xref: /freebsd/sys/contrib/alpine-hal/al_hal_serdes_25g_regs.h (revision 3fc36ee018bb836bd1796067cf4ef8683f166ebc)
1 /*******************************************************************************
2 Copyright (C) 2013 Annapurna Labs Ltd.
3 
4 This file may be licensed under the terms of the Annapurna Labs Commercial
5 License Agreement.
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7 Alternatively, this file can be distributed under the terms of the GNU General
8 Public License V2 or V3 as published by the Free Software Foundation and can be
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11 Alternatively, redistribution and use in source and binary forms, with or
12 without modification, are permitted provided that the following conditions are
13 met:
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15     *     Redistributions of source code must retain the above copyright notice,
16 	  this list of conditions and the following disclaimer.
17 
18     *     Redistributions in binary form must reproduce the above copyright
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23  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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25  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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34 *******************************************************************************/
35 
36 /**
37  *  @{
38  * @file   al_hal_serdes_c_regs.h
39  *
40  * @brief ... registers
41  *
42  */
43 
44 #ifndef __AL_HAL_serdes_c_REGS_H__
45 #define __AL_HAL_serdes_c_REGS_H__
46 
47 #include "al_hal_plat_types.h"
48 
49 #ifdef __cplusplus
50 extern "C" {
51 #endif
52 /*
53 * Unit Registers
54 */
55 
56 struct al_serdes_c_gen {
57 	/* [0x0] SERDES registers Version */
58 	uint32_t version;
59 	uint32_t rsrvd_0[3];
60 	/* [0x10] SERDES register file address */
61 	uint32_t reg_addr;
62 	/* [0x14] SERDES register file data */
63 	uint32_t reg_data;
64 	/* [0x18] SERDES control */
65 	uint32_t ctrl;
66 	/* [0x1c] SERDES cpu mem address */
67 	uint32_t cpu_prog_addr;
68 	/* [0x20] SERDES cpu mem data */
69 	uint32_t cpu_prog_data;
70 	/* [0x24] SERDES data mem address */
71 	uint32_t cpu_data_mem_addr;
72 	/* [0x28] SERDES data mem data */
73 	uint32_t cpu_data_mem_data;
74 	/* [0x2c] SERDES control */
75 	uint32_t rst;
76 	/* [0x30] SERDES control */
77 	uint32_t status;
78 	uint32_t rsrvd[51];
79 };
80 struct al_serdes_c_lane {
81 	uint32_t rsrvd_0[4];
82 	/* [0x10] Data configuration */
83 	uint32_t cfg;
84 	/* [0x14] Lane status */
85 	uint32_t stat;
86 	/* [0x18] SERDES control */
87 	uint32_t reserved;
88 	uint32_t rsrvd[25];
89 };
90 
91 struct al_serdes_c_regs {
92 	uint32_t rsrvd_0[64];
93 	struct al_serdes_c_gen gen;                             /* [0x100] */
94 	struct al_serdes_c_lane lane[2];                        /* [0x200] */
95 };
96 
97 
98 /*
99 * Registers Fields
100 */
101 
102 
103 /**** version register ****/
