3
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
5
* SPDX-License-Identifier: GPL-2.0+
16
#include <asm/m8260_pci.h>
21
#define deb_printf(fmt,arg...) \
22
printf ("TQM8272 %s %s: " fmt,__FILE__, __FUNCTION__, ##arg)
24
#define deb_printf(fmt,arg...) \
28
#if defined(CONFIG_BOARD_GET_CPU_CLK_F)
29
unsigned long board_get_cpu_clk_f (void);
33
* I/O Port configuration table
35
* if conf is 1, then that port pin will be configured at boot time
36
* according to the five values podr/pdir/ppar/psor/pdat for that entry
39
const iop_conf_t iop_conf_tab[4][32] = {
41
/* Port A configuration */
42
{ /* conf ppar psor pdir podr pdat */
43
/* PA31 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 *ATMTXEN */
44
/* PA30 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTCA */
45
/* PA29 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTSOC */
46
/* PA28 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 *ATMRXEN */
47
/* PA27 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRSOC */
48
/* PA26 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRCA */
49
/* PA25 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[0] */
50
/* PA24 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[1] */
51
/* PA23 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[2] */
52
/* PA22 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[3] */
53
/* PA21 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[4] */
54
/* PA20 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[5] */
55
/* PA19 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[6] */
56
/* PA18 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[7] */
57
/* PA17 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[7] */
58
/* PA16 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[6] */
59
/* PA15 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[5] */
60
/* PA14 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[4] */
61
/* PA13 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[3] */
62
/* PA12 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[2] */
63
/* PA11 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[1] */
64
/* PA10 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[0] */
65
/* PA9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
66
/* PA8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
67
/* PA7 */ { 0, 0, 0, 1, 0, 0 }, /* PA7 */
68
/* PA6 */ { 0, 0, 0, 1, 0, 0 }, /* PA6 */
69
/* PA5 */ { 0, 0, 0, 1, 0, 0 }, /* PA5 */
70
/* PA4 */ { 0, 0, 0, 1, 0, 0 }, /* PA4 */
71
/* PA3 */ { 0, 0, 0, 1, 0, 0 }, /* PA3 */
72
/* PA2 */ { 0, 0, 0, 1, 0, 0 }, /* PA2 */
73
/* PA1 */ { 0, 0, 0, 1, 0, 0 }, /* PA1 */
74
/* PA0 */ { 0, 0, 0, 1, 0, 0 } /* PA0 */
77
/* Port B configuration */
78
{ /* conf ppar psor pdir podr pdat */
79
/* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
80
/* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
81
/* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
82
/* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
83
/* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
84
/* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
85
/* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
86
/* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
87
/* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
88
/* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
89
/* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
90
/* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
91
/* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
92
/* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
93
/* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* PB17 */
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/* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* PB16 */
95
/* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* PB15 */
96
/* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* PB14 */
97
/* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* PB13 */
98
/* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* PB12 */
99
/* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* PB11 */
100
/* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* PB10 */
101
/* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* PB9 */
102
/* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* PB8 */
103
/* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* PB7 */
104
/* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* PB6 */
105
/* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* PB5 */
106
/* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* PB4 */
107
/* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
108
/* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
109
/* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
110
/* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
114
{ /* conf ppar psor pdir podr pdat */
115
/* PC31 */ { 0, 0, 0, 1, 0, 0 }, /* PC31 */
116
/* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */
117
/* PC29 */ { 1, 1, 1, 0, 0, 0 }, /* SCC1 EN *CLSN */
118
