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-rw-r--r--drivers/net/smc911x.h835
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diff --git a/drivers/net/smc911x.h b/drivers/net/smc911x.h
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1/*------------------------------------------------------------------------
2 . smc911x.h - macros for SMSC's LAN911{5,6,7,8} single-chip Ethernet device.
3 .
4 . Copyright (C) 2005 Sensoria Corp.
5 . Derived from the unified SMC91x driver by Nicolas Pitre
6 .
7 . This program is free software; you can redistribute it and/or modify
8 . it under the terms of the GNU General Public License as published by
9 . the Free Software Foundation; either version 2 of the License, or
10 . (at your option) any later version.
11 .
12 . This program is distributed in the hope that it will be useful,
13 . but WITHOUT ANY WARRANTY; without even the implied warranty of
14 . MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 . GNU General Public License for more details.
16 .
17 . You should have received a copy of the GNU General Public License
18 . along with this program; if not, write to the Free Software
19 . Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 .
21 . Information contained in this file was obtained from the LAN9118
22 . manual from SMC. To get a copy, if you really want one, you can find
23 . information under www.smsc.com.
24 .
25 . Authors
26 . Dustin McIntire <dustin@sensoria.com>
27 .
28 ---------------------------------------------------------------------------*/
29#ifndef _SMC911X_H_
30#define _SMC911X_H_
31
32/*
33 * Use the DMA feature on PXA chips
34 */
35#ifdef CONFIG_ARCH_PXA
36 #define SMC_USE_PXA_DMA 1
37 #define SMC_USE_16BIT 0
38 #define SMC_USE_32BIT 1
39#endif
40
41
42/*
43 * Define the bus width specific IO macros
44 */
45
46#if SMC_USE_16BIT
47#define SMC_inb(a, r) readb((a) + (r))
48#define SMC_inw(a, r) readw((a) + (r))
49#define SMC_inl(a, r) ((SMC_inw(a, r) & 0xFFFF)+(SMC_inw(a+2, r)<<16))
50#define SMC_outb(v, a, r) writeb(v, (a) + (r))
51#define SMC_outw(v, a, r) writew(v, (a) + (r))
52#define SMC_outl(v, a, r) \
53 do{ \
54 writel(v & 0xFFFF, (a) + (r)); \
55 writel(v >> 16, (a) + (r) + 2); \
56 } while (0)
57#define SMC_insl(a, r, p, l) readsw((short*)((a) + (r)), p, l*2)
58#define SMC_outsl(a, r, p, l) writesw((short*)((a) + (r)), p, l*2)
59
60#elif SMC_USE_32BIT
61#define SMC_inb(a, r) readb((a) + (r))
62#define SMC_inw(a, r) readw((a) + (r))
63#define SMC_inl(a, r) readl((a) + (r))
64#define SMC_outb(v, a, r) writeb(v, (a) + (r))
65#define SMC_outl(v, a, r) writel(v, (a) + (r))
66#define SMC_insl(a, r, p, l) readsl((int*)((a) + (r)), p, l)
67#define SMC_outsl(a, r, p, l) writesl((int*)((a) + (r)), p, l)
68
69#endif /* SMC_USE_16BIT */
70
71
72
73#if SMC_USE_PXA_DMA
74#define SMC_USE_DMA
75
76/*
77 * Define the request and free functions
78 * These are unfortunately architecture specific as no generic allocation
79 * mechanism exits
80 */
81#define SMC_DMA_REQUEST(dev, handler) \
82 pxa_request_dma(dev->name, DMA_PRIO_LOW, handler, dev)
83
84#define SMC_DMA_FREE(dev, dma) \
85 pxa_free_dma(dma)
86
87#define SMC_DMA_ACK_IRQ(dev, dma) \
88{ \
89 if (DCSR(dma) & DCSR_BUSERR) { \
90 printk("%s: DMA %d bus error!\n", dev->name, dma); \
91 } \
92 DCSR(dma) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR; \
93}
94
95/*
96 * Use a DMA for RX and TX packets.
97 */
98#include <linux/dma-mapping.h>
99#include <asm/dma.h>
100#include <asm/arch/pxa-regs.h>
101
102static dma_addr_t rx_dmabuf, tx_dmabuf;
103static int rx_dmalen, tx_dmalen;
104
105#ifdef SMC_insl
106#undef SMC_insl
107#define SMC_insl(a, r, p, l) \
108 smc_pxa_dma_insl(lp->dev, a, lp->physaddr, r, lp->rxdma, p, l)
109
110static inline void
111smc_pxa_dma_insl(struct device *dev, u_long ioaddr, u_long physaddr,
112 int reg, int dma, u_char *buf, int len)
113{
114 /* 64 bit alignment is required for memory to memory DMA */
115 if ((long)buf & 4) {
116 *((u32 *)buf) = SMC_inl(ioaddr, reg);
117 buf += 4;
118 len--;
119 }
120
121 len *= 4;
