blob: 2c4b54642aa3ed941052199e121403c5a92f11ba [file] [log] [blame]
Dan Malek35171dc2007-01-05 09:15:34 +01001/*
2 * (C) Copyright 2005, Embedded Alley Solutions, Inc.
3 * Dan Malek, <dan@embeddedalley.com>
4 * Copied from STx GP3.
5 * Updates for Silicon Tx GP3 SSA
6 *
7 * (C) Copyright 2003,Motorola Inc.
8 * Xianghua Xiao, (X.Xiao@motorola.com)
9 *
10 * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
11 *
12 * See file CREDITS for list of people who contributed to this
13 * project.
14 *
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License as
17 * published by the Free Software Foundation; either version 2 of
18 * the License, or (at your option) any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 * MA 02111-1307 USA
29 */
30
31
Dan Malek35171dc2007-01-05 09:15:34 +010032#include <common.h>
33#include <pci.h>
34#include <asm/processor.h>
35#include <asm/immap_85xx.h>
36#include <ioports.h>
37#include <asm/io.h>
Jon Loeligera30a5492008-03-04 10:03:03 -060038#include <spd_sdram.h>
Dan Malek35171dc2007-01-05 09:15:34 +010039#include <miiphy.h>
40
41long int fixed_sdram (void);
42
43/*
44 * I/O Port configuration table
45 *
46 * if conf is 1, then that port pin will be configured at boot time
47 * according to the five values podr/pdir/ppar/psor/pdat for that entry
48 */
49
50const iop_conf_t iop_conf_tab[4][32] = {
51
52 /* Port A configuration */
Wolfgang Denkf1152f82007-07-06 02:50:19 +020053 { /* conf ppar psor pdir podr pdat */
54 /* PA31 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxENB */
55 /* PA30 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 TxClav */
56 /* PA29 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxSOC */
57 /* PA28 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 RxENB */
58 /* PA27 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxSOC */
59 /* PA26 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxClav */
60 /* PA25 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[0] */
61 /* PA24 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[1] */
62 /* PA23 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[2] */
63 /* PA22 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[3] */
64 /* PA21 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[4] */
65 /* PA20 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[5] */
66 /* PA19 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[6] */
67 /* PA18 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[7] */
68 /* PA17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[7] */
69 /* PA16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[6] */
70 /* PA15 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[5] */
71 /* PA14 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[4] */
72 /* PA13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[3] */
73 /* PA12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[2] */
74 /* PA11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[1] */
75 /* PA10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[0] */
76 /* PA9 */ { 0, 1, 1, 1, 0, 0 }, /* FCC1 L1TXD */
77 /* PA8 */ { 0, 1, 1, 0, 0, 0 }, /* FCC1 L1RXD */
78 /* PA7 */ { 0, 0, 0, 1, 0, 0 }, /* PA7 */
79 /* PA6 */ { 0, 1, 1, 1, 0, 0 }, /* TDM A1 L1RSYNC */
80 /* PA5 */ { 0, 0, 0, 1, 0, 0 }, /* PA5 */
81 /* PA4 */ { 0, 0, 0, 1, 0, 0 }, /* PA4 */
82 /* PA3 */ { 0, 0, 0, 1, 0, 0 }, /* PA3 */
83 /* PA2 */ { 0, 0, 0, 1, 0, 0 }, /* PA2 */
84 /* PA1 */ { 1, 0, 0, 0, 0, 0 }, /* FREERUN */
85 /* PA0 */ { 0, 0, 0, 1, 0, 0 } /* PA0 */
Dan Malek35171dc2007-01-05 09:15:34 +010086 },
87
88 /* Port B configuration */
Wolfgang Denkf1152f82007-07-06 02:50:19 +020089 { /* conf ppar psor pdir podr pdat */
90 /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
91 /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
92 /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
93 /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
94 /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