104 /*  Revision number (Minor) */
105 #define SERDES_C_GEN_VERSION_RELEASE_NUM_MINOR_MASK 0x000000FF
106 #define SERDES_C_GEN_VERSION_RELEASE_NUM_MINOR_SHIFT 0
107 /*  Revision number (Major) */
108 #define SERDES_C_GEN_VERSION_RELEASE_NUM_MAJOR_MASK 0x0000FF00
109 #define SERDES_C_GEN_VERSION_RELEASE_NUM_MAJOR_SHIFT 8
110 /*  date of release */
111 #define SERDES_C_GEN_VERSION_DATE_DAY_MASK 0x001F0000
112 #define SERDES_C_GEN_VERSION_DATE_DAY_SHIFT 16
113 /*  month of release */
114 #define SERDES_C_GEN_VERSION_DATA_MONTH_MASK 0x01E00000
115 #define SERDES_C_GEN_VERSION_DATA_MONTH_SHIFT 21
116 /*  year of release (starting from 2000) */
117 #define SERDES_C_GEN_VERSION_DATE_YEAR_MASK 0x3E000000
118 #define SERDES_C_GEN_VERSION_DATE_YEAR_SHIFT 25
119 /*  Reserved */
120 #define SERDES_C_GEN_VERSION_RESERVED_MASK 0xC0000000
121 #define SERDES_C_GEN_VERSION_RESERVED_SHIFT 30
122 
123 /**** reg_addr register ****/
124 /* address value */
125 #define SERDES_C_GEN_REG_ADDR_VAL_MASK   0x00007FFF
126 #define SERDES_C_GEN_REG_ADDR_VAL_SHIFT  0
127 
128 /**** reg_data register ****/
129 /* data value */
130 #define SERDES_C_GEN_REG_DATA_VAL_MASK   0x000000FF
131 #define SERDES_C_GEN_REG_DATA_VAL_SHIFT  0
132 /* Bit-wise write enable */
133 #define SERDES_C_GEN_REG_DATA_STRB_MASK  0x0000FF00
134 #define SERDES_C_GEN_REG_DATA_STRB_SHIFT 8
135 
136 /**** ctrl register ****/
137 /*
138  * 0x0 – Select reference clock from Bump
139  * 0x1 – Select inter-macro reference clock from the left side
140  * 0x2 – Same as 0x0
141  * 0x3 – Select inter-macro reference clock from the right side
142  */
143 #define SERDES_C_GEN_CTRL_REFCLK_INPUT_SEL_MASK 0x00000003
144 #define SERDES_C_GEN_CTRL_REFCLK_INPUT_SEL_SHIFT 0
145 
146 #define SERDES_C_GEN_CTRL_REFCLK_INPUT_SEL_REF \
147 	(0 << (SERDES_C_GEN_CTRL_REFCLK_INPUT_SEL_SHIFT))
148 #define SERDES_C_GEN_CTRL_REFCLK_INPUT_SEL_L2R \
149 	(1 << (SERDES_C_GEN_CTRL_REFCLK_INPUT_SEL_SHIFT))
150 #define SERDES_C_GEN_CTRL_REFCLK_INPUT_SEL_R2L \
151 	(3 << (SERDES_C_GEN_CTRL_REFCLK_INPUT_SEL_SHIFT))
152 
153 /*
154  * 0x0 – Tied to 0 to save power
155  * 0x1 – Select reference clock from Bump
156  * 0x2 – Select inter-macro reference clock input from right side
157  * 0x3 – Same as 0x2
158  */
159 #define SERDES_C_GEN_CTRL_REFCLK_LEFT_SEL_MASK 0x00000030
160 #define SERDES_C_GEN_CTRL_REFCLK_LEFT_SEL_SHIFT 4
161 
162 #define SERDES_C_GEN_CTRL_REFCLK_LEFT_SEL_0 \
163 	(0 << (SERDES_C_GEN_CTRL_REFCLK_LEFT_SEL_SHIFT))
164 #define SERDES_C_GEN_CTRL_REFCLK_LEFT_SEL_REF \
165 	(1 << (SERDES_C_GEN_CTRL_REFCLK_LEFT_SEL_SHIFT))
166 #define SERDES_C_GEN_CTRL_REFCLK_LEFT_SEL_R2L \
167 	(2 << (SERDES_C_GEN_CTRL_REFCLK_LEFT_SEL_SHIFT))
168 
169 /*
170  * 0x0 – Tied to 0 to save power
171  * 0x1 – Select reference clock from Bump
172  * 0x2 – Select inter-macro reference clock input from left side
173  * 0x3 – Same as 0x2
174  */
175 #define SERDES_C_GEN_CTRL_REFCLK_RIGHT_SEL_MASK 0x000000C0
176 #define SERDES_C_GEN_CTRL_REFCLK_RIGHT_SEL_SHIFT 6
177 
