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gerrit.nordix.org / codeaurora / cp-linux / 8d8f6542b666daf5e87de156590e635c2c4da0c0 / . / arch / powerpc / include / asm / cpm2.h
blob: 7c8608b096947000f7120f2a7ee729677962a094 [file] [log] [blame]
Kyle Swenson8d8f6542021-03-15 11:02:55 -0600[diff] [blame^]1/*
2 * Communication Processor Module v2.
3 *
4 * This file contains structures and information for the communication
5 * processor channels found in the dual port RAM or parameter RAM.
6 * All CPM control and status is available through the CPM2 internal
7 * memory map. See immap_cpm2.h for details.
8 */
9#ifdef __KERNEL__
10#ifndef __CPM2__
11#define __CPM2__
12
13#include <asm/immap_cpm2.h>
14#include <asm/cpm.h>
15#include <sysdev/fsl_soc.h>
16
17/* CPM Command register.
18*/
19#define CPM_CR_RST ((uint)0x80000000)
20#define CPM_CR_PAGE ((uint)0x7c000000)
21#define CPM_CR_SBLOCK ((uint)0x03e00000)
22#define CPM_CR_FLG ((uint)0x00010000)
23#define CPM_CR_MCN ((uint)0x00003fc0)
24#define CPM_CR_OPCODE ((uint)0x0000000f)
25
26/* Device sub-block and page codes.
27*/
28#define CPM_CR_SCC1_SBLOCK (0x04)
29#define CPM_CR_SCC2_SBLOCK (0x05)
30#define CPM_CR_SCC3_SBLOCK (0x06)
31#define CPM_CR_SCC4_SBLOCK (0x07)
32#define CPM_CR_SMC1_SBLOCK (0x08)
33#define CPM_CR_SMC2_SBLOCK (0x09)
34#define CPM_CR_SPI_SBLOCK (0x0a)
35#define CPM_CR_I2C_SBLOCK (0x0b)
36#define CPM_CR_TIMER_SBLOCK (0x0f)
37#define CPM_CR_RAND_SBLOCK (0x0e)
38#define CPM_CR_FCC1_SBLOCK (0x10)
39#define CPM_CR_FCC2_SBLOCK (0x11)
40#define CPM_CR_FCC3_SBLOCK (0x12)
41#define CPM_CR_IDMA1_SBLOCK (0x14)
42#define CPM_CR_IDMA2_SBLOCK (0x15)
43#define CPM_CR_IDMA3_SBLOCK (0x16)
44#define CPM_CR_IDMA4_SBLOCK (0x17)
45#define CPM_CR_MCC1_SBLOCK (0x1c)
46
47#define CPM_CR_FCC_SBLOCK(x) (x + 0x10)
48
49#define CPM_CR_SCC1_PAGE (0x00)
50#define CPM_CR_SCC2_PAGE (0x01)
51#define CPM_CR_SCC3_PAGE (0x02)
52#define CPM_CR_SCC4_PAGE (0x03)
53#define CPM_CR_SMC1_PAGE (0x07)
54#define CPM_CR_SMC2_PAGE (0x08)
55#define CPM_CR_SPI_PAGE (0x09)
56#define CPM_CR_I2C_PAGE (0x0a)
57#define CPM_CR_TIMER_PAGE (0x0a)
58#define CPM_CR_RAND_PAGE (0x0a)
59#define CPM_CR_FCC1_PAGE (0x04)
60#define CPM_CR_FCC2_PAGE (0x05)
61#define CPM_CR_FCC3_PAGE (0x06)
62#define CPM_CR_IDMA1_PAGE (0x07)
63#define CPM_CR_IDMA2_PAGE (0x08)
64#define CPM_CR_IDMA3_PAGE (0x09)
65#define CPM_CR_IDMA4_PAGE (0x0a)
66#define CPM_CR_MCC1_PAGE (0x07)
67#define CPM_CR_MCC2_PAGE (0x08)
68
69#define CPM_CR_FCC_PAGE(x) (x + 0x04)
70
71/* CPM2-specific opcodes (see cpm.h for common opcodes)
72*/
73#define CPM_CR_START_IDMA ((ushort)0x0009)
74
75#define mk_cr_cmd(PG, SBC, MCN, OP) \
76 ((PG << 26) | (SBC << 21) | (MCN << 6) | OP)
77
78/* The number of pages of host memory we allocate for CPM. This is
79 * done early in kernel initialization to get physically contiguous
80 * pages.
81 */
82#define NUM_CPM_HOST_PAGES 2
83
84/* Export the base address of the communication processor registers
85 * and dual port ram.
86 */
87extern cpm_cpm2_t __iomem *cpmp; /* Pointer to comm processor */
88
89#define cpm_dpalloc cpm_muram_alloc
90#define cpm_dpfree cpm_muram_free
91#define cpm_dpram_addr cpm_muram_addr
92
93extern void cpm2_reset(void);
94
95/* Baud rate generators.
96*/
97#define CPM_BRG_RST ((uint)0x00020000)
98#define CPM_BRG_EN ((uint)0x00010000)
99#define CPM_BRG_EXTC_INT ((uint)0x00000000)
100#define CPM_BRG_EXTC_CLK3_9 ((uint)0x00004000)
101#define CPM_BRG_EXTC_CLK5_15 ((uint)0x00008000)
102#define CPM_BRG_ATB ((uint)0x00002000)
103#define CPM_BRG_CD_MASK ((uint)0x00001ffe)
104#define CPM_BRG_DIV16 ((uint)0x00000001)
105
106#define CPM2_BRG_INT_CLK (get_brgfreq())
107#define CPM2_BRG_UART_CLK (CPM2_BRG_INT_CLK/16)
108
109extern void __cpm2_setbrg(uint brg, uint rate, uint clk, int div16, int src);
110
111/* This function is used by UARTS, or anything else that uses a 16x
112 * oversampled clock.
113 */
114static inline void cpm_setbrg(uint brg, uint rate)
115{
116 __cpm2_setbrg(brg, rate, CPM2_BRG_UART_CLK, 0, CPM_BRG_EXTC_INT);
117}
118
119/* This function is used to set high speed synchronous baud rate
120 * clocks.
121 */
122static inline void cpm2_fastbrg(uint brg, uint rate, int div16)
123{
124 __cpm2_setbrg(brg, rate, CPM2_BRG_INT_CLK, div16, CPM_BRG_EXTC_INT);
125}
126
127/* Parameter RAM offsets from the base.
128*/
129#define PROFF_SCC1 ((uint)0x8000)
130#define PROFF_SCC2 ((uint)0x8100)
131#define PROFF_SCC3 ((uint)0x8200)
132#define PROFF_SCC4 ((uint)0x8300)
133#define PROFF_FCC1 ((uint)0x8400)
134#define PROFF_FCC2 ((uint)0x8500)
135#define PROFF_FCC3 ((uint)0x8600)
136#define PROFF_MCC1 ((uint)0x8700)
137#define PROFF_SMC1_BASE ((uint)0x87fc)
138#define PROFF_IDMA1_BASE ((uint)0x87fe)
139#define PROFF_MCC2 ((uint)0x8800)
140#define PROFF_SMC2_BASE ((uint)0x88fc)
141#define PROFF_IDMA2_BASE ((uint)0x88fe)
142#define PROFF_SPI_BASE ((uint)0x89fc)
143#define PROFF_IDMA3_BASE ((uint)0x89fe)
144#define PROFF_TIMERS ((uint)0x8ae0)
145#define PROFF_REVNUM ((uint)0x8af0)
146#define PROFF_RAND ((uint)0x8af8)
147#define PROFF_I2C_BASE ((uint)0x8afc)
148#define PROFF_IDMA4_BASE ((uint)0x8afe)
149
150#define PROFF_SCC_SIZE ((uint)0x100)
151#define PROFF_FCC_SIZE ((uint)0x100)
152#define PROFF_SMC_SIZE ((uint)64)
153
154/* The SMCs are relocated to any of the first eight DPRAM pages.
155 * We will fix these at the first locations of DPRAM, until we
156 * get some microcode patches :-).
157 * The parameter ram space for the SMCs is fifty-some bytes, and
158 * they are required to start on a 64 byte boundary.
159 */
160#define PROFF_SMC1 (0)
161#define PROFF_SMC2 (64)
162
163
164/* Define enough so I can at least use the serial port as a UART.
165 */
166typedef struct smc_uart {
167 ushort smc_rbase; /* Rx Buffer descriptor base address */
168 ushort smc_tbase; /* Tx Buffer descriptor base address */
169 u_char smc_rfcr; /* Rx function code */
170 u_char smc_tfcr; /* Tx function code */
171 ushort smc_mrblr; /* Max receive buffer length */
172 uint smc_rstate; /* Internal */
173 uint smc_idp; /* Internal */
174 ushort smc_rbptr; /* Internal */
175 ushort smc_ibc; /* Internal */
176 uint smc_rxtmp; /* Internal */
177 uint smc_tstate; /* Internal */
178 uint smc_tdp; /* Internal */
179 ushort smc_tbptr; /* Internal */
180 ushort smc_tbc; /* Internal */
181 uint smc_txtmp; /* Internal */
182 ushort smc_maxidl; /* Maximum idle characters */
183 ushort smc_tmpidl; /* Temporary idle counter */
184 ushort smc_brklen; /* Last received break length */
185 ushort smc_brkec; /* rcv'd break condition counter */
186 ushort smc_brkcr; /* xmt break count register */
187 ushort smc_rmask; /* Temporary bit mask */
188 uint smc_stmp; /* SDMA Temp */
189} smc_uart_t;
190
191/* SMC uart mode register (Internal memory map).