122 rx_dmabuf = dma_map_single(dev, buf, len, DMA_FROM_DEVICE);
123 rx_dmalen = len;
124 DCSR(dma) = DCSR_NODESC;
125 DTADR(dma) = rx_dmabuf;
126 DSADR(dma) = physaddr + reg;
127 DCMD(dma) = (DCMD_INCTRGADDR | DCMD_BURST32 |
128 DCMD_WIDTH4 | DCMD_ENDIRQEN | (DCMD_LENGTH & rx_dmalen));
129 DCSR(dma) = DCSR_NODESC | DCSR_RUN;
130}
131#endif
132
133#ifdef SMC_insw
134#undef SMC_insw
135#define SMC_insw(a, r, p, l) \
136 smc_pxa_dma_insw(lp->dev, a, lp->physaddr, r, lp->rxdma, p, l)
137
138static inline void
139smc_pxa_dma_insw(struct device *dev, u_long ioaddr, u_long physaddr,
140 int reg, int dma, u_char *buf, int len)
141{
142 /* 64 bit alignment is required for memory to memory DMA */
143 while ((long)buf & 6) {
144 *((u16 *)buf) = SMC_inw(ioaddr, reg);
145 buf += 2;
146 len--;
147 }
148
149 len *= 2;
150 rx_dmabuf = dma_map_single(dev, buf, len, DMA_FROM_DEVICE);
151 rx_dmalen = len;
152 DCSR(dma) = DCSR_NODESC;
153 DTADR(dma) = rx_dmabuf;
154 DSADR(dma) = physaddr + reg;
155 DCMD(dma) = (DCMD_INCTRGADDR | DCMD_BURST32 |
156 DCMD_WIDTH2 | DCMD_ENDIRQEN | (DCMD_LENGTH & rx_dmalen));
157 DCSR(dma) = DCSR_NODESC | DCSR_RUN;
158}
159#endif
160
161#ifdef SMC_outsl
162#undef SMC_outsl
163#define SMC_outsl(a, r, p, l) \
164 smc_pxa_dma_outsl(lp->dev, a, lp->physaddr, r, lp->txdma, p, l)
165
166static inline void
167smc_pxa_dma_outsl(struct device *dev, u_long ioaddr, u_long physaddr,
168 int reg, int dma, u_char *buf, int len)
169{
170 /* 64 bit alignment is required for memory to memory DMA */
171 if ((long)buf & 4) {
172 SMC_outl(*((u32 *)buf), ioaddr, reg);
173 buf += 4;
174 len--;
175 }
176
177 len *= 4;
178 tx_dmabuf = dma_map_single(dev, buf, len, DMA_TO_DEVICE);
179 tx_dmalen = len;
180 DCSR(dma) = DCSR_NODESC;
181 DSADR(dma) = tx_dmabuf;
182 DTADR(dma) = physaddr + reg;
183 DCMD(dma) = (DCMD_INCSRCADDR | DCMD_BURST32 |
184 DCMD_WIDTH4 | DCMD_ENDIRQEN | (DCMD_LENGTH & tx_dmalen));
185 DCSR(dma) = DCSR_NODESC | DCSR_RUN;
186}
187#endif
188
189#ifdef SMC_outsw
190#undef SMC_outsw
191#define SMC_outsw(a, r, p, l) \
192 smc_pxa_dma_outsw(lp->dev, a, lp->physaddr, r, lp->txdma, p, l)
193
194static inline void
195smc_pxa_dma_outsw(struct device *dev, u_long ioaddr, u_long physaddr,
196 int reg, int dma, u_char *buf, int len)
197{
198 /* 64 bit alignment is required for memory to memory DMA */
199 while ((long)buf & 6) {
200 SMC_outw(*((u16 *)buf), ioaddr, reg);
201 buf += 2;
202 len--;
203 }
204
205 len *= 2;
206 tx_dmabuf = dma_map_single(dev, buf, len, DMA_TO_DEVICE);
207 tx_dmalen = len;
208 DCSR(dma) = DCSR_NODESC;
209 DSADR(dma) = tx_dmabuf;
210 DTADR(dma) = physaddr + reg;
211 DCMD(dma) = (DCMD_INCSRCADDR | DCMD_BURST32 |
212 DCMD_WIDTH2 | DCMD_ENDIRQEN | (DCMD_LENGTH & tx_dmalen));
213 DCSR(dma) = DCSR_NODESC | DCSR_RUN;
214}
215#endif
216
217#endif /* SMC_USE_PXA_DMA */
218
219
220/* Chip Parameters and Register Definitions */
221
222#define SMC911X_TX_FIFO_LOW_THRESHOLD (1536*2)
223
224#define SMC911X_IO_EXTENT 0x100
225
226#define SMC911X_EEPROM_LEN 7
227
228/* Below are the register offsets and bit definitions
229 * of the Lan911x memory space
230 */
231#define RX_DATA_FIFO (0x00)
232
233#define TX_DATA_FIFO (0x20)
234#define TX_CMD_A_INT_ON_COMP_ (0x80000000)
235#define TX_CMD_A_INT_BUF_END_ALGN_ (0x03000000)
236#define TX_CMD_A_INT_4_BYTE_ALGN_ (0x00000000)
237#define TX_CMD_A_INT_16_BYTE_ALGN_ (0x01000000)
238#define TX_CMD_A_INT_32_BYTE_ALGN_ (0x02000000)
239#define TX_CMD_A_INT_DATA_OFFSET_ (0x001F0000)
240#define TX_CMD_A_INT_FIRST_SEG_ (0x00002000)
241#define TX_CMD_A_INT_LAST_SEG_ (0x00001000)
242#define TX_CMD_A_BUF_SIZE_ (0x000007FF)
243#define TX_CMD_B_PKT_TAG_ (0xFFFF0000)
244#define TX_CMD_B_ADD_CRC_DISABLE_ (0x00002000)
245#define TX_CMD_B_DISABLE_PADDING_ (0x00001000)
246#define TX_CMD_B_PKT_BYTE_LENGTH_ (0x000007FF)
247
248#define RX_STATUS_FIFO (0x40)
249#define RX_STS_PKT_LEN_ (0x3FFF0000)
250#define RX_STS_ES_ (0x00008000)
251#define RX_STS_BCST_ (0x00002000)
252#define RX_STS_LEN_ERR_ (0x00001000)
253#define RX_STS_RUNT_ERR_ (0x00000800)
254#define RX_STS_MCAST_ (0x00000400)
