PRE_DIV7,
337  	CLK_ROOT_PRE_DIV8,
338  };
339  
340  enum root_post_div {
341  	CLK_ROOT_POST_DIV1 = 0,
342  	CLK_ROOT_POST_DIV2,
343  	CLK_ROOT_POST_DIV3,
344  	CLK_ROOT_POST_DIV4,
345  	CLK_ROOT_POST_DIV5,
346  	CLK_ROOT_POST_DIV6,
347  	CLK_ROOT_POST_DIV7,
348  	CLK_ROOT_POST_DIV8,
349  	CLK_ROOT_POST_DIV9,
350  	CLK_ROOT_POST_DIV10,
351  	CLK_ROOT_POST_DIV11,
352  	CLK_ROOT_POST_DIV12,
353  	CLK_ROOT_POST_DIV13,
354  	CLK_ROOT_POST_DIV14,
355  	CLK_ROOT_POST_DIV15,
356  	CLK_ROOT_POST_DIV16,
357  	CLK_ROOT_POST_DIV17,
358  	CLK_ROOT_POST_DIV18,
359  	CLK_ROOT_POST_DIV19,
360  	CLK_ROOT_POST_DIV20,
361  	CLK_ROOT_POST_DIV21,
362  	CLK_ROOT_POST_DIV22,
363  	CLK_ROOT_POST_DIV23,
364  	CLK_ROOT_POST_DIV24,
365  	CLK_ROOT_POST_DIV25,
366  	CLK_ROOT_POST_DIV26,
367  	CLK_ROOT_POST_DIV27,
368  	CLK_ROOT_POST_DIV28,
369  	CLK_ROOT_POST_DIV29,
370  	CLK_ROOT_POST_DIV30,
371  	CLK_ROOT_POST_DIV31,
372  	CLK_ROOT_POST_DIV32,
373  	CLK_ROOT_POST_DIV33,
374  	CLK_ROOT_POST_DIV34,
375  	CLK_ROOT_POST_DIV35,
376  	CLK_ROOT_POST_DIV36,
377  	CLK_ROOT_POST_DIV37,
378  	CLK_ROOT_POST_DIV38,
379  	CLK_ROOT_POST_DIV39,
380  	CLK_ROOT_POST_DIV40,
381  	CLK_ROOT_POST_DIV41,
382  	CLK_ROOT_POST_DIV42,
383  	CLK_ROOT_POST_DIV43,
384  	CLK_ROOT_POST_DIV44,
385  	CLK_ROOT_POST_DIV45,
386  	CLK_ROOT_POST_DIV46,
387  	CLK_ROOT_POST_DIV47,
388  	CLK_ROOT_POST_DIV48,
389  	CLK_ROOT_POST_DIV49,
390  	CLK_ROOT_POST_DIV50,
391  	CLK_ROOT_POST_DIV51,
392  	CLK_ROOT_POST_DIV52,
393  	CLK_ROOT_POST_DIV53,
394  	CLK_ROOT_POST_DIV54,
395  	CLK_ROOT_POST_DIV55,
396  	CLK_ROOT_POST_DIV56,
397  	CLK_ROOT_POST_DIV57,
398  	CLK_ROOT_POST_DIV58,
399  	CLK_ROOT_POST_DIV59,
400  	CLK_ROOT_POST_DIV60,
401  	CLK_ROOT_POST_DIV61,
402  	CLK_ROOT_POST_DIV62,
403  	CLK_ROOT_POST_DIV63,
404  	CLK_ROOT_POST_DIV64,
405  };
406  
407  struct clk_root_map {
408  	enum clk_root_index entry;
409  	enum clk_slice_type slice_type;
410  	u32 slice_index;
411  	u8 src_mux[8];
412  };
413  
414  struct ccm_ccgr {
415  	u32 ccgr;
416  	u32 ccgr_set;
417  	u32 ccgr_clr;
418  	u32 ccgr_tog;
419  };
420  
421  struct ccm_root {
422  	u32 target_root;
423  	u32 target_root_set;
424  	u32 target_root_clr;
425  	u32 target_root_tog;
426  	u32 misc;
427  	u32 misc_set;
428  	u32 misc_clr;
429  	u32 misc_tog;
430  	u32 nm_post;
431  	u32 nm_post_root_set;
432  	u32 nm_post_root_clr;
433  	u32 nm_post_root_tog;