192*/
193#define SMCMR_REN ((ushort)0x0001)
194#define SMCMR_TEN ((ushort)0x0002)
195#define SMCMR_DM ((ushort)0x000c)
196#define SMCMR_SM_GCI ((ushort)0x0000)
197#define SMCMR_SM_UART ((ushort)0x0020)
198#define SMCMR_SM_TRANS ((ushort)0x0030)
199#define SMCMR_SM_MASK ((ushort)0x0030)
200#define SMCMR_PM_EVEN ((ushort)0x0100) /* Even parity, else odd */
201#define SMCMR_REVD SMCMR_PM_EVEN
202#define SMCMR_PEN ((ushort)0x0200) /* Parity enable */
203#define SMCMR_BS SMCMR_PEN
204#define SMCMR_SL ((ushort)0x0400) /* Two stops, else one */
205#define SMCR_CLEN_MASK ((ushort)0x7800) /* Character length */
206#define smcr_mk_clen(C) (((C) << 11) & SMCR_CLEN_MASK)
207
208/* SMC Event and Mask register.
209*/
210#define SMCM_BRKE ((unsigned char)0x40) /* When in UART Mode */
211#define SMCM_BRK ((unsigned char)0x10) /* When in UART Mode */
212#define SMCM_TXE ((unsigned char)0x10)
213#define SMCM_BSY ((unsigned char)0x04)
214#define SMCM_TX ((unsigned char)0x02)
215#define SMCM_RX ((unsigned char)0x01)
216
217/* SCCs.
218*/
219#define SCC_GSMRH_IRP ((uint)0x00040000)
220#define SCC_GSMRH_GDE ((uint)0x00010000)
221#define SCC_GSMRH_TCRC_CCITT ((uint)0x00008000)
222#define SCC_GSMRH_TCRC_BISYNC ((uint)0x00004000)
223#define SCC_GSMRH_TCRC_HDLC ((uint)0x00000000)
224#define SCC_GSMRH_REVD ((uint)0x00002000)
225#define SCC_GSMRH_TRX ((uint)0x00001000)
226#define SCC_GSMRH_TTX ((uint)0x00000800)
227#define SCC_GSMRH_CDP ((uint)0x00000400)
228#define SCC_GSMRH_CTSP ((uint)0x00000200)
229#define SCC_GSMRH_CDS ((uint)0x00000100)
230#define SCC_GSMRH_CTSS ((uint)0x00000080)
231#define SCC_GSMRH_TFL ((uint)0x00000040)
232#define SCC_GSMRH_RFW ((uint)0x00000020)
233#define SCC_GSMRH_TXSY ((uint)0x00000010)
234#define SCC_GSMRH_SYNL16 ((uint)0x0000000c)
235#define SCC_GSMRH_SYNL8 ((uint)0x00000008)
236#define SCC_GSMRH_SYNL4 ((uint)0x00000004)
237#define SCC_GSMRH_RTSM ((uint)0x00000002)
238#define SCC_GSMRH_RSYN ((uint)0x00000001)
239
240#define SCC_GSMRL_SIR ((uint)0x80000000) /* SCC2 only */
241#define SCC_GSMRL_EDGE_NONE ((uint)0x60000000)
242#define SCC_GSMRL_EDGE_NEG ((uint)0x40000000)
243#define SCC_GSMRL_EDGE_POS ((uint)0x20000000)
244#define SCC_GSMRL_EDGE_BOTH ((uint)0x00000000)
245#define SCC_GSMRL_TCI ((uint)0x10000000)
246#define SCC_GSMRL_TSNC_3 ((uint)0x0c000000)
247#define SCC_GSMRL_TSNC_4 ((uint)0x08000000)
248#define SCC_GSMRL_TSNC_14 ((uint)0x04000000)
249#define SCC_GSMRL_TSNC_INF ((uint)0x00000000)
250#define SCC_GSMRL_RINV ((uint)0x02000000)
251#define SCC_GSMRL_TINV ((uint)0x01000000)
252#define SCC_GSMRL_TPL_128 ((uint)0x00c00000)
253#define SCC_GSMRL_TPL_64 ((uint)0x00a00000)
254#define SCC_GSMRL_TPL_48 ((uint)0x00800000)
255#define SCC_GSMRL_TPL_32 ((uint)0x00600000)
256#define SCC_GSMRL_TPL_16 ((uint)0x00400000)
257#define SCC_GSMRL_TPL_8 ((uint)0x00200000)
258#define SCC_GSMRL_TPL_NONE ((uint)0x00000000)
259#define SCC_GSMRL_TPP_ALL1 ((uint)0x00180000)
260#define SCC_GSMRL_TPP_01 ((uint)0x00100000)
261#define SCC_GSMRL_TPP_10 ((uint)0x00080000)
262#define SCC_GSMRL_TPP_ZEROS ((uint)0x00000000)
263#define SCC_GSMRL_TEND ((uint)0x00040000)
264#define SCC_GSMRL_TDCR_32 ((uint)0x00030000)
265#define SCC_GSMRL_TDCR_16 ((uint)0x00020000)
266#define SCC_GSMRL_TDCR_8 ((uint)0x00010000)
267#define SCC_GSMRL_TDCR_1 ((uint)0x00000000)
268#define SCC_GSMRL_RDCR_32 ((uint)0x0000c000)
269#define SCC_GSMRL_RDCR_16 ((uint)0x00008000)
270#define SCC_GSMRL_RDCR_8 ((uint)0x00004000)
271#define SCC_GSMRL_RDCR_1 ((uint)0x00000000)
272#define SCC_GSMRL_RENC_DFMAN ((uint)0x00003000)
273#define SCC_GSMRL_RENC_MANCH ((uint)0x00002000)
274#define SCC_GSMRL_RENC_FM0 ((uint)0x00001000)
275#define SCC_GSMRL_RENC_NRZI ((uint)0x00000800)
276#define SCC_GSMRL_RENC_NRZ ((uint)0x00000000)
277#define SCC_GSMRL_TENC_DFMAN ((uint)0x00000600)
278#define SCC_GSMRL_TENC_MANCH ((uint)0x00000400)
279#define SCC_GSMRL_TENC_FM0 ((uint)0x00000200)
280#define SCC_GSMRL_TENC_NRZI ((uint)0x00000100)
281#define SCC_GSMRL_TENC_NRZ ((uint)0x00000000)
282#define SCC_GSMRL_DIAG_LE ((uint)0x000000c0) /* Loop and echo */
283#define SCC_GSMRL_DIAG_ECHO ((uint)0x00000080)
284#define SCC_GSMRL_DIAG_LOOP ((uint)0x00000040)
285#define SCC_GSMRL_DIAG_NORM ((uint)0x00000000)
286#define SCC_GSMRL_ENR ((uint)0x00000020)
287#define SCC_GSMRL_ENT ((uint)0x00000010)
288#define SCC_GSMRL_MODE_ENET ((uint)0x0000000c)
289#define SCC_GSMRL_MODE_DDCMP ((uint)0x00000009)
290#define SCC_GSMRL_MODE_BISYNC ((uint)0x00000008)
291#define SCC_GSMRL_MODE_V14 ((uint)0x00000007)
292#define SCC_GSMRL_MODE_AHDLC ((uint)0x00000006)
293#define SCC_GSMRL_MODE_PROFIBUS ((uint)0x00000005)
294#define SCC_GSMRL_MODE_UART ((uint)0x00000004)
295#define SCC_GSMRL_MODE_SS7 ((uint)0x00000003)
296#define SCC_GSMRL_MODE_ATALK ((uint)0x00000002)
297#define SCC_GSMRL_MODE_HDLC ((uint)0x00000000)
298
299#define SCC_TODR_TOD ((ushort)0x8000)
300
301/* SCC Event and Mask register.
302*/
303#define SCCM_TXE ((unsigned char)0x10)
304#define SCCM_BSY ((unsigned char)0x04)
305#define SCCM_TX ((unsigned char)0x02)
306#define SCCM_RX ((unsigned char)0x01)
307
308typedef struct scc_param {
309 ushort scc_rbase; /* Rx Buffer descriptor base address */
310 ushort scc_tbase; /* Tx Buffer descriptor base address */
311 u_char scc_rfcr; /* Rx function code */
312 u_char scc_tfcr; /* Tx function code */
313 ushort scc_mrblr; /* Max receive buffer length */
314 uint scc_rstate; /* Internal */
315 uint scc_idp; /* Internal */
316 ushort scc_rbptr; /* Internal */
317 ushort scc_ibc; /* Internal */
318 uint scc_rxtmp; /* Internal */
319 uint scc_tstate; /* Internal */
320 uint scc_tdp; /* Internal */
321 ushort scc_tbptr; /* Internal */
322 ushort scc_tbc; /* Internal */
323 uint scc_txtmp; /* Internal */
324 uint scc_rcrc; /* Internal */
325 uint scc_tcrc; /* Internal */
326} sccp_t;
327
328/* Function code bits.
329*/
330#define SCC_EB ((u_char) 0x10) /* Set big endian byte order */
331#define SCC_GBL ((u_char) 0x20) /* Snooping enabled */
332
333/* CPM Ethernet through SCC1.