255#define RX_STS_TOO_LONG_ (0x00000080)
256#define RX_STS_COLL_ (0x00000040)
257#define RX_STS_ETH_TYPE_ (0x00000020)
258#define RX_STS_WDOG_TMT_ (0x00000010)
259#define RX_STS_MII_ERR_ (0x00000008)
260#define RX_STS_DRIBBLING_ (0x00000004)
261#define RX_STS_CRC_ERR_ (0x00000002)
262#define RX_STATUS_FIFO_PEEK (0x44)
263#define TX_STATUS_FIFO (0x48)
264#define TX_STS_TAG_ (0xFFFF0000)
265#define TX_STS_ES_ (0x00008000)
266#define TX_STS_LOC_ (0x00000800)
267#define TX_STS_NO_CARR_ (0x00000400)
268#define TX_STS_LATE_COLL_ (0x00000200)
269#define TX_STS_MANY_COLL_ (0x00000100)
270#define TX_STS_COLL_CNT_ (0x00000078)
271#define TX_STS_MANY_DEFER_ (0x00000004)
272#define TX_STS_UNDERRUN_ (0x00000002)
273#define TX_STS_DEFERRED_ (0x00000001)
274#define TX_STATUS_FIFO_PEEK (0x4C)
275#define ID_REV (0x50)
276#define ID_REV_CHIP_ID_ (0xFFFF0000) /* RO */
277#define ID_REV_REV_ID_ (0x0000FFFF) /* RO */
278
279#define INT_CFG (0x54)
280#define INT_CFG_INT_DEAS_ (0xFF000000) /* R/W */
281#define INT_CFG_INT_DEAS_CLR_ (0x00004000)
282#define INT_CFG_INT_DEAS_STS_ (0x00002000)
283#define INT_CFG_IRQ_INT_ (0x00001000) /* RO */
284#define INT_CFG_IRQ_EN_ (0x00000100) /* R/W */
285#define INT_CFG_IRQ_POL_ (0x00000010) /* R/W Not Affected by SW Reset */
286#define INT_CFG_IRQ_TYPE_ (0x00000001) /* R/W Not Affected by SW Reset */
287
288#define INT_STS (0x58)
289#define INT_STS_SW_INT_ (0x80000000) /* R/WC */
290#define INT_STS_TXSTOP_INT_ (0x02000000) /* R/WC */
291#define INT_STS_RXSTOP_INT_ (0x01000000) /* R/WC */
292#define INT_STS_RXDFH_INT_ (0x00800000) /* R/WC */
293#define INT_STS_RXDF_INT_ (0x00400000) /* R/WC */
294#define INT_STS_TX_IOC_ (0x00200000) /* R/WC */
295#define INT_STS_RXD_INT_ (0x00100000) /* R/WC */
296#define INT_STS_GPT_INT_ (0x00080000) /* R/WC */
297#define INT_STS_PHY_INT_ (0x00040000) /* RO */
298#define INT_STS_PME_INT_ (0x00020000) /* R/WC */
299#define INT_STS_TXSO_ (0x00010000) /* R/WC */
300#define INT_STS_RWT_ (0x00008000) /* R/WC */
301#define INT_STS_RXE_ (0x00004000) /* R/WC */
302#define INT_STS_TXE_ (0x00002000) /* R/WC */
303//#define INT_STS_ERX_ (0x00001000) /* R/WC */
304#define INT_STS_TDFU_ (0x00000800) /* R/WC */
305#define INT_STS_TDFO_ (0x00000400) /* R/WC */
306#define INT_STS_TDFA_ (0x00000200) /* R/WC */
307#define INT_STS_TSFF_ (0x00000100) /* R/WC */
308#define INT_STS_TSFL_ (0x00000080) /* R/WC */
309//#define INT_STS_RXDF_ (0x00000040) /* R/WC */
310#define INT_STS_RDFO_ (0x00000040) /* R/WC */
311#define INT_STS_RDFL_ (0x00000020) /* R/WC */
312#define INT_STS_RSFF_ (0x00000010) /* R/WC */
313#define INT_STS_RSFL_ (0x00000008) /* R/WC */
314#define INT_STS_GPIO2_INT_ (0x00000004) /* R/WC */
315#define INT_STS_GPIO1_INT_ (0x00000002) /* R/WC */
316#define INT_STS_GPIO0_INT_ (0x00000001) /* R/WC */
317
318#define INT_EN (0x5C)
319#define INT_EN_SW_INT_EN_ (0x80000000) /* R/W */
320#define INT_EN_TXSTOP_INT_EN_ (0x02000000) /* R/W */
321#define INT_EN_RXSTOP_INT_EN_ (0x01000000) /* R/W */
322#define INT_EN_RXDFH_INT_EN_ (0x00800000) /* R/W */
323//#define INT_EN_RXDF_INT_EN_ (0x00400000) /* R/W */
324#define INT_EN_TIOC_INT_EN_ (0x00200000) /* R/W */
325#define INT_EN_RXD_INT_EN_ (0x00100000) /* R/W */
326#define INT_EN_GPT_INT_EN_ (0x00080000) /* R/W */
327#define INT_EN_PHY_INT_EN_ (0x00040000) /* R/W */
328#define INT_EN_PME_INT_EN_ (0x00020000) /* R/W */
329#define INT_EN_TXSO_EN_ (0x00010000) /* R/W */
330#define INT_EN_RWT_EN_ (0x00008000) /* R/W */
331#define INT_EN_RXE_EN_ (0x00004000) /* R/W */
332#define INT_EN_TXE_EN_ (0x00002000) /* R/W */
333//#define INT_EN_ERX_EN_ (0x00001000) /* R/W */
334#define INT_EN_TDFU_EN_ (0x00000800) /* R/W */
335#define INT_EN_TDFO_EN_ (0x00000400) /* R/W */
336#define INT_EN_TDFA_EN_ (0x00000200) /* R/W */
337#define INT_EN_TSFF_EN_ (0x00000100) /* R/W */
338#define INT_EN_TSFL_EN_ (0x00000080) /* R/W */
339//#define INT_EN_RXDF_EN_ (0x00000040) /* R/W */
340#define INT_EN_RDFO_EN_ (0x00000040) /* R/W */
341#define INT_EN_RDFL_EN_ (0x00000020) /* R/W */
342#define INT_EN_RSFF_EN_ (0x00000010) /* R/W */
