blob: 7104e33156efc2f7918b301bec24d23deebe8352 [file] [log] [blame]
wdenk42d1f032003-10-15 23:53:47 +00001/*
wdenk97d80fc2004-06-09 00:34:46 +00002 * Copyright 2004 Freescale Semiconductor.
wdenk42d1f032003-10-15 23:53:47 +00003 * (C) Copyright 2003,Motorola Inc.
4 * Xianghua Xiao, (X.Xiao@motorola.com)
5 *
6 * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
7 *
Wolfgang Denk3765b3e2013-10-07 13:07:26 +02008 * SPDX-License-Identifier: GPL-2.0+
wdenk42d1f032003-10-15 23:53:47 +00009 */
10
11
wdenk42d1f032003-10-15 23:53:47 +000012#include <common.h>
wdenk9aea9532004-08-01 23:02:45 +000013#include <pci.h>
wdenk42d1f032003-10-15 23:53:47 +000014#include <asm/processor.h>
Jon Loeliger8b625112008-03-18 11:12:44 -050015#include <asm/mmu.h>
wdenk42d1f032003-10-15 23:53:47 +000016#include <asm/immap_85xx.h>
York Sun5614e712013-09-30 09:22:09 -070017#include <fsl_ddr_sdram.h>
wdenk42d1f032003-10-15 23:53:47 +000018#include <ioports.h>
Jon Loeligera30a5492008-03-04 10:03:03 -060019#include <spd_sdram.h>
wdenk42d1f032003-10-15 23:53:47 +000020#include <miiphy.h>
Kumar Gala5ce71582007-11-28 22:40:31 -060021#include <libfdt.h>
22#include <fdt_support.h>
Kumar Galab0fe93ed2009-03-26 01:34:38 -050023#include <asm/fsl_lbc.h>
Jon Loeligerf5012822006-10-20 15:54:34 -050024
Jon Loeligerd9b94f22005-07-25 14:05:07 -050025#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
wdenk0ac6f8b2004-07-09 23:27:13 +000026extern void ddr_enable_ecc(unsigned int dram_size);
27#endif
28
wdenk0ac6f8b2004-07-09 23:27:13 +000029
wdenk9aea9532004-08-01 23:02:45 +000030void local_bus_init(void);
wdenk0ac6f8b2004-07-09 23:27:13 +000031
wdenk42d1f032003-10-15 23:53:47 +000032
33/*
34 * I/O Port configuration table
35 *
36 * if conf is 1, then that port pin will be configured at boot time
37 * according to the five values podr/pdir/ppar/psor/pdat for that entry
38 */
39
40const iop_conf_t iop_conf_tab[4][32] = {
41
42 /* Port A configuration */
43 { /* conf ppar psor pdir podr pdat */
44 /* PA31 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxENB */
45 /* PA30 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 TxClav */
46 /* PA29 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxSOC */
47 /* PA28 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 RxENB */
48 /* PA27 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxSOC */
49 /* PA26 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxClav */
50 /* PA25 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[0] */
51 /* PA24 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[1] */
52 /* PA23 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[2] */
53 /* PA22 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[3] */
54 /* PA21 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[4] */
55 /* PA20 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[5] */
56 /* PA19 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[6] */
57 /* PA18 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[7] */
58 /* PA17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[7] */
59 /* PA16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[6] */
60 /* PA15 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[5] */
61 /* PA14 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[4] */
62 /* PA13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[3] */
63 /* PA12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[2] */
64 /* PA11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[1] */
65 /* PA10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[0] */
66 /* PA9 */ { 0, 1, 1, 1, 0, 0 }, /* FCC1 L1TXD */
67 /* PA8 */ { 0, 1, 1, 0, 0, 0 }, /* FCC1 L1RXD */
68 /* PA7 */ { 0, 0, 0, 1, 0, 0 }, /* PA7 */
69 /* PA6 */ { 0, 1, 1, 1, 0, 0 }, /* TDM A1 L1RSYNC */
70 /* PA5 */ { 0, 0, 0, 1, 0, 0 }, /* PA5 */
71 /* PA4 */ { 0, 0, 0, 1, 0, 0 }, /* PA4 */
72 /* PA3 */ { 0, 0, 0, 1, 0, 0 }, /* PA3 */
73 /* PA2 */ { 0, 0, 0, 1, 0, 0 }, /* PA2 */
74 /* PA1 */ { 1, 0, 0, 0, 0, 0 }, /* FREERUN */
75 /* PA0 */ { 0, 0, 0, 1, 0, 0 } /* PA0 */
76 },
77
78 /* Port B configuration */