/* PC28 */ { 0, 0, 0, 1, 0, 0 }, /* PC28 */
119
/* PC27 */ { 0, 0, 0, 1, 0, 0 }, /* PC27 */
120
/* PC26 */ { 0, 0, 0, 1, 0, 0 }, /* PC26 */
121
/* PC25 */ { 0, 0, 0, 1, 0, 0 }, /* PC25 */
122
/* PC24 */ { 0, 0, 0, 1, 0, 0 }, /* PC24 */
123
/* PC23 */ { 0, 1, 0, 1, 0, 0 }, /* ATMTFCLK */
124
/* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* ATMRFCLK */
125
/* PC21 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RXCLK */
126
/* PC20 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN TXCLK */
127
/* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK */
128
/* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII TX_CLK */
129
/* PC17 */ { 1, 0, 0, 1, 0, 0 }, /* PC17 MDC */
130
/* PC16 */ { 1, 0, 0, 0, 0, 0 }, /* PC16 MDIO*/
131
/* PC15 */ { 0, 0, 0, 1, 0, 0 }, /* PC15 */
132
/* PC14 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN *CD */
133
/* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */
134
/* PC12 */ { 0, 0, 0, 1, 0, 0 }, /* PC12 */
135
/* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* PC11 */
136
/* PC10 */ { 0, 0, 0, 1, 0, 0 }, /* PC10 */
137
/* PC9 */ { 0, 0, 0, 1, 0, 0 }, /* PC9 */
138
/* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */
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/* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */
140
/* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */
141
/* PC5 */ { 1, 1, 0, 1, 0, 0 }, /* PC5 SMC1 TXD */
142
/* PC4 */ { 1, 1, 0, 0, 0, 0 }, /* PC4 SMC1 RXD */
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/* PC3 */ { 0, 0, 0, 1, 0, 0 }, /* PC3 */
144
/* PC2 */ { 0, 0, 0, 1, 0, 1 }, /* ENET FDE */
145
/* PC1 */ { 0, 0, 0, 1, 0, 0 }, /* ENET DSQE */
146
/* PC0 */ { 0, 0, 0, 1, 0, 0 }, /* ENET LBK */
150
{ /* conf ppar psor pdir podr pdat */
151
/* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */
152
/* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */
153
/* PD29 */ { 1, 1, 0, 1, 0, 0 }, /* SCC1 EN TENA */
154
/* PD28 */ { 0, 0, 0, 1, 0, 0 }, /* PD28 */
155
/* PD27 */ { 0, 0, 0, 1, 0, 0 }, /* PD27 */
156
/* PD26 */ { 0, 0, 0, 1, 0, 0 }, /* PD26 */
157
/* PD25 */ { 0, 0, 0, 1, 0, 0 }, /* PD25 */
158
/* PD24 */ { 0, 0, 0, 1, 0, 0 }, /* PD24 */
159
/* PD23 */ { 0, 0, 0, 1, 0, 0 }, /* PD23 */
160
/* PD22 */ { 0, 0, 0, 1, 0, 0 }, /* PD22 */
161
/* PD21 */ { 0, 0, 0, 1, 0, 0 }, /* PD21 */
162
/* PD20 */ { 0, 0, 0, 1, 0, 0 }, /* PD20 */
163
/* PD19 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */
164
/* PD18 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */
165
/* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */
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/* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */
167
#if defined(CONFIG_SYS_I2C_SOFT)
168
/* PD15 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SDA */
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/* PD14 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SCL */
171
#if defined(CONFIG_HARD_I2C)
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/* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
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/* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */
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#else /* normal I/O port pins */
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/* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */
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/* PD14 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SCL */
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/* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */
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/* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */
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/* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
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/* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
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/* PD9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
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/* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
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/* PD7 */ { 0, 0, 0, 1, 0, 1 }, /* PD7 */
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/* PD6 */ { 0, 0, 0, 1, 0, 1 }, /* PD6 */
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/* PD5 */ { 0, 0, 0, 1, 0, 0 }, /* PD5 */
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/* PD4 */ { 0, 0, 0, 1, 0, 1 }, /* PD4 */
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/* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
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/* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
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/* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
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/* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
196
/* UPM pattern for slow init */
197
static const uint upmTableSlow[] =