334 */
335typedef struct scc_enet {
336 sccp_t sen_genscc;
337 uint sen_cpres; /* Preset CRC */
338 uint sen_cmask; /* Constant mask for CRC */
339 uint sen_crcec; /* CRC Error counter */
340 uint sen_alec; /* alignment error counter */
341 uint sen_disfc; /* discard frame counter */
342 ushort sen_pads; /* Tx short frame pad character */
343 ushort sen_retlim; /* Retry limit threshold */
344 ushort sen_retcnt; /* Retry limit counter */
345 ushort sen_maxflr; /* maximum frame length register */
346 ushort sen_minflr; /* minimum frame length register */
347 ushort sen_maxd1; /* maximum DMA1 length */
348 ushort sen_maxd2; /* maximum DMA2 length */
349 ushort sen_maxd; /* Rx max DMA */
350 ushort sen_dmacnt; /* Rx DMA counter */
351 ushort sen_maxb; /* Max BD byte count */
352 ushort sen_gaddr1; /* Group address filter */
353 ushort sen_gaddr2;
354 ushort sen_gaddr3;
355 ushort sen_gaddr4;
356 uint sen_tbuf0data0; /* Save area 0 - current frame */
357 uint sen_tbuf0data1; /* Save area 1 - current frame */
358 uint sen_tbuf0rba; /* Internal */
359 uint sen_tbuf0crc; /* Internal */
360 ushort sen_tbuf0bcnt; /* Internal */
361 ushort sen_paddrh; /* physical address (MSB) */
362 ushort sen_paddrm;
363 ushort sen_paddrl; /* physical address (LSB) */
364 ushort sen_pper; /* persistence */
365 ushort sen_rfbdptr; /* Rx first BD pointer */
366 ushort sen_tfbdptr; /* Tx first BD pointer */
367 ushort sen_tlbdptr; /* Tx last BD pointer */
368 uint sen_tbuf1data0; /* Save area 0 - current frame */
369 uint sen_tbuf1data1; /* Save area 1 - current frame */
370 uint sen_tbuf1rba; /* Internal */
371 uint sen_tbuf1crc; /* Internal */
372 ushort sen_tbuf1bcnt; /* Internal */
373 ushort sen_txlen; /* Tx Frame length counter */
374 ushort sen_iaddr1; /* Individual address filter */
375 ushort sen_iaddr2;
376 ushort sen_iaddr3;
377 ushort sen_iaddr4;
378 ushort sen_boffcnt; /* Backoff counter */
379
380 /* NOTE: Some versions of the manual have the following items
381 * incorrectly documented. Below is the proper order.
382 */
383 ushort sen_taddrh; /* temp address (MSB) */
384 ushort sen_taddrm;
385 ushort sen_taddrl; /* temp address (LSB) */
386} scc_enet_t;
387
388
389/* SCC Event register as used by Ethernet.
390*/
391#define SCCE_ENET_GRA ((ushort)0x0080) /* Graceful stop complete */
392#define SCCE_ENET_TXE ((ushort)0x0010) /* Transmit Error */
393#define SCCE_ENET_RXF ((ushort)0x0008) /* Full frame received */
394#define SCCE_ENET_BSY ((ushort)0x0004) /* All incoming buffers full */
395#define SCCE_ENET_TXB ((ushort)0x0002) /* A buffer was transmitted */
396#define SCCE_ENET_RXB ((ushort)0x0001) /* A buffer was received */
397
398/* SCC Mode Register (PSMR) as used by Ethernet.
399*/
400#define SCC_PSMR_HBC ((ushort)0x8000) /* Enable heartbeat */
401#define SCC_PSMR_FC ((ushort)0x4000) /* Force collision */
402#define SCC_PSMR_RSH ((ushort)0x2000) /* Receive short frames */
403#define SCC_PSMR_IAM ((ushort)0x1000) /* Check individual hash */
404#define SCC_PSMR_ENCRC ((ushort)0x0800) /* Ethernet CRC mode */
405#define SCC_PSMR_PRO ((ushort)0x0200) /* Promiscuous mode */
406#define SCC_PSMR_BRO ((ushort)0x0100) /* Catch broadcast pkts */
407#define SCC_PSMR_SBT ((ushort)0x0080) /* Special backoff timer */
408#define SCC_PSMR_LPB ((ushort)0x0040) /* Set Loopback mode */
409#define SCC_PSMR_SIP ((ushort)0x0020) /* Sample Input Pins */
410#define SCC_PSMR_LCW ((ushort)0x0010) /* Late collision window */
411#define SCC_PSMR_NIB22 ((ushort)0x000a) /* Start frame search */
412#define SCC_PSMR_FDE ((ushort)0x0001) /* Full duplex enable */
413
414/* SCC as UART
415*/
416typedef struct scc_uart {
417 sccp_t scc_genscc;
418 uint scc_res1; /* Reserved */
419 uint scc_res2; /* Reserved */
420 ushort scc_maxidl; /* Maximum idle chars */
421 ushort scc_idlc; /* temp idle counter */
422 ushort scc_brkcr; /* Break count register */
423 ushort scc_parec; /* receive parity error counter */
424 ushort scc_frmec; /* receive framing error counter */
425 ushort scc_nosec; /* receive noise counter */
426 ushort scc_brkec; /* receive break condition counter */
427 ushort scc_brkln; /* last received break length */
428 ushort scc_uaddr1; /* UART address character 1 */
429 ushort scc_uaddr2; /* UART address character 2 */
430 ushort scc_rtemp; /* Temp storage */
431 ushort scc_toseq; /* Transmit out of sequence char */
432 ushort scc_char1; /* control character 1 */
433 ushort scc_char2; /* control character 2 */
434 ushort scc_char3; /* control character 3 */
435 ushort scc_char4; /* control character 4 */
436 ushort scc_char5; /* control character 5 */
437 ushort scc_char6; /* control character 6 */
438 ushort scc_char7; /* control character 7 */
439 ushort scc_char8; /* control character 8 */
440 ushort scc_rccm; /* receive control character mask */
441 ushort scc_rccr; /* receive control character register */
442 ushort scc_rlbc; /* receive last break character */
443} scc_uart_t;
444
445/* SCC Event and Mask registers when it is used as a UART.
446*/
447#define UART_SCCM_GLR ((ushort)0x1000)
448#define UART_SCCM_GLT ((ushort)0x0800)
449#define UART_SCCM_AB ((ushort)0x0200)
450#define UART_SCCM_IDL ((ushort)0x0100)
451#define UART_SCCM_GRA ((ushort)0x0080)
452#define UART_SCCM_BRKE ((ushort)0x0040)
453#define UART_SCCM_BRKS ((ushort)0x0020)
454#define UART_SCCM_CCR ((ushort)0x0008)
455#define UART_SCCM_BSY ((ushort)0x0004)
456#define UART_SCCM_TX ((ushort)0x0002)
457#define UART_SCCM_RX ((ushort)0x0001)
458
459/* The SCC PSMR when used as a UART.
460*/
461#define SCU_PSMR_FLC ((ushort)0x8000)
462#define SCU_PSMR_SL ((ushort)0x4000)
463#define SCU_PSMR_CL ((ushort)0x3000)
464#define SCU_PSMR_UM ((ushort)0x0c00)
465#define SCU_PSMR_FRZ ((ushort)0x0200)
466#define SCU_PSMR_RZS ((ushort)0x0100)
467#define SCU_PSMR_SYN ((ushort)0x0080)
468#define SCU_PSMR_DRT ((ushort)0x0040)
469#define SCU_PSMR_PEN ((ushort)0x0010)
470#define SCU_PSMR_RPM ((ushort)0x000c)
471#define SCU_PSMR_REVP ((ushort)0x0008)
472#define SCU_PSMR_TPM ((ushort)0x0003)
473#define SCU_PSMR_TEVP ((ushort)0x0002)
474
475/* CPM Transparent mode SCC.
476 */
477typedef struct scc_trans {
478 sccp_t st_genscc;
479 uint st_cpres; /* Preset CRC */
480 uint st_cmask; /* Constant mask for CRC */
481} scc_trans_t;
482
483/* How about some FCCs.....
484*/
485#define FCC_GFMR_DIAG_NORM ((uint)0x00000000)
486#define FCC_GFMR_DIAG_LE ((uint)0x40000000)
487#define FCC_GFMR_DIAG_AE ((uint)0x80000000)
488#define FCC_GFMR_DIAG_ALE ((uint)0xc0000000)
489#define FCC_GFMR_TCI ((uint)0x20000000)
490#define FCC_GFMR_TRX ((uint)0x10000000)
491#define FCC_GFMR_TTX ((uint)0x08000000)
492#define FCC_GFMR_CDP ((uint)0x04000000)
493#define FCC_GFMR_CTSP ((uint)0x02000000)
494#define FCC_GFMR_CDS ((uint)0x01000000)
495#define FCC_GFMR_CTSS ((uint)0x00800000)
496#define FCC_GFMR_SYNL_NONE ((uint)0x00000000)
497#define FCC_GFMR_SYNL_AUTO ((uint)0x00004000)
498#define FCC_GFMR_SYNL_8 ((uint)0x00008000)
499#define FCC_GFMR_SYNL_16 ((uint)0x0000c000)
500#define FCC_GFMR_RTSM ((uint)0x00002000)
501#define FCC_GFMR_RENC_NRZ ((uint)0x00000000)
502#define FCC_GFMR_RENC_NRZI ((uint)0x00000800)
503#define FCC_GFMR_REVD ((uint)0x00000400)
504#define FCC_GFMR_TENC_NRZ ((uint)0x00000000)
505#define FCC_GFMR_TENC_NRZI ((uint)0x00000100)
506#define FCC_GFMR_TCRC_16 ((uint)0x00000000)
507#define FCC_GFMR_TCRC_32 ((uint)0x00000080)
508#define FCC_GFMR_ENR ((uint)0x00000020)
509#define FCC_GFMR_ENT ((uint)0x00000010)
510#define FCC_GFMR_MODE_ENET ((uint)0x0000000c)
511#define FCC_GFMR_MODE_ATM ((uint)0x0000000a)
512#define FCC_GFMR_MODE_HDLC ((uint)0x00000000)
513
514/* Generic FCC parameter ram.