95 /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
96 /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
97 /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
98 /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
99 /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
100 /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
101 /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
102 /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
103 /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
104 /* PB17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_DIV */
105 /* PB16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_ERR */
106 /* PB15 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_ERR */
107 /* PB14 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_EN */
108 /* PB13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:COL */
109 /* PB12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:CRS */
110 /* PB11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */
111 /* PB10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */
112 /* PB9 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */
113 /* PB8 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */
114 /* PB7 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */
115 /* PB6 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */
116 /* PB5 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */
117 /* PB4 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */
118 /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
119 /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
120 /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
121 /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
Dan Malek35171dc2007-01-05 09:15:34 +0100122 },
123
124 /* Port C */
Wolfgang Denkf1152f82007-07-06 02:50:19 +0200125 { /* conf ppar psor pdir podr pdat */
126 /* PC31 */ { 0, 0, 0, 1, 0, 0 }, /* PC31 */
127 /* PC30 */ { 0, 0, 0, 1, 0, 0 }, /* PC30 */
128 /* PC29 */ { 0, 1, 1, 0, 0, 0 }, /* SCC1 EN *CLSN */
129 /* PC28 */ { 0, 0, 0, 1, 0, 0 }, /* PC28 */
130 /* PC27 */ { 0, 0, 0, 1, 0, 0 }, /* UART Clock in */
131 /* PC26 */ { 0, 0, 0, 1, 0, 0 }, /* PC26 */
132 /* PC25 */ { 0, 0, 0, 1, 0, 0 }, /* PC25 */
133 /* PC24 */ { 0, 0, 0, 1, 0, 0 }, /* PC24 */
134 /* PC23 */ { 0, 1, 0, 1, 0, 0 }, /* ATMTFCLK */
135 /* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* ATMRFCLK */
136 /* PC21 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RXCLK */
137 /* PC20 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN TXCLK */
138 /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK CLK13 */
139 /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK14) */
140 /* PC17 */ { 0, 0, 0, 1, 0, 0 }, /* PC17 */
141 /* PC16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK16) */
142 /* PC15 */ { 0, 1, 0, 0, 0, 0 }, /* PC15 */
143 /* PC14 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN *CD */
144 /* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */
145 /* PC12 */ { 0, 1, 0, 1, 0, 0 }, /* PC12 */
146 /* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* LXT971 transmit control */
147 /* PC10 */ { 0, 0, 0, 1, 0, 0 }, /* FETHMDC */
148 /* PC9 */ { 0, 0, 0, 0, 0, 0 }, /* FETHMDIO */
149 /* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */
150 /* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */
151 /* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */
152 /* PC5 */ { 0, 0, 0, 1, 0, 0 }, /* PC5 */
153 /* PC4 */ { 0, 0, 0, 1, 0, 0 }, /* PC4 */
154 /* PC3 */ { 0, 0, 0, 1, 0, 0 }, /* PC3 */
155 /* PC2 */ { 0, 0, 0, 1, 0, 1 }, /* ENET FDE */
156 /* PC1 */ { 0, 0, 0, 1, 0, 0 }, /* ENET DSQE */
157 /* PC0 */ { 0, 0, 0, 1, 0, 0 }, /* ENET LBK */
Dan Malek35171dc2007-01-05 09:15:34 +0100158 },
159
160 /* Port D */
Wolfgang Denkf1152f82007-07-06 02:50:19 +0200161 { /* conf ppar psor pdir podr pdat */
162 /* PD31 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */
163 /* PD30 */ { 0, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */