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/* Offset UPM Read Single RAM array entry */
200
/* 0x00 */ 0xffffee00, 0x00ffcc80, 0x00ffcf00, 0x00ffdc00,
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/* 0x04 */ 0x00ffce80, 0x00ffcc00, 0x00ffee00, 0x3fffcc07,
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/* UPM Read Burst RAM array entry -> unused */
204
/* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
205
/* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
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/* UPM Read Burst RAM array entry -> unused */
208
/* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
209
/* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
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/* UPM Write Single RAM array entry */
212
/* 0x18 */ 0xffffee00, 0x00ffec80, 0x00ffef00, 0x00fffc80,
213
/* 0x1C */ 0x00fffe00, 0x00ffec00, 0x0fffef00, 0x3fffec05,
215
/* UPM Write Burst RAM array entry -> unused */
216
/* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
217
/* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
218
/* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
219
/* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
221
/* UPM Refresh Timer RAM array entry -> unused */
222
/* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
223
/* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
224
/* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
226
/* UPM Exception RAM array entry -> unused */
227
/* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
230
/* UPM pattern for fast init */
231
static const uint upmTableFast[] =
233
/* Offset UPM Read Single RAM array entry */
234
/* 0x00 */ 0xffffee00, 0x00ffcc80, 0x00ffcd80, 0x00ffdc00,
235
/* 0x04 */ 0x00ffdc00, 0x00ffcf00, 0x00ffec00, 0x3fffcc07,
237
/* UPM Read Burst RAM array entry -> unused */
238
/* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
239
/* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
241
/* UPM Read Burst RAM array entry -> unused */
242
/* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
243
/* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
245
/* UPM Write Single RAM array entry */
246
/* 0x18 */ 0xffffee00, 0x00ffec80, 0x00ffee80, 0x00fffc00,
247
/* 0x1C */ 0x00fffc00, 0x00ffec00, 0x0fffef00, 0x3fffec05,
249
/* UPM Write Burst RAM array entry -> unused */
250
/* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
251
/* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
252
/* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
253
/* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
255
/* UPM Refresh Timer RAM array entry -> unused */
256
/* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
257
/* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
258
/* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
260
/* UPM Exception RAM array entry -> unused */
261
/* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
265
/* ------------------------------------------------------------------------- */
267
/* Check Board Identity:
269
int checkboard (void)
271
char *p = (char *) HWIB_INFO_START_ADDR;
274
if (*((unsigned long *)p) == (unsigned long)CONFIG_SYS_HWINFO_MAGIC) {
277
puts ("No HWIB assuming TQM8272");
284
/* ------------------------------------------------------------------------- */
285
#if defined(CONFIG_BOARD_GET_CPU_CLK_F)
286
static int get_cas_latency (void)
288
/* get it from the option -ts in CIB */
292
char *p = (char *) CIB_INFO_START_ADDR;
294
while ((*p != '\0') && (pos < CIB_INFO_LEN)) {
295
if (*p < ' ' || *p > '~') { /* ASCII strings! */
299
if ((p[1] == 't') && (p[2] == 's')) {
310
static ulong set_sdram_timing (volatile uint *sdmr_ptr, ulong sdmr, int col)
312
#if defined(CONFIG_BOARD_GET_CPU_CLK_F)
313
int clk = board_get_cpu_clk_f ();
314
volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
315
int busmode = (immr->im_siu_conf.sc_bcr & BCR_EBM ? 1 : 0);
318
sdmr = sdmr & ~(PSDMR_RFRC_MSK | PSDMR_PRETOACT_MSK | PSDMR_WRC_MSK | \
323
sdmr |= (PSDMR_RFRC_66MHZ_60X | \
324
PSDMR_PRETOACT_66MHZ_60X | \
325
PSDMR_WRC_66MHZ_60X | \
326
PSDMR_BUFCMD_66MHZ_60X);
329
sdmr |= (PSDMR_RFRC_100MHZ_60X | \
330
PSDMR_PRETOACT_100MHZ_60X | \
331
PSDMR_WRC_100MHZ_60X | \
332
PSDMR_BUFCMD_100MHZ_60X);
339
sdmr |= (PSDMR_RFRC_66MHZ_SINGLE | \
340
PSDMR_PRETOACT_66MHZ_SINGLE | \
341
PSDMR_WRC_66MHZ_SINGLE | \
342
PSDMR_BUFCMD_66MHZ_SINGLE);
345
sdmr |= (PSDMR_RFRC_100MHZ_SINGLE | \
346
PSDMR_PRETOACT_100MHZ_SINGLE | \
347
PSDMR_WRC_100MHZ_SINGLE | \
348
PSDMR_BUFCMD_100MHZ_SINGLE);
351
sdmr |= (PSDMR_RFRC_133MHZ_SINGLE | \
352
PSDMR_PRETOACT_133MHZ_SINGLE | \
353
PSDMR_WRC_133MHZ_SINGLE | \
354
PSDMR_BUFCMD_133MHZ_SINGLE);
358
cas = get_cas_latency();
359
sdmr &=~ (PSDMR_CL_MSK | PSDMR_LDOTOPRE_MSK);
361
sdmr |= ((cas - 1) << 6);
368
/* Try SDRAM initialization with P/LSDMR=sdmr and ORx=orx
370
* This routine performs standard 8260 initialization sequence
371
* and calculates the available memory size. It may be called
372
* several times to try different SDRAM configurations on both
373
* 60x and local buses.