79 { /* conf ppar psor pdir podr pdat */
80 /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
81 /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
82 /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
83 /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
84 /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
85 /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
86 /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
87 /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
88 /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
89 /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
90 /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
91 /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
92 /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
93 /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
94 /* PB17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_DIV */
95 /* PB16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_ERR */
96 /* PB15 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_ERR */
97 /* PB14 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_EN */
98 /* PB13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:COL */
99 /* PB12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:CRS */
100 /* PB11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */
101 /* PB10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */
102 /* PB9 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */
103 /* PB8 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */
104 /* PB7 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */
105 /* PB6 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */
106 /* PB5 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */
107 /* PB4 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */
108 /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
109 /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
110 /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
111 /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
112 },
113
114 /* Port C */
115 { /* conf ppar psor pdir podr pdat */
116 /* PC31 */ { 0, 0, 0, 1, 0, 0 }, /* PC31 */
117 /* PC30 */ { 0, 0, 0, 1, 0, 0 }, /* PC30 */
118 /* PC29 */ { 0, 1, 1, 0, 0, 0 }, /* SCC1 EN *CLSN */
119 /* PC28 */ { 0, 0, 0, 1, 0, 0 }, /* PC28 */
120 /* PC27 */ { 0, 0, 0, 1, 0, 0 }, /* UART Clock in */
121 /* PC26 */ { 0, 0, 0, 1, 0, 0 }, /* PC26 */
122 /* PC25 */ { 0, 0, 0, 1, 0, 0 }, /* PC25 */
123 /* PC24 */ { 0, 0, 0, 1, 0, 0 }, /* PC24 */
124 /* PC23 */ { 0, 1, 0, 1, 0, 0 }, /* ATMTFCLK */
125 /* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* ATMRFCLK */
126 /* PC21 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RXCLK */
127 /* PC20 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN TXCLK */
128 /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK CLK13 */
129 /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK14) */
130 /* PC17 */ { 0, 0, 0, 1, 0, 0 }, /* PC17 */
131 /* PC16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK16) */
132 /* PC15 */ { 1, 1, 0, 0, 0, 0 }, /* PC15 */
133 /* PC14 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN *CD */
134 /* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */
135 /* PC12 */ { 0, 1, 0, 1, 0, 0 }, /* PC12 */
136 /* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* LXT971 transmit control */
137 /* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* FETHMDC */
138 /* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* FETHMDIO */
139 /* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */
140 /* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */
141 /* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */
142 /* PC5 */ { 0, 0, 0, 1, 0, 0 }, /* PC5 */
143 /* PC4 */ { 0, 0, 0, 1, 0, 0 }, /* PC4 */
144 /* PC3 */ { 0, 0, 0, 1, 0, 0 }, /* PC3 */
145 /* PC2 */ { 0, 0, 0, 1, 0, 1 }, /* ENET FDE */
146 /* PC1 */ { 0, 0, 0, 1, 0, 0 }, /* ENET DSQE */
147 /* PC0 */ { 0, 0, 0, 1, 0, 0 }, /* ENET LBK */
148 },
149
150 /* Port D */
151 { /* conf ppar psor pdir podr pdat */