343#define INT_EN_RSFL_EN_ (0x00000008) /* R/W */
344#define INT_EN_GPIO2_INT_ (0x00000004) /* R/W */
345#define INT_EN_GPIO1_INT_ (0x00000002) /* R/W */
346#define INT_EN_GPIO0_INT_ (0x00000001) /* R/W */
347
348#define BYTE_TEST (0x64)
349#define FIFO_INT (0x68)
350#define FIFO_INT_TX_AVAIL_LEVEL_ (0xFF000000) /* R/W */
351#define FIFO_INT_TX_STS_LEVEL_ (0x00FF0000) /* R/W */
352#define FIFO_INT_RX_AVAIL_LEVEL_ (0x0000FF00) /* R/W */
353#define FIFO_INT_RX_STS_LEVEL_ (0x000000FF) /* R/W */
354
355#define RX_CFG (0x6C)
356#define RX_CFG_RX_END_ALGN_ (0xC0000000) /* R/W */
357#define RX_CFG_RX_END_ALGN4_ (0x00000000) /* R/W */
358#define RX_CFG_RX_END_ALGN16_ (0x40000000) /* R/W */
359#define RX_CFG_RX_END_ALGN32_ (0x80000000) /* R/W */
360#define RX_CFG_RX_DMA_CNT_ (0x0FFF0000) /* R/W */
361#define RX_CFG_RX_DUMP_ (0x00008000) /* R/W */
362#define RX_CFG_RXDOFF_ (0x00001F00) /* R/W */
363//#define RX_CFG_RXBAD_ (0x00000001) /* R/W */
364
365#define TX_CFG (0x70)
366//#define TX_CFG_TX_DMA_LVL_ (0xE0000000) /* R/W */
367//#define TX_CFG_TX_DMA_CNT_ (0x0FFF0000) /* R/W Self Clearing */
368#define TX_CFG_TXS_DUMP_ (0x00008000) /* Self Clearing */
369#define TX_CFG_TXD_DUMP_ (0x00004000) /* Self Clearing */
370#define TX_CFG_TXSAO_ (0x00000004) /* R/W */
371#define TX_CFG_TX_ON_ (0x00000002) /* R/W */
372#define TX_CFG_STOP_TX_ (0x00000001) /* Self Clearing */
373
374#define HW_CFG (0x74)
375#define HW_CFG_TTM_ (0x00200000) /* R/W */
376#define HW_CFG_SF_ (0x00100000) /* R/W */
377#define HW_CFG_TX_FIF_SZ_ (0x000F0000) /* R/W */
378#define HW_CFG_TR_ (0x00003000) /* R/W */
379#define HW_CFG_PHY_CLK_SEL_ (0x00000060) /* R/W */
380#define HW_CFG_PHY_CLK_SEL_INT_PHY_ (0x00000000) /* R/W */
381#define HW_CFG_PHY_CLK_SEL_EXT_PHY_ (0x00000020) /* R/W */
382#define HW_CFG_PHY_CLK_SEL_CLK_DIS_ (0x00000040) /* R/W */
383#define HW_CFG_SMI_SEL_ (0x00000010) /* R/W */
384#define HW_CFG_EXT_PHY_DET_ (0x00000008) /* RO */
385#define HW_CFG_EXT_PHY_EN_ (0x00000004) /* R/W */
386#define HW_CFG_32_16_BIT_MODE_ (0x00000004) /* RO */
387#define HW_CFG_SRST_TO_ (0x00000002) /* RO */
388#define HW_CFG_SRST_ (0x00000001) /* Self Clearing */
389
390#define RX_DP_CTRL (0x78)
391#define RX_DP_CTRL_RX_FFWD_ (0x80000000) /* R/W */
392#define RX_DP_CTRL_FFWD_BUSY_ (0x80000000) /* RO */
393
394#define RX_FIFO_INF (0x7C)
395#define RX_FIFO_INF_RXSUSED_ (0x00FF0000) /* RO */
396#define RX_FIFO_INF_RXDUSED_ (0x0000FFFF) /* RO */
397
398#define TX_FIFO_INF (0x80)
399#define TX_FIFO_INF_TSUSED_ (0x00FF0000) /* RO */
400#define TX_FIFO_INF_TDFREE_ (0x0000FFFF) /* RO */
401
402#define PMT_CTRL (0x84)
403#define PMT_CTRL_PM_MODE_ (0x00003000) /* Self Clearing */
404#define PMT_CTRL_PHY_RST_ (0x00000400) /* Self Clearing */
405#define PMT_CTRL_WOL_EN_ (0x00000200) /* R/W */
406#define PMT_CTRL_ED_EN_ (0x00000100) /* R/W */
407#define PMT_CTRL_PME_TYPE_ (0x00000040) /* R/W Not Affected by SW Reset */
408#define PMT_CTRL_WUPS_ (0x00000030) /* R/WC */
409#define PMT_CTRL_WUPS_NOWAKE_ (0x00000000) /* R/WC */
410#define PMT_CTRL_WUPS_ED_ (0x00000010) /* R/WC */
411#define PMT_CTRL_WUPS_WOL_ (0x00000020) /* R/WC */
412#define PMT_CTRL_WUPS_MULTI_ (0x00000030) /* R/WC */
413#define PMT_CTRL_PME_IND_ (0x00000008) /* R/W */
414#define PMT_CTRL_PME_POL_ (0x00000004) /* R/W */
415#define PMT_CTRL_PME_EN_ (0x00000002) /* R/W Not Affected by SW Reset */
416#define PMT_CTRL_READY_ (0x00000001) /* RO */
417
418#define GPIO_CFG (0x88)
419#define GPIO_CFG_LED3_EN_ (0x40000000) /* R/W */
420#define GPIO_CFG_LED2_EN_ (0x20000000) /* R/W */
421#define GPIO_CFG_LED1_EN_ (0x10000000) /* R/W */
422#define GPIO_CFG_GPIO2_INT_POL_ (0x04000000) /* R/W */
423#define GPIO_CFG_GPIO1_INT_POL_ (0x02000000) /* R/W */
424#define GPIO_CFG_GPIO0_INT_POL_ (0x01000000) /* R/W */
425#define GPIO_CFG_EEPR_EN_ (0x00700000) /* R/W */
426#define GPIO_CFG_GPIOBUF2_ (0x00040000) /* R/W */
427#define GPIO_CFG_GPIOBUF1_ (0x00020000) /* R/W */
428#define GPIO_CFG_GPIOBUF0_ (0x00010000) /* R/W */
429#define GPIO_CFG_GPIODIR2_ (0x00000400) /* R/W */
