xref: /openbmc/u-boot/drivers/net/sh_eth.h (revision 3f82d89d)
1 /*
2  * sh_eth.h - Driver for Renesas SuperH ethernet controler.
3  *
4  * Copyright (C) 2008, 2011 Renesas Solutions Corp.
5  * Copyright (c) 2008, 2011 Nobuhiro Iwamatsu
6  * Copyright (c) 2007 Carlos Munoz <carlos@kenati.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22 
23 #include <netdev.h>
24 #include <asm/types.h>
25 
26 #define SHETHER_NAME "sh_eth"
27 
28 /* Malloc returns addresses in the P1 area (cacheable). However we need to
29    use area P2 (non-cacheable) */
30 #define ADDR_TO_P2(addr)	((((int)(addr) & ~0xe0000000) | 0xa0000000))
31 
32 /* The ethernet controller needs to use physical addresses */
33 #if defined(CONFIG_SH_32BIT)
34 #define ADDR_TO_PHY(addr)	((((int)(addr) & ~0xe0000000) | 0x40000000))
35 #else
36 #define ADDR_TO_PHY(addr)	((int)(addr) & ~0xe0000000)
37 #endif
38 
39 /* Number of supported ports */
40 #define MAX_PORT_NUM	2
41 
42 /* Buffers must be big enough to hold the largest ethernet frame. Also, rx
43    buffers must be a multiple of 32 bytes */
44 #define MAX_BUF_SIZE	(48 * 32)
45 
46 /* The number of tx descriptors must be large enough to point to 5 or more
47    frames. If each frame uses 2 descriptors, at least 10 descriptors are needed.
48    We use one descriptor per frame */
49 #define NUM_TX_DESC		8
50 
51 /* The size of the tx descriptor is determined by how much padding is used.
52    4, 20, or 52 bytes of padding can be used */
53 #define TX_DESC_PADDING		4
54 #define TX_DESC_SIZE		(12 + TX_DESC_PADDING)
55 
56 /* Tx descriptor. We always use 3 bytes of padding */
57 struct tx_desc_s {
58 	volatile u32 td0;
59 	u32 td1;
60 	u32 td2;		/* Buffer start */
61 	u32 padding;
62 };
63 
64 /* There is no limitation in the number of rx descriptors */
65 #define NUM_RX_DESC	8
66 
67 /* The size of the rx descriptor is determined by how much padding is used.
68    4, 20, or 52 bytes of padding can be used */
69 #define RX_DESC_PADDING		4
70 #define RX_DESC_SIZE		(12 + RX_DESC_PADDING)
71 
72 /* Rx descriptor. We always use 4 bytes of padding */
73 struct rx_desc_s {
74 	volatile u32 rd0;
75 	volatile u32 rd1;
76 	u32 rd2;		/* Buffer start */
77 	u32 padding;
78 };
79 
80 struct sh_eth_info {
81 	struct tx_desc_s *tx_desc_malloc;
82 	struct tx_desc_s *tx_desc_base;
83 	struct tx_desc_s *tx_desc_cur;
84 	struct rx_desc_s *rx_desc_malloc;
85 	struct rx_desc_s *rx_desc_base;
86 	struct rx_desc_s *rx_desc_cur;
87 	u8 *rx_buf_malloc;
88 	u8 *rx_buf_base;
89 	u8 mac_addr[6];
90 	u8 phy_addr;
91 	struct eth_device *dev;
92 	struct phy_device *phydev;
93 };
94 
95 struct sh_eth_dev {
96 	int port;
97 	struct sh_eth_info port_info[MAX_PORT_NUM];
98 };
99 
100 /* Register Address */
101 #ifdef CONFIG_CPU_SH7763
102 #define BASE_IO_ADDR	0xfee00000
103 
104 #define EDSR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0000)
105 
106 #define TDLAR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0010)
107 #define TDFAR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0014)