152 /* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */
153 /* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */
154 /* PD29 */ { 1, 1, 0, 1, 0, 0 }, /* SCC1 EN TENA */
155 /* PD28 */ { 0, 1, 0, 0, 0, 0 }, /* PD28 */
156 /* PD27 */ { 0, 1, 1, 1, 0, 0 }, /* PD27 */
157 /* PD26 */ { 0, 0, 0, 1, 0, 0 }, /* PD26 */
158 /* PD25 */ { 0, 0, 0, 1, 0, 0 }, /* PD25 */
159 /* PD24 */ { 0, 0, 0, 1, 0, 0 }, /* PD24 */
160 /* PD23 */ { 0, 0, 0, 1, 0, 0 }, /* PD23 */
161 /* PD22 */ { 0, 0, 0, 1, 0, 0 }, /* PD22 */
162 /* PD21 */ { 0, 0, 0, 1, 0, 0 }, /* PD21 */
163 /* PD20 */ { 0, 0, 0, 1, 0, 0 }, /* PD20 */
164 /* PD19 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */
165 /* PD18 */ { 0, 0, 0, 1, 0, 0 }, /* PD18 */
166 /* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */
167 /* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */
168 /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */
169 /* PD14 */ { 0, 0, 0, 1, 0, 0 }, /* LED */
170 /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */
171 /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */
172 /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
173 /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
174 /* PD9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
175 /* PD8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
176 /* PD7 */ { 0, 0, 0, 1, 0, 1 }, /* PD7 */
177 /* PD6 */ { 0, 0, 0, 1, 0, 1 }, /* PD6 */
178 /* PD5 */ { 0, 0, 0, 1, 0, 1 }, /* PD5 */
179 /* PD4 */ { 0, 0, 0, 1, 0, 1 }, /* PD4 */
180 /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
181 /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
182 /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
183 /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
184 }
185};
186
wdenk0ac6f8b2004-07-09 23:27:13 +0000187
188/*
189 * MPC8560ADS Board Status & Control Registers
190 */
191typedef struct bcsr_ {
wdenk42d1f032003-10-15 23:53:47 +0000192 volatile unsigned char bcsr0;
193 volatile unsigned char bcsr1;
194 volatile unsigned char bcsr2;
195 volatile unsigned char bcsr3;
196 volatile unsigned char bcsr4;
197 volatile unsigned char bcsr5;
198} bcsr_t;
199
wdenk42d1f032003-10-15 23:53:47 +0000200void reset_phy (void)
201{
202#if defined(CONFIG_ETHER_ON_FCC) /* avoid compile warnings for now */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200203 volatile bcsr_t *bcsr = (bcsr_t *) CONFIG_SYS_BCSR;
wdenk42d1f032003-10-15 23:53:47 +0000204#endif
205 /* reset Giga bit Ethernet port if needed here */
206
207 /* reset the CPM FEC port */
208#if (CONFIG_ETHER_INDEX == 2)
209 bcsr->bcsr2 &= ~FETH2_RST;
210 udelay(2);
211 bcsr->bcsr2 |= FETH2_RST;
212 udelay(1000);
213#elif (CONFIG_ETHER_INDEX == 3)
214 bcsr->bcsr3 &= ~FETH3_RST;
215 udelay(2);
216 bcsr->bcsr3 |= FETH3_RST;
217 udelay(1000);
218#endif
219#if defined(CONFIG_MII) && defined(CONFIG_ETHER_ON_FCC)
Marian Balakowicz63ff0042005-10-28 22:30:33 +0200220 /* reset PHY */
Heiko Schocher48690d82010-07-20 17:45:02 +0200221 miiphy_reset("FCC1", 0x0);
Marian Balakowicz63ff0042005-10-28 22:30:33 +0200222
223 /* change PHY address to 0x02 */
Mike Frysinger8ef583a2010-12-23 15:40:12 -0500224 bb_miiphy_write(NULL, 0, MII_MIPSCR, 0xf028);
Marian Balakowicz63ff0042005-10-28 22:30:33 +0200225
Mike Frysinger8ef583a2010-12-23 15:40:12 -0500226 bb_miiphy_write(NULL, 0x02, MII_BMCR,
227 BMCR_ANENABLE | BMCR_ANRESTART);
wdenk42d1f032003-10-15 23:53:47 +0000228#endif /* CONFIG_MII */
229}
230
wdenk9aea9532004-08-01 23:02:45 +0000231
wdenk42d1f032003-10-15 23:53:47 +0000232int checkboard (void)
233{
wdenk97d80fc2004-06-09 00:34:46 +0000234 puts("Board: ADS\n");
wdenk0ac6f8b2004-07-09 23:27:13 +0000235
236#ifdef CONFIG_PCI
Peter Tyser8ca78f22010-10-29 17:59:24 -0500237 printf("PCI1: 32 bit, %d MHz (compiled)\n",
wdenk0ac6f8b2004-07-09 23:27:13 +0000238 CONFIG_SYS_CLK_FREQ / 1000000);
239#else
Peter Tyser8ca78f22010-10-29 17:59:24 -0500240 printf("PCI1: disabled\n");
wdenk0ac6f8b2004-07-09 23:27:13 +0000241#endif
wdenk9aea9532004-08-01 23:02:45 +0000242
243 /*
244 * Initialize local bus.