430#define GPIO_CFG_GPIODIR1_ (0x00000200) /* R/W */
431#define GPIO_CFG_GPIODIR0_ (0x00000100) /* R/W */
432#define GPIO_CFG_GPIOD4_ (0x00000010) /* R/W */
433#define GPIO_CFG_GPIOD3_ (0x00000008) /* R/W */
434#define GPIO_CFG_GPIOD2_ (0x00000004) /* R/W */
435#define GPIO_CFG_GPIOD1_ (0x00000002) /* R/W */
436#define GPIO_CFG_GPIOD0_ (0x00000001) /* R/W */
437
438#define GPT_CFG (0x8C)
439#define GPT_CFG_TIMER_EN_ (0x20000000) /* R/W */
440#define GPT_CFG_GPT_LOAD_ (0x0000FFFF) /* R/W */
441
442#define GPT_CNT (0x90)
443#define GPT_CNT_GPT_CNT_ (0x0000FFFF) /* RO */
444
445#define ENDIAN (0x98)
446#define FREE_RUN (0x9C)
447#define RX_DROP (0xA0)
448#define MAC_CSR_CMD (0xA4)
449#define MAC_CSR_CMD_CSR_BUSY_ (0x80000000) /* Self Clearing */
450#define MAC_CSR_CMD_R_NOT_W_ (0x40000000) /* R/W */
451#define MAC_CSR_CMD_CSR_ADDR_ (0x000000FF) /* R/W */
452
453#define MAC_CSR_DATA (0xA8)
454#define AFC_CFG (0xAC)
455#define AFC_CFG_AFC_HI_ (0x00FF0000) /* R/W */
456#define AFC_CFG_AFC_LO_ (0x0000FF00) /* R/W */
457#define AFC_CFG_BACK_DUR_ (0x000000F0) /* R/W */
458#define AFC_CFG_FCMULT_ (0x00000008) /* R/W */
459#define AFC_CFG_FCBRD_ (0x00000004) /* R/W */
460#define AFC_CFG_FCADD_ (0x00000002) /* R/W */
461#define AFC_CFG_FCANY_ (0x00000001) /* R/W */
462
463#define E2P_CMD (0xB0)
464#define E2P_CMD_EPC_BUSY_ (0x80000000) /* Self Clearing */
465#define E2P_CMD_EPC_CMD_ (0x70000000) /* R/W */
466#define E2P_CMD_EPC_CMD_READ_ (0x00000000) /* R/W */
467#define E2P_CMD_EPC_CMD_EWDS_ (0x10000000) /* R/W */
468#define E2P_CMD_EPC_CMD_EWEN_ (0x20000000) /* R/W */
469#define E2P_CMD_EPC_CMD_WRITE_ (0x30000000) /* R/W */
470#define E2P_CMD_EPC_CMD_WRAL_ (0x40000000) /* R/W */
471#define E2P_CMD_EPC_CMD_ERASE_ (0x50000000) /* R/W */
472#define E2P_CMD_EPC_CMD_ERAL_ (0x60000000) /* R/W */
473#define E2P_CMD_EPC_CMD_RELOAD_ (0x70000000) /* R/W */
474#define E2P_CMD_EPC_TIMEOUT_ (0x00000200) /* RO */
475#define E2P_CMD_MAC_ADDR_LOADED_ (0x00000100) /* RO */
476#define E2P_CMD_EPC_ADDR_ (0x000000FF) /* R/W */
477
478#define E2P_DATA (0xB4)
479#define E2P_DATA_EEPROM_DATA_ (0x000000FF) /* R/W */
480/* end of LAN register offsets and bit definitions */
481
482/*
483 ****************************************************************************
484 ****************************************************************************
485 * MAC Control and Status Register (Indirect Address)
486 * Offset (through the MAC_CSR CMD and DATA port)
487 ****************************************************************************
488 ****************************************************************************
489 *
490 */
491#define MAC_CR (0x01) /* R/W */
492
493/* MAC_CR - MAC Control Register */
494#define MAC_CR_RXALL_ (0x80000000)
495// TODO: delete this bit? It is not described in the data sheet.
496#define MAC_CR_HBDIS_ (0x10000000)
497#define MAC_CR_RCVOWN_ (0x00800000)
498#define MAC_CR_LOOPBK_ (0x00200000)
499#define MAC_CR_FDPX_ (0x00100000)
500#define MAC_CR_MCPAS_ (0x00080000)
501#define MAC_CR_PRMS_ (0x00040000)
502#define MAC_CR_INVFILT_ (0x00020000)
503#define MAC_CR_PASSBAD_ (0x00010000)
504#define MAC_CR_HFILT_ (0x00008000)
505#define MAC_CR_HPFILT_ (0x00002000)
506#define MAC_CR_LCOLL_ (0x00001000)
507#define MAC_CR_BCAST_ (0x00000800)
508#define MAC_CR_DISRTY_ (0x00000400)
509#define MAC_CR_PADSTR_ (0x00000100)
510#define MAC_CR_BOLMT_MASK_ (0x000000C0)
511#define MAC_CR_DFCHK_ (0x00000020)
512#define MAC_CR_TXEN_ (0x00000008)
513#define MAC_CR_RXEN_ (0x00000004)
514
515#define ADDRH (0x02) /* R/W mask 0x0000FFFFUL */
516#define ADDRL (0x03) /* R/W mask 0xFFFFFFFFUL */
517#define HASHH (0x04) /* R/W */
518#define HASHL (0x05) /* R/W */
519
520#define MII_ACC (0x06) /* R/W */
521#define MII_ACC_PHY_ADDR_ (0x0000F800)
522#define MII_ACC_MIIRINDA_ (0x000007C0)
523#define MII_ACC_MII_WRITE_ (0x00000002)
524#define MII_ACC_MII_BUSY_ (0x00000001)
525
526#define MII_DATA (0x07) /* R/W mask 0x0000FFFFUL */
527
528#define FLOW (0x08) /* R/W */
529#define FLOW_FCPT_ (0xFFFF0000)
530#define FLOW_FCPASS_ (0x00000004)