164 /* PD29 */ { 0, 1, 0, 1, 0, 0 }, /* SCC1 EN TENA */
165 /* PD28 */ { 1, 1, 0, 0, 0, 0 }, /* SCC2 RxD */
166 /* PD27 */ { 1, 1, 0, 1, 0, 0 }, /* SCC2 TxD */
167 /* PD26 */ { 0, 0, 0, 1, 0, 0 }, /* PD26 */
168 /* PD25 */ { 0, 0, 0, 1, 0, 0 }, /* PD25 */
169 /* PD24 */ { 0, 0, 0, 1, 0, 0 }, /* PD24 */
170 /* PD23 */ { 0, 0, 0, 1, 0, 0 }, /* PD23 */
171 /* PD22 */ { 0, 0, 0, 1, 0, 0 }, /* PD22 */
172 /* PD21 */ { 0, 0, 0, 1, 0, 0 }, /* PD21 */
173 /* PD20 */ { 0, 0, 0, 1, 0, 0 }, /* PD20 */
174 /* PD19 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */
175 /* PD18 */ { 0, 0, 0, 1, 0, 0 }, /* PD18 */
176 /* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */
177 /* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */
178 /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
179 /* PD14 */ { 1, 1, 1, 0, 0, 0 }, /* I2C CLK */
180 /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */
181 /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */
182 /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
183 /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
184 /* PD9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
185 /* PD8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
186 /* PD7 */ { 0, 0, 0, 1, 0, 1 }, /* PD7 */
187 /* PD6 */ { 0, 0, 0, 1, 0, 1 }, /* PD6 */
188 /* PD5 */ { 0, 0, 0, 1, 0, 1 }, /* PD5 */
189 /* PD4 */ { 0, 0, 0, 1, 0, 1 }, /* PD4 */
190 /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
191 /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
192 /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
193 /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
Dan Malek35171dc2007-01-05 09:15:34 +0100194 }
195};
196
197static uint64_t next_led_update;
198static uint led_bit;
199
200void
201reset_phy(void)
202{
203 volatile uint *blatch;
Wolfgang Denk2c6fb192007-04-24 14:37:49 +0200204#if 0
Dan Malek35171dc2007-01-05 09:15:34 +0100205 int i;
Wolfgang Denk2c6fb192007-04-24 14:37:49 +0200206#endif
Dan Malek35171dc2007-01-05 09:15:34 +0100207 blatch = (volatile uint *)CFG_LBC_CFGLATCH_BASE;
208
209 /* reset Giga bit Ethernet port if needed here */
210
211#if 1
212 *blatch &= ~0x000000c0;
213 udelay(100);
214#else
215 *blatch = 0;
216 asm("eieio");
217 for (i=0; i<1000; i++)
218 udelay(1000);
219#endif
220 *blatch = 0x000000c1; /* Light one led, too */
221 udelay(1000);
222
223#if 0 /* This is the port we really want to use for debugging. */
224 /* reset the CPM FEC port */
225#if (CONFIG_ETHER_INDEX == 2)
226 bcsr->bcsr2 &= ~FETH2_RST;
227 udelay(2);
Wolfgang Denkf1152f82007-07-06 02:50:19 +0200228 bcsr->bcsr2 |= FETH2_RST;
Dan Malek35171dc2007-01-05 09:15:34 +0100229 udelay(1000);
230#elif (CONFIG_ETHER_INDEX == 3)
231 bcsr->bcsr3 &= ~FETH3_RST;
232 udelay(2);
Wolfgang Denkf1152f82007-07-06 02:50:19 +0200233 bcsr->bcsr3 |= FETH3_RST;
Dan Malek35171dc2007-01-05 09:15:34 +0100234 udelay(1000);
235#endif
236#if defined(CONFIG_MII) && defined(CONFIG_ETHER_ON_FCC)
237 /* reset PHY */
238 miiphy_reset("FCC1 ETHERNET", 0x0);
239
240 /* change PHY address to 0x02 */
241 bb_miiphy_write(NULL, 0, PHY_MIPSCR, 0xf028);
242
243 bb_miiphy_write(NULL, 0x02, PHY_BMCR,
244 PHY_BMCR_AUTON | PHY_BMCR_RST_NEG);
245#endif /* CONFIG_MII */
246#endif
247}
248
249int
250board_early_init_f(void)
251{
252#if defined(CONFIG_PCI)
Kumar Gala04db4002007-11-29 02:10:09 -0600253 volatile ccsr_pcix_t *pci = (void *)(CFG_MPC85xx_PCIX_ADDR);
Dan Malek35171dc2007-01-05 09:15:34 +0100254
Wolfgang Denkf1152f82007-07-06 02:50:19 +0200255 pci->peer &= 0xffffffdf; /* disable master abort */
Dan Malek35171dc2007-01-05 09:15:34 +0100256#endif
257
258 /* Why is the phy reset done _after_ the ethernet
259 * initialization in lib_ppc/board.c?
260 * Do it here so it's done before the TSECs are used.
261 */
262 reset_phy();
263
264 return 0;
265}
266
267int
268checkboard(void)
269{
270 printf ("Board: Silicon Tx GPPP SSA Board\n");
271 return (0);
272}
273
274/* Blinkin' LEDS for Robert.
