xref: /linux/drivers/dpll/zl3073x/regs.h (revision 32e940f2bd3b16551f23ea44be47f6f5d1746d64)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #ifndef _ZL3073X_REGS_H
4 #define _ZL3073X_REGS_H
5 
6 #include <linux/bitfield.h>
7 #include <linux/bits.h>
8 
9 /*
10  * Hardware limits for ZL3073x chip family
11  */
12 #define ZL3073X_MAX_CHANNELS	5
13 #define ZL3073X_NUM_REFS	10
14 #define ZL3073X_NUM_OUTS	10
15 #define ZL3073X_NUM_SYNTHS	5
16 #define ZL3073X_NUM_INPUT_PINS	ZL3073X_NUM_REFS
17 #define ZL3073X_NUM_OUTPUT_PINS	(ZL3073X_NUM_OUTS * 2)
18 #define ZL3073X_NUM_PINS	(ZL3073X_NUM_INPUT_PINS + \
19 				 ZL3073X_NUM_OUTPUT_PINS)
20 
21 /*
22  * Register address structure:
23  * ===========================
24  *  25        19 18  16 15     7 6           0
25  * +------------------------------------------+
26  * | max_offset | size |  page  | page_offset |
27  * +------------------------------------------+
28  *
29  * page_offset ... <0x00..0x7F>
30  * page .......... HW page number
31  * size .......... register byte size (1, 2, 4 or 6)
32  * max_offset .... maximal offset for indexed registers
33  *                 (for non-indexed regs max_offset == page_offset)
34  */
35 
36 #define ZL_REG_OFFSET_MASK	GENMASK(6, 0)
37 #define ZL_REG_PAGE_MASK	GENMASK(15, 7)
38 #define ZL_REG_SIZE_MASK	GENMASK(18, 16)
39 #define ZL_REG_MAX_OFFSET_MASK	GENMASK(25, 19)
40 #define ZL_REG_ADDR_MASK	GENMASK(15, 0)
41 
42 #define ZL_REG_OFFSET(_reg)	FIELD_GET(ZL_REG_OFFSET_MASK, _reg)
43 #define ZL_REG_PAGE(_reg)	FIELD_GET(ZL_REG_PAGE_MASK, _reg)
44 #define ZL_REG_MAX_OFFSET(_reg)	FIELD_GET(ZL_REG_MAX_OFFSET_MASK, _reg)
45 #define ZL_REG_SIZE(_reg)	FIELD_GET(ZL_REG_SIZE_MASK, _reg)
46 #define ZL_REG_ADDR(_reg)	FIELD_GET(ZL_REG_ADDR_MASK, _reg)
47 
48 /**
49  * ZL_REG_IDX - define indexed register
50  * @_idx: index of register to access
51  * @_page: register page
52  * @_offset: register offset in page
53  * @_size: register byte size (1, 2, 4 or 6)
54  * @_items: number of register indices
55  * @_stride: stride between items in bytes
56  *
57  * All parameters except @_idx should be constant.
58  */
59 #define ZL_REG_IDX(_idx, _page, _offset, _size, _items, _stride)	\
60 	(FIELD_PREP(ZL_REG_OFFSET_MASK,					\
61 		    (_offset) + (_idx) * (_stride))		|	\
62 	 FIELD_PREP_CONST(ZL_REG_PAGE_MASK, _page)		|	\
63 	 FIELD_PREP_CONST(ZL_REG_SIZE_MASK, _size)		|	\
64 	 FIELD_PREP_CONST(ZL_REG_MAX_OFFSET_MASK,			\
65 			  (_offset) + ((_items) - 1) * (_stride)))
66 
67 /**
68  * ZL_REG - define simple (non-indexed) register
69  * @_page: register page
70  * @_offset: register offset in page
71  * @_size: register byte size (1, 2, 4 or 6)
72  *
73  * All parameters should be constant.
