2 * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 static unsigned char *PCI_MEMR;
25 static void mac_delay(unsigned int cnt)
30 static void mac_pci_setup(void)
32 unsigned long pci_data;
38 PCI_PDR = pci_data | 0x00000007;
41 PCI_MEMR = (unsigned char *)((PCI_PDR | 0xFE240050) & 0xFFFFFFF0);
44 static void EECS(int level)
46 unsigned char data = *PCI_MEMR;
49 *PCI_MEMR = data | 0x08;
51 *PCI_MEMR = data & 0xf7;
54 static void EECLK(int level)
56 unsigned char data = *PCI_MEMR;
59 *PCI_MEMR = data | 0x04;
61 *PCI_MEMR = data & 0xfb;
64 static void EEDI(int level)
66 unsigned char data = *PCI_MEMR;
69 *PCI_MEMR = data | 0x02;
71 *PCI_MEMR = data & 0xfd;
74 static inline void sh7785lcr_bitset(unsigned short bit)
88 static inline unsigned char sh7785lcr_bitget(void)
94 bit = *PCI_MEMR & 0x01;
101 static inline void sh7785lcr_setcmd(unsigned char command)
103 sh7785lcr_bitset(BIT_DUMMY);
135 static inline unsigned short sh7785lcr_getdt(void)
137 unsigned short data = 0;
140 sh7785lcr_bitget(); /* DUMMY */
141 for (i = 0 ; i < 16 ; i++) {
143 data |= sh7785lcr_bitget();
148 static inline void sh7785lcr_setadd(unsigned short address)
150 sh7785lcr_bitset(address & 0x0020); /* A5 */
151 sh7785lcr_bitset(address & 0x0010); /* A4 */
152 sh7785lcr_bitset(address & 0x0008); /* A3 */
153 sh7785lcr_bitset(address & 0x0004); /* A2 */
154 sh7785lcr_bitset(address & 0x0002); /* A1 */
155 sh7785lcr_bitset(address & 0x0001); /* A0 */
158 static inline void sh7785lcr_setdata(unsigned short data)
160 sh7785lcr_bitset(data & 0x8000);
161 sh7785lcr_bitset(data & 0x4000);
162 sh7785lcr_bitset(data & 0x2000);
163 sh7785lcr_bitset(data & 0x1000);
164 sh7785lcr_bitset(data & 0x0800);
165 sh7785lcr_bitset(data & 0x0400);
166 sh7785lcr_bitset(data & 0x0200);
167 sh7785lcr_bitset(data & 0x0100);
168 sh7785lcr_bitset(data & 0x0080);
169 sh7785lcr_bitset(data & 0x0040);
170 sh7785lcr_bitset(data & 0x0020);
171 sh7785lcr_bitset(data & 0x0010);
172 sh7785lcr_bitset(data & 0x0008);
173 sh7785lcr_bitset(data & 0x0004);
174 sh7785lcr_bitset(data & 0x0002);
175 sh7785lcr_bitset(data & 0x0001);
178 static void sh7785lcr_datawrite(const unsigned short *data, unsigned short address,
183 for (i = 0; i < count; i++) {
188 sh7785lcr_setcmd(MAC_EEP_WRITE);
189 sh7785lcr_setadd(address++);
190 sh7785lcr_setdata(*(data + i));
199 static void sh7785lcr_macerase(void)
202 unsigned short pci_address = 7;
204 for (i = 0; i < 3; i++) {
208 sh7785lcr_setcmd(MAC_EEP_ERACE);
209 sh7785lcr_setadd(pci_address++);
218 printf("\n\nErace End\n");
219 for (i = 0; i < 10; i++)
223 static void sh7785lcr_macwrite(unsigned short *data)
225 sh7785lcr_macerase();
227 sh7785lcr_datawrite(EEPROM_W_Data_8169_A, 0x0000, 7);
228 sh7785lcr_datawrite(data, PCI_EEP_ADDRESS, PCI_MAC_ADDRESS_SIZE);
229 sh7785lcr_datawrite(EEPROM_W_Data_8169_B, 0x000a, 54);
232 void sh7785lcr_macdtrd(unsigned char *buf, unsigned short address, unsigned int count)
237 for (i = 0 ; i < count; i++) {
241 sh7785lcr_setcmd(MAC_EEP_READ);
242 sh7785lcr_setadd(address++);
243 wk = sh7785lcr_getdt();
245 *buf++ = (unsigned char)(wk & 0xff);
246 *buf++ = (unsigned char)((wk >> 8) & 0xff);
253 static void sh7785lcr_macadrd(unsigned char *buf)
255 *PCI_MEMR = PCI_PROG;
257 sh7785lcr_macdtrd(buf, PCI_EEP_ADDRESS, PCI_MAC_ADDRESS_SIZE);
260 static void sh7785lcr_eepewen(void)
262 *PCI_MEMR = PCI_PROG;
270 sh7785lcr_setcmd(MAC_EEP_EWEN);
273 sh7785lcr_bitset(BIT_DUMMY);
274 sh7785lcr_bitset(BIT_DUMMY);
275 sh7785lcr_bitset(BIT_DUMMY);
276 sh7785lcr_bitset(BIT_DUMMY);
284 void mac_write(unsigned short *data)
288 sh7785lcr_macwrite(data);
293 unsigned char data[6];
296 sh7785lcr_macadrd(data);
297 printf("Mac = %02x:%02x:%02x:%02x:%02x:%02x\n",
298 data[0], data[1], data[2], data[3], data[4], data[5]);
301 int do_set_mac(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
304 unsigned char mac[6];
314 for (i = 0; i < 6; i++) {
315 mac[i] = s ? simple_strtoul(s, &e, 16) : 0;
317 s = (*e) ? e + 1 : e;
319 mac_write((unsigned short *)mac);
325 setmac, 2, 1, do_set_mac,
326 "write MAC address for RTL8110SCL",
328 "setmac <mac address> - write MAC address for RTL8110SCL\n"
331 int do_print_mac(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
344 printmac, 1, 1, do_print_mac,
345 "print MAC address for RTL8110",
347 " - print MAC address for RTL8110\n"