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[u-boot/qq2440-u-boot.git] / board / funkwerk / vovpn-gw / vovpn-gw.c
blobc2aad6eb05f6860d81887cc9e559ee380cd77932
1 /*
2 * (C) Copyright 2004
3 * Elmeg Communications Systems GmbH, Juergen Selent (j.selent@elmeg.de)
4 *
5 * Support for the Elmeg VoVPN Gateway Module
6 *
7 * SPDX-License-Identifier: GPL-2.0+
8 */
9
10 #include <common.h>
11 #include <ioports.h>
12 #include <mpc8260.h>
13 #include <asm/m8260_pci.h>
14 #include <miiphy.h>
15 #include <linux/compiler.h>
16
17 #include "m88e6060.h"
18
19 /*
20 * I/O Port configuration table
21 *
22 * if conf is 1, then that port pin will be configured at boot time
23 * according to the five values podr/pdir/ppar/psor/pdat for that entry
24 */
25
26 const iop_conf_t iop_conf_tab[4][32] = {
27 /* Port A configuration */
28 { /* conf ppar psor pdir podr pdat */
29 /* PA31 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1252 */
30 /* PA30 */ { 1, 0, 0, 0, 0, 0 }, /* GPI BP_RES */
31 /* PA29 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1253 */
32 /* PA28 */ { 1, 1, 1, 1, 0, 0 }, /* FCC1 RMII TX_EN */
33 /* PA27 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 RMII CRS_DV */
34 /* PA26 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 RMII RX_ERR */
35 /* PA25 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
36 /* PA24 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
37 /* PA23 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
38 /* PA22 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
39 /* PA21 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
40 /* PA20 */ { 1, 0, 0, 1, 0, 1 }, /* GPO LED STATUS */
41 /* PA19 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 RMII TxD[1] */
42 /* PA18 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 RMII TxD[0] */
43 /* PA17 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 RMII RxD[0] */
44 /* PA16 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 RMII RxD[1] */
45 /* PA15 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1255 */
46 /* PA14 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP???? */
47 /* PA13 */ { 1, 0, 0, 1, 0, 1 }, /* GPO EN_BCTL1 XXX jse */
48 /* PA12 */ { 1, 0, 0, 1, 0, 0 }, /* GPO SWITCH RESET */
49 /* PA11 */ { 1, 0, 0, 1, 0, 0 }, /* GPO DSP SL1 RESET */
50 /* PA10 */ { 1, 0, 0, 1, 0, 0 }, /* GPO DSP SL2 RESET */
51 /* PA9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
52 /* PA8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
53 /* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
54 /* PA6 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
55 /* PA5 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
56 /* PA4 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
57 /* PA3 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
58 /* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
59 /* PA1 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
60 /* PA0 */ { 0, 0, 0, 0, 0, 0 } /* pin does not exit */
61 },
62
63 /* Port B configuration */
64 { /* conf ppar psor pdir podr pdat */
65 /* PB31 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1257 */
66 /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 RMII CRS_DV */
67 /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 RMII TX_EN */
68 /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 RMII RX_ERR */
69 /* PB27 */ { 1, 1, 1, 0, 1, 0 }, /* TDM_B2 L1TXD XXX val=0 */
70 /* PB26 */ { 1, 1, 1, 0, 1, 0 }, /* TDM_B2 L1RXD XXX val,dr */
71 /* PB25 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1259 */
72 /* PB24 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_B2 L1RSYNC */
73 /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 RMII TxD[1] */
74 /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 RMII TxD[0] */
75 /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 RMII RxD[0] */
76 /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 RMII RxD[1] */
77 /* PB19 */ { 1, 0, 0, 1, 0, 1 }, /* GPO PHY MDC */
78 /* PB18 */ { 1, 0, 0, 0, 0, 0 }, /* GPIO PHY MDIO */
79 /* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
80 /* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
81 /* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
82 /* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
83 /* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
84 /* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
85 /* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
86 /* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
87 /* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
88 /* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
89 /* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
90 /* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
91 /* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
92 /* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
93 /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
94 /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
95 /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
96 /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin does not exist */