74  */
75 #define ZL_REG(_page, _offset, _size)					\
76 	ZL_REG_IDX(0, _page, _offset, _size, 1, 0)
77 
78 /**************************
79  * Register Page 0, General
80  **************************/
81 
82 #define ZL_REG_INFO				ZL_REG(0, 0x00, 1)
83 #define ZL_INFO_READY				BIT(7)
84 
85 #define ZL_REG_ID				ZL_REG(0, 0x01, 2)
86 #define ZL_REG_REVISION				ZL_REG(0, 0x03, 2)
87 #define ZL_REG_FW_VER				ZL_REG(0, 0x05, 2)
88 #define ZL_REG_CUSTOM_CONFIG_VER		ZL_REG(0, 0x07, 4)
89 
90 #define ZL_REG_RESET_STATUS			ZL_REG(0, 0x18, 1)
91 #define ZL_REG_RESET_STATUS_RESET		BIT(0)
92 
93 #define ZL_REG_DIE_TEMP_STATUS			ZL_REG(0, 0x44, 2)
94 
95 /*************************
96  * Register Page 2, Status
97  *************************/
98 
99 #define ZL_REG_REF_MON_STATUS(_idx)					\
100 	ZL_REG_IDX(_idx, 2, 0x02, 1, ZL3073X_NUM_REFS, 1)
101 #define ZL_REF_MON_STATUS_OK			0 /* all bits zeroed */
102 
103 #define ZL_REG_DPLL_MON_STATUS(_idx)					\
104 	ZL_REG_IDX(_idx, 2, 0x10, 1, ZL3073X_MAX_CHANNELS, 1)
105 #define ZL_DPLL_MON_STATUS_STATE		GENMASK(1, 0)
106 #define ZL_DPLL_MON_STATUS_STATE_ACQUIRING	0
107 #define ZL_DPLL_MON_STATUS_STATE_LOCK		1
108 #define ZL_DPLL_MON_STATUS_STATE_HOLDOVER	2
109 #define ZL_DPLL_MON_STATUS_HO_READY		BIT(2)
110 
111 #define ZL_REG_DPLL_REFSEL_STATUS(_idx)					\
112 	ZL_REG_IDX(_idx, 2, 0x30, 1, ZL3073X_MAX_CHANNELS, 1)
113 #define ZL_DPLL_REFSEL_STATUS_REFSEL		GENMASK(3, 0)
114 #define ZL_DPLL_REFSEL_STATUS_STATE		GENMASK(6, 4)
115 #define ZL_DPLL_REFSEL_STATUS_STATE_LOCK	4
116 
117 #define ZL_REG_REF_FREQ(_idx)						\
118 	ZL_REG_IDX(_idx, 2, 0x44, 4, ZL3073X_NUM_REFS, 4)
119 
120 /**********************
121  * Register Page 4, Ref
122  **********************/
123 
124 #define ZL_REG_REF_PHASE_ERR_READ_RQST		ZL_REG(4, 0x0f, 1)
125 #define ZL_REF_PHASE_ERR_READ_RQST_RD		BIT(0)
126 
127 #define ZL_REG_REF_FREQ_MEAS_CTRL		ZL_REG(4, 0x1c, 1)
128 #define ZL_REF_FREQ_MEAS_CTRL			GENMASK(1, 0)
129 #define ZL_REF_FREQ_MEAS_CTRL_REF_FREQ		1
130 #define ZL_REF_FREQ_MEAS_CTRL_REF_FREQ_OFF	2
131 #define ZL_REF_FREQ_MEAS_CTRL_DPLL_FREQ_OFF	3
132 
133 #define ZL_REG_REF_FREQ_MEAS_MASK_3_0		ZL_REG(4, 0x1d, 1)
134 #define ZL_REF_FREQ_MEAS_MASK_3_0(_ref)		BIT(_ref)
135 
136 #define ZL_REG_REF_FREQ_MEAS_MASK_4		ZL_REG(4, 0x1e, 1)
137 #define ZL_REF_FREQ_MEAS_MASK_4(_ref)		BIT((_ref) - 8)
138 
139 #define ZL_REG_DPLL_MEAS_REF_FREQ_CTRL		ZL_REG(4, 0x1f, 1)
140 #define ZL_DPLL_MEAS_REF_FREQ_CTRL_EN		BIT(0)
141 #define ZL_DPLL_MEAS_REF_FREQ_CTRL_IDX		GENMASK(6, 4)
142 