515*/
516typedef struct fcc_param {
517 ushort fcc_riptr; /* Rx Internal temp pointer */
518 ushort fcc_tiptr; /* Tx Internal temp pointer */
519 ushort fcc_res1;
520 ushort fcc_mrblr; /* Max receive buffer length, mod 32 bytes */
521 uint fcc_rstate; /* Upper byte is Func code, must be set */
522 uint fcc_rbase; /* Receive BD base */
523 ushort fcc_rbdstat; /* RxBD status */
524 ushort fcc_rbdlen; /* RxBD down counter */
525 uint fcc_rdptr; /* RxBD internal data pointer */
526 uint fcc_tstate; /* Upper byte is Func code, must be set */
527 uint fcc_tbase; /* Transmit BD base */
528 ushort fcc_tbdstat; /* TxBD status */
529 ushort fcc_tbdlen; /* TxBD down counter */
530 uint fcc_tdptr; /* TxBD internal data pointer */
531 uint fcc_rbptr; /* Rx BD Internal buf pointer */
532 uint fcc_tbptr; /* Tx BD Internal buf pointer */
533 uint fcc_rcrc; /* Rx temp CRC */
534 uint fcc_res2;
535 uint fcc_tcrc; /* Tx temp CRC */
536} fccp_t;
537
538
539/* Ethernet controller through FCC.
540*/
541typedef struct fcc_enet {
542 fccp_t fen_genfcc;
543 uint fen_statbuf; /* Internal status buffer */
544 uint fen_camptr; /* CAM address */
545 uint fen_cmask; /* Constant mask for CRC */
546 uint fen_cpres; /* Preset CRC */
547 uint fen_crcec; /* CRC Error counter */
548 uint fen_alec; /* alignment error counter */
549 uint fen_disfc; /* discard frame counter */
550 ushort fen_retlim; /* Retry limit */
551 ushort fen_retcnt; /* Retry counter */
552 ushort fen_pper; /* Persistence */
553 ushort fen_boffcnt; /* backoff counter */
554 uint fen_gaddrh; /* Group address filter, high 32-bits */
555 uint fen_gaddrl; /* Group address filter, low 32-bits */
556 ushort fen_tfcstat; /* out of sequence TxBD */
557 ushort fen_tfclen;
558 uint fen_tfcptr;
559 ushort fen_mflr; /* Maximum frame length (1518) */
560 ushort fen_paddrh; /* MAC address */
561 ushort fen_paddrm;
562 ushort fen_paddrl;
563 ushort fen_ibdcount; /* Internal BD counter */
564 ushort fen_ibdstart; /* Internal BD start pointer */
565 ushort fen_ibdend; /* Internal BD end pointer */
566 ushort fen_txlen; /* Internal Tx frame length counter */
567 uint fen_ibdbase[8]; /* Internal use */
568 uint fen_iaddrh; /* Individual address filter */
569 uint fen_iaddrl;
570 ushort fen_minflr; /* Minimum frame length (64) */
571 ushort fen_taddrh; /* Filter transfer MAC address */
572 ushort fen_taddrm;
573 ushort fen_taddrl;
574 ushort fen_padptr; /* Pointer to pad byte buffer */
575 ushort fen_cftype; /* control frame type */
576 ushort fen_cfrange; /* control frame range */
577 ushort fen_maxb; /* maximum BD count */
578 ushort fen_maxd1; /* Max DMA1 length (1520) */
579 ushort fen_maxd2; /* Max DMA2 length (1520) */
580 ushort fen_maxd; /* internal max DMA count */
581 ushort fen_dmacnt; /* internal DMA counter */
582 uint fen_octc; /* Total octect counter */
583 uint fen_colc; /* Total collision counter */
584 uint fen_broc; /* Total broadcast packet counter */
585 uint fen_mulc; /* Total multicast packet count */
586 uint fen_uspc; /* Total packets < 64 bytes */
587 uint fen_frgc; /* Total packets < 64 bytes with errors */
588 uint fen_ospc; /* Total packets > 1518 */
589 uint fen_jbrc; /* Total packets > 1518 with errors */
590 uint fen_p64c; /* Total packets == 64 bytes */
591 uint fen_p65c; /* Total packets 64 < bytes <= 127 */
592 uint fen_p128c; /* Total packets 127 < bytes <= 255 */
593 uint fen_p256c; /* Total packets 256 < bytes <= 511 */
594 uint fen_p512c; /* Total packets 512 < bytes <= 1023 */
595 uint fen_p1024c; /* Total packets 1024 < bytes <= 1518 */
596 uint fen_cambuf; /* Internal CAM buffer poiner */
597 ushort fen_rfthr; /* Received frames threshold */
598 ushort fen_rfcnt; /* Received frames count */
599} fcc_enet_t;
600
601/* FCC Event/Mask register as used by Ethernet.
602*/
603#define FCC_ENET_GRA ((ushort)0x0080) /* Graceful stop complete */
604#define FCC_ENET_RXC ((ushort)0x0040) /* Control Frame Received */
605#define FCC_ENET_TXC ((ushort)0x0020) /* Out of seq. Tx sent */
606#define FCC_ENET_TXE ((ushort)0x0010) /* Transmit Error */
607#define FCC_ENET_RXF ((ushort)0x0008) /* Full frame received */
608#define FCC_ENET_BSY ((ushort)0x0004) /* Busy. Rx Frame dropped */
609#define FCC_ENET_TXB ((ushort)0x0002) /* A buffer was transmitted */
610#define FCC_ENET_RXB ((ushort)0x0001) /* A buffer was received */
611
612/* FCC Mode Register (FPSMR) as used by Ethernet.
613*/
614#define FCC_PSMR_HBC ((uint)0x80000000) /* Enable heartbeat */
615#define FCC_PSMR_FC ((uint)0x40000000) /* Force Collision */
616#define FCC_PSMR_SBT ((uint)0x20000000) /* Stop backoff timer */
617#define FCC_PSMR_LPB ((uint)0x10000000) /* Local protect. 1 = FDX */
618#define FCC_PSMR_LCW ((uint)0x08000000) /* Late collision select */
619#define FCC_PSMR_FDE ((uint)0x04000000) /* Full Duplex Enable */
620#define FCC_PSMR_MON ((uint)0x02000000) /* RMON Enable */
621#define FCC_PSMR_PRO ((uint)0x00400000) /* Promiscuous Enable */
622#define FCC_PSMR_FCE ((uint)0x00200000) /* Flow Control Enable */
623#define FCC_PSMR_RSH ((uint)0x00100000) /* Receive Short Frames */
624#define FCC_PSMR_CAM ((uint)0x00000400) /* CAM enable */
625#define FCC_PSMR_BRO ((uint)0x00000200) /* Broadcast pkt discard */
626#define FCC_PSMR_ENCRC ((uint)0x00000080) /* Use 32-bit CRC */
627
628/* IIC parameter RAM.