245 */
246 local_bus_init();
247
wdenk97d80fc2004-06-09 00:34:46 +0000248 return 0;
wdenk42d1f032003-10-15 23:53:47 +0000249}
250
wdenk0ac6f8b2004-07-09 23:27:13 +0000251/*
wdenk9aea9532004-08-01 23:02:45 +0000252 * Initialize Local Bus
wdenk0ac6f8b2004-07-09 23:27:13 +0000253 */
254
wdenk9aea9532004-08-01 23:02:45 +0000255void
256local_bus_init(void)
wdenk0ac6f8b2004-07-09 23:27:13 +0000257{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200258 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
Becky Brucef51cdaf2010-06-17 11:37:20 -0500259 volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
wdenk0ac6f8b2004-07-09 23:27:13 +0000260
wdenk9aea9532004-08-01 23:02:45 +0000261 uint clkdiv;
262 uint lbc_hz;
263 sys_info_t sysinfo;
wdenk0ac6f8b2004-07-09 23:27:13 +0000264
265 /*
wdenk9aea9532004-08-01 23:02:45 +0000266 * Errata LBC11.
267 * Fix Local Bus clock glitch when DLL is enabled.
wdenk0ac6f8b2004-07-09 23:27:13 +0000268 *
Wolfgang Denk8ed44d92008-10-19 02:35:50 +0200269 * If localbus freq is < 66MHz, DLL bypass mode must be used.
270 * If localbus freq is > 133MHz, DLL can be safely enabled.
wdenk9aea9532004-08-01 23:02:45 +0000271 * Between 66 and 133, the DLL is enabled with an override workaround.
wdenk0ac6f8b2004-07-09 23:27:13 +0000272 */
wdenk9aea9532004-08-01 23:02:45 +0000273
274 get_sys_info(&sysinfo);
Trent Piephoa5d212a2008-12-03 15:16:34 -0800275 clkdiv = lbc->lcrr & LCRR_CLKDIV;
Prabhakar Kushwaha997399f2013-08-16 14:52:26 +0530276 lbc_hz = sysinfo.freq_systembus / 1000000 / clkdiv;
wdenk9aea9532004-08-01 23:02:45 +0000277
278 if (lbc_hz < 66) {
Paul Gortmakera2af6a72012-08-13 13:48:57 +0000279 lbc->lcrr = CONFIG_SYS_LBC_LCRR | LCRR_DBYP; /* DLL Bypass */
wdenk9aea9532004-08-01 23:02:45 +0000280
281 } else if (lbc_hz >= 133) {
Paul Gortmakera2af6a72012-08-13 13:48:57 +0000282 lbc->lcrr = CONFIG_SYS_LBC_LCRR & (~LCRR_DBYP); /* DLL Enabled */
wdenk0ac6f8b2004-07-09 23:27:13 +0000283
wdenk42d1f032003-10-15 23:53:47 +0000284 } else {
wdenk0ac6f8b2004-07-09 23:27:13 +0000285 /*
286 * On REV1 boards, need to change CLKDIV before enable DLL.
287 * Default CLKDIV is 8, change it to 4 temporarily.
288 */
wdenk9aea9532004-08-01 23:02:45 +0000289 uint pvr = get_pvr();
wdenk0ac6f8b2004-07-09 23:27:13 +0000290 uint temp_lbcdll = 0;
wdenk97d80fc2004-06-09 00:34:46 +0000291
292 if (pvr == PVR_85xx_REV1) {
wdenk9aea9532004-08-01 23:02:45 +0000293 /* FIXME: Justify the high bit here. */
wdenk0ac6f8b2004-07-09 23:27:13 +0000294 lbc->lcrr = 0x10000004;
wdenk97d80fc2004-06-09 00:34:46 +0000295 }
wdenk0ac6f8b2004-07-09 23:27:13 +0000296
Paul Gortmakera2af6a72012-08-13 13:48:57 +0000297 lbc->lcrr = CONFIG_SYS_LBC_LCRR & (~LCRR_DBYP);/* DLL Enabled */
wdenk9aea9532004-08-01 23:02:45 +0000298 udelay(200);
299
300 /*
301 * Sample LBC DLL ctrl reg, upshift it to set the
302 * override bits.