375
static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
376
ulong orx, volatile uchar * base, int col)
378
volatile uchar c = 0xff;
379
volatile uint *sdmr_ptr;
380
volatile uint *orx_ptr;
384
/* We must be able to test a location outsize the maximum legal size
385
* to find out THAT we are outside; but this address still has to be
386
* mapped by the controller. That means, that the initial mapping has
387
* to be (at least) twice as large as the maximum expected size.
389
maxsize = (1 + (~orx | 0x7fff)) / 2;
391
/* Since CONFIG_SYS_SDRAM_BASE is always 0 (??), we assume that
392
* we are configuring CS1 if base != 0
394
sdmr_ptr = base ? &memctl->memc_lsdmr : &memctl->memc_psdmr;
395
orx_ptr = base ? &memctl->memc_or2 : &memctl->memc_or1;
398
sdmr = set_sdram_timing (sdmr_ptr, sdmr, col);
400
* Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35):
402
* "At system reset, initialization software must set up the
403
* programmable parameters in the memory controller banks registers
404
* (ORx, BRx, P/LSDMR). After all memory parameters are configured,
405
* system software should execute the following initialization sequence
406
* for each SDRAM device.
408
* 1. Issue a PRECHARGE-ALL-BANKS command
409
* 2. Issue eight CBR REFRESH commands
410
* 3. Issue a MODE-SET command to initialize the mode register
412
* The initial commands are executed by setting P/LSDMR[OP] and
413
* accessing the SDRAM with a single-byte transaction."
415
* The appropriate BRx/ORx registers have already been set when we
416
* get here. The SDRAM can be accessed at the address CONFIG_SYS_SDRAM_BASE.
419
*sdmr_ptr = sdmr | PSDMR_OP_PREA;
422
*sdmr_ptr = sdmr | PSDMR_OP_CBRR;
423
for (i = 0; i < 8; i++)
426
*sdmr_ptr = sdmr | PSDMR_OP_MRW;
427
*(base + CONFIG_SYS_MRS_OFFS) = c; /* setting MR on address lines */
429
*sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN;
432
size = get_ram_size((long *)base, maxsize);
433
*orx_ptr = orx | ~(size - 1);
438
phys_size_t initdram (int board_type)
440
volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
441
volatile memctl8260_t *memctl = &immap->im_memctl;
443
#ifndef CONFIG_SYS_RAMBOOT
448
psize = 16 * 1024 * 1024;
450
memctl->memc_psrt = CONFIG_SYS_PSRT;
451
memctl->memc_mptpr = CONFIG_SYS_MPTPR;
453
#ifndef CONFIG_SYS_RAMBOOT
456
size8 = try_init (memctl, CONFIG_SYS_PSDMR_8COL, CONFIG_SYS_OR1_8COL,
457
(uchar *) CONFIG_SYS_SDRAM_BASE, 8);
458
size9 = try_init (memctl, CONFIG_SYS_PSDMR_9COL, CONFIG_SYS_OR1_9COL,
459
(uchar *) CONFIG_SYS_SDRAM_BASE, 9);
463
printf ("(60x:9COL - %ld MB, ", psize >> 20);
465
psize = try_init (memctl, CONFIG_SYS_PSDMR_8COL, CONFIG_SYS_OR1_8COL,
466
(uchar *) CONFIG_SYS_SDRAM_BASE, 8);
467
printf ("(60x:8COL - %ld MB, ", psize >> 20);
470
#endif /* CONFIG_SYS_RAMBOOT */
478
static inline int scanChar (char *p, int len, unsigned long *number)
484
if ((*p >= '0') && (*p <= '9')) {
489
if (*p == '-') return akt;
497
static int dump_hwib(void)
499
HWIB_INFO *hw = &hwinf;
501
int i = getenv_f("serial#", buf, sizeof(buf));
502
volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