143 #define ZL_REG_REF_PHASE(_idx)						\
144 	ZL_REG_IDX(_idx, 4, 0x20, 6, ZL3073X_NUM_REFS, 6)
145 
146 /***********************
147  * Register Page 5, DPLL
148  ***********************/
149 
150 #define ZL_REG_DPLL_MODE_REFSEL(_idx)					\
151 	ZL_REG_IDX(_idx, 5, 0x04, 1, ZL3073X_MAX_CHANNELS, 4)
152 #define ZL_DPLL_MODE_REFSEL_MODE		GENMASK(2, 0)
153 #define ZL_DPLL_MODE_REFSEL_MODE_FREERUN	0
154 #define ZL_DPLL_MODE_REFSEL_MODE_HOLDOVER	1
155 #define ZL_DPLL_MODE_REFSEL_MODE_REFLOCK	2
156 #define ZL_DPLL_MODE_REFSEL_MODE_AUTO		3
157 #define ZL_DPLL_MODE_REFSEL_MODE_NCO		4
158 #define ZL_DPLL_MODE_REFSEL_REF			GENMASK(7, 4)
159 
160 #define ZL_REG_DPLL_MEAS_CTRL			ZL_REG(5, 0x50, 1)
161 #define ZL_DPLL_MEAS_CTRL_EN			BIT(0)
162 #define ZL_DPLL_MEAS_CTRL_AVG_FACTOR		GENMASK(7, 4)
163 
164 #define ZL_REG_DPLL_MEAS_IDX			ZL_REG(5, 0x51, 1)
165 #define ZL_DPLL_MEAS_IDX			GENMASK(2, 0)
166 
167 #define ZL_REG_DPLL_PHASE_ERR_READ_MASK		ZL_REG(5, 0x54, 1)
168 
169 #define ZL_REG_DPLL_PHASE_ERR_DATA(_idx)				\
170 	ZL_REG_IDX(_idx, 5, 0x55, 6, ZL3073X_MAX_CHANNELS, 6)
171 
172 /***********************************
173  * Register Page 9, Synth and Output
174  ***********************************/
175 
176 #define ZL_REG_SYNTH_CTRL(_idx)						\
177 	ZL_REG_IDX(_idx, 9, 0x00, 1, ZL3073X_NUM_SYNTHS, 1)
178 #define ZL_SYNTH_CTRL_EN			BIT(0)
179 #define ZL_SYNTH_CTRL_DPLL_SEL			GENMASK(6, 4)
180 
181 #define ZL_REG_SYNTH_PHASE_SHIFT_CTRL		ZL_REG(9, 0x1e, 1)
182 #define ZL_REG_SYNTH_PHASE_SHIFT_MASK		ZL_REG(9, 0x1f, 1)
183 #define ZL_REG_SYNTH_PHASE_SHIFT_INTVL		ZL_REG(9, 0x20, 1)
184 #define ZL_REG_SYNTH_PHASE_SHIFT_DATA		ZL_REG(9, 0x21, 2)
185 
186 #define ZL_REG_OUTPUT_CTRL(_idx)					\
187 	ZL_REG_IDX(_idx, 9, 0x28, 1, ZL3073X_NUM_OUTS, 1)
188 #define ZL_OUTPUT_CTRL_EN			BIT(0)
189 #define ZL_OUTPUT_CTRL_SYNTH_SEL		GENMASK(6, 4)
190 
191 /*******************************
192  * Register Page 10, Ref Mailbox
193  *******************************/
194 
195 #define ZL_REG_REF_MB_MASK			ZL_REG(10, 0x02, 2)
196 
197 #define ZL_REG_REF_MB_SEM			ZL_REG(10, 0x04, 1)
198 #define ZL_REF_MB_SEM_WR			BIT(0)
199 #define ZL_REF_MB_SEM_RD			BIT(1)
200 
201 #define ZL_REG_REF_FREQ_BASE			ZL_REG(10, 0x05, 2)
202 #define ZL_REG_REF_FREQ_MULT			ZL_REG(10, 0x07, 2)
203 #define ZL_REG_REF_RATIO_M			ZL_REG(10, 0x09, 2)
204 #define ZL_REG_REF_RATIO_N			ZL_REG(10, 0x0b, 2)
205 
206 #define ZL_REG_REF_CONFIG			ZL_REG(10, 0x0d, 1)
207 #define ZL_REF_CONFIG_ENABLE			BIT(0)
208 #define ZL_REF_CONFIG_DIFF_EN			BIT(2)
