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.
6 
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
9 found at http://www.gnu.org/licenses/gpl-2.0.html
10 
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:
14 
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
19 	  notice, this list of conditions and the following disclaimer in
20 	  the documentation and/or other materials provided with the
21 	  distribution.
22 
23  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
24  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
25  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
26  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
27  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
28  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
29  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
30  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
32  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 
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