275*/
276void
277show_activity(int flag)
278{
279 volatile uint *blatch;
280
281 if (next_led_update > get_ticks())
282 return;
283
284 blatch = (volatile uint *)CFG_LBC_CFGLATCH_BASE;
285
286 led_bit >>= 1;
287 if (led_bit == 0)
288 led_bit = 0x08;
289 *blatch = (0xc0 | led_bit);
290 eieio();
291 next_led_update += (get_tbclk() / 4);
292}
293
Becky Bruce9973e3c2008-06-09 16:03:40 -0500294phys_size_t
Dan Malek35171dc2007-01-05 09:15:34 +0100295initdram (int board_type)
296{
297 long dram_size = 0;
Dan Malek35171dc2007-01-05 09:15:34 +0100298
299#if defined(CONFIG_DDR_DLL)
300 {
Kumar Galaf59b55a2007-11-27 23:25:02 -0600301 volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
Dan Malek35171dc2007-01-05 09:15:34 +0100302 uint temp_ddrdll = 0;
303
304 /* Work around to stabilize DDR DLL */
305 temp_ddrdll = gur->ddrdllcr;
306 gur->ddrdllcr = ((temp_ddrdll & 0xff) << 16) | 0x80000000;
307 asm("sync;isync;msync");
308 }
309#endif
310
311 dram_size = spd_sdram ();
312
313#if defined(CONFIG_DDR_ECC)
314 /* Initialize and enable DDR ECC.
315 */
316 ddr_enable_ecc(dram_size);
317#endif
318
319 return dram_size;
320}
321
322
323#if defined(CFG_DRAM_TEST)
324int testdram (void)
325{
326 uint *pstart = (uint *) CFG_MEMTEST_START;
327 uint *pend = (uint *) CFG_MEMTEST_END;
328 uint *p;
329
330 printf("SDRAM test phase 1:\n");
331 for (p = pstart; p < pend; p++)
332 *p = 0xaaaaaaaa;
333
334 for (p = pstart; p < pend; p++) {
335 if (*p != 0xaaaaaaaa) {
336 printf ("SDRAM test fails at: %08x\n", (uint) p);
337 return 1;
338 }
339 }
340
341 printf("SDRAM test phase 2:\n");
342 for (p = pstart; p < pend; p++)
343 *p = 0x55555555;
344
345 for (p = pstart; p < pend; p++) {
346 if (*p != 0x55555555) {
347 printf ("SDRAM test fails at: %08x\n", (uint) p);
348 return 1;
349 }
350 }
351
352 printf("SDRAM test passed.\n");
353 return 0;
354}
355#endif
356
357#if defined(CONFIG_PCI)
358
359/*
360 * Initialize PCI Devices, report devices found.
361 */
362
363#ifndef CONFIG_PCI_PNP
364static struct pci_config_table pci_stxgp3_config_table[] = {
365 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
366 PCI_IDSEL_NUMBER, PCI_ANY_ID,
367 pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
368 PCI_ENET0_MEMADDR,
369 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
370 } },
371 { }
372};
373#endif
374
375
Grzegorz Bernacki38ad82d2007-09-11 15:42:11 +0200376static struct pci_controller hose[] = {
Dan Malek35171dc2007-01-05 09:15:34 +0100377#ifndef CONFIG_PCI_PNP
Grzegorz Bernacki38ad82d2007-09-11 15:42:11 +0200378 { config_table: pci_stxgp3_config_table,},
Wolfgang Denkf34024d2007-09-12 00:48:57 +0200379#else
Grzegorz Bernacki38ad82d2007-09-11 15:42:11 +0200380 {},
381#endif
Wolfgang Denkf34024d2007-09-12 00:48:57 +0200382#ifdef CONFIG_MPC85XX_PCI2
383 {},
Dan Malek35171dc2007-01-05 09:15:34 +0100384#endif
385};
386
387#endif /* CONFIG_PCI */
388
389
390void
391pci_init_board(void)
392{
393#ifdef CONFIG_PCI
394 extern void pci_mpc85xx_init(struct pci_controller *hose);
395
Grzegorz Bernacki38ad82d2007-09-11 15:42:11 +0200396 pci_mpc85xx_init(hose);
Dan Malek35171dc2007-01-05 09:15:34 +0100397#endif /* CONFIG_PCI */
398}