209 
210 #define ZL_REG_REF_PHASE_OFFSET_COMP		ZL_REG(10, 0x28, 6)
211 #define ZL_REG_REF_PHASE_OFFSET_COMP_32	ZL_REG(10, 0x28, 4)
212 
213 #define ZL_REG_REF_SYNC_CTRL			ZL_REG(10, 0x2e, 1)
214 #define ZL_REF_SYNC_CTRL_MODE			GENMASK(2, 0)
215 #define ZL_REF_SYNC_CTRL_MODE_REFSYNC_PAIR_OFF	0
216 #define ZL_REF_SYNC_CTRL_MODE_REFSYNC_PAIR	1
217 #define ZL_REF_SYNC_CTRL_MODE_50_50_ESYNC_25_75	2
218 #define ZL_REF_SYNC_CTRL_PAIR			GENMASK(7, 4)
219 
220 #define ZL_REG_REF_ESYNC_DIV			ZL_REG(10, 0x30, 4)
221 #define ZL_REF_ESYNC_DIV_1HZ			0
222 
223 /********************************
224  * Register Page 12, DPLL Mailbox
225  ********************************/
226 
227 #define ZL_REG_DPLL_MB_MASK			ZL_REG(12, 0x02, 2)
228 
229 #define ZL_REG_DPLL_MB_SEM			ZL_REG(12, 0x04, 1)
230 #define ZL_DPLL_MB_SEM_WR			BIT(0)
231 #define ZL_DPLL_MB_SEM_RD			BIT(1)
232 
233 #define ZL_REG_DPLL_REF_PRIO(_idx)					\
234 	ZL_REG_IDX(_idx, 12, 0x52, 1, ZL3073X_NUM_REFS / 2, 1)
235 #define ZL_DPLL_REF_PRIO_REF_P			GENMASK(3, 0)
236 #define ZL_DPLL_REF_PRIO_REF_N			GENMASK(7, 4)
237 #define ZL_DPLL_REF_PRIO_MAX			14
238 #define ZL_DPLL_REF_PRIO_NONE			15
239 
240 /*********************************
241  * Register Page 13, Synth Mailbox
242  *********************************/
243 
244 #define ZL_REG_SYNTH_MB_MASK			ZL_REG(13, 0x02, 2)
245 
246 #define ZL_REG_SYNTH_MB_SEM			ZL_REG(13, 0x04, 1)
247 #define ZL_SYNTH_MB_SEM_WR			BIT(0)
248 #define ZL_SYNTH_MB_SEM_RD			BIT(1)
249 
250 #define ZL_REG_SYNTH_FREQ_BASE			ZL_REG(13, 0x06, 2)
251 #define ZL_REG_SYNTH_FREQ_MULT			ZL_REG(13, 0x08, 4)
252 #define ZL_REG_SYNTH_FREQ_M			ZL_REG(13, 0x0c, 2)
253 #define ZL_REG_SYNTH_FREQ_N			ZL_REG(13, 0x0e, 2)
254 
255 /**********************************
256  * Register Page 14, Output Mailbox
257  **********************************/
258 #define ZL_REG_OUTPUT_MB_MASK			ZL_REG(14, 0x02, 2)
259 
260 #define ZL_REG_OUTPUT_MB_SEM			ZL_REG(14, 0x04, 1)
261 #define ZL_OUTPUT_MB_SEM_WR			BIT(0)
262 #define ZL_OUTPUT_MB_SEM_RD			BIT(1)
263 
264 #define ZL_REG_OUTPUT_MODE			ZL_REG(14, 0x05, 1)
265 #define ZL_OUTPUT_MODE_CLOCK_TYPE		GENMASK(2, 0)
266 #define ZL_OUTPUT_MODE_CLOCK_TYPE_NORMAL	0
267 #define ZL_OUTPUT_MODE_CLOCK_TYPE_ESYNC		1
268 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT		GENMASK(7, 4)
269 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_DISABLED	0
270 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_LVDS	1
271 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_DIFF	2