508
printf ("HWIB on %x\n", HWIB_INFO_START_ADDR);
509
printf ("serial : %s\n", buf);
510
printf ("ethaddr: %s\n", hw->ethaddr);
511
printf ("FLASH : %x nr:%d\n", hw->flash, hw->flash_nr);
512
printf ("RAM : %x cs:%d\n", hw->ram, hw->ram_cs);
513
printf ("CPU : %lu\n", hw->cpunr);
514
printf ("CAN : %d\n", hw->can);
515
if (hw->eeprom) printf ("EEprom : %x\n", hw->eeprom);
516
else printf ("No EEprom\n");
518
printf ("NAND : %x\n", hw->nand);
519
printf ("NAND CS: %d\n", hw->nand_cs);
520
} else { printf ("No NAND\n");}
521
printf ("Bus %s mode.\n", (hw->Bus ? "60x" : "Single PQII"));
522
printf (" real : %s\n", (immr->im_siu_conf.sc_bcr & BCR_EBM ? \
523
"60x" : "Single PQII"));
524
printf ("Option : %lx\n", hw->option);
525
printf ("%s Security Engine\n", (hw->SecEng ? "with" : "no"));
526
printf ("CPM Clk: %d\n", hw->cpmcl);
527
printf ("CPU Clk: %d\n", hw->cpucl);
528
printf ("Bus Clk: %d\n", hw->buscl);
529
if (hw->busclk_real_ok) {
530
printf (" real Clk: %d\n", hw->busclk_real);
532
printf ("CAS : %d\n", get_cas_latency());
534
printf("HWIB @%x not OK\n", HWIB_INFO_START_ADDR);
539
static inline int search_real_busclk (int *clk)
541
int part = 0, pos = 0;
542
char *p = (char *) CIB_INFO_START_ADDR;
545
while ((*p != '\0') && (pos < CIB_INFO_LEN)) {
546
if (*p < ' ' || *p > '~') { /* ASCII strings! */
588
int analyse_hwib (void)
590
char *p = (char *) HWIB_INFO_START_ADDR;
592
int part = 1, i = 0, pos = 0;
593
HWIB_INFO *hw = &hwinf;
595
deb_printf(" %s pointer: %p\n", __FUNCTION__, p);
597
if (*((unsigned long *)p) != (unsigned long)CONFIG_SYS_HWINFO_MAGIC) {
598
deb_printf("No HWIB\n");
602
if (scanChar (p, 4, &hw->cpunr) < 0) {
603
deb_printf("No CPU\n");
608
hw->flash = 0x200000 << (*p - 'A');
610
hw->flash_nr = *p - '0';
613
hw->ram = 0x2000000 << (*p - 'A');
620
if (*p == 'A') hw->can = 1;
621
if (*p == 'B') hw->can = 2;
623
p +=1; /* connector */
625
hw->eeprom = 0x1000 << (*p - 'A');
629
if ((*p < '0') || (*p > '9')) {
630
/* NAND before z-option */
631
hw->nand = 0x8000000 << (*p - 'A');
633
hw->nand_cs = *p - '0';
637
anz = scanChar (p, 4, &hw->option);
639
deb_printf("No option\n");
642
if (hw->option & 0x8) hw->Bus = 1;
645
deb_printf("No -\n");
655
case 'M': hw->cpucl = 266666666;
657
case 'P': hw->cpucl = 300000000;
659
case 'T': hw->cpucl = 400000000;
662
deb_printf("No CPU Clk: %c\n", *p);
668
case 'I': hw->cpmcl = 200000000;
670
case 'M': hw->cpmcl = 300000000;
673
deb_printf("No CPM Clk\n");
679
case 'B': hw->buscl = 66666666;
681
case 'E': hw->buscl = 100000000;
683
case 'F': hw->buscl = 133333333;
686
deb_printf("No BUS Clk\n");
693
/* search MAC Address */
694
while ((*p != '\0') && (pos < CONFIG_SYS_HWINFO_SIZE)) {
695
if (*p < ' ' || *p > '~') { /* ASCII strings! */
705
case 3: /* Copy MAC address */
711
hw->ethaddr[i++] = *p;
713
hw->ethaddr[i++] = ':';
720
hw->busclk_real_ok = search_real_busclk (&hw->busclk_real);
724
#if defined(CONFIG_GET_CPU_STR_F)
725
/* !! This routine runs from Flash */
726
char get_cpu_str_f (char *buf)
728
char *p = (char *) HWIB_INFO_START_ADDR;
734