178 #define SERDES_C_GEN_CTRL_REFCLK_RIGHT_SEL_0 \
179 	(0 << (SERDES_C_GEN_CTRL_REFCLK_RIGHT_SEL_SHIFT))
180 #define SERDES_C_GEN_CTRL_REFCLK_RIGHT_SEL_REF \
181 	(1 << (SERDES_C_GEN_CTRL_REFCLK_RIGHT_SEL_SHIFT))
182 #define SERDES_C_GEN_CTRL_REFCLK_RIGHT_SEL_L2R \
183 	(2 << (SERDES_C_GEN_CTRL_REFCLK_RIGHT_SEL_SHIFT))
184 
185 /*
186  * Program memory acknowledge -  Only when the access
187  * to the program memory is not
188  * ready for the microcontroller, it
189  * is driven to 0
190  */
191 #define SERDES_C_GEN_CTRL_CPU_MEMPSACK   (1 << 8)
192 /*
193  * Data memory acknowledge -  Only when the access
194  * to the program memory is not
195  * ready for the microcontroller, it
196  * is driven to 0
197  */
198 #define SERDES_C_GEN_CTRL_CPU_MEMACK     (1 << 12)
199 /*
200  * 0 - keep cpu clk as sb clk
201  * 1 – cpu_clk is sb_clk divided by 2
202  */
203 #define SERDES_C_GEN_CTRL_CPU_CLK_DIV    (1 << 16)
204 /*
205  * 0x0 – OIF CEI-28G-SR
206  * 0x1 – OIF CIE-25G-LR
207  * 0x8 – XFI
208  * Others – Reserved
209  *
210  * Note that phy_ctrl_cfg_i[3] is used to signify high-speed/low-speed
211  */
212 #define SERDES_C_GEN_CTRL_PHY_CTRL_CFG_MASK 0x00F00000
213 #define SERDES_C_GEN_CTRL_PHY_CTRL_CFG_SHIFT 20
214 /*
215  * 0 - Internal 8051 micro- controller is allowed to access the internal APB
216  * CSR. Internal APB runs at cpu_clk_i, and the accesses from the external APB
217  * in apb_clk_i domain to APB CSR are resynchronized to cpu_clk_i. 1 – Bypass
218  * CPU. Internal 8051 micro-controller is blocked from accessing the internal
219  * APB CSR. Internal APB runs at apb_clk_i.
220  */
221 #define SERDES_C_GEN_CTRL_CPU_BYPASS     (1 << 24)
222 
223 /**** cpu_prog_addr register ****/
224 /*
225  * address value 32 bit,
226  * The firmware data will be 1 byte with 64K rows
227  */
228 #define SERDES_C_GEN_CPU_PROG_ADDR_VAL_MASK 0x00007FFF
229 #define SERDES_C_GEN_CPU_PROG_ADDR_VAL_SHIFT 0
230 
231 /**** cpu_data_mem_addr register ****/
232 /* address value – 8K byte memory */
233 #define SERDES_C_GEN_CPU_DATA_MEM_ADDR_VAL_MASK 0x00001FFF
234 #define SERDES_C_GEN_CPU_DATA_MEM_ADDR_VAL_SHIFT 0
235 
236 /**** cpu_data_mem_data register ****/
237 /* data value */
238 #define SERDES_C_GEN_CPU_DATA_MEM_DATA_VAL_MASK 0x000000FF
239 #define SERDES_C_GEN_CPU_DATA_MEM_DATA_VAL_SHIFT 0
240 
241 /**** rst register ****/
242 /* Power on reset Signal  – active low */
243 #define SERDES_C_GEN_RST_POR_N           (1 << 0)
244 /* CMU reset   Active low */
245 #define SERDES_C_GEN_RST_CM0_RST_N       (1 << 1)
246 /*
247  * 0x0 – Normal / Active
248  * 0x1 – Partial power down
249  * 0x2 – Near complete power down (only
250  * refclk buffers and portions of analog bias
251  * active)
252  * 0x3 – complete power down (IDDQ mode)
253  * Can be asserted when CMU is in normal
254  * mode.  These modes provide an increased
255  * power savings compared to reset mode.
256  * Signal is overridden by por_n_i so has no
257  * effect in power on reset state.
