3 * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
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.
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., 59 Temple Place, Suite 330, Boston,
27 #define CONFIG_TX_DESCR_NUM 16
28 #define CONFIG_RX_DESCR_NUM 16
29 #define CONFIG_ETH_BUFSIZE 2048
30 #define TX_TOTAL_BUFSIZE (CONFIG_ETH_BUFSIZE * CONFIG_TX_DESCR_NUM)
31 #define RX_TOTAL_BUFSIZE (CONFIG_ETH_BUFSIZE * CONFIG_RX_DESCR_NUM)
33 #define CONFIG_MACRESET_TIMEOUT (3 * CONFIG_SYS_HZ)
34 #define CONFIG_MDIO_TIMEOUT (3 * CONFIG_SYS_HZ)
35 #define CONFIG_PHYRESET_TIMEOUT (3 * CONFIG_SYS_HZ)
36 #define CONFIG_AUTONEG_TIMEOUT (5 * CONFIG_SYS_HZ)
40 u32 framefilt; /* 0x04 */
41 u32 hashtablehigh; /* 0x08 */
42 u32 hashtablelow; /* 0x0c */
43 u32 miiaddr; /* 0x10 */
44 u32 miidata; /* 0x14 */
45 u32 flowcontrol; /* 0x18 */
46 u32 vlantag; /* 0x1c */
47 u32 version; /* 0x20 */
49 u32 intreg; /* 0x38 */
50 u32 intmask; /* 0x3c */
51 u32 macaddr0hi; /* 0x40 */
52 u32 macaddr0lo; /* 0x44 */
55 /* MAC configuration register definitions */
56 #define FRAMEBURSTENABLE (1 << 21)
57 #define MII_PORTSELECT (1 << 15)
58 #define FES_100 (1 << 14)
59 #define DISABLERXOWN (1 << 13)
60 #define FULLDPLXMODE (1 << 11)
61 #define RXENABLE (1 << 2)
62 #define TXENABLE (1 << 3)
64 /* MII address register definitions */
65 #define MII_BUSY (1 << 0)
66 #define MII_WRITE (1 << 1)
67 #define MII_CLKRANGE_60_100M (0)
68 #define MII_CLKRANGE_100_150M (0x4)
69 #define MII_CLKRANGE_20_35M (0x8)
70 #define MII_CLKRANGE_35_60M (0xC)
71 #define MII_CLKRANGE_150_250M (0x10)
72 #define MII_CLKRANGE_250_300M (0x14)
74 #define MIIADDRSHIFT (11)
75 #define MIIREGSHIFT (6)
76 #define MII_REGMSK (0x1F << 6)
77 #define MII_ADDRMSK (0x1F << 11)
81 u32 busmode; /* 0x00 */
82 u32 txpolldemand; /* 0x04 */
83 u32 rxpolldemand; /* 0x08 */
84 u32 rxdesclistaddr; /* 0x0c */
85 u32 txdesclistaddr; /* 0x10 */
86 u32 status; /* 0x14 */
87 u32 opmode; /* 0x18 */
88 u32 intenable; /* 0x1c */
90 u32 currhosttxdesc; /* 0x48 */
91 u32 currhostrxdesc; /* 0x4c */
92 u32 currhosttxbuffaddr; /* 0x50 */
93 u32 currhostrxbuffaddr; /* 0x54 */
96 #define DW_DMA_BASE_OFFSET (0x1000)
98 /* Bus mode register definitions */
99 #define FIXEDBURST (1 << 16)
100 #define PRIORXTX_41 (3 << 14)
101 #define PRIORXTX_31 (2 << 14)
102 #define PRIORXTX_21 (1 << 14)
103 #define PRIORXTX_11 (0 << 14)
104 #define BURST_1 (1 << 8)
105 #define BURST_2 (2 << 8)
106 #define BURST_4 (4 << 8)
107 #define BURST_8 (8 << 8)
108 #define BURST_16 (16 << 8)
109 #define BURST_32 (32 << 8)
110 #define RXHIGHPRIO (1 << 1)
111 #define DMAMAC_SRST (1 << 0)
113 /* Poll demand definitions */
114 #define POLL_DATA (0xFFFFFFFF)
116 /* Operation mode definitions */
117 #define STOREFORWARD (1 << 21)
118 #define FLUSHTXFIFO (1 << 20)
119 #define TXSTART (1 << 13)
120 #define TXSECONDFRAME (1 << 2)
121 #define RXSTART (1 << 1)
123 /* Descriptior related definitions */
124 #define MAC_MAX_FRAME_SZ (1600)
130 struct dmamacdescr *dmamac_next;
134 * txrx_status definitions
137 /* tx status bits definitions */
138 #if defined(CONFIG_DW_ALTDESCRIPTOR)
140 #define DESC_TXSTS_OWNBYDMA (1 << 31)
141 #define DESC_TXSTS_TXINT (1 << 30)