434  	u32 nm_pre;
435  	u32 nm_pre_root_set;
436  	u32 nm_pre_root_clr;
437  	u32 nm_pre_root_tog;
438  	u32 db_post;
439  	u32 db_post_root_set;
440  	u32 db_post_root_clr;
441  	u32 db_post_root_tog;
442  	u32 db_pre;
443  	u32 db_pre_root_set;
444  	u32 db_pre_root_clr;
445  	u32 db_pre_root_tog;
446  	u32 reserved[4];
447  	u32 access_ctrl;
448  	u32 access_ctrl_root_set;
449  	u32 access_ctrl_root_clr;
450  	u32 access_ctrl_root_tog;
451  };
452  
453  struct ccm_reg {
454  	u32 reserved_0[4096];
455  	struct ccm_ccgr ccgr_array[192];
456  	u32 reserved_1[3328];
457  	struct ccm_root core_root[5];
458  	u32 reserved_2[352];
459  	struct ccm_root bus_root[12];
460  	u32 reserved_3[128];
461  	struct ccm_root ahb_ipg_root[4];
462  	u32 reserved_4[384];
463  	struct ccm_root dram_sel;
464  	struct ccm_root core_sel;
465  	u32 reserved_5[448];
466  	struct ccm_root ip_root[78];
467  };
468  
469  #define CCGR_CLK_ON_MASK	0x03
470  #define CLK_SRC_ON_MASK		0x03
471  
472  #define CLK_ROOT_ON		BIT(28)
473  #define CLK_ROOT_OFF		(0 << 28)
474  #define CLK_ROOT_ENABLE_MASK	BIT(28)
475  #define CLK_ROOT_ENABLE_SHIFT	28
476  #define CLK_ROOT_SOURCE_SEL(n)	(((n) & 0x7) << 24)
477  
478  /* For SEL, only use 1 bit */
479  #define CLK_ROOT_SRC_MUX_MASK	0x07000000
480  #define CLK_ROOT_SRC_MUX_SHIFT	24
481  #define CLK_ROOT_SRC_0		0x00000000
482  #define CLK_ROOT_SRC_1		0x01000000
483  #define CLK_ROOT_SRC_2		0x02000000
484  #define CLK_ROOT_SRC_3		0x03000000
485  #define CLK_ROOT_SRC_4		0x04000000
486  #define CLK_ROOT_SRC_5		0x05000000
487  #define CLK_ROOT_SRC_6		0x06000000
488  #define CLK_ROOT_SRC_7		0x07000000
489  
490  #define CLK_ROOT_PRE_DIV_MASK	(0x00070000)
491  #define CLK_ROOT_PRE_DIV_SHIFT	16
492  #define CLK_ROOT_PRE_DIV(n)	(((n) << 16) & 0x00070000)
493  
494  #define CLK_ROOT_AUDO_SLOW_EN	0x1000
495  
496  #define CLK_ROOT_AUDO_DIV_MASK	0x700
497  #define CLK_ROOT_AUDO_DIV_SHIFT	0x8
498  #define CLK_ROOT_AUDO_DIV(n)	(((n) << 8) & 0x700)
499  
500  /* For CORE: mask is 0x7; For IPG: mask is 0x3 */
501  #define CLK_ROOT_POST_DIV_MASK		0x3f
502  #define CLK_ROOT_CORE_POST_DIV_MASK	0x7
503  #define CLK_ROOT_IPG_POST_DIV_MASK	0x3
504  #define CLK_ROOT_POST_DIV_SHIFT		0
505  #define CLK_ROOT_POST_DIV(n)		((n) & 0x3f)
506  
507  /* AUDIO PLL1/2 VIDEO PLL1 GPU PLL VPU PLL ARM PLL*/
508  #define FRAC_PLL_LOCK_MASK		BIT(31)