108 #define TDFXR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0018)
109 #define TDFFR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x001c)
110 
111 #define RDLAR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0030)
112 #define RDFAR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0034)
113 #define RDFXR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0038)
114 #define RDFFR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x003c)
115 
116 #define EDMR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0400)
117 #define EDTRR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0408)
118 #define EDRRR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0410)
119 #define EESR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0428)
120 #define EESIPR(port)	(BASE_IO_ADDR + 0x800 * (port) + 0x0430)
121 #define TRSCER(port)	(BASE_IO_ADDR + 0x800 * (port) + 0x0438)
122 #define TFTR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0448)
123 #define FDR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0450)
124 #define RMCR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0458)
125 #define RPADIR(port)	(BASE_IO_ADDR + 0x800 * (port) + 0x0460)
126 #define FCFTR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0468)
127 #define ECMR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0500)
128 #define RFLR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0508)
129 #define ECSIPR(port)	(BASE_IO_ADDR + 0x800 * (port) + 0x0518)
130 #define PIR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0520)
131 #define PIPR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x052c)
132 #define APR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0554)
133 #define MPR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0558)
134 #define TPAUSER(port)	(BASE_IO_ADDR + 0x800 * (port) + 0x0564)
135 #define GECMR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x05b0)
136 #define MALR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x05c8)
137 #define MAHR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x05c0)
138 
139 #elif defined(CONFIG_CPU_SH7757)
140 #define BASE_IO_ADDR	0xfef00000
141 
142 #define TDLAR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0018)
143 #define RDLAR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0020)
144 
145 #define EDMR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0000)
146 #define EDTRR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0008)
147 #define EDRRR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0010)
148 #define EESR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0028)
149 #define EESIPR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0030)
150 #define TRSCER(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0038)
151 #define TFTR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0048)
152 #define FDR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0050)
153 #define RMCR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0058)
154 #define FCFTR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0070)