97 },
98
99 /* Port C */
100 { /* conf ppar psor pdir podr pdat */
101 /* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
102 /* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
103 /* PC29 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1183 */
104 /* PC28 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1184 */
105 /* PC27 */ { 1, 1, 0, 0, 0, 0 }, /* CLK5 TDM_A1 RX */
106 /* PC26 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1185 */
107 /* PC25 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1178 */
108 /* PC24 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1186 */
109 /* PC23 */ { 1, 1, 0, 0, 0, 0 }, /* CLK9 TDM_B2 RX */
110 /* PC22 */ { 1, 1, 0, 0, 0, 0 }, /* CLK10 FCC1 RMII REFCLK */
111 /* PC21 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1187 */
112 /* PC20 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1182 */
113 /* PC19 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1188 */
114 /* PC18 */ { 1, 0, 0, 1, 0, 0 }, /* GPO HW RESET */
115 /* PC17 */ { 1, 1, 0, 1, 0, 0 }, /* BRG8 SWITCH CLKIN */
116 /* PC16 */ { 1, 1, 0, 0, 0, 0 }, /* CLK16 FCC2 RMII REFCLK */
117 /* PC15 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL1_MTYPE_3 */
118 /* PC14 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL1_MTYPE_2 */
119 /* PC13 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL1_MTYPE_1 */
120 /* PC12 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL1_MTYPE_0 */
121 /* PC11 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1176 */
122 /* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1177 */
123 /* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL2_MTYPE_3 */
124 /* PC8 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL2_MTYPE_2 */
125 /* PC7 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL2_MTYPE_1 */
126 /* PC6 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL2_MTYPE_0 */
127 /* PC5 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
128 /* PC4 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
129 /* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
130 /* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
131 /* PC1 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1192 */
132 /* PC0 */ { 1, 0, 0, 0, 0, 0 }, /* GPI RACK */
133 },
134
135 /* Port D */
136 { /* conf ppar psor pdir podr pdat */
137 /* PD31 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1193 */
138 /* PD30 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1194 */
139 /* PD29 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1195 */
140 /* PD28 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
141 /* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
142 /* PD26 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
143 /* PD25 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1179 */
144 /* PD24 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1180 */
145 /* PD23 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1181 */
146 /* PD22 */ { 1, 1, 1, 0, 1, 0 }, /* TDM_A2 L1TXD */
147 /* PD21 */ { 1, 1, 1, 0, 1, 0 }, /* TDM_A2 L1RXD */
148 /* PD20 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_A2 L1RSYNC */
149 /* PD19 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1196 */
150 /* PD18 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1197 */
151 /* PD17 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1198 */
152 /* PD16 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1199 */
153 /* PD15 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1250 */
154 /* PD14 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1251 */
155 /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
156 /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
157 /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
158 /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
159 /* PD9 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
160 /* PD8 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
161 /* PD7 */ { 0, 0, 0, 1, 0, 0 }, /* GPO FL_BYTE */
162 /* PD6 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
163 /* PD5 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
164 /* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
165 /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
166 /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
167 /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
168 /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin does not exist */
169 }
170 };
171
172 void reset_phy (void)
173 {
174 volatile ioport_t *iop;
175 #if defined(CONFIG_CMD_NET)
176 int i;
177 unsigned short val;
178 #endif
179
180 iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 0);
181
182 /* Reset the PHY */
183 iop->pdat &= 0xfff7ffff; /* PA12 = |SWITCH_RESET */
184 #if defined(CONFIG_CMD_NET)
185 udelay(20000);
186 iop->pdat |= 0x00080000;
187 for (i=0; i<100; i++) {
188 udelay(20000);
189 if (bb_miiphy_read("FCC1", CONFIG_SYS_PHY_ADDR,2,&val ) == 0) {
190 break;
191 }
192 }
193 /* initialize switch */
194 m88e6060_initialize( CONFIG_SYS_PHY_ADDR );
195 #endif
196 }
197
198 static unsigned long UPMATable[] = {