509  #define FRAC_PLL_CLKE_MASK		BIT(21)
510  #define FRAC_PLL_PD_MASK		BIT(19)
511  #define FRAC_PLL_REFCLK_SEL_MASK	BIT(16)
512  #define FRAC_PLL_LOCK_SEL_MASK		BIT(15)
513  #define FRAC_PLL_BYPASS_MASK		BIT(14)
514  #define FRAC_PLL_COUNTCLK_SEL_MASK	BIT(13)
515  #define FRAC_PLL_NEWDIV_VAL_MASK	BIT(12)
516  #define FRAC_PLL_NEWDIV_ACK_MASK	BIT(11)
517  #define FRAC_PLL_REFCLK_DIV_VAL(n)	(((n) << 5) & (0x3f << 5))
518  #define FRAC_PLL_REFCLK_DIV_VAL_MASK	(0x3f << 5)
519  #define FRAC_PLL_REFCLK_DIV_VAL_SHIFT	5
520  #define FRAC_PLL_OUTPUT_DIV_VAL_MASK	0x1f
521  #define FRAC_PLL_OUTPUT_DIV_VAL(n)	((n) & 0x1f)
522  
523  #define FRAC_PLL_REFCLK_SEL_OSC_25M	(0 << 16)
524  #define FRAC_PLL_REFCLK_SEL_OSC_27M	BIT(16)
525  #define FRAC_PLL_REFCLK_SEL_HDMI_PHY_27M (2 << 16)
526  #define FRAC_PLL_REFCLK_SEL_CLK_PN	(3 << 16)
527  
528  #define FRAC_PLL_FRAC_DIV_CTL_MASK	(0x1ffffff << 7)
529  #define FRAC_PLL_FRAC_DIV_CTL_SHIFT	7
530  #define FRAC_PLL_INT_DIV_CTL_MASK	0x7f
531  #define FRAC_PLL_INT_DIV_CTL_VAL(n)	((n) & 0x7f)
532  
533  /* SYS PLL1/2/3 VIDEO PLL2 DRAM PLL */
534  #define SSCG_PLL_LOCK_MASK		BIT(31)
535  #define SSCG_PLL_CLKE_MASK		BIT(25)
536  #define SSCG_PLL_DIV2_CLKE_MASK		BIT(23)
537  #define SSCG_PLL_DIV3_CLKE_MASK		BIT(21)
538  #define SSCG_PLL_DIV4_CLKE_MASK		BIT(19)
539  #define SSCG_PLL_DIV5_CLKE_MASK		BIT(17)
540  #define SSCG_PLL_DIV6_CLKE_MASK		BIT(15)
541  #define SSCG_PLL_DIV8_CLKE_MASK		BIT(13)
542  #define SSCG_PLL_DIV10_CLKE_MASK	BIT(11)
543  #define SSCG_PLL_DIV20_CLKE_MASK	BIT(9)
544  #define SSCG_PLL_VIDEO_PLL2_CLKE_MASK	BIT(9)
545  #define SSCG_PLL_DRAM_PLL_CLKE_MASK	BIT(9)
546  #define SSCG_PLL_PLL3_CLKE_MASK		BIT(9)
547  #define SSCG_PLL_PD_MASK		BIT(7)
548  #define SSCG_PLL_BYPASS1_MASK		BIT(5)
549  #define SSCG_PLL_BYPASS2_MASK		BIT(4)
550  #define SSCG_PLL_LOCK_SEL_MASK		BIT(3)
551  #define SSCG_PLL_COUNTCLK_SEL_MASK	BIT(2)
552  #define SSCG_PLL_REFCLK_SEL_MASK	0x3
553  #define SSCG_PLL_REFCLK_SEL_OSC_25M	(0 << 16)
554  #define SSCG_PLL_REFCLK_SEL_OSC_27M	BIT(16)
555  #define SSCG_PLL_REFCLK_SEL_HDMI_PHY_27M (2 << 16)
556  #define SSCG_PLL_REFCLK_SEL_CLK_PN	(3 << 16)
557  
558  #define SSCG_PLL_SSDS_MASK		BIT(8)
559  #define SSCG_PLL_SSMD_MASK		(0x7 << 5)
560  #define SSCG_PLL_SSMF_MASK		(0xf << 1)
561  #define SSCG_PLL_SSE_MASK		0x1
562  
563  #define SSCG_PLL_REF_DIVR1_MASK		(0x7 << 25)
564  #define SSCG_PLL_REF_DIVR1_SHIFT	25