155 #define ECMR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0100)
156 #define RFLR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0108)
157 #define ECSIPR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0118)
158 #define PIR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0120)
159 #define APR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0154)
160 #define MPR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0158)
161 #define TPAUSER(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x0164)
162 #define MAHR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x01c0)
163 #define MALR(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x01c8)
164 #define RTRATE(port)		(BASE_IO_ADDR + 0x800 * (port) + 0x01fc)
165 
166 #elif defined(CONFIG_CPU_SH7724)
167 #define BASE_IO_ADDR	0xA4600000
168 
169 #define TDLAR(port)		(BASE_IO_ADDR + 0x0018)
170 #define RDLAR(port)		(BASE_IO_ADDR + 0x0020)
171 
172 #define EDMR(port)		(BASE_IO_ADDR + 0x0000)
173 #define EDTRR(port)		(BASE_IO_ADDR + 0x0008)
174 #define EDRRR(port)		(BASE_IO_ADDR + 0x0010)
175 #define EESR(port)		(BASE_IO_ADDR + 0x0028)
176 #define EESIPR(port)	(BASE_IO_ADDR + 0x0030)
177 #define TRSCER(port)	(BASE_IO_ADDR + 0x0038)
178 #define TFTR(port)		(BASE_IO_ADDR + 0x0048)
179 #define FDR(port)		(BASE_IO_ADDR + 0x0050)
180 #define RMCR(port)		(BASE_IO_ADDR + 0x0058)
181 #define FCFTR(port)		(BASE_IO_ADDR + 0x0070)
182 #define ECMR(port)		(BASE_IO_ADDR + 0x0100)
183 #define RFLR(port)		(BASE_IO_ADDR + 0x0108)
184 #define ECSIPR(port)	(BASE_IO_ADDR + 0x0118)
185 #define PIR(port)		(BASE_IO_ADDR + 0x0120)
186 #define APR(port)		(BASE_IO_ADDR + 0x0154)
187 #define MPR(port)		(BASE_IO_ADDR + 0x0158)
188 #define TPAUSER(port)	(BASE_IO_ADDR + 0x0164)
189 #define MAHR(port)		(BASE_IO_ADDR + 0x01c0)
190 #define MALR(port)		(BASE_IO_ADDR + 0x01c8)
191 
192 #elif defined(CONFIG_CPU_SH7734)
193 #define BASE_IO_ADDR	0xFEE00000
194 
195 #define EDSR(port)		(BASE_IO_ADDR)
196 
197 #define TDLAR(port)		(BASE_IO_ADDR + 0x0010)
198 #define TDFAR(port)		(BASE_IO_ADDR + 0x0014)
199 #define TDFXR(port)		(BASE_IO_ADDR + 0x0018)
200 #define TDFFR(port)		(BASE_IO_ADDR + 0x001c)
201 #define RDLAR(port)		(BASE_IO_ADDR + 0x0030)
202 #define RDFAR(port)		(BASE_IO_ADDR + 0x0034)
203 #define RDFXR(port)		(BASE_IO_ADDR + 0x0038)
204 #define RDFFR(port)		(BASE_IO_ADDR + 0x003c)
205 
206 #define EDMR(port)		(BASE_IO_ADDR + 0x0400)
207 #define EDTRR(port)		(BASE_IO_ADDR + 0x0408)
208 #define EDRRR(port)		(BASE_IO_ADDR + 0x0410)
209 #define EESR(port)		(BASE_IO_ADDR + 0x0428)
210 #define EESIPR(port)	(BASE_IO_ADDR + 0x0430)
211 #define TRSCER(port)	(BASE_IO_ADDR + 0x0438)
212 #define TFTR(port)		(BASE_IO_ADDR + 0x0448)
213 #define FDR(port)		(BASE_IO_ADDR + 0x0450)
214 #define RMCR(port)		(BASE_IO_ADDR + 0x0458)
215 #define RPADIR(port)	(BASE_IO_ADDR + 0x0460)
216 #define FCFTR(port)		(BASE_IO_ADDR + 0x0468)
217 #define ECMR(port)		(BASE_IO_ADDR + 0x0500)
218 #define RFLR(port)		(BASE_IO_ADDR + 0x0508)
219 #define ECSIPR(port)	(BASE_IO_ADDR + 0x0518)