531#define FLOW_FCEN_ (0x00000002)
532#define FLOW_FCBSY_ (0x00000001)
533
534#define VLAN1 (0x09) /* R/W mask 0x0000FFFFUL */
535#define VLAN1_VTI1_ (0x0000ffff)
536
537#define VLAN2 (0x0A) /* R/W mask 0x0000FFFFUL */
538#define VLAN2_VTI2_ (0x0000ffff)
539
540#define WUFF (0x0B) /* WO */
541
542#define WUCSR (0x0C) /* R/W */
543#define WUCSR_GUE_ (0x00000200)
544#define WUCSR_WUFR_ (0x00000040)
545#define WUCSR_MPR_ (0x00000020)
546#define WUCSR_WAKE_EN_ (0x00000004)
547#define WUCSR_MPEN_ (0x00000002)
548
549/*
550 ****************************************************************************
551 * Chip Specific MII Defines
552 ****************************************************************************
553 *
554 * Phy register offsets and bit definitions
555 *
556 */
557
558#define PHY_MODE_CTRL_STS ((u32)17) /* Mode Control/Status Register */
559//#define MODE_CTRL_STS_FASTRIP_ ((u16)0x4000)
560#define MODE_CTRL_STS_EDPWRDOWN_ ((u16)0x2000)
561//#define MODE_CTRL_STS_LOWSQEN_ ((u16)0x0800)
562//#define MODE_CTRL_STS_MDPREBP_ ((u16)0x0400)
563//#define MODE_CTRL_STS_FARLOOPBACK_ ((u16)0x0200)
564//#define MODE_CTRL_STS_FASTEST_ ((u16)0x0100)
565//#define MODE_CTRL_STS_REFCLKEN_ ((u16)0x0010)
566//#define MODE_CTRL_STS_PHYADBP_ ((u16)0x0008)
567//#define MODE_CTRL_STS_FORCE_G_LINK_ ((u16)0x0004)
568#define MODE_CTRL_STS_ENERGYON_ ((u16)0x0002)
569
570#define PHY_INT_SRC ((u32)29)
571#define PHY_INT_SRC_ENERGY_ON_ ((u16)0x0080)
572#define PHY_INT_SRC_ANEG_COMP_ ((u16)0x0040)
573#define PHY_INT_SRC_REMOTE_FAULT_ ((u16)0x0020)
574#define PHY_INT_SRC_LINK_DOWN_ ((u16)0x0010)
575#define PHY_INT_SRC_ANEG_LP_ACK_ ((u16)0x0008)
576#define PHY_INT_SRC_PAR_DET_FAULT_ ((u16)0x0004)
577#define PHY_INT_SRC_ANEG_PGRX_ ((u16)0x0002)
578
579#define PHY_INT_MASK ((u32)30)
580#define PHY_INT_MASK_ENERGY_ON_ ((u16)0x0080)
581#define PHY_INT_MASK_ANEG_COMP_ ((u16)0x0040)
582#define PHY_INT_MASK_REMOTE_FAULT_ ((u16)0x0020)
583#define PHY_INT_MASK_LINK_DOWN_ ((u16)0x0010)
584#define PHY_INT_MASK_ANEG_LP_ACK_ ((u16)0x0008)
585#define PHY_INT_MASK_PAR_DET_FAULT_ ((u16)0x0004)
586#define PHY_INT_MASK_ANEG_PGRX_ ((u16)0x0002)
587
588#define PHY_SPECIAL ((u32)31)
589#define PHY_SPECIAL_ANEG_DONE_ ((u16)0x1000)
590#define PHY_SPECIAL_RES_ ((u16)0x0040)
591#define PHY_SPECIAL_RES_MASK_ ((u16)0x0FE1)
592#define PHY_SPECIAL_SPD_ ((u16)0x001C)
593#define PHY_SPECIAL_SPD_10HALF_ ((u16)0x0004)
594#define PHY_SPECIAL_SPD_10FULL_ ((u16)0x0014)
595#define PHY_SPECIAL_SPD_100HALF_ ((u16)0x0008)
596#define PHY_SPECIAL_SPD_100FULL_ ((u16)0x0018)
597
598#define LAN911X_INTERNAL_PHY_ID (0x0007C000)
599
600/* Chip ID values */
601#define CHIP_9115 0x115
602#define CHIP_9116 0x116
603#define CHIP_9117 0x117
604#define CHIP_9118 0x118
605
606struct chip_id {
607 u16 id;
608 char *name;
609};
610
611static const struct chip_id chip_ids[] = {
612 { CHIP_9115, "LAN9115" },
613 { CHIP_9116, "LAN9116" },
614 { CHIP_9117, "LAN9117" },
615 { CHIP_9118, "LAN9118" },
616 { 0, NULL },
617};
618
619#define IS_REV_A(x) ((x & 0xFFFF)==0)
620
621/*
622 * Macros to abstract register access according to the data bus
623 * capabilities. Please use those and not the in/out primitives.
624 */
625/* FIFO read/write macros */
626#define SMC_PUSH_DATA(p, l) SMC_outsl( ioaddr, TX_DATA_FIFO, p, (l) >> 2 )
627#define SMC_PULL_DATA(p, l) SMC_insl ( ioaddr, RX_DATA_FIFO, p, (l) >> 2 )
628#define SMC_SET_TX_FIFO(x) SMC_outl( x, ioaddr, TX_DATA_FIFO )
629#define SMC_GET_RX_FIFO() SMC_inl( ioaddr, RX_DATA_FIFO )
630
631
632/* I/O mapped register read/write macros */
633#define SMC_GET_TX_STS_FIFO() SMC_inl( ioaddr, TX_STATUS_FIFO )
634#define SMC_GET_RX_STS_FIFO() SMC_inl( ioaddr, RX_STATUS_FIFO )
635#define SMC_GET_RX_STS_FIFO_PEEK() SMC_inl( ioaddr, RX_STATUS_FIFO_PEEK )
636#define SMC_GET_PN() (SMC_inl( ioaddr, ID_REV ) >> 16)
637#define SMC_GET_REV() (SMC_inl( ioaddr, ID_REV ) & 0xFFFF)
638#define SMC_GET_IRQ_CFG() SMC_inl( ioaddr, INT_CFG )
639#define SMC_SET_IRQ_CFG(x) SMC_outl( x, ioaddr, INT_CFG )
640#define SMC_GET_INT() SMC_inl( ioaddr, INT_STS )