565  #define SSCG_PLL_REF_DIVR1_VAL(n)	(((n) << 25) & SSCG_PLL_REF_DIVR1_MASK)
566  #define SSCG_PLL_REF_DIVR2_MASK		(0x3f << 19)
567  #define SSCG_PLL_REF_DIVR2_SHIFT	19
568  #define SSCG_PLL_REF_DIVR2_VAL(n)	(((n) << 19) & SSCG_PLL_REF_DIVR2_MASK)
569  #define SSCG_PLL_FEEDBACK_DIV_F1_MASK	(0x3f << 13)
570  #define SSCG_PLL_FEEDBACK_DIV_F1_SHIFT	13
571  #define SSCG_PLL_FEEDBACK_DIV_F1_VAL(n)	(((n) << 13) & \
572  					 SSCG_PLL_FEEDBACK_DIV_F1_MASK)
573  #define SSCG_PLL_FEEDBACK_DIV_F2_MASK	(0x3f << 7)
574  #define SSCG_PLL_FEEDBACK_DIV_F2_SHIFT	7
575  #define SSCG_PLL_FEEDBACK_DIV_F2_VAL(n)	(((n) << 7) & \
576  					 SSCG_PLL_FEEDBACK_DIV_F2_MASK)
577  #define SSCG_PLL_OUTPUT_DIV_VAL_MASK	(0x3f << 1)
578  #define SSCG_PLL_OUTPUT_DIV_VAL_SHIFT	1
579  #define SSCG_PLL_OUTPUT_DIV_VAL(n)	(((n) << 1) & \
580  					 SSCG_PLL_OUTPUT_DIV_VAL_MASK)
581  #define SSCG_PLL_FILTER_RANGE_MASK	0x1
582  
583  #define HW_DIGPROG_MAJOR_UPPER_MASK	(0xff << 16)
584  #define HW_DIGPROG_MAJOR_LOWER_MASK	(0xff << 8)
585  #define HW_DIGPROG_MINOR_MASK		0xff
586  
587  #define HW_OSC_27M_CLKE_MASK		BIT(4)
588  #define HW_OSC_25M_CLKE_MASK		BIT(2)
589  #define HW_OSC_32K_SEL_MASK		0x1
590  #define HW_OSC_32K_SEL_RTC		0x1
591  #define HW_OSC_32K_SEL_25M_DIV800	0x0
592  
593  #define HW_FRAC_ARM_PLL_DIV_MASK	(0x7 << 20)
594  #define HW_FRAC_ARM_PLL_DIV_SHIFT	20
595  #define HW_FRAC_VPU_PLL_DIV_MASK	(0x7 << 16)
596  #define HW_FRAC_VPU_PLL_DIV_SHIFT	16
597  #define HW_FRAC_GPU_PLL_DIV_MASK	(0x7 << 12)
598  #define HW_FRAC_GPU_PLL_DIV_SHIFT	12
599  #define HW_FRAC_VIDEO_PLL1_DIV_MASK	(0x7 << 10)
600  #define HW_FRAC_VIDEO_PLL1_DIV_SHIFT	10
601  #define HW_FRAC_AUDIO_PLL2_DIV_MASK	(0x7 << 4)
602  #define HW_FRAC_AUDIO_PLL2_DIV_SHIFT	4
603  #define HW_FRAC_AUDIO_PLL1_DIV_MASK	0x7
604  #define HW_FRAC_AUDIO_PLL1_DIV_SHIFT	0
605  
606  #define HW_SSCG_VIDEO_PLL2_DIV_MASK	(0x7 << 16)
607  #define HW_SSCG_VIDEO_PLL2_DIV_SHIFT	16
608  #define HW_SSCG_DRAM_PLL_DIV_MASK	(0x7 << 14)
609  #define HW_SSCG_DRAM_PLL_DIV_SHIFT	14
610  #define HW_SSCG_SYSTEM_PLL3_DIV_MASK	(0x7 << 8)
611  #define HW_SSCG_SYSTEM_PLL3_DIV_SHIFT	8
612  #define HW_SSCG_SYSTEM_PLL2_DIV_MASK	(0x7 << 4)
613  #define HW_SSCG_SYSTEM_PLL2_DIV_SHIFT	4
614  #define HW_SSCG_SYSTEM_PLL1_DIV_MASK	0x7
615  #define HW_SSCG_SYSTEM_PLL1_DIV_SHIFT	0
616  
617  #define ENET1_REF_CLK_ROOT_FROM_PLL_ENET_MAIN_125M_CLK		0x01000000