303 */
wdenk42d1f032003-10-15 23:53:47 +0000304 temp_lbcdll = gur->lbcdllcr;
wdenk9aea9532004-08-01 23:02:45 +0000305 gur->lbcdllcr = (((temp_lbcdll & 0xff) << 16) | 0x80000000);
306 asm("sync;isync;msync");
wdenk42d1f032003-10-15 23:53:47 +0000307 }
wdenk9aea9532004-08-01 23:02:45 +0000308}
309
310
311/*
312 * Initialize SDRAM memory on the Local Bus.
313 */
Becky Bruce70961ba2010-12-17 17:17:57 -0600314void lbc_sdram_init(void)
wdenk9aea9532004-08-01 23:02:45 +0000315{
Becky Brucef51cdaf2010-06-17 11:37:20 -0500316 volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200317 uint *sdram_addr = (uint *)CONFIG_SYS_LBC_SDRAM_BASE;
wdenk9aea9532004-08-01 23:02:45 +0000318
Becky Bruce7ea38712010-12-17 17:17:59 -0600319 puts("LBC SDRAM: ");
320 print_size(CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024,
321 "\n ");
wdenk0ac6f8b2004-07-09 23:27:13 +0000322
323 /*
324 * Setup SDRAM Base and Option Registers
325 */
Becky Brucef51cdaf2010-06-17 11:37:20 -0500326 set_lbc_or(2, CONFIG_SYS_OR2_PRELIM);
327 set_lbc_br(2, CONFIG_SYS_BR2_PRELIM);
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200328 lbc->lbcr = CONFIG_SYS_LBC_LBCR;
wdenk9aea9532004-08-01 23:02:45 +0000329 asm("msync");
wdenk0ac6f8b2004-07-09 23:27:13 +0000330
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200331 lbc->lsrt = CONFIG_SYS_LBC_LSRT;
332 lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
wdenk9aea9532004-08-01 23:02:45 +0000333 asm("sync");
wdenk0ac6f8b2004-07-09 23:27:13 +0000334
335 /*
336 * Configure the SDRAM controller.
337 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200338 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_1;
wdenk9aea9532004-08-01 23:02:45 +0000339 asm("sync");
wdenk0ac6f8b2004-07-09 23:27:13 +0000340 *sdram_addr = 0xff;
wdenk9aea9532004-08-01 23:02:45 +0000341 ppcDcbf((unsigned long) sdram_addr);
342 udelay(100);
wdenk0ac6f8b2004-07-09 23:27:13 +0000343
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200344 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_2;
wdenk9aea9532004-08-01 23:02:45 +0000345 asm("sync");
wdenk0ac6f8b2004-07-09 23:27:13 +0000346 *sdram_addr = 0xff;
wdenk9aea9532004-08-01 23:02:45 +0000347 ppcDcbf((unsigned long) sdram_addr);
348 udelay(100);
wdenk0ac6f8b2004-07-09 23:27:13 +0000349
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200350 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_3;
wdenk9aea9532004-08-01 23:02:45 +0000351 asm("sync");
wdenk0ac6f8b2004-07-09 23:27:13 +0000352 *sdram_addr = 0xff;
wdenk9aea9532004-08-01 23:02:45 +0000353 ppcDcbf((unsigned long) sdram_addr);
354 udelay(100);
wdenk0ac6f8b2004-07-09 23:27:13 +0000355
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200356 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_4;
wdenk9aea9532004-08-01 23:02:45 +0000357 asm("sync");
wdenk0ac6f8b2004-07-09 23:27:13 +0000358 *sdram_addr = 0xff;
wdenk9aea9532004-08-01 23:02:45 +0000359 ppcDcbf((unsigned long) sdram_addr);
360 udelay(100);
wdenk0ac6f8b2004-07-09 23:27:13 +0000361
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200362 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_5;
wdenk9aea9532004-08-01 23:02:45 +0000363 asm("sync");
wdenk0ac6f8b2004-07-09 23:27:13 +0000364 *sdram_addr = 0xff;
wdenk9aea9532004-08-01 23:02:45 +0000365 ppcDcbf((unsigned long) sdram_addr);
366 udelay(100);
wdenk42d1f032003-10-15 23:53:47 +0000367}
368
wdenk42d1f032003-10-15 23:53:47 +0000369#if !defined(CONFIG_SPD_EEPROM)
370/*************************************************************************
371 * fixed sdram init -- doesn't use serial presence detect.
