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Diffstat (limited to 'drivers/net/stmmac/gmac.h')
-rw-r--r-- | drivers/net/stmmac/gmac.h | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/drivers/net/stmmac/gmac.h b/drivers/net/stmmac/gmac.h new file mode 100644 index 000000000000..684a363120a9 --- /dev/null +++ b/drivers/net/stmmac/gmac.h | |||
@@ -0,0 +1,204 @@ | |||
1 | /******************************************************************************* | ||
2 | Copyright (C) 2007-2009 STMicroelectronics Ltd | ||
3 | |||
4 | This program is free software; you can redistribute it and/or modify it | ||
5 | under the terms and conditions of the GNU General Public License, | ||
6 | version 2, as published by the Free Software Foundation. | ||
7 | |||
8 | This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | more details. | ||
12 | |||
13 | You should have received a copy of the GNU General Public License along with | ||
14 | this program; if not, write to the Free Software Foundation, Inc., | ||
15 | 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | ||
16 | |||
17 | The full GNU General Public License is included in this distribution in | ||
18 | the file called "COPYING". | ||
19 | |||
20 | Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> | ||
21 | *******************************************************************************/ | ||
22 | |||
23 | #define GMAC_CONTROL 0x00000000 /* Configuration */ | ||
24 | #define GMAC_FRAME_FILTER 0x00000004 /* Frame Filter */ | ||
25 | #define GMAC_HASH_HIGH 0x00000008 /* Multicast Hash Table High */ | ||
26 | #define GMAC_HASH_LOW 0x0000000c /* Multicast Hash Table Low */ | ||
27 | #define GMAC_MII_ADDR 0x00000010 /* MII Address */ | ||
28 | #define GMAC_MII_DATA 0x00000014 /* MII Data */ | ||
29 | #define GMAC_FLOW_CTRL 0x00000018 /* Flow Control */ | ||
30 | #define GMAC_VLAN_TAG 0x0000001c /* VLAN Tag */ | ||
31 | #define GMAC_VERSION 0x00000020 /* GMAC CORE Version */ | ||
32 | #define GMAC_WAKEUP_FILTER 0x00000028 /* Wake-up Frame Filter */ | ||
33 | |||
34 | #define GMAC_INT_STATUS 0x00000038 /* interrupt status register */ | ||
35 | enum gmac_irq_status { | ||
36 | time_stamp_irq = 0x0200, | ||
37 | mmc_rx_csum_offload_irq = 0x0080, | ||
38 | mmc_tx_irq = 0x0040, | ||
39 | mmc_rx_irq = 0x0020, | ||
40 | mmc_irq = 0x0010, | ||
41 | pmt_irq = 0x0008, | ||
42 | pcs_ane_irq = 0x0004, | ||
43 | pcs_link_irq = 0x0002, | ||
44 | rgmii_irq = 0x0001, | ||
45 | }; | ||
46 | #define GMAC_INT_MASK 0x0000003c /* interrupt mask register */ | ||
47 | |||
48 | /* PMT Control and Status */ | ||
49 | #define GMAC_PMT 0x0000002c | ||
50 | enum power_event { | ||
51 | pointer_reset = 0x80000000, | ||
52 | global_unicast = 0x00000200, | ||
53 | wake_up_rx_frame = 0x00000040, | ||
54 | magic_frame = 0x00000020, | ||
55 | wake_up_frame_en = 0x00000004, | ||
56 | magic_pkt_en = 0x00000002, | ||
57 | power_down = 0x00000001, | ||
58 | }; | ||
59 | |||
60 | /* GMAC HW ADDR regs */ | ||
61 | #define GMAC_ADDR_HIGH(reg) (0x00000040+(reg * 8)) | ||
62 | #define GMAC_ADDR_LOW(reg) (0x00000044+(reg * 8)) | ||
63 | #define GMAC_MAX_UNICAST_ADDRESSES 16 | ||
64 | |||
65 | #define GMAC_AN_CTRL 0x000000c0 /* AN control */ | ||
66 | #define GMAC_AN_STATUS 0x000000c4 /* AN status */ | ||
67 | #define GMAC_ANE_ADV 0x000000c8 /* Auto-Neg. Advertisement */ | ||
68 | #define GMAC_ANE_LINK 0x000000cc /* Auto-Neg. link partener ability */ | ||
69 | #define GMAC_ANE_EXP 0x000000d0 /* ANE expansion */ | ||