258  */
259 #define SERDES_C_GEN_RST_CM0_PD_MASK     0x00000030
260 #define SERDES_C_GEN_RST_CM0_PD_SHIFT    4
261 /* Lane0 reset signal  active low */
262 #define SERDES_C_GEN_RST_LN0_RST_N       (1 << 6)
263 /* Lane1 reset signal  active low */
264 #define SERDES_C_GEN_RST_LN1_RST_N       (1 << 7)
265 /*
266  * 0x0 – Normal / Active
267  * 0x1 – Partial power down
268  * 0x2 – Most blocks powered down (only LOS
269  * active)
270  * 0x3 – complete power down (IDDQ mode)
271  * Can be asserted when Lane is in normal
272  * mode.  These modes provide an increased
273  * power savings compared to reset mode.
274  * Signal is overridden by por_n_i so has no
275  * affect in power on reset state
276  */
277 #define SERDES_C_GEN_RST_LN0_PD_MASK     0x00000300
278 #define SERDES_C_GEN_RST_LN0_PD_SHIFT    8
279 /*
280  * 0x0 – Normal / Active
281  * 0x1 – Partial power down
282  * 0x2 – Most blocks powered down (only LOS
283  * active)
284  * 0x3 – complete power down (IDDQ mode)
285  * Can be asserted when Lane is in normal
286  * mode.  These modes provide an increased
287  * power savings compared to reset mode.
288  * Signal is overridden by por_n_i so has no
289  * affect in power on reset state
290  */
291 #define SERDES_C_GEN_RST_LN1_PD_MASK     0x00000C00
292 #define SERDES_C_GEN_RST_LN1_PD_SHIFT    10
293 
294 #define SERDES_C_GEN_RST_CPU_MEM_RESET   (1 << 12)
295 
296 #define SERDES_C_GEN_RST_CPU_MEM_SHUTDOWN (1 << 13)
297 
298 #define SERDES_C_GEN_RST_CAPRI_APB_RESET (1 << 14)
299 
300 /**** status register ****/
301 /*
302  * 0x0 – No error
303  * 0x1 – PHY has an internal error
304  */
305 #define SERDES_C_GEN_STATUS_ERR_O        (1 << 0)
306 /*
307  * 0x0 – PHY is not ready to respond to
308  * cm0_rst_n_i and cm0_pd_i[1:0]. The
309  * signals should not be changed.
310  * 0x1 - PHY is ready to respond to
311  * cm0_rst_n_i and cm0_pd_i[1:0]
312  */
313 #define SERDES_C_GEN_STATUS_CM0_RST_PD_READY (1 << 1)
314 /*
315  * Indicates CMU PLL has locked to the
316  * reference clock and all output clocks are at
317  * the correct frequency
318  */
319 #define SERDES_C_GEN_STATUS_CM0_OK_O     (1 << 2)
320 /*
321  * 0x0 – PHY is not ready to respond to
322  * ln0_rst_n and ln0_pd[1:0]. The signals
323  * should not be changed.
324  * 0x1 - PHY is ready to respond to lnX_rst_n_i
325  * and lnX_pd_i[1:0]
326  */
327 #define SERDES_C_GEN_STATUS_LN0_RST_PD_READY (1 << 3)
328 /*
329  * 0x0 – PHY is not ready to respond to
330  * ln1_rst_n_i and ln1_pd[1:0]. The signals
331  * should not be changed.
332  * 0x1 - PHY is ready to respond to lnX_rst_n_i
333  * and lnX_pd_i[1:0]
334  */
335 #define SERDES_C_GEN_STATUS_LN1_RST_PD_READY (1 << 4)
336 /*
337  * Active low when the CPU performs a wait cycle (internally or externally
338  * generated)
339  */
340 #define SERDES_C_GEN_STATUS_CPU_WAITSTATE (1 << 5)
341 
342 #define SERDES_C_GEN_STATUS_TBUS_MASK    0x000FFF00
343 #define SERDES_C_GEN_STATUS_TBUS_SHIFT   8
344 
345 /**** cfg register ****/
346 /* 1- Swap 32 bit data on RX side */
347 #define SERDES_C_LANE_CFG_RX_LANE_SWAP   (1 << 0)
348 /* 1- Swap 32 bit data on TX side */
349 #define SERDES_C_LANE_CFG_TX_LANE_SWAP   (1 << 1)
350 /* 1 – invert rx data polarity */
351 #define SERDES_C_LANE_CFG_LN_CTRL_RXPOLARITY (1 << 2)
352 /* 1 – invert tx data polarity */
353 #define SERDES_C_LANE_CFG_TX_LANE_POLARITY (1 << 3)
354 /*
355  * 0x0 –Data on lnX_txdata_o will not be
356  * transmitted. Transmitter will be placed into
357  * electrical idle.