641#define SMC_ACK_INT(x) SMC_outl( x, ioaddr, INT_STS )
642#define SMC_GET_INT_EN() SMC_inl( ioaddr, INT_EN )
643#define SMC_SET_INT_EN(x) SMC_outl( x, ioaddr, INT_EN )
644#define SMC_GET_BYTE_TEST() SMC_inl( ioaddr, BYTE_TEST )
645#define SMC_SET_BYTE_TEST(x) SMC_outl( x, ioaddr, BYTE_TEST )
646#define SMC_GET_FIFO_INT() SMC_inl( ioaddr, FIFO_INT )
647#define SMC_SET_FIFO_INT(x) SMC_outl( x, ioaddr, FIFO_INT )
648#define SMC_SET_FIFO_TDA(x) \
649 do { \
650 unsigned long __flags; \
651 int __mask; \
652 local_irq_save(__flags); \
653 __mask = SMC_GET_FIFO_INT() & ~(0xFF<<24); \
654 SMC_SET_FIFO_INT( __mask | (x)<<24 ); \
655 local_irq_restore(__flags); \
656 } while (0)
657#define SMC_SET_FIFO_TSL(x) \
658 do { \
659 unsigned long __flags; \
660 int __mask; \
661 local_irq_save(__flags); \
662 __mask = SMC_GET_FIFO_INT() & ~(0xFF<<16); \
663 SMC_SET_FIFO_INT( __mask | (((x) & 0xFF)<<16)); \
664 local_irq_restore(__flags); \
665 } while (0)
666#define SMC_SET_FIFO_RSA(x) \
667 do { \
668 unsigned long __flags; \
669 int __mask; \
670 local_irq_save(__flags); \
671 __mask = SMC_GET_FIFO_INT() & ~(0xFF<<8); \
672 SMC_SET_FIFO_INT( __mask | (((x) & 0xFF)<<8)); \
673 local_irq_restore(__flags); \
674 } while (0)
675#define SMC_SET_FIFO_RSL(x) \
676 do { \
677 unsigned long __flags; \
678 int __mask; \
679 local_irq_save(__flags); \
680 __mask = SMC_GET_FIFO_INT() & ~0xFF; \
681 SMC_SET_FIFO_INT( __mask | ((x) & 0xFF)); \
682 local_irq_restore(__flags); \
683 } while (0)
684#define SMC_GET_RX_CFG() SMC_inl( ioaddr, RX_CFG )
685#define SMC_SET_RX_CFG(x) SMC_outl( x, ioaddr, RX_CFG )
686#define SMC_GET_TX_CFG() SMC_inl( ioaddr, TX_CFG )
687#define SMC_SET_TX_CFG(x) SMC_outl( x, ioaddr, TX_CFG )
688#define SMC_GET_HW_CFG() SMC_inl( ioaddr, HW_CFG )
689#define SMC_SET_HW_CFG(x) SMC_outl( x, ioaddr, HW_CFG )
690#define SMC_GET_RX_DP_CTRL() SMC_inl( ioaddr, RX_DP_CTRL )
691#define SMC_SET_RX_DP_CTRL(x) SMC_outl( x, ioaddr, RX_DP_CTRL )
692#define SMC_GET_PMT_CTRL() SMC_inl( ioaddr, PMT_CTRL )
693#define SMC_SET_PMT_CTRL(x) SMC_outl( x, ioaddr, PMT_CTRL )
694#define SMC_GET_GPIO_CFG() SMC_inl( ioaddr, GPIO_CFG )
695#define SMC_SET_GPIO_CFG(x) SMC_outl( x, ioaddr, GPIO_CFG )
696#define SMC_GET_RX_FIFO_INF() SMC_inl( ioaddr, RX_FIFO_INF )
697#define SMC_SET_RX_FIFO_INF(x) SMC_outl( x, ioaddr, RX_FIFO_INF )
698#define SMC_GET_TX_FIFO_INF() SMC_inl( ioaddr, TX_FIFO_INF )
699#define SMC_SET_TX_FIFO_INF(x) SMC_outl( x, ioaddr, TX_FIFO_INF )
700#define SMC_GET_GPT_CFG() SMC_inl( ioaddr, GPT_CFG )
701#define SMC_SET_GPT_CFG(x) SMC_outl( x, ioaddr, GPT_CFG )
702#define SMC_GET_RX_DROP() SMC_inl( ioaddr, RX_DROP )
703#define SMC_SET_RX_DROP(x) SMC_outl( x, ioaddr, RX_DROP )
704#define SMC_GET_MAC_CMD() SMC_inl( ioaddr, MAC_CSR_CMD )
705#define SMC_SET_MAC_CMD(x) SMC_outl( x, ioaddr, MAC_CSR_CMD )
706#define SMC_GET_MAC_DATA() SMC_inl( ioaddr, MAC_CSR_DATA )
707#define SMC_SET_MAC_DATA(x) SMC_outl( x, ioaddr, MAC_CSR_DATA )
708#define SMC_GET_AFC_CFG() SMC_inl( ioaddr, AFC_CFG )
709#define SMC_SET_AFC_CFG(x) SMC_outl( x, ioaddr, AFC_CFG )
710#define SMC_GET_E2P_CMD() SMC_inl( ioaddr, E2P_CMD )
711#define SMC_SET_E2P_CMD(x) SMC_outl( x, ioaddr, E2P_CMD )
712#define SMC_GET_E2P_DATA() SMC_inl( ioaddr, E2P_DATA )
713#define SMC_SET_E2P_DATA(x) SMC_outl( x, ioaddr, E2P_DATA )
714
715/* MAC register read/write macros */
716#define SMC_GET_MAC_CSR(a,v) \
717 do { \
718 while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \
719 SMC_SET_MAC_CMD(MAC_CSR_CMD_CSR_BUSY_ | \
720 MAC_CSR_CMD_R_NOT_W_ | (a) ); \
721 while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \
722 v = SMC_GET_MAC_DATA(); \
723 } while (0)
724#define SMC_SET_MAC_CSR(a,v) \
725 do { \
726 while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \
727 SMC_SET_MAC_DATA(v); \
728 SMC_SET_MAC_CMD(MAC_CSR_CMD_CSR_BUSY_ | (a) ); \
729 while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \
730 } while (0)
731#define SMC_GET_MAC_CR(x) SMC_GET_MAC_CSR( MAC_CR, x )
732#define SMC_SET_MAC_CR(x) SMC_SET_MAC_CSR( MAC_CR, x )