70 | #define GMAC_TBI 0x000000d4 /* TBI extend status */ | ||
71 | #define GMAC_GMII_STATUS 0x000000d8 /* S/R-GMII status */ | ||
72 | |||
73 | /* GMAC Configuration defines */ | ||
74 | #define GMAC_CONTROL_TC 0x01000000 /* Transmit Conf. in RGMII/SGMII */ | ||
75 | #define GMAC_CONTROL_WD 0x00800000 /* Disable Watchdog on receive */ | ||
76 | #define GMAC_CONTROL_JD 0x00400000 /* Jabber disable */ | ||
77 | #define GMAC_CONTROL_BE 0x00200000 /* Frame Burst Enable */ | ||
78 | #define GMAC_CONTROL_JE 0x00100000 /* Jumbo frame */ | ||
79 | enum inter_frame_gap { | ||
80 | GMAC_CONTROL_IFG_88 = 0x00040000, | ||
81 | GMAC_CONTROL_IFG_80 = 0x00020000, | ||
82 | GMAC_CONTROL_IFG_40 = 0x000e0000, | ||
83 | }; | ||
84 | #define GMAC_CONTROL_DCRS 0x00010000 /* Disable carrier sense during tx */ | ||
85 | #define GMAC_CONTROL_PS 0x00008000 /* Port Select 0:GMI 1:MII */ | ||
86 | #define GMAC_CONTROL_FES 0x00004000 /* Speed 0:10 1:100 */ | ||
87 | #define GMAC_CONTROL_DO 0x00002000 /* Disable Rx Own */ | ||
88 | #define GMAC_CONTROL_LM 0x00001000 /* Loop-back mode */ | ||
89 | #define GMAC_CONTROL_DM 0x00000800 /* Duplex Mode */ | ||
90 | #define GMAC_CONTROL_IPC 0x00000400 /* Checksum Offload */ | ||
91 | #define GMAC_CONTROL_DR 0x00000200 /* Disable Retry */ | ||
92 | #define GMAC_CONTROL_LUD 0x00000100 /* Link up/down */ | ||
93 | #define GMAC_CONTROL_ACS 0x00000080 /* Automatic Pad Stripping */ | ||
94 | #define GMAC_CONTROL_DC 0x00000010 /* Deferral Check */ | ||
95 | #define GMAC_CONTROL_TE 0x00000008 /* Transmitter Enable */ | ||
96 | #define GMAC_CONTROL_RE 0x00000004 /* Receiver Enable */ | ||
97 | |||
98 | #define GMAC_CORE_INIT (GMAC_CONTROL_JD | GMAC_CONTROL_PS | GMAC_CONTROL_ACS | \ | ||
99 | GMAC_CONTROL_IPC | GMAC_CONTROL_JE | GMAC_CONTROL_BE) | ||
100 | |||
101 | /* GMAC Frame Filter defines */ | ||
102 | #define GMAC_FRAME_FILTER_PR 0x00000001 /* Promiscuous Mode */ | ||
103 | #define GMAC_FRAME_FILTER_HUC 0x00000002 /* Hash Unicast */ | ||
104 | #define GMAC_FRAME_FILTER_HMC 0x00000004 /* Hash Multicast */ | ||
105 | #define GMAC_FRAME_FILTER_DAIF 0x00000008 /* DA Inverse Filtering */ | ||
106 | #define GMAC_FRAME_FILTER_PM 0x00000010 /* Pass all multicast */ | ||
107 | #define GMAC_FRAME_FILTER_DBF 0x00000020 /* Disable Broadcast frames */ | ||
108 | #define GMAC_FRAME_FILTER_SAIF 0x00000100 /* Inverse Filtering */ | ||
109 | #define GMAC_FRAME_FILTER_SAF 0x00000200 /* Source Address Filter */ | ||
110 | #define GMAC_FRAME_FILTER_HPF 0x00000400 /* Hash or perfect Filter */ | ||
111 | #define GMAC_FRAME_FILTER_RA 0x80000000 /* Receive all mode */ | ||
112 | /* GMII ADDR defines */ | ||
113 | #define GMAC_MII_ADDR_WRITE 0x00000002 /* MII Write */ | ||
114 | #define GMAC_MII_ADDR_BUSY 0x00000001 /* MII Busy */ | ||
115 | /* GMAC FLOW CTRL defines */ | ||
116 | #define GMAC_FLOW_CTRL_PT_MASK 0xffff0000 /* Pause Time Mask */ | ||
117 | #define GMAC_FLOW_CTRL_PT_SHIFT 16 | ||
118 | #define GMAC_FLOW_CTRL_RFE 0x00000004 /* Rx Flow Control Enable */ | ||
119 | #define GMAC_FLOW_CTRL_TFE 0x00000002 /* Tx Flow Control Enable */ | ||
120 | #define GMAC_FLOW_CTRL_FCB_BPA 0x00000001 /* Flow Control Busy ... */ | ||
121 | |||
122 | /*--- DMA BLOCK defines ---*/ | ||
123 | /* DMA Bus Mode register defines */ | ||
124 | #define DMA_BUS_MODE_SFT_RESET 0x00000001 /* Software Reset */ | ||
125 | #define DMA_BUS_MODE_DA 0x00000002 /* Arbitration scheme */ | ||
126 | #define DMA_BUS_MODE_DSL_MASK 0x0000007c /* Descriptor Skip Length */ | ||