372 ************************************************************************/
Becky Bruce38dba0c2010-12-17 17:17:56 -0600373phys_size_t fixed_sdram(void)
wdenk42d1f032003-10-15 23:53:47 +0000374{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200375 #ifndef CONFIG_SYS_RAMBOOT
York Sun5614e712013-09-30 09:22:09 -0700376 volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_FSL_DDR_ADDR);
wdenk42d1f032003-10-15 23:53:47 +0000377
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200378 ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
379 ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
380 ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
381 ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
382 ddr->sdram_mode = CONFIG_SYS_DDR_MODE;
383 ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
wdenk42d1f032003-10-15 23:53:47 +0000384 #if defined (CONFIG_DDR_ECC)
385 ddr->err_disable = 0x0000000D;
386 ddr->err_sbe = 0x00ff0000;
387 #endif
388 asm("sync;isync;msync");
389 udelay(500);
390 #if defined (CONFIG_DDR_ECC)
391 /* Enable ECC checking */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200392 ddr->sdram_cfg = (CONFIG_SYS_DDR_CONTROL | 0x20000000);
wdenk42d1f032003-10-15 23:53:47 +0000393 #else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200394 ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
wdenk42d1f032003-10-15 23:53:47 +0000395 #endif
396 asm("sync; isync; msync");
397 udelay(500);
398 #endif
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200399 return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
wdenk42d1f032003-10-15 23:53:47 +0000400}
401#endif /* !defined(CONFIG_SPD_EEPROM) */
wdenk9aea9532004-08-01 23:02:45 +0000402
403
404#if defined(CONFIG_PCI)
405/*
406 * Initialize PCI Devices, report devices found.
407 */
408
409#ifndef CONFIG_PCI_PNP
410static struct pci_config_table pci_mpc85xxads_config_table[] = {
411 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
412 PCI_IDSEL_NUMBER, PCI_ANY_ID,
413 pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
414 PCI_ENET0_MEMADDR,
415 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
416 } },
417 { }
418};
419#endif
420
421
422static struct pci_controller hose = {
423#ifndef CONFIG_PCI_PNP
424 config_table: pci_mpc85xxads_config_table,
425#endif
426};
427
428#endif /* CONFIG_PCI */
429
430
431void
432pci_init_board(void)
433{
434#ifdef CONFIG_PCI
wdenk9aea9532004-08-01 23:02:45 +0000435 pci_mpc85xx_init(&hose);
436#endif /* CONFIG_PCI */
437}
Matthew McClintock0e163872006-06-28 10:43:36 -0500438
439
Kumar Gala5ce71582007-11-28 22:40:31 -0600440#if defined(CONFIG_OF_BOARD_SETUP)
Andy Flemingccc091a2007-05-08 17:27:43 -0500441void
Matthew McClintock0e163872006-06-28 10:43:36 -0500442ft_board_setup(void *blob, bd_t *bd)
443{
Kumar Gala5ce71582007-11-28 22:40:31 -0600444 int node, tmp[2];
445 const char *path;
446
Matthew McClintock0e163872006-06-28 10:43:36 -0500447 ft_cpu_setup(blob, bd);
Kumar Gala5ce71582007-11-28 22:40:31 -0600448
449 node = fdt_path_offset(blob, "/aliases");
450 tmp[0] = 0;
451 if (node >= 0) {
452#ifdef CONFIG_PCI
453 path = fdt_getprop(blob, node, "pci0", NULL);
454 if (path) {
455 tmp[1] = hose.last_busno - hose.first_busno;
456 do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
457 }
458#endif
459 }
Matthew McClintock0e163872006-06-28 10:43:36 -0500460}
461#endif