142 #define DESC_TXSTS_TXLAST (1 << 29)
143 #define DESC_TXSTS_TXFIRST (1 << 28)
144 #define DESC_TXSTS_TXCRCDIS (1 << 27)
146 #define DESC_TXSTS_TXPADDIS (1 << 26)
147 #define DESC_TXSTS_TXCHECKINSCTRL (3 << 22)
148 #define DESC_TXSTS_TXRINGEND (1 << 21)
149 #define DESC_TXSTS_TXCHAIN (1 << 20)
150 #define DESC_TXSTS_MSK (0x1FFFF << 0)
154 #define DESC_TXSTS_OWNBYDMA (1 << 31)
155 #define DESC_TXSTS_MSK (0x1FFFF << 0)
159 /* rx status bits definitions */
160 #define DESC_RXSTS_OWNBYDMA (1 << 31)
161 #define DESC_RXSTS_DAFILTERFAIL (1 << 30)
162 #define DESC_RXSTS_FRMLENMSK (0x3FFF << 16)
163 #define DESC_RXSTS_FRMLENSHFT (16)
165 #define DESC_RXSTS_ERROR (1 << 15)
166 #define DESC_RXSTS_RXTRUNCATED (1 << 14)
167 #define DESC_RXSTS_SAFILTERFAIL (1 << 13)
168 #define DESC_RXSTS_RXIPC_GIANTFRAME (1 << 12)
169 #define DESC_RXSTS_RXDAMAGED (1 << 11)
170 #define DESC_RXSTS_RXVLANTAG (1 << 10)
171 #define DESC_RXSTS_RXFIRST (1 << 9)
172 #define DESC_RXSTS_RXLAST (1 << 8)
173 #define DESC_RXSTS_RXIPC_GIANT (1 << 7)
174 #define DESC_RXSTS_RXCOLLISION (1 << 6)
175 #define DESC_RXSTS_RXFRAMEETHER (1 << 5)
176 #define DESC_RXSTS_RXWATCHDOG (1 << 4)
177 #define DESC_RXSTS_RXMIIERROR (1 << 3)
178 #define DESC_RXSTS_RXDRIBBLING (1 << 2)
179 #define DESC_RXSTS_RXCRC (1 << 1)
182 * dmamac_cntl definitions
185 /* tx control bits definitions */
186 #if defined(CONFIG_DW_ALTDESCRIPTOR)
188 #define DESC_TXCTRL_SIZE1MASK (0x1FFF << 0)
189 #define DESC_TXCTRL_SIZE1SHFT (0)
190 #define DESC_TXCTRL_SIZE2MASK (0x1FFF << 16)
191 #define DESC_TXCTRL_SIZE2SHFT (16)
195 #define DESC_TXCTRL_TXINT (1 << 31)
196 #define DESC_TXCTRL_TXLAST (1 << 30)
197 #define DESC_TXCTRL_TXFIRST (1 << 29)
198 #define DESC_TXCTRL_TXCHECKINSCTRL (3 << 27)
199 #define DESC_TXCTRL_TXCRCDIS (1 << 26)
200 #define DESC_TXCTRL_TXRINGEND (1 << 25)
201 #define DESC_TXCTRL_TXCHAIN (1 << 24)
203 #define DESC_TXCTRL_SIZE1MASK (0x7FF << 0)
204 #define DESC_TXCTRL_SIZE1SHFT (0)
205 #define DESC_TXCTRL_SIZE2MASK (0x7FF << 11)
206 #define DESC_TXCTRL_SIZE2SHFT (11)
210 /* rx control bits definitions */
211 #if defined(CONFIG_DW_ALTDESCRIPTOR)
213 #define DESC_RXCTRL_RXINTDIS (1 << 31)
214 #define DESC_RXCTRL_RXRINGEND (1 << 15)
215 #define DESC_RXCTRL_RXCHAIN (1 << 14)
217 #define DESC_RXCTRL_SIZE1MASK (0x1FFF << 0)
218 #define DESC_RXCTRL_SIZE1SHFT (0)
219 #define DESC_RXCTRL_SIZE2MASK (0x1FFF << 16)
220 #define DESC_RXCTRL_SIZE2SHFT (16)
224 #define DESC_RXCTRL_RXINTDIS (1 << 31)
225 #define DESC_RXCTRL_RXRINGEND (1 << 25)
226 #define DESC_RXCTRL_RXCHAIN (1 << 24)
228 #define DESC_RXCTRL_SIZE1MASK (0x7FF << 0)
229 #define DESC_RXCTRL_SIZE1SHFT (0)
230 #define DESC_RXCTRL_SIZE2MASK (0x7FF << 11)
231 #define DESC_RXCTRL_SIZE2SHFT (11)
246 struct dmamacdescr tx_mac_descrtable[CONFIG_TX_DESCR_NUM];
247 struct dmamacdescr rx_mac_descrtable[CONFIG_RX_DESCR_NUM];
249 char txbuffs[TX_TOTAL_BUFSIZE];
250 char rxbuffs[RX_TOTAL_BUFSIZE];
252 struct eth_mac_regs *mac_regs_p;
253 struct eth_dma_regs *dma_regs_p;
255 struct eth_device *dev;
256 } __attribute__ ((aligned(8)));
258 /* Speed specific definitions */
261 #define SPEED_1000M 3
263 /* Duplex mode specific definitions */
264 #define HALF_DUPLEX 1
265 #define FULL_DUPLEX 2