220 #define PIR(port)		(BASE_IO_ADDR + 0x0520)
221 #define PIPR(port)		(BASE_IO_ADDR + 0x052c)
222 #define APR(port)		(BASE_IO_ADDR + 0x0554)
223 #define MPR(port)		(BASE_IO_ADDR + 0x0558)
224 #define TPAUSER(port)	(BASE_IO_ADDR + 0x0564)
225 #define GECMR(port)		(BASE_IO_ADDR + 0x05b0)
226 #define MAHR(port)		(BASE_IO_ADDR + 0x05C0)
227 #define MALR(port)		(BASE_IO_ADDR + 0x05C8)
228 #define RMII_MII(port)  (BASE_IO_ADDR + 0x0790)
229 
230 #endif
231 
232 /*
233  * Register's bits
234  * Copy from Linux driver source code
235  */
236 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
237 /* EDSR */
238 enum EDSR_BIT {
239 	EDSR_ENT = 0x01, EDSR_ENR = 0x02,
240 };
241 #define EDSR_ENALL (EDSR_ENT|EDSR_ENR)
242 #endif
243 
244 /* EDMR */
245 enum DMAC_M_BIT {
246 	EDMR_DL1 = 0x20, EDMR_DL0 = 0x10,
247 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
248 	EDMR_SRST	= 0x03, /* Receive/Send reset */
249 	EMDR_DESC_R	= 0x30, /* Descriptor reserve size */
250 	EDMR_EL		= 0x40, /* Litte endian */
251 #elif defined(CONFIG_CPU_SH7757) || defined(CONFIG_CPU_SH7724)
252 	EDMR_SRST	= 0x01,
253 	EMDR_DESC_R	= 0x30, /* Descriptor reserve size */
254 	EDMR_EL		= 0x40, /* Litte endian */
255 #else /* CONFIG_CPU_SH7763 */
256 	EDMR_SRST = 0x01,
257 #endif
258 };
259 
260 /* RFLR */
261 #define RFLR_RFL_MIN	0x05EE	/* Recv Frame length 1518 byte */
262 
263 /* EDTRR */
264 enum DMAC_T_BIT {
265 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
266 	EDTRR_TRNS = 0x03,
267 #else
268 	EDTRR_TRNS = 0x01,
269 #endif
270 };
271 
272 /* GECMR */
273 enum GECMR_BIT {
274 	GECMR_1000B = 0x01, GECMR_100B = 0x04, GECMR_10B = 0x00,
275 };
276 
277 /* EDRRR*/
278 enum EDRRR_R_BIT {
279 	EDRRR_R = 0x01,
280 };
281 
282 /* TPAUSER */
283 enum TPAUSER_BIT {
284 	TPAUSER_TPAUSE = 0x0000ffff,
285 	TPAUSER_UNLIMITED = 0,
286 };
287 
288 /* BCFR */
289 enum BCFR_BIT {
290 	BCFR_RPAUSE = 0x0000ffff,
291 	BCFR_UNLIMITED = 0,
292 };
293 
294 /* PIR */
295 enum PIR_BIT {
296 	PIR_MDI = 0x08, PIR_MDO = 0x04, PIR_MMD = 0x02, PIR_MDC = 0x01,
297 };
298 
299 /* PSR */
300 enum PHY_STATUS_BIT { PHY_ST_LINK = 0x01, };
301 
302 /* EESR */
303 enum EESR_BIT {
304 
305 #if defined(CONFIG_CPU_SH7724) || defined(CONFIG_CPU_SH7757)
306 	EESR_TWB  = 0x40000000,
307 #else
308 	EESR_TWB  = 0xC0000000,
309 	EESR_TC1  = 0x20000000,
310 	EESR_TUC  = 0x10000000,
311 	EESR_ROC  = 0x80000000,
312 #endif
313 	EESR_TABT = 0x04000000,
314 	EESR_RABT = 0x02000000, EESR_RFRMER = 0x01000000,
315 #if defined(CONFIG_CPU_SH7724) || defined(CONFIG_CPU_SH7757)
316 	EESR_ADE  = 0x00800000,
317 #endif
318 	EESR_ECI  = 0x00400000,
319 	EESR_FTC  = 0x00200000, EESR_TDE  = 0x00100000,
320 	EESR_TFE  = 0x00080000, EESR_FRC  = 0x00040000,
321 	EESR_RDE  = 0x00020000, EESR_RFE  = 0x00010000,
322 #if defined(CONFIG_CPU_SH7724) && !defined(CONFIG_CPU_SH7757)
323 	EESR_CND  = 0x00000800,
324 #endif
325 	EESR_DLC  = 0x00000400,
326 	EESR_CD   = 0x00000200, EESR_RTO  = 0x00000100,
327 	EESR_RMAF = 0x00000080, EESR_CEEF = 0x00000040,
328 	EESR_CELF = 0x00000020, EESR_RRF  = 0x00000010,