272 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_LOWVCM	3
273 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_2		4
274 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_1P		5
275 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_1N		6
276 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_INV	7
277 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV	12
278 #define ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV_INV	15
279 
280 #define ZL_REG_OUTPUT_DIV			ZL_REG(14, 0x0c, 4)
281 #define ZL_REG_OUTPUT_WIDTH			ZL_REG(14, 0x10, 4)
282 #define ZL_REG_OUTPUT_ESYNC_PERIOD		ZL_REG(14, 0x14, 4)
283 #define ZL_REG_OUTPUT_ESYNC_WIDTH		ZL_REG(14, 0x18, 4)
284 #define ZL_REG_OUTPUT_PHASE_COMP		ZL_REG(14, 0x20, 4)
285 
286 /*
287  * Register Page 255 - HW registers access
288  */
289 #define ZL_REG_HWREG_OP				ZL_REG(0xff, 0x00, 1)
290 #define ZL_HWREG_OP_WRITE			0x28
291 #define ZL_HWREG_OP_READ			0x29
292 #define ZL_HWREG_OP_PENDING			BIT(1)
293 
294 #define ZL_REG_HWREG_ADDR			ZL_REG(0xff, 0x04, 4)
295 #define ZL_REG_HWREG_WRITE_DATA			ZL_REG(0xff, 0x08, 4)
296 #define ZL_REG_HWREG_READ_DATA			ZL_REG(0xff, 0x0c, 4)
297 
298 /*
299  * Registers available in flash mode
300  */
301 #define ZL_REG_FLASH_HASH			ZL_REG(0, 0x78, 4)
302 #define ZL_REG_FLASH_FAMILY			ZL_REG(0, 0x7c, 1)
303 #define ZL_REG_FLASH_RELEASE			ZL_REG(0, 0x7d, 1)
304 
305 #define ZL_REG_HOST_CONTROL			ZL_REG(1, 0x02, 1)
306 #define ZL_HOST_CONTROL_ENABLE			BIT(0)
307 
308 #define ZL_REG_IMAGE_START_ADDR			ZL_REG(1, 0x04, 4)
309 #define ZL_REG_IMAGE_SIZE			ZL_REG(1, 0x08, 4)
310 #define ZL_REG_FLASH_INDEX_READ			ZL_REG(1, 0x0c, 4)
311 #define ZL_REG_FLASH_INDEX_WRITE		ZL_REG(1, 0x10, 4)
312 #define ZL_REG_FILL_PATTERN			ZL_REG(1, 0x14, 4)
313 
314 #define ZL_REG_WRITE_FLASH			ZL_REG(1, 0x18, 1)
315 #define ZL_WRITE_FLASH_OP			GENMASK(2, 0)
316 #define ZL_WRITE_FLASH_OP_DONE			0x0
317 #define ZL_WRITE_FLASH_OP_SECTORS		0x2
318 #define ZL_WRITE_FLASH_OP_PAGE			0x3
319 #define ZL_WRITE_FLASH_OP_COPY_PAGE		0x4
320 
321 #define ZL_REG_FLASH_INFO			ZL_REG(2, 0x00, 1)
322 #define ZL_FLASH_INFO_SECTOR_SIZE		GENMASK(3, 0)
323 #define ZL_FLASH_INFO_SECTOR_4K			0
324 #define ZL_FLASH_INFO_SECTOR_64K		1
325 
326 #define ZL_REG_ERROR_COUNT			ZL_REG(2, 0x04, 4)
327 #define ZL_REG_ERROR_CAUSE			ZL_REG(2, 0x08, 4)
328 
329 #define ZL_REG_OP_STATE				ZL_REG(2, 0x14, 1)
330 #define ZL_OP_STATE_NO_COMMAND			0
331 #define ZL_OP_STATE_PENDING			1
332 #define ZL_OP_STATE_DONE			2
333 
334 #endif /* _ZL3073X_REGS_H */
335