618  #define ENET1_REF_CLK_ROOT_FROM_PLL_ENET_MAIN_50M_CLK		0x02000000
619  #define ENET1_REF_CLK_ROOT_FROM_PLL_ENET_MAIN_25M_CLK		0x03000000
620  #define ENET_AXI_CLK_ROOT_FROM_PLL_SYS_PFD4_CLK			0x07000000
621  #define ENET_AXI_CLK_ROOT_FROM_SYS1_PLL_266M			0x01000000
622  #define ENET1_TIME_CLK_ROOT_FROM_PLL_ENET_MAIN_100M_CLK		0x01000000
623  #define ENET_PHY_REF_CLK_ROOT_FROM_PLL_ENET_MAIN_25M_CLK	0x01000000
624  
625  enum enet_freq {
626  	ENET_25MHZ = 0,
627  	ENET_50MHZ,
628  	ENET_125MHZ,
629  };
630  
631  enum frac_pll_out_val {
632  	FRAC_PLL_OUT_1000M,
633  	FRAC_PLL_OUT_1600M,
634  };
635  
636  #define DRAM_BYPASS_ROOT_CONFIG(_rate, _m, _p, _s, _k)			\
637  	{								\
638  		.clk		=	(_rate),			\
639  		.alt_root_sel	=	(_m),				\
640  		.alt_pre_div	=	(_p),				\
641  		.apb_root_sel	=	(_s),				\
642  		.apb_pre_div	=	(_k),				\
643  	}
644  
645  struct dram_bypass_clk_setting {
646  	ulong clk;
647  	int alt_root_sel;
648  	enum root_pre_div alt_pre_div;
649  	int apb_root_sel;
650  	enum root_pre_div apb_pre_div;
651  };
652  
653  void dram_pll_init(ulong pll_val);
654  void dram_enable_bypass(ulong clk_val);
655  void dram_disable_bypass(void);
656  u32 imx_get_fecclk(void);
657  u32 imx_get_uartclk(void);
658  int clock_init(void);
659  void init_clk_usdhc(u32 index);
660  void init_uart_clk(u32 index);
661  void init_wdog_clk(void);
662  unsigned int mxc_get_clock(enum clk_root_index clk);
663  int clock_enable(enum clk_ccgr_index index, bool enable);
664  int clock_root_enabled(enum clk_root_index clock_id);
665  int clock_root_cfg(enum clk_root_index clock_id, enum root_pre_div pre_div,
666  		   enum root_post_div post_div, enum clk_root_src clock_src);
667  int clock_set_target_val(enum clk_root_index clock_id, u32 val);
668  int clock_get_target_val(enum clk_root_index clock_id, u32 *val);
669  int clock_get_prediv(enum clk_root_index clock_id, enum root_pre_div *pre_div);
670  int clock_get_postdiv(enum clk_root_index clock_id,
671  		      enum root_post_div *post_div);
672  int clock_get_src(enum clk_root_index clock_id, enum clk_root_src *p_clock_src);
673  void mxs_set_lcdclk(u32 base_addr, u32 freq);
674  int set_clk_qspi(void);
675  void enable_ocotp_clk(unsigned char enable);
676  int enable_i2c_clk(unsigned char enable, unsigned int i2c_num);
677  int set_clk_enet(enum enet_freq type);
678  #endif
679