358  * 0x1 – Data on the active bits of
359  * lnX_txdata_o will be transmitted
360  */
361 #define SERDES_C_LANE_CFG_LN_CTRL_TX_EN  (1 << 4)
362 /*
363  * Informs the PHY to bypass the output of the
364  * analog LOS detector and instead rely upon
365  * a protocol LOS mechanism in the SoC/ASIC
366  * 0x0 – LOS operates as normal
367  * 0x1 – Bypass analog LOS output and
368  * instead rely upon protocol-level LOS
369  * detection via input lnX_ctrl_los_eii_value
370  */
371 #define SERDES_C_LANE_CFG_LN_CTRL_LOS_EII_EN (1 << 5)
372 /*
373  * If lnX_ctrl_los_eii_en_i = 1 then Informs
374  * the PHY that the received signal was lost
375  */
376 #define SERDES_C_LANE_CFG_LN_CTRL_LOS_EII_VALUE (1 << 6)
377 /* One hot mux */
378 #define SERDES_C_LANE_CFG_TX_DATA_SRC_SELECT_MASK 0x00000F00
379 #define SERDES_C_LANE_CFG_TX_DATA_SRC_SELECT_SHIFT 8
380 /* 0x0 - 20-bit 0x1 – 40-bit */
381 #define SERDES_C_LANE_CFG_LN_CTRL_DATA_WIDTH (1 << 12)
382 
383 /**** stat register ****/
384 /*
385  * x0 – lane is not ready to send and receive data
386  * 0x1 – lane is ready to send and receive data
387  */
388 #define SERDES_C_LANE_STAT_LNX_STAT_OK   (1 << 0)
389 /*
390  * 0x0 – received data run length has not
391  * exceed the programmable run length
392  * detector threshold
393  * 0x1 – received data run length has
394  * exceeded the programmable run length
395  * detector threshold
396  */
397 #define SERDES_C_LANE_STAT_LN_STAT_RUNLEN_ERR (1 << 1)
398 /*
399  * 0x0 – data on lnX_rxdata_o are invalid
400  * 0x1 – data on the active bits of
401  * lnX_rxdata_o are valid
402  */
403 #define SERDES_C_LANE_STAT_LN_STAT_RXVALID (1 << 2)
404 /*
405  * Loss of Signal (LOS) indicator that includes
406  * the combined functions of the digitally
407  * assisted analog LOS, digital LOS, and
408  * protocol LOS override features
409  * 0x0 – Signal detected on  lnX_rxp_i /
410  * lnX_rxm_i pins
411  * 0x1 – No signal detected on lnX_rxp_i /
412  * lnX_rxm_i pins
413  */
414 #define SERDES_C_LANE_STAT_LN_STAT_LOS   (1 << 3)
415 
416 #define SERDES_C_LANE_STAT_LN_STAT_LOS_DEGLITCH (1 << 4)
417 
418 /**** reserved register ****/
419 
420 #define SERDES_C_LANE_RESERVED_DEF_0_MASK 0x0000FFFF
421 #define SERDES_C_LANE_RESERVED_DEF_0_SHIFT 0
422 
423 #define SERDES_C_LANE_RESERVED_DEF_1_MASK 0xFFFF0000
424 #define SERDES_C_LANE_RESERVED_DEF_1_SHIFT 16
425 
426 #ifdef __cplusplus
427 }
428 #endif
429 
430 #endif /* __AL_HAL_serdes_c_REGS_H__ */
431 
432 /** @} end of ... group */
433 
434 
435