199 0x8fffec00, 0x0ffcfc00, 0x0ffcfc00, 0x0ffcfc00, /* Words 0 to 3 */
200 0x0ffcfc04, 0x3ffdfc00, 0xfffffc01, 0xfffffc01, /* Words 4 to 7 */
201 0xfffffc00, 0xfffffc04, 0xfffffc01, 0xfffffc00, /* Words 8 to 11 */
202 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 12 to 15 */
203 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 16 to 19 */
204 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 20 to 23 */
205 0x8fffec00, 0x00fffc00, 0x00fffc00, 0x00fffc00, /* Words 24 to 27 */
206 0x0ffffc04, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 28 to 31 */
207 0xfffffc00, 0xfffffc01, 0xfffffc01, 0xfffffc00, /* Words 32 to 35 */
208 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 36 to 39 */
209 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 40 to 43 */
210 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 44 to 47 */
211 0xfffffc00, 0xfffffc04, 0xfffffc01, 0xfffffc00, /* Words 48 to 51 */
212 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 52 to 55 */
213 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 56 to 59 */
214 0xffffec00, 0xffffec04, 0xffffec00, 0xfffffc01 /* Words 60 to 63 */
215 };
216
217 int board_early_init_f (void)
218 {
219 volatile immap_t *immap;
220 volatile memctl8260_t *memctl;
221 volatile unsigned char *dummy;
222 int i;
223
224 immap = (immap_t *) CONFIG_SYS_IMMR;
225 memctl = &immap->im_memctl;
226
227 #if 0
228 /* CS2-5 - DSP via UPMA */
229 dummy = (volatile unsigned char *) (memctl->memc_br2 & BRx_BA_MSK);
230 memctl->memc_mar = 0;
231 memctl->memc_mamr = MxMR_OP_WARR;
232 for (i = 0; i < 64; i++) {
233 memctl->memc_mdr = UPMATable[i];
234 *dummy = 0;
235 }
236 memctl->memc_mamr = 0x00044440;
237 #else
238 /* CS7 - DPRAM via UPMA */
239 dummy = (volatile unsigned char *) (memctl->memc_br7 & BRx_BA_MSK);
240 memctl->memc_mar = 0;
241 memctl->memc_mamr = MxMR_OP_WARR;
242 for (i = 0; i < 64; i++) {
243 memctl->memc_mdr = UPMATable[i];
244 *dummy = 0;
245 }
246 memctl->memc_mamr = 0x00044440;
247 #endif
248 return 0;
249 }
250
251 int misc_init_r (void)
252 {
253 volatile ioport_t *iop;
254 __maybe_unused unsigned char temp;
255 #if 0
256 /* DUMP UPMA RAM */
257 volatile immap_t *immap;
258 volatile memctl8260_t *memctl;
259 volatile unsigned char *dummy;
260 unsigned char c;
261 int i;
262
263 immap = (immap_t *) CONFIG_SYS_IMMR;
264 memctl = &immap->im_memctl;
265
266
267 dummy = (volatile unsigned char *) (memctl->memc_br7 & BRx_BA_MSK);
268 memctl->memc_mar = 0;
269 memctl->memc_mamr = MxMR_OP_RARR;
270 for (i = 0; i < 64; i++) {
271 c = *dummy;
272 printf( "UPMA[%02d]: 0x%08lx,0x%08lx: 0x%08lx\n",i,
273 memctl->memc_mamr,
274 memctl->memc_mar,
275 memctl->memc_mdr );
276 }
277 memctl->memc_mamr = 0x00044440;
278 #endif
279 /* enable buffers (DSP, DPRAM) */
280 iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 0);
281 iop->pdat &= 0xfffbffff; /* PA13 = |EN_M_BCTL1 */
282
283 /* destroy DPRAM magic */
284 *(volatile unsigned char *)0xf0500000 = 0x00;
285
286 /* clear any pending DPRAM irq */
287 temp = *(volatile unsigned char *)0xf05003ff;
288
289 /* write module-id into DPRAM */
290 *(volatile unsigned char *)0xf0500201 = 0x50;
291
292 return 0;
293 }
294
295 #if defined(CONFIG_HAVE_OWN_RESET)
296 int
297 do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
298 {
299 volatile ioport_t *iop;
300
301 iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 2);
302 iop->pdat |= 0x00002000; /* PC18 = HW_RESET */
303 return 1;
304 }
305 #endif /* CONFIG_HAVE_OWN_RESET */
306
307 #define ns2clk(ns) (ns / (1000000000 / CONFIG_8260_CLKIN) + 1)
308
309 phys_size_t initdram (int board_type)
310 {
311 #ifndef CONFIG_SYS_RAMBOOT
312 volatile immap_t *immap;
313 volatile memctl8260_t *memctl;
314 volatile uchar *ramaddr;
315 int i;
316 uchar c;
317
318 immap = (immap_t *) CONFIG_SYS_IMMR;
319 memctl = &immap->im_memctl;
320 ramaddr = (uchar *) CONFIG_SYS_SDRAM_BASE;
321 c = 0xff;
322
323 immap->im_siu_conf.sc_ppc_acr = 0x02;
324 immap->im_siu_conf.sc_ppc_alrh = 0x01267893;
325 immap->im_siu_conf.sc_ppc_alrl = 0x89abcdef;
326 immap->im_siu_conf.sc_tescr1 = 0x00000000;
327 immap->im_siu_conf.sc_tescr2 = 0x00000000;
328
329 memctl->memc_mptpr = CONFIG_SYS_MPTPR;
330 memctl->memc_psrt = CONFIG_SYS_PSRT;
331 memctl->memc_or1 = CONFIG_SYS_OR1_PRELIM;
332 memctl->memc_br1 = CONFIG_SYS_SDRAM_BASE | CONFIG_SYS_BR1_PRELIM;
333
334 /* Precharge all banks */
335 memctl->memc_psdmr = CONFIG_SYS_PSDMR | 0x28000000;
336 *ramaddr = c;
337
338 /* CBR refresh */
339 memctl->memc_psdmr = CONFIG_SYS_PSDMR | 0x08000000;
340 for (i = 0; i < 8; i++)
341 *ramaddr = c;
342
343 /* Mode Register write */
344 memctl->memc_psdmr = CONFIG_SYS_PSDMR | 0x18000000;
345 *ramaddr = c;
346
347 /* Refresh enable */
348 memctl->memc_psdmr = CONFIG_SYS_PSDMR | 0x40000000;
349 *ramaddr = c;
350 #endif /* CONFIG_SYS_RAMBOOT */
351
352 return (CONFIG_SYS_SDRAM_SIZE);
353 }
354
355 int checkboard (void)
356 {
357 #ifdef CONFIG_CLKIN_66MHz
358 puts ("Board: Elmeg VoVPN Gateway Module (66MHz)\n");
359 #else
360 puts ("Board: Elmeg VoVPN Gateway Module (100MHz)\n");
361 #endif
362 return 0;
363 }
u-boot for qq2440