629*/
630typedef struct iic {
631 ushort iic_rbase; /* Rx Buffer descriptor base address */
632 ushort iic_tbase; /* Tx Buffer descriptor base address */
633 u_char iic_rfcr; /* Rx function code */
634 u_char iic_tfcr; /* Tx function code */
635 ushort iic_mrblr; /* Max receive buffer length */
636 uint iic_rstate; /* Internal */
637 uint iic_rdp; /* Internal */
638 ushort iic_rbptr; /* Internal */
639 ushort iic_rbc; /* Internal */
640 uint iic_rxtmp; /* Internal */
641 uint iic_tstate; /* Internal */
642 uint iic_tdp; /* Internal */
643 ushort iic_tbptr; /* Internal */
644 ushort iic_tbc; /* Internal */
645 uint iic_txtmp; /* Internal */
646} iic_t;
647
648/* IDMA parameter RAM
649*/
650typedef struct idma {
651 ushort ibase; /* IDMA buffer descriptor table base address */
652 ushort dcm; /* DMA channel mode */
653 ushort ibdptr; /* IDMA current buffer descriptor pointer */
654 ushort dpr_buf; /* IDMA transfer buffer base address */
655 ushort buf_inv; /* internal buffer inventory */
656 ushort ss_max; /* steady-state maximum transfer size */
657 ushort dpr_in_ptr; /* write pointer inside the internal buffer */
658 ushort sts; /* source transfer size */
659 ushort dpr_out_ptr; /* read pointer inside the internal buffer */
660 ushort seob; /* source end of burst */
661 ushort deob; /* destination end of burst */
662 ushort dts; /* destination transfer size */
663 ushort ret_add; /* return address when working in ERM=1 mode */
664 ushort res0; /* reserved */
665 uint bd_cnt; /* internal byte count */
666 uint s_ptr; /* source internal data pointer */
667 uint d_ptr; /* destination internal data pointer */
668 uint istate; /* internal state */
669 u_char res1[20]; /* pad to 64-byte length */
670} idma_t;
671
672/* DMA channel mode bit fields
673*/
674#define IDMA_DCM_FB ((ushort)0x8000) /* fly-by mode */
675#define IDMA_DCM_LP ((ushort)0x4000) /* low priority */
676#define IDMA_DCM_TC2 ((ushort)0x0400) /* value driven on TC[2] */
677#define IDMA_DCM_DMA_WRAP_MASK ((ushort)0x01c0) /* mask for DMA wrap */
678#define IDMA_DCM_DMA_WRAP_64 ((ushort)0x0000) /* 64-byte DMA xfer buffer */
679#define IDMA_DCM_DMA_WRAP_128 ((ushort)0x0040) /* 128-byte DMA xfer buffer */
680#define IDMA_DCM_DMA_WRAP_256 ((ushort)0x0080) /* 256-byte DMA xfer buffer */
681#define IDMA_DCM_DMA_WRAP_512 ((ushort)0x00c0) /* 512-byte DMA xfer buffer */
682#define IDMA_DCM_DMA_WRAP_1024 ((ushort)0x0100) /* 1024-byte DMA xfer buffer */
683#define IDMA_DCM_DMA_WRAP_2048 ((ushort)0x0140) /* 2048-byte DMA xfer buffer */
684#define IDMA_DCM_SINC ((ushort)0x0020) /* source inc addr */
685#define IDMA_DCM_DINC ((ushort)0x0010) /* destination inc addr */
686#define IDMA_DCM_ERM ((ushort)0x0008) /* external request mode */
687#define IDMA_DCM_DT ((ushort)0x0004) /* DONE treatment */
688#define IDMA_DCM_SD_MASK ((ushort)0x0003) /* mask for SD bit field */
689#define IDMA_DCM_SD_MEM2MEM ((ushort)0x0000) /* memory-to-memory xfer */
690#define IDMA_DCM_SD_PER2MEM ((ushort)0x0002) /* peripheral-to-memory xfer */
691#define IDMA_DCM_SD_MEM2PER ((ushort)0x0001) /* memory-to-peripheral xfer */
692
693/* IDMA Buffer Descriptors
694*/
695typedef struct idma_bd {
696 uint flags;
697 uint len; /* data length */
698 uint src; /* source data buffer pointer */
699 uint dst; /* destination data buffer pointer */
700} idma_bd_t;
701
702/* IDMA buffer descriptor flag bit fields
703*/
704#define IDMA_BD_V ((uint)0x80000000) /* valid */
705#define IDMA_BD_W ((uint)0x20000000) /* wrap */
706#define IDMA_BD_I ((uint)0x10000000) /* interrupt */
707#define IDMA_BD_L ((uint)0x08000000) /* last */
708#define IDMA_BD_CM ((uint)0x02000000) /* continuous mode */
709#define IDMA_BD_SDN ((uint)0x00400000) /* source done */
710#define IDMA_BD_DDN ((uint)0x00200000) /* destination done */
711#define IDMA_BD_DGBL ((uint)0x00100000) /* destination global */
712#define IDMA_BD_DBO_LE ((uint)0x00040000) /* little-end dest byte order */
713#define IDMA_BD_DBO_BE ((uint)0x00080000) /* big-end dest byte order */
714#define IDMA_BD_DDTB ((uint)0x00010000) /* destination data bus */
715#define IDMA_BD_SGBL ((uint)0x00002000) /* source global */
716#define IDMA_BD_SBO_LE ((uint)0x00000800) /* little-end src byte order */
717#define IDMA_BD_SBO_BE ((uint)0x00001000) /* big-end src byte order */
718#define IDMA_BD_SDTB ((uint)0x00000200) /* source data bus */
719
720/* per-channel IDMA registers
721*/
722typedef struct im_idma {
723 u_char idsr; /* IDMAn event status register */
724 u_char res0[3];
725 u_char idmr; /* IDMAn event mask register */
726 u_char res1[3];
727} im_idma_t;
728
729/* IDMA event register bit fields
730*/
731#define IDMA_EVENT_SC ((unsigned char)0x08) /* stop completed */
732#define IDMA_EVENT_OB ((unsigned char)0x04) /* out of buffers */
733#define IDMA_EVENT_EDN ((unsigned char)0x02) /* external DONE asserted */
734#define IDMA_EVENT_BC ((unsigned char)0x01) /* buffer descriptor complete */
735
736/* RISC Controller Configuration Register (RCCR) bit fields
737*/
738#define RCCR_TIME ((uint)0x80000000) /* timer enable */
739#define RCCR_TIMEP_MASK ((uint)0x3f000000) /* mask for timer period bit field */
740#define RCCR_DR0M ((uint)0x00800000) /* IDMA0 request mode */
741#define RCCR_DR1M ((uint)0x00400000) /* IDMA1 request mode */
742#define RCCR_DR2M ((uint)0x00000080) /* IDMA2 request mode */
743#define RCCR_DR3M ((uint)0x00000040) /* IDMA3 request mode */
744#define RCCR_DR0QP_MASK ((uint)0x00300000) /* mask for IDMA0 req priority */
745#define RCCR_DR0QP_HIGH ((uint)0x00000000) /* IDMA0 has high req priority */
746#define RCCR_DR0QP_MED ((uint)0x00100000) /* IDMA0 has medium req priority */
747#define RCCR_DR0QP_LOW ((uint)0x00200000) /* IDMA0 has low req priority */
748#define RCCR_DR1QP_MASK ((uint)0x00030000) /* mask for IDMA1 req priority */
749#define RCCR_DR1QP_HIGH ((uint)0x00000000) /* IDMA1 has high req priority */
750#define RCCR_DR1QP_MED ((uint)0x00010000) /* IDMA1 has medium req priority */
751#define RCCR_DR1QP_LOW ((uint)0x00020000) /* IDMA1 has low req priority */
752#define RCCR_DR2QP_MASK ((uint)0x00000030) /* mask for IDMA2 req priority */
753#define RCCR_DR2QP_HIGH ((uint)0x00000000) /* IDMA2 has high req priority */
754#define RCCR_DR2QP_MED ((uint)0x00000010) /* IDMA2 has medium req priority */
755#define RCCR_DR2QP_LOW ((uint)0x00000020) /* IDMA2 has low req priority */
756#define RCCR_DR3QP_MASK ((uint)0x00000003) /* mask for IDMA3 req priority */
757#define RCCR_DR3QP_HIGH ((uint)0x00000000) /* IDMA3 has high req priority */
758#define RCCR_DR3QP_MED ((uint)0x00000001) /* IDMA3 has medium req priority */
759#define RCCR_DR3QP_LOW ((uint)0x00000002) /* IDMA3 has low req priority */
760#define RCCR_EIE ((uint)0x00080000) /* external interrupt enable */
761#define RCCR_SCD ((uint)0x00040000) /* scheduler configuration */
762#define RCCR_ERAM_MASK ((uint)0x0000e000) /* mask for enable RAM microcode */
763#define RCCR_ERAM_0KB ((uint)0x00000000) /* use 0KB of dpram for microcode */
764#define RCCR_ERAM_2KB ((uint)0x00002000) /* use 2KB of dpram for microcode */
765#define RCCR_ERAM_4KB ((uint)0x00004000) /* use 4KB of dpram for microcode */
766#define RCCR_ERAM_6KB ((uint)0x00006000) /* use 6KB of dpram for microcode */
767#define RCCR_ERAM_8KB ((uint)0x00008000) /* use 8KB of dpram for microcode */
768#define RCCR_ERAM_10KB ((uint)0x0000a000) /* use 10KB of dpram for microcode */
769#define RCCR_ERAM_12KB ((uint)0x0000c000) /* use 12KB of dpram for microcode */
770#define RCCR_EDM0 ((uint)0x00000800) /* DREQ0 edge detect mode */
771#define RCCR_EDM1 ((uint)0x00000400) /* DREQ1 edge detect mode */