329 	rESR_RTLF = 0x00000008, EESR_RTSF = 0x00000004,
330 	EESR_PRE  = 0x00000002, EESR_CERF = 0x00000001,
331 };
332 
333 
334 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
335 # define TX_CHECK (EESR_TC1 | EESR_FTC)
336 # define EESR_ERR_CHECK	(EESR_TWB | EESR_TABT | EESR_RABT | EESR_RDE \
337 		| EESR_RFRMER | EESR_TFE | EESR_TDE | EESR_ECI)
338 # define TX_ERROR_CEHCK (EESR_TWB | EESR_TABT | EESR_TDE | EESR_TFE)
339 
340 #else
341 # define TX_CHECK (EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | EESR_RTO)
342 # define EESR_ERR_CHECK	(EESR_TWB | EESR_TABT | EESR_RABT | EESR_RDE \
343 		| EESR_RFRMER | EESR_ADE | EESR_TFE | EESR_TDE | EESR_ECI)
344 # define TX_ERROR_CEHCK (EESR_TWB | EESR_TABT | EESR_ADE | EESR_TDE | EESR_TFE)
345 #endif
346 
347 /* EESIPR */
348 enum DMAC_IM_BIT {
349 	DMAC_M_TWB = 0x40000000, DMAC_M_TABT = 0x04000000,
350 	DMAC_M_RABT = 0x02000000,
351 	DMAC_M_RFRMER = 0x01000000, DMAC_M_ADF = 0x00800000,
352 	DMAC_M_ECI = 0x00400000, DMAC_M_FTC = 0x00200000,
353 	DMAC_M_TDE = 0x00100000, DMAC_M_TFE = 0x00080000,
354 	DMAC_M_FRC = 0x00040000, DMAC_M_RDE = 0x00020000,
355 	DMAC_M_RFE = 0x00010000, DMAC_M_TINT4 = 0x00000800,
356 	DMAC_M_TINT3 = 0x00000400, DMAC_M_TINT2 = 0x00000200,
357 	DMAC_M_TINT1 = 0x00000100, DMAC_M_RINT8 = 0x00000080,
358 	DMAC_M_RINT5 = 0x00000010, DMAC_M_RINT4 = 0x00000008,
359 	DMAC_M_RINT3 = 0x00000004, DMAC_M_RINT2 = 0x00000002,
360 	DMAC_M_RINT1 = 0x00000001,
361 };
362 
363 /* Receive descriptor bit */
364 enum RD_STS_BIT {
365 	RD_RACT = 0x80000000, RD_RDLE = 0x40000000,
366 	RD_RFP1 = 0x20000000, RD_RFP0 = 0x10000000,
367 	RD_RFE = 0x08000000, RD_RFS10 = 0x00000200,
368 	RD_RFS9 = 0x00000100, RD_RFS8 = 0x00000080,
369 	RD_RFS7 = 0x00000040, RD_RFS6 = 0x00000020,
370 	RD_RFS5 = 0x00000010, RD_RFS4 = 0x00000008,
371 	RD_RFS3 = 0x00000004, RD_RFS2 = 0x00000002,
372 	RD_RFS1 = 0x00000001,
373 };
374 #define RDF1ST	RD_RFP1
375 #define RDFEND	RD_RFP0
376 #define RD_RFP	(RD_RFP1|RD_RFP0)
377 
378 /* RDFFR*/
379 enum RDFFR_BIT {
380 	RDFFR_RDLF = 0x01,
381 };
382 
383 /* FCFTR */
384 enum FCFTR_BIT {
385 	FCFTR_RFF2 = 0x00040000, FCFTR_RFF1 = 0x00020000,
386 	FCFTR_RFF0 = 0x00010000, FCFTR_RFD2 = 0x00000004,
387 	FCFTR_RFD1 = 0x00000002, FCFTR_RFD0 = 0x00000001,
388 };
389 #define FIFO_F_D_RFF	(FCFTR_RFF2|FCFTR_RFF1|FCFTR_RFF0)
390 #define FIFO_F_D_RFD	(FCFTR_RFD2|FCFTR_RFD1|FCFTR_RFD0)
391 
392 /* Transfer descriptor bit */
393 enum TD_STS_BIT {
394 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7757) \
395 		|| defined(CONFIG_CPU_SH7724) || defined(CONFIG_CPU_SH7734)
396 	TD_TACT = 0x80000000,
397 #else
398 	TD_TACT = 0x7fffffff,
399 #endif
400 	TD_TDLE = 0x40000000, TD_TFP1 = 0x20000000,
401 	TD_TFP0 = 0x10000000,
402 };
403 #define TDF1ST	TD_TFP1
404 #define TDFEND	TD_TFP0
405 #define TD_TFP	(TD_TFP1|TD_TFP0)
406 
407 /* RMCR */
408 enum RECV_RST_BIT { RMCR_RST = 0x01, };
409 /* ECMR */
410 enum FELIC_MODE_BIT {
411 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