733#define SMC_GET_ADDRH(x) SMC_GET_MAC_CSR( ADDRH, x )
734#define SMC_SET_ADDRH(x) SMC_SET_MAC_CSR( ADDRH, x )
735#define SMC_GET_ADDRL(x) SMC_GET_MAC_CSR( ADDRL, x )
736#define SMC_SET_ADDRL(x) SMC_SET_MAC_CSR( ADDRL, x )
737#define SMC_GET_HASHH(x) SMC_GET_MAC_CSR( HASHH, x )
738#define SMC_SET_HASHH(x) SMC_SET_MAC_CSR( HASHH, x )
739#define SMC_GET_HASHL(x) SMC_GET_MAC_CSR( HASHL, x )
740#define SMC_SET_HASHL(x) SMC_SET_MAC_CSR( HASHL, x )
741#define SMC_GET_MII_ACC(x) SMC_GET_MAC_CSR( MII_ACC, x )
742#define SMC_SET_MII_ACC(x) SMC_SET_MAC_CSR( MII_ACC, x )
743#define SMC_GET_MII_DATA(x) SMC_GET_MAC_CSR( MII_DATA, x )
744#define SMC_SET_MII_DATA(x) SMC_SET_MAC_CSR( MII_DATA, x )
745#define SMC_GET_FLOW(x) SMC_GET_MAC_CSR( FLOW, x )
746#define SMC_SET_FLOW(x) SMC_SET_MAC_CSR( FLOW, x )
747#define SMC_GET_VLAN1(x) SMC_GET_MAC_CSR( VLAN1, x )
748#define SMC_SET_VLAN1(x) SMC_SET_MAC_CSR( VLAN1, x )
749#define SMC_GET_VLAN2(x) SMC_GET_MAC_CSR( VLAN2, x )
750#define SMC_SET_VLAN2(x) SMC_SET_MAC_CSR( VLAN2, x )
751#define SMC_SET_WUFF(x) SMC_SET_MAC_CSR( WUFF, x )
752#define SMC_GET_WUCSR(x) SMC_GET_MAC_CSR( WUCSR, x )
753#define SMC_SET_WUCSR(x) SMC_SET_MAC_CSR( WUCSR, x )
754
755/* PHY register read/write macros */
756#define SMC_GET_MII(a,phy,v) \
757 do { \
758 u32 __v; \
759 do { \
760 SMC_GET_MII_ACC(__v); \
761 } while ( __v & MII_ACC_MII_BUSY_ ); \
762 SMC_SET_MII_ACC( ((phy)<<11) | ((a)<<6) | \
763 MII_ACC_MII_BUSY_); \
764 do { \
765 SMC_GET_MII_ACC(__v); \
766 } while ( __v & MII_ACC_MII_BUSY_ ); \
767 SMC_GET_MII_DATA(v); \
768 } while (0)
769#define SMC_SET_MII(a,phy,v) \
770 do { \
771 u32 __v; \
772 do { \
773 SMC_GET_MII_ACC(__v); \
774 } while ( __v & MII_ACC_MII_BUSY_ ); \
775 SMC_SET_MII_DATA(v); \
776 SMC_SET_MII_ACC( ((phy)<<11) | ((a)<<6) | \
777 MII_ACC_MII_BUSY_ | \
778 MII_ACC_MII_WRITE_ ); \
779 do { \
780 SMC_GET_MII_ACC(__v); \
781 } while ( __v & MII_ACC_MII_BUSY_ ); \
782 } while (0)
783#define SMC_GET_PHY_BMCR(phy,x) SMC_GET_MII( MII_BMCR, phy, x )
784#define SMC_SET_PHY_BMCR(phy,x) SMC_SET_MII( MII_BMCR, phy, x )
785#define SMC_GET_PHY_BMSR(phy,x) SMC_GET_MII( MII_BMSR, phy, x )
786#define SMC_GET_PHY_ID1(phy,x) SMC_GET_MII( MII_PHYSID1, phy, x )
787#define SMC_GET_PHY_ID2(phy,x) SMC_GET_MII( MII_PHYSID2, phy, x )
788#define SMC_GET_PHY_MII_ADV(phy,x) SMC_GET_MII( MII_ADVERTISE, phy, x )
789#define SMC_SET_PHY_MII_ADV(phy,x) SMC_SET_MII( MII_ADVERTISE, phy, x )
790#define SMC_GET_PHY_MII_LPA(phy,x) SMC_GET_MII( MII_LPA, phy, x )
791#define SMC_SET_PHY_MII_LPA(phy,x) SMC_SET_MII( MII_LPA, phy, x )
792#define SMC_GET_PHY_CTRL_STS(phy,x) SMC_GET_MII( PHY_MODE_CTRL_STS, phy, x )
793#define SMC_SET_PHY_CTRL_STS(phy,x) SMC_SET_MII( PHY_MODE_CTRL_STS, phy, x )
794#define SMC_GET_PHY_INT_SRC(phy,x) SMC_GET_MII( PHY_INT_SRC, phy, x )
795#define SMC_SET_PHY_INT_SRC(phy,x) SMC_SET_MII( PHY_INT_SRC, phy, x )
796#define SMC_GET_PHY_INT_MASK(phy,x) SMC_GET_MII( PHY_INT_MASK, phy, x )
797#define SMC_SET_PHY_INT_MASK(phy,x) SMC_SET_MII( PHY_INT_MASK, phy, x )
798#define SMC_GET_PHY_SPECIAL(phy,x) SMC_GET_MII( PHY_SPECIAL, phy, x )
799
800
801
802/* Misc read/write macros */
803
804#ifndef SMC_GET_MAC_ADDR
805#define SMC_GET_MAC_ADDR(addr) \
806 do { \
807 unsigned int __v; \
808 \
809 SMC_GET_MAC_CSR(ADDRL, __v); \
810 addr[0] = __v; addr[1] = __v >> 8; \
811 addr[2] = __v >> 16; addr[3] = __v >> 24; \
812 SMC_GET_MAC_CSR(ADDRH, __v); \
813 addr[4] = __v; addr[5] = __v >> 8; \
814 } while (0)
815#endif
816
817#define SMC_SET_MAC_ADDR(addr) \
818 do { \
819 SMC_SET_MAC_CSR(ADDRL, \
820 addr[0] | \
821 (addr[1] << 8) | \
822 (addr[2] << 16) | \
823 (addr[3] << 24)); \
824 SMC_SET_MAC_CSR(ADDRH, addr[4]|(addr[5] << 8));\
825 } while (0)
826
827
828#define SMC_WRITE_EEPROM_CMD(cmd, addr) \
829 do { \
830 while (SMC_GET_E2P_CMD() & MAC_CSR_CMD_CSR_BUSY_); \
831 SMC_SET_MAC_CMD(MAC_CSR_CMD_R_NOT_W_ | a ); \
832 while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \
833 } while (0)
834
835#endif /* _SMC911X_H_ */
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