772#define RCCR_EDM2 ((uint)0x00000200) /* DREQ2 edge detect mode */
773#define RCCR_EDM3 ((uint)0x00000100) /* DREQ3 edge detect mode */
774#define RCCR_DEM01 ((uint)0x00000008) /* DONE0/DONE1 edge detect mode */
775#define RCCR_DEM23 ((uint)0x00000004) /* DONE2/DONE3 edge detect mode */
776
777/*-----------------------------------------------------------------------
778 * CMXFCR - CMX FCC Clock Route Register
779 */
780#define CMXFCR_FC1 0x40000000 /* FCC1 connection */
781#define CMXFCR_RF1CS_MSK 0x38000000 /* Receive FCC1 Clock Source Mask */
782#define CMXFCR_TF1CS_MSK 0x07000000 /* Transmit FCC1 Clock Source Mask */
783#define CMXFCR_FC2 0x00400000 /* FCC2 connection */
784#define CMXFCR_RF2CS_MSK 0x00380000 /* Receive FCC2 Clock Source Mask */
785#define CMXFCR_TF2CS_MSK 0x00070000 /* Transmit FCC2 Clock Source Mask */
786#define CMXFCR_FC3 0x00004000 /* FCC3 connection */
787#define CMXFCR_RF3CS_MSK 0x00003800 /* Receive FCC3 Clock Source Mask */
788#define CMXFCR_TF3CS_MSK 0x00000700 /* Transmit FCC3 Clock Source Mask */
789
790#define CMXFCR_RF1CS_BRG5 0x00000000 /* Receive FCC1 Clock Source is BRG5 */
791#define CMXFCR_RF1CS_BRG6 0x08000000 /* Receive FCC1 Clock Source is BRG6 */
792#define CMXFCR_RF1CS_BRG7 0x10000000 /* Receive FCC1 Clock Source is BRG7 */
793#define CMXFCR_RF1CS_BRG8 0x18000000 /* Receive FCC1 Clock Source is BRG8 */
794#define CMXFCR_RF1CS_CLK9 0x20000000 /* Receive FCC1 Clock Source is CLK9 */
795#define CMXFCR_RF1CS_CLK10 0x28000000 /* Receive FCC1 Clock Source is CLK10 */
796#define CMXFCR_RF1CS_CLK11 0x30000000 /* Receive FCC1 Clock Source is CLK11 */
797#define CMXFCR_RF1CS_CLK12 0x38000000 /* Receive FCC1 Clock Source is CLK12 */
798
799#define CMXFCR_TF1CS_BRG5 0x00000000 /* Transmit FCC1 Clock Source is BRG5 */
800#define CMXFCR_TF1CS_BRG6 0x01000000 /* Transmit FCC1 Clock Source is BRG6 */
801#define CMXFCR_TF1CS_BRG7 0x02000000 /* Transmit FCC1 Clock Source is BRG7 */
802#define CMXFCR_TF1CS_BRG8 0x03000000 /* Transmit FCC1 Clock Source is BRG8 */
803#define CMXFCR_TF1CS_CLK9 0x04000000 /* Transmit FCC1 Clock Source is CLK9 */
804#define CMXFCR_TF1CS_CLK10 0x05000000 /* Transmit FCC1 Clock Source is CLK10 */
805#define CMXFCR_TF1CS_CLK11 0x06000000 /* Transmit FCC1 Clock Source is CLK11 */
806#define CMXFCR_TF1CS_CLK12 0x07000000 /* Transmit FCC1 Clock Source is CLK12 */
807
808#define CMXFCR_RF2CS_BRG5 0x00000000 /* Receive FCC2 Clock Source is BRG5 */
809#define CMXFCR_RF2CS_BRG6 0x00080000 /* Receive FCC2 Clock Source is BRG6 */
810#define CMXFCR_RF2CS_BRG7 0x00100000 /* Receive FCC2 Clock Source is BRG7 */
811#define CMXFCR_RF2CS_BRG8 0x00180000 /* Receive FCC2 Clock Source is BRG8 */
812#define CMXFCR_RF2CS_CLK13 0x00200000 /* Receive FCC2 Clock Source is CLK13 */
813#define CMXFCR_RF2CS_CLK14 0x00280000 /* Receive FCC2 Clock Source is CLK14 */
814#define CMXFCR_RF2CS_CLK15 0x00300000 /* Receive FCC2 Clock Source is CLK15 */
815#define CMXFCR_RF2CS_CLK16 0x00380000 /* Receive FCC2 Clock Source is CLK16 */
816
817#define CMXFCR_TF2CS_BRG5 0x00000000 /* Transmit FCC2 Clock Source is BRG5 */
818#define CMXFCR_TF2CS_BRG6 0x00010000 /* Transmit FCC2 Clock Source is BRG6 */
819#define CMXFCR_TF2CS_BRG7 0x00020000 /* Transmit FCC2 Clock Source is BRG7 */
820#define CMXFCR_TF2CS_BRG8 0x00030000 /* Transmit FCC2 Clock Source is BRG8 */
821#define CMXFCR_TF2CS_CLK13 0x00040000 /* Transmit FCC2 Clock Source is CLK13 */
822#define CMXFCR_TF2CS_CLK14 0x00050000 /* Transmit FCC2 Clock Source is CLK14 */
823#define CMXFCR_TF2CS_CLK15 0x00060000 /* Transmit FCC2 Clock Source is CLK15 */
824#define CMXFCR_TF2CS_CLK16 0x00070000 /* Transmit FCC2 Clock Source is CLK16 */
825
826#define CMXFCR_RF3CS_BRG5 0x00000000 /* Receive FCC3 Clock Source is BRG5 */
827#define CMXFCR_RF3CS_BRG6 0x00000800 /* Receive FCC3 Clock Source is BRG6 */
828#define CMXFCR_RF3CS_BRG7 0x00001000 /* Receive FCC3 Clock Source is BRG7 */
829#define CMXFCR_RF3CS_BRG8 0x00001800 /* Receive FCC3 Clock Source is BRG8 */
830#define CMXFCR_RF3CS_CLK13 0x00002000 /* Receive FCC3 Clock Source is CLK13 */
831#define CMXFCR_RF3CS_CLK14 0x00002800 /* Receive FCC3 Clock Source is CLK14 */
832#define CMXFCR_RF3CS_CLK15 0x00003000 /* Receive FCC3 Clock Source is CLK15 */
833#define CMXFCR_RF3CS_CLK16 0x00003800 /* Receive FCC3 Clock Source is CLK16 */
834
835#define CMXFCR_TF3CS_BRG5 0x00000000 /* Transmit FCC3 Clock Source is BRG5 */
836#define CMXFCR_TF3CS_BRG6 0x00000100 /* Transmit FCC3 Clock Source is BRG6 */
837#define CMXFCR_TF3CS_BRG7 0x00000200 /* Transmit FCC3 Clock Source is BRG7 */
838#define CMXFCR_TF3CS_BRG8 0x00000300 /* Transmit FCC3 Clock Source is BRG8 */
839#define CMXFCR_TF3CS_CLK13 0x00000400 /* Transmit FCC3 Clock Source is CLK13 */
840#define CMXFCR_TF3CS_CLK14 0x00000500 /* Transmit FCC3 Clock Source is CLK14 */
841#define CMXFCR_TF3CS_CLK15 0x00000600 /* Transmit FCC3 Clock Source is CLK15 */
842#define CMXFCR_TF3CS_CLK16 0x00000700 /* Transmit FCC3 Clock Source is CLK16 */
843
844/*-----------------------------------------------------------------------
845 * CMXSCR - CMX SCC Clock Route Register
846 */
847#define CMXSCR_GR1 0x80000000 /* Grant Support of SCC1 */
848#define CMXSCR_SC1 0x40000000 /* SCC1 connection */
849#define CMXSCR_RS1CS_MSK 0x38000000 /* Receive SCC1 Clock Source Mask */
850#define CMXSCR_TS1CS_MSK 0x07000000 /* Transmit SCC1 Clock Source Mask */
851#define CMXSCR_GR2 0x00800000 /* Grant Support of SCC2 */
852#define CMXSCR_SC2 0x00400000 /* SCC2 connection */
853#define CMXSCR_RS2CS_MSK 0x00380000 /* Receive SCC2 Clock Source Mask */
854#define CMXSCR_TS2CS_MSK 0x00070000 /* Transmit SCC2 Clock Source Mask */
855#define CMXSCR_GR3 0x00008000 /* Grant Support of SCC3 */
856#define CMXSCR_SC3 0x00004000 /* SCC3 connection */
857#define CMXSCR_RS3CS_MSK 0x00003800 /* Receive SCC3 Clock Source Mask */
858#define CMXSCR_TS3CS_MSK 0x00000700 /* Transmit SCC3 Clock Source Mask */
859#define CMXSCR_GR4 0x00000080 /* Grant Support of SCC4 */
860#define CMXSCR_SC4 0x00000040 /* SCC4 connection */
861#define CMXSCR_RS4CS_MSK 0x00000038 /* Receive SCC4 Clock Source Mask */
862#define CMXSCR_TS4CS_MSK 0x00000007 /* Transmit SCC4 Clock Source Mask */
863
864#define CMXSCR_RS1CS_BRG1 0x00000000 /* SCC1 Rx Clock Source is BRG1 */
865#define CMXSCR_RS1CS_BRG2 0x08000000 /* SCC1 Rx Clock Source is BRG2 */
866#define CMXSCR_RS1CS_BRG3 0x10000000 /* SCC1 Rx Clock Source is BRG3 */
867#define CMXSCR_RS1CS_BRG4 0x18000000 /* SCC1 Rx Clock Source is BRG4 */
868#define CMXSCR_RS1CS_CLK11 0x20000000 /* SCC1 Rx Clock Source is CLK11 */
869#define CMXSCR_RS1CS_CLK12 0x28000000 /* SCC1 Rx Clock Source is CLK12 */
870#define CMXSCR_RS1CS_CLK3 0x30000000 /* SCC1 Rx Clock Source is CLK3 */
871#define CMXSCR_RS1CS_CLK4 0x38000000 /* SCC1 Rx Clock Source is CLK4 */
872
873#define CMXSCR_TS1CS_BRG1 0x00000000 /* SCC1 Tx Clock Source is BRG1 */
874#define CMXSCR_TS1CS_BRG2 0x01000000 /* SCC1 Tx Clock Source is BRG2 */
875#define CMXSCR_TS1CS_BRG3 0x02000000 /* SCC1 Tx Clock Source is BRG3 */
876#define CMXSCR_TS1CS_BRG4 0x03000000 /* SCC1 Tx Clock Source is BRG4 */
877#define CMXSCR_TS1CS_CLK11 0x04000000 /* SCC1 Tx Clock Source is CLK11 */
878#define CMXSCR_TS1CS_CLK12 0x05000000 /* SCC1 Tx Clock Source is CLK12 */
879#define CMXSCR_TS1CS_CLK3 0x06000000 /* SCC1 Tx Clock Source is CLK3 */
880#define CMXSCR_TS1CS_CLK4 0x07000000 /* SCC1 Tx Clock Source is CLK4 */
881
882#define CMXSCR_RS2CS_BRG1 0x00000000 /* SCC2 Rx Clock Source is BRG1 */
883#define CMXSCR_RS2CS_BRG2 0x00080000 /* SCC2 Rx Clock Source is BRG2 */
884#define CMXSCR_RS2CS_BRG3 0x00100000 /* SCC2 Rx Clock Source is BRG3 */