412 	ECMR_TRCCM=0x04000000, ECMR_RCSC= 0x00800000, ECMR_DPAD= 0x00200000,
413 	ECMR_RZPF = 0x00100000,
414 #endif
415 	ECMR_ZPF = 0x00080000, ECMR_PFR = 0x00040000, ECMR_RXF = 0x00020000,
416 	ECMR_TXF = 0x00010000, ECMR_MCT = 0x00002000, ECMR_PRCEF = 0x00001000,
417 	ECMR_PMDE = 0x00000200, ECMR_RE = 0x00000040, ECMR_TE = 0x00000020,
418 	ECMR_ILB = 0x00000008, ECMR_ELB = 0x00000004, ECMR_DM = 0x00000002,
419 	ECMR_PRM = 0x00000001,
420 #ifdef CONFIG_CPU_SH7724
421 	ECMR_RTM = 0x00000010,
422 #endif
423 
424 };
425 
426 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
427 #define ECMR_CHG_DM	(ECMR_TRCCM | ECMR_RZPF | ECMR_ZPF | ECMR_PFR | ECMR_RXF | \
428 						ECMR_TXF | ECMR_MCT)
429 #elif CONFIG_CPU_SH7757
430 #define ECMR_CHG_DM	(ECMR_ZPF)
431 #elif CONFIG_CPU_SH7724
432 #define ECMR_CHG_DM (ECMR_ZPF | ECMR_PFR | ECMR_RXF | ECMR_TXF)
433 #else
434 #define ECMR_CHG_DM	(ECMR_ZPF | ECMR_PFR | ECMR_RXF | ECMR_TXF | ECMR_MCT)
435 #endif
436 
437 /* ECSR */
438 enum ECSR_STATUS_BIT {
439 #if defined(CONFIG_CPU_SH7724) || defined(CONFIG_CPU_SH7757)
440 	ECSR_BRCRX = 0x20, ECSR_PSRTO = 0x10,
441 #endif
442 	ECSR_LCHNG = 0x04,
443 	ECSR_MPD = 0x02, ECSR_ICD = 0x01,
444 };
445 
446 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
447 # define ECSR_INIT (ECSR_ICD | ECSIPR_MPDIP)
448 #else
449 # define ECSR_INIT (ECSR_BRCRX | ECSR_PSRTO | \
450 			ECSR_LCHNG | ECSR_ICD | ECSIPR_MPDIP)
451 #endif
452 
453 /* ECSIPR */
454 enum ECSIPR_STATUS_MASK_BIT {
455 #if defined(CONFIG_CPU_SH7724)
456 	ECSIPR_PSRTOIP = 0x10,
457 	ECSIPR_LCHNGIP = 0x04,
458 	ECSIPR_ICDIP = 0x01,
459 #elif defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
460 	ECSIPR_PSRTOIP = 0x10,
461 	ECSIPR_PHYIP = 0x08,
462 	ECSIPR_LCHNGIP = 0x04,
463 	ECSIPR_MPDIP = 0x02,
464 	ECSIPR_ICDIP = 0x01,
465 #endif
466 };
467 
468 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
469 # define ECSIPR_INIT (ECSIPR_LCHNGIP | ECSIPR_ICDIP | ECSIPR_MPDIP)
470 #else
471 # define ECSIPR_INIT (ECSIPR_BRCRXIP | ECSIPR_PSRTOIP | ECSIPR_LCHNGIP | \
472 				ECSIPR_ICDIP | ECSIPR_MPDIP)
473 #endif
474 
475 /* APR */
476 enum APR_BIT {
477 #ifdef CONFIG_CPU_SH7757
478 	APR_AP = 0x00000001,
479 #else
480 	APR_AP = 0x00000004,
481 #endif
482 };
483 
484 /* MPR */
485 enum MPR_BIT {
486 #ifdef CONFIG_CPU_SH7757
487 	MPR_MP = 0x00000001,
488 #else
489 	MPR_MP = 0x00000006,
490 #endif
491 };
492 
493 /* TRSCER */
494 enum DESC_I_BIT {
495 	DESC_I_TINT4 = 0x0800, DESC_I_TINT3 = 0x0400, DESC_I_TINT2 = 0x0200,
496 	DESC_I_TINT1 = 0x0100, DESC_I_RINT8 = 0x0080, DESC_I_RINT5 = 0x0010,
497 	DESC_I_RINT4 = 0x0008, DESC_I_RINT3 = 0x0004, DESC_I_RINT2 = 0x0002,
498 	DESC_I_RINT1 = 0x0001,
499 };
500 
501 /* RPADIR */
502 enum RPADIR_BIT {
503 	RPADIR_PADS1 = 0x20000, RPADIR_PADS0 = 0x10000,
504 	RPADIR_PADR = 0x0003f,
505 };
506 
507 #if defined(CONFIG_CPU_SH7763) || defined(CONFIG_CPU_SH7734)
508 # define RPADIR_INIT (0x00)
509 #else
510 # define RPADIR_INIT (RPADIR_PADS1)
511 #endif
512 
513 /* FDR */
514 enum FIFO_SIZE_BIT {
515 	FIFO_SIZE_T = 0x00000700, FIFO_SIZE_R = 0x00000007,
516 };
517