127 | #define DMA_BUS_MODE_DSL_SHIFT 2 /* (in DWORDS) */ | ||
128 | /* Programmable burst length (passed thorugh platform)*/ | ||
129 | #define DMA_BUS_MODE_PBL_MASK 0x00003f00 /* Programmable Burst Len */ | ||
130 | #define DMA_BUS_MODE_PBL_SHIFT 8 | ||
131 | |||
132 | enum rx_tx_priority_ratio { | ||
133 | double_ratio = 0x00004000, /*2:1 */ | ||
134 | triple_ratio = 0x00008000, /*3:1 */ | ||
135 | quadruple_ratio = 0x0000c000, /*4:1 */ | ||
136 | }; | ||
137 | |||
138 | #define DMA_BUS_MODE_FB 0x00010000 /* Fixed burst */ | ||
139 | #define DMA_BUS_MODE_RPBL_MASK 0x003e0000 /* Rx-Programmable Burst Len */ | ||
140 | #define DMA_BUS_MODE_RPBL_SHIFT 17 | ||
141 | #define DMA_BUS_MODE_USP 0x00800000 | ||
142 | #define DMA_BUS_MODE_4PBL 0x01000000 | ||
143 | #define DMA_BUS_MODE_AAL 0x02000000 | ||
144 | |||
145 | /* DMA CRS Control and Status Register Mapping */ | ||
146 | #define DMA_HOST_TX_DESC 0x00001048 /* Current Host Tx descriptor */ | ||
147 | #define DMA_HOST_RX_DESC 0x0000104c /* Current Host Rx descriptor */ | ||
148 | /* DMA Bus Mode register defines */ | ||
149 | #define DMA_BUS_PR_RATIO_MASK 0x0000c000 /* Rx/Tx priority ratio */ | ||
150 | #define DMA_BUS_PR_RATIO_SHIFT 14 | ||
151 | #define DMA_BUS_FB 0x00010000 /* Fixed Burst */ | ||
152 | |||
153 | /* DMA operation mode defines (start/stop tx/rx are placed in common header)*/ | ||
154 | #define DMA_CONTROL_DT 0x04000000 /* Disable Drop TCP/IP csum error */ | ||
155 | #define DMA_CONTROL_RSF 0x02000000 /* Receive Store and Forward */ | ||
156 | #define DMA_CONTROL_DFF 0x01000000 /* Disaable flushing */ | ||
157 | /* Theshold for Activating the FC */ | ||
158 | enum rfa { | ||
159 | act_full_minus_1 = 0x00800000, | ||
160 | act_full_minus_2 = 0x00800200, | ||
161 | act_full_minus_3 = 0x00800400, | ||
162 | act_full_minus_4 = 0x00800600, | ||
163 | }; | ||
164 | /* Theshold for Deactivating the FC */ | ||
165 | enum rfd { | ||
166 | deac_full_minus_1 = 0x00400000, | ||
167 | deac_full_minus_2 = 0x00400800, | ||
168 | deac_full_minus_3 = 0x00401000, | ||
169 | deac_full_minus_4 = 0x00401800, | ||
170 | }; | ||
171 | #define DMA_CONTROL_TSF 0x00200000 /* Transmit Store and Forward */ | ||
172 | #define DMA_CONTROL_FTF 0x00100000 /* Flush transmit FIFO */ | ||
173 | |||
174 | enum ttc_control { | ||
175 | DMA_CONTROL_TTC_64 = 0x00000000, | ||
176 | DMA_CONTROL_TTC_128 = 0x00004000, | ||
177 | DMA_CONTROL_TTC_192 = 0x00008000, | ||
178 | DMA_CONTROL_TTC_256 = 0x0000c000, | ||
179 | DMA_CONTROL_TTC_40 = 0x00010000, | ||
180 | DMA_CONTROL_TTC_32 = 0x00014000, | ||
181 | DMA_CONTROL_TTC_24 = 0x00018000, | ||
182 | DMA_CONTROL_TTC_16 = 0x0001c000, | ||
183 | }; | ||
184 | #define DMA_CONTROL_TC_TX_MASK 0xfffe3fff | ||
185 | |||
186 | #define DMA_CONTROL_EFC 0x00000100 | ||
187 | #define DMA_CONTROL_FEF 0x00000080 | ||
188 | #define DMA_CONTROL_FUF 0x00000040 | ||
189 | |||
190 | enum rtc_control { | ||
191 | DMA_CONTROL_RTC_64 = 0x00000000, | ||
192 | DMA_CONTROL_RTC_32 = 0x00000008, | ||
193 | DMA_CONTROL_RTC_96 = 0x00000010, | ||
194 | DMA_CONTROL_RTC_128 = 0x00000018, | ||
195 | }; | ||
196 | #define DMA_CONTROL_TC_RX_MASK 0xffffffe7 | ||
197 | |||
198 | #define DMA_CONTROL_OSF 0x00000004 /* Operate on second frame */ | ||
199 | |||
200 | /* MMC registers offset */ | ||
201 | #define GMAC_MMC_CTRL 0x100 | ||
202 | #define GMAC_MMC_RX_INTR 0x104 | ||
203 | #define GMAC_MMC_TX_INTR 0x108 | ||
204 | #define GMAC_MMC_RX_CSUM_OFFLOAD 0x208 | ||