885#define CMXSCR_RS2CS_BRG4 0x00180000 /* SCC2 Rx Clock Source is BRG4 */
886#define CMXSCR_RS2CS_CLK11 0x00200000 /* SCC2 Rx Clock Source is CLK11 */
887#define CMXSCR_RS2CS_CLK12 0x00280000 /* SCC2 Rx Clock Source is CLK12 */
888#define CMXSCR_RS2CS_CLK3 0x00300000 /* SCC2 Rx Clock Source is CLK3 */
889#define CMXSCR_RS2CS_CLK4 0x00380000 /* SCC2 Rx Clock Source is CLK4 */
890
891#define CMXSCR_TS2CS_BRG1 0x00000000 /* SCC2 Tx Clock Source is BRG1 */
892#define CMXSCR_TS2CS_BRG2 0x00010000 /* SCC2 Tx Clock Source is BRG2 */
893#define CMXSCR_TS2CS_BRG3 0x00020000 /* SCC2 Tx Clock Source is BRG3 */
894#define CMXSCR_TS2CS_BRG4 0x00030000 /* SCC2 Tx Clock Source is BRG4 */
895#define CMXSCR_TS2CS_CLK11 0x00040000 /* SCC2 Tx Clock Source is CLK11 */
896#define CMXSCR_TS2CS_CLK12 0x00050000 /* SCC2 Tx Clock Source is CLK12 */
897#define CMXSCR_TS2CS_CLK3 0x00060000 /* SCC2 Tx Clock Source is CLK3 */
898#define CMXSCR_TS2CS_CLK4 0x00070000 /* SCC2 Tx Clock Source is CLK4 */
899
900#define CMXSCR_RS3CS_BRG1 0x00000000 /* SCC3 Rx Clock Source is BRG1 */
901#define CMXSCR_RS3CS_BRG2 0x00000800 /* SCC3 Rx Clock Source is BRG2 */
902#define CMXSCR_RS3CS_BRG3 0x00001000 /* SCC3 Rx Clock Source is BRG3 */
903#define CMXSCR_RS3CS_BRG4 0x00001800 /* SCC3 Rx Clock Source is BRG4 */
904#define CMXSCR_RS3CS_CLK5 0x00002000 /* SCC3 Rx Clock Source is CLK5 */
905#define CMXSCR_RS3CS_CLK6 0x00002800 /* SCC3 Rx Clock Source is CLK6 */
906#define CMXSCR_RS3CS_CLK7 0x00003000 /* SCC3 Rx Clock Source is CLK7 */
907#define CMXSCR_RS3CS_CLK8 0x00003800 /* SCC3 Rx Clock Source is CLK8 */
908
909#define CMXSCR_TS3CS_BRG1 0x00000000 /* SCC3 Tx Clock Source is BRG1 */
910#define CMXSCR_TS3CS_BRG2 0x00000100 /* SCC3 Tx Clock Source is BRG2 */
911#define CMXSCR_TS3CS_BRG3 0x00000200 /* SCC3 Tx Clock Source is BRG3 */
912#define CMXSCR_TS3CS_BRG4 0x00000300 /* SCC3 Tx Clock Source is BRG4 */
913#define CMXSCR_TS3CS_CLK5 0x00000400 /* SCC3 Tx Clock Source is CLK5 */
914#define CMXSCR_TS3CS_CLK6 0x00000500 /* SCC3 Tx Clock Source is CLK6 */
915#define CMXSCR_TS3CS_CLK7 0x00000600 /* SCC3 Tx Clock Source is CLK7 */
916#define CMXSCR_TS3CS_CLK8 0x00000700 /* SCC3 Tx Clock Source is CLK8 */
917
918#define CMXSCR_RS4CS_BRG1 0x00000000 /* SCC4 Rx Clock Source is BRG1 */
919#define CMXSCR_RS4CS_BRG2 0x00000008 /* SCC4 Rx Clock Source is BRG2 */
920#define CMXSCR_RS4CS_BRG3 0x00000010 /* SCC4 Rx Clock Source is BRG3 */
921#define CMXSCR_RS4CS_BRG4 0x00000018 /* SCC4 Rx Clock Source is BRG4 */
922#define CMXSCR_RS4CS_CLK5 0x00000020 /* SCC4 Rx Clock Source is CLK5 */
923#define CMXSCR_RS4CS_CLK6 0x00000028 /* SCC4 Rx Clock Source is CLK6 */
924#define CMXSCR_RS4CS_CLK7 0x00000030 /* SCC4 Rx Clock Source is CLK7 */
925#define CMXSCR_RS4CS_CLK8 0x00000038 /* SCC4 Rx Clock Source is CLK8 */
926
927#define CMXSCR_TS4CS_BRG1 0x00000000 /* SCC4 Tx Clock Source is BRG1 */
928#define CMXSCR_TS4CS_BRG2 0x00000001 /* SCC4 Tx Clock Source is BRG2 */
929#define CMXSCR_TS4CS_BRG3 0x00000002 /* SCC4 Tx Clock Source is BRG3 */
930#define CMXSCR_TS4CS_BRG4 0x00000003 /* SCC4 Tx Clock Source is BRG4 */
931#define CMXSCR_TS4CS_CLK5 0x00000004 /* SCC4 Tx Clock Source is CLK5 */
932#define CMXSCR_TS4CS_CLK6 0x00000005 /* SCC4 Tx Clock Source is CLK6 */
933#define CMXSCR_TS4CS_CLK7 0x00000006 /* SCC4 Tx Clock Source is CLK7 */
934#define CMXSCR_TS4CS_CLK8 0x00000007 /* SCC4 Tx Clock Source is CLK8 */
935
936/*-----------------------------------------------------------------------
937 * SIUMCR - SIU Module Configuration Register 4-31
938 */
939#define SIUMCR_BBD 0x80000000 /* Bus Busy Disable */
940#define SIUMCR_ESE 0x40000000 /* External Snoop Enable */
941#define SIUMCR_PBSE 0x20000000 /* Parity Byte Select Enable */
942#define SIUMCR_CDIS 0x10000000 /* Core Disable */
943#define SIUMCR_DPPC00 0x00000000 /* Data Parity Pins Configuration*/
944#define SIUMCR_DPPC01 0x04000000 /* - " - */
945#define SIUMCR_DPPC10 0x08000000 /* - " - */
946#define SIUMCR_DPPC11 0x0c000000 /* - " - */
947#define SIUMCR_L2CPC00 0x00000000 /* L2 Cache Pins Configuration */
948#define SIUMCR_L2CPC01 0x01000000 /* - " - */
949#define SIUMCR_L2CPC10 0x02000000 /* - " - */
950#define SIUMCR_L2CPC11 0x03000000 /* - " - */
951#define SIUMCR_LBPC00 0x00000000 /* Local Bus Pins Configuration */
952#define SIUMCR_LBPC01 0x00400000 /* - " - */
953#define SIUMCR_LBPC10 0x00800000 /* - " - */
954#define SIUMCR_LBPC11 0x00c00000 /* - " - */
955#define SIUMCR_APPC00 0x00000000 /* Address Parity Pins Configuration*/
956#define SIUMCR_APPC01 0x00100000 /* - " - */
957#define SIUMCR_APPC10 0x00200000 /* - " - */
958#define SIUMCR_APPC11 0x00300000 /* - " - */
959#define SIUMCR_CS10PC00 0x00000000 /* CS10 Pin Configuration */
960#define SIUMCR_CS10PC01 0x00040000 /* - " - */
961#define SIUMCR_CS10PC10 0x00080000 /* - " - */
962#define SIUMCR_CS10PC11 0x000c0000 /* - " - */
963#define SIUMCR_BCTLC00 0x00000000 /* Buffer Control Configuration */
964#define SIUMCR_BCTLC01 0x00010000 /* - " - */
965#define SIUMCR_BCTLC10 0x00020000 /* - " - */
966#define SIUMCR_BCTLC11 0x00030000 /* - " - */
967#define SIUMCR_MMR00 0x00000000 /* Mask Masters Requests */
968#define SIUMCR_MMR01 0x00004000 /* - " - */
969#define SIUMCR_MMR10 0x00008000 /* - " - */
970#define SIUMCR_MMR11 0x0000c000 /* - " - */
971#define SIUMCR_LPBSE 0x00002000 /* LocalBus Parity Byte Select Enable*/
972
973/*-----------------------------------------------------------------------
974 * SCCR - System Clock Control Register 9-8
975*/
976#define SCCR_PCI_MODE 0x00000100 /* PCI Mode */
977#define SCCR_PCI_MODCK 0x00000080 /* Value of PCI_MODCK pin */
978#define SCCR_PCIDF_MSK 0x00000078 /* PCI division factor */
979#define SCCR_PCIDF_SHIFT 3
980
981#ifndef CPM_IMMR_OFFSET
982#define CPM_IMMR_OFFSET 0x101a8
983#endif
984
985#define FCC_PSMR_RMII ((uint)0x00020000) /* Use RMII interface */
986
987/* FCC iop & clock configuration. BSP code is responsible to define Fx_RXCLK & Fx_TXCLK
988 * in order to use clock-computing stuff below for the FCC x
989 */
990
991/* Automatically generates register configurations */
992#define PC_CLK(x) ((uint)(1<<(x-1))) /* FCC CLK I/O ports */
993
994#define CMXFCR_RF1CS(x) ((uint)((x-5)<<27)) /* FCC1 Receive Clock Source */
995#define CMXFCR_TF1CS(x) ((uint)((x-5)<<24)) /* FCC1 Transmit Clock Source */
996#define CMXFCR_RF2CS(x) ((uint)((x-9)<<19)) /* FCC2 Receive Clock Source */
997#define CMXFCR_TF2CS(x) ((uint)((x-9)<<16)) /* FCC2 Transmit Clock Source */
998#define CMXFCR_RF3CS(x) ((uint)((x-9)<<11)) /* FCC3 Receive Clock Source */
999#define CMXFCR_TF3CS(x) ((uint)((x-9)<<8)) /* FCC3 Transmit Clock Source */
1000
1001#define PC_F1RXCLK PC_CLK(F1_RXCLK)
1002#define PC_F1TXCLK PC_CLK(F1_TXCLK)
1003#define CMX1_CLK_ROUTE (CMXFCR_RF1CS(F1_RXCLK) | CMXFCR_TF1CS(F1_TXCLK))
1004#define CMX1_CLK_MASK ((uint)0xff000000)
1005
1006#define PC_F2RXCLK PC_CLK(F2_RXCLK)
1007#define PC_F2TXCLK PC_CLK(F2_TXCLK)
1008#define CMX2_CLK_ROUTE (CMXFCR_RF2CS(F2_RXCLK) | CMXFCR_TF2CS(F2_TXCLK))
1009#define CMX2_CLK_MASK ((uint)0x00ff0000)
1010
1011#define PC_F3RXCLK PC_CLK(F3_RXCLK)
1012#define PC_F3TXCLK PC_CLK(F3_TXCLK)
1013#define CMX3_CLK_ROUTE (CMXFCR_RF3CS(F3_RXCLK) | CMXFCR_TF3CS(F3_TXCLK))
1014#define CMX3_CLK_MASK ((uint)0x0000ff00)
1015
1016#define CPMUX_CLK_MASK (CMX3_CLK_MASK | CMX2_CLK_MASK)
1017#define CPMUX_CLK_ROUTE (CMX3_CLK_ROUTE | CMX2_CLK_ROUTE)
1018
1019#define CLK_TRX (PC_F3TXCLK | PC_F3RXCLK | PC_F2TXCLK | PC_F2RXCLK)
1020
1021/* I/O Pin assignment for FCC1. I don't yet know the best way to do this,
1022 * but there is little variation among the choices.
1023 */
1024#define PA1_COL 0x00000001U
1025#define PA1_CRS 0x00000002U
1026#define PA1_TXER 0x00000004U
1027#define PA1_TXEN 0x00000008U
1028#define PA1_RXDV 0x00000010U
1029#define PA1_RXER 0x00000020U
1030#define PA1_TXDAT 0x00003c00U
1031#define PA1_RXDAT 0x0003c000U
1032#define PA1_PSORA0 (PA1_RXDAT | PA1_TXDAT)
1033#define PA1_PSORA1 (PA1_COL | PA1_CRS | PA1_TXER | PA1_TXEN | \
1034 PA1_RXDV | PA1_RXER)
1035#define PA1_DIRA0 (PA1_RXDAT | PA1_CRS | PA1_COL | PA1_RXER | PA1_RXDV)
1036#define PA1_DIRA1 (PA1_TXDAT | PA1_TXEN | PA1_TXER)
1037
1038
1039/* I/O Pin assignment for FCC2. I don't yet know the best way to do this,
1040 * but there is little variation among the choices.
1041 */
1042#define PB2_TXER 0x00000001U
1043#define PB2_RXDV 0x00000002U
1044#define PB2_TXEN 0x00000004U
1045#define PB2_RXER 0x00000008U
1046#define PB2_COL 0x00000010U
1047#define PB2_CRS 0x00000020U
1048#define PB2_TXDAT 0x000003c0U
1049#define PB2_RXDAT 0x00003c00U
1050#define PB2_PSORB0 (PB2_RXDAT | PB2_TXDAT | PB2_CRS | PB2_COL | \
1051 PB2_RXER | PB2_RXDV | PB2_TXER)
1052#define PB2_PSORB1 (PB2_TXEN)
1053#define PB2_DIRB0 (PB2_RXDAT | PB2_CRS | PB2_COL | PB2_RXER | PB2_RXDV)
1054#define PB2_DIRB1 (PB2_TXDAT | PB2_TXEN | PB2_TXER)
1055
1056
1057/* I/O Pin assignment for FCC3. I don't yet know the best way to do this,
1058 * but there is little variation among the choices.
1059 */
1060#define PB3_RXDV 0x00004000U
1061#define PB3_RXER 0x00008000U
1062#define PB3_TXER 0x00010000U
1063#define PB3_TXEN 0x00020000U
1064#define PB3_COL 0x00040000U
1065#define PB3_CRS 0x00080000U
1066#define PB3_TXDAT 0x0f000000U
1067#define PC3_TXDAT 0x00000010U
1068#define PB3_RXDAT 0x00f00000U
1069#define PB3_PSORB0 (PB3_RXDAT | PB3_TXDAT | PB3_CRS | PB3_COL | \
1070 PB3_RXER | PB3_RXDV | PB3_TXER | PB3_TXEN)
1071#define PB3_PSORB1 0
1072#define PB3_DIRB0 (PB3_RXDAT | PB3_CRS | PB3_COL | PB3_RXER | PB3_RXDV)
1073#define PB3_DIRB1 (PB3_TXDAT | PB3_TXEN | PB3_TXER)
1074#define PC3_DIRC1 (PC3_TXDAT)
1075
1076/* Handy macro to specify mem for FCCs*/
1077#define FCC_MEM_OFFSET(x) (CPM_FCC_SPECIAL_BASE + (x*128))
1078#define FCC1_MEM_OFFSET FCC_MEM_OFFSET(0)
1079#define FCC2_MEM_OFFSET FCC_MEM_OFFSET(1)
1080#define FCC3_MEM_OFFSET FCC_MEM_OFFSET(2)
1081
1082/* Clocks and GRG's */
1083
1084enum cpm_clk_dir {
1085 CPM_CLK_RX,
1086 CPM_CLK_TX,
1087 CPM_CLK_RTX
1088};
1089
1090enum cpm_clk_target {
1091 CPM_CLK_SCC1,
1092 CPM_CLK_SCC2,
1093 CPM_CLK_SCC3,
1094 CPM_CLK_SCC4,
1095 CPM_CLK_FCC1,
1096 CPM_CLK_FCC2,
1097 CPM_CLK_FCC3,
1098 CPM_CLK_SMC1,
1099 CPM_CLK_SMC2,
1100};
1101
1102enum cpm_clk {
1103 CPM_CLK_NONE = 0,
1104 CPM_BRG1, /* Baud Rate Generator 1 */
1105 CPM_BRG2, /* Baud Rate Generator 2 */
1106 CPM_BRG3, /* Baud Rate Generator 3 */
1107 CPM_BRG4, /* Baud Rate Generator 4 */
1108 CPM_BRG5, /* Baud Rate Generator 5 */
1109 CPM_BRG6, /* Baud Rate Generator 6 */
1110 CPM_BRG7, /* Baud Rate Generator 7 */
1111 CPM_BRG8, /* Baud Rate Generator 8 */
1112 CPM_CLK1, /* Clock 1 */
1113 CPM_CLK2, /* Clock 2 */
1114 CPM_CLK3, /* Clock 3 */
1115 CPM_CLK4, /* Clock 4 */
1116 CPM_CLK5, /* Clock 5 */
1117 CPM_CLK6, /* Clock 6 */
1118 CPM_CLK7, /* Clock 7 */
1119 CPM_CLK8, /* Clock 8 */
1120 CPM_CLK9, /* Clock 9 */
1121 CPM_CLK10, /* Clock 10 */
1122 CPM_CLK11, /* Clock 11 */
1123 CPM_CLK12, /* Clock 12 */
1124 CPM_CLK13, /* Clock 13 */
1125 CPM_CLK14, /* Clock 14 */
1126 CPM_CLK15, /* Clock 15 */
1127 CPM_CLK16, /* Clock 16 */
1128 CPM_CLK17, /* Clock 17 */
1129 CPM_CLK18, /* Clock 18 */
1130 CPM_CLK19, /* Clock 19 */
1131 CPM_CLK20, /* Clock 20 */
1132 CPM_CLK_DUMMY
1133};
1134
1135extern int cpm2_clk_setup(enum cpm_clk_target target, int clock, int mode);
1136extern int cpm2_smc_clk_setup(enum cpm_clk_target target, int clock);
1137
1138#define CPM_PIN_INPUT 0
1139#define CPM_PIN_OUTPUT 1
1140#define CPM_PIN_PRIMARY 0
1141#define CPM_PIN_SECONDARY 2
1142#define CPM_PIN_GPIO 4
1143#define CPM_PIN_OPENDRAIN 8
1144
1145void cpm2_set_pin(int port, int pin, int flags);
1146
1147#endif /* __CPM2__ */
1148#endif /* __KERNEL__ */