if (*((unsigned long *)p) == (unsigned long)CONFIG_SYS_HWINFO_MAGIC) {
750
#if defined(CONFIG_BOARD_GET_CPU_CLK_F)
751
/* !! This routine runs from Flash */
752
unsigned long board_get_cpu_clk_f (void)
754
char *p = (char *) HWIB_INFO_START_ADDR;
757
if (*((unsigned long *)p) == (unsigned long)CONFIG_SYS_HWINFO_MAGIC) {
758
if (search_real_busclk (&i))
761
return CONFIG_8260_CLKIN;
765
#if CONFIG_BOARD_EARLY_INIT_R
767
static int can_test (unsigned long off)
769
volatile unsigned char *base = (unsigned char *) (CONFIG_SYS_CAN_BASE + off);
771
*(base + 0x17) = 'T';
772
*(base + 0x18) = 'Q';
773
*(base + 0x19) = 'M';
774
if ((*(base + 0x17) != 'T') ||
775
(*(base + 0x18) != 'Q') ||
776
(*(base + 0x19) != 'M')) {
782
static int can_config_one (unsigned long off)
784
volatile unsigned char *ctrl = (unsigned char *) (CONFIG_SYS_CAN_BASE + off);
785
volatile unsigned char *cpu_if = (unsigned char *) (CONFIG_SYS_CAN_BASE + off + 0x02);
786
volatile unsigned char *clkout = (unsigned char *) (CONFIG_SYS_CAN_BASE + off + 0x1f);
800
static int can_config (void)
804
if (hwinf.can == 2) {
805
can_config_one (0x100);
807
/* make Test if they really there */
809
ret += can_test (0x100);
813
static int init_can (void)
815
volatile immap_t * immr = (immap_t *)CONFIG_SYS_IMMR;
816
volatile memctl8260_t *memctl = &immr->im_memctl;
819
if ((hwinf.OK) && (hwinf.can)) {
820
memctl->memc_or4 = CONFIG_SYS_CAN_OR;
821
memctl->memc_br4 = CONFIG_SYS_CAN_BR;
823
upmconfig (UPMC, (uint *) upmTableFast,
824
sizeof (upmTableFast) / sizeof (uint));
825
memctl->memc_mcmr = (MxMR_DSx_3_CYCL |
831
count = can_config ();
832
printf ("CAN: %d @ %x\n", count, CONFIG_SYS_CAN_BASE);
833
if (hwinf.can != count) printf("!!! difference to HWIB\n");
835
printf ("CAN: No\n");
840
int board_early_init_r(void)
848
int do_hwib_dump (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
855
hwib, 1, 1, do_hwib_dump,
860
#ifdef CONFIG_SYS_UPDATE_FLASH_SIZE
861
static int get_flash_timing (void)
863
/* get it from the option -tf in CIB */
864
/* default is 0x00000c84 */
865
int ret = 0x00000c84;
868
char *p = (char *) CIB_INFO_START_ADDR;
870
while ((*p != '\0') && (pos < CIB_INFO_LEN)) {
871
if (*p < ' ' || *p > '~') { /* ASCII strings! */
875
if ((p[1] == 't') && (p[2] == 'f')) {
879
if ((*p >= '0') && (*p <= '9')) {
884
} else if ((*p >= 'A') && (*p <= 'F')) {
890
if (nr < 8) return 0x00000c84;
902
/* Update the Flash_Size and the Flash Timing */
903
int update_flash_size (int flash_size)
905
volatile immap_t * immr = (immap_t *)CONFIG_SYS_IMMR;
906
volatile memctl8260_t *memctl = &immr->im_memctl;
910
/* I must use reg, otherwise the board hang */
911
reg = memctl->memc_or0;
913
reg |= MEG_TO_AM(flash_size >> 20);
914
tim = get_flash_timing ();
916
reg |= (tim & 0xfff);
917
memctl->memc_or0 = reg;
923
struct pci_controller hose;
925
int board_early_init_f (void)
927
volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
929
immap->im_clkrst.car_sccr |= M826X_SCCR_PCI_MODE_EN;
933
extern void pci_mpc8250_init(struct pci_controller *);
935
void pci_init_board(void)
937
pci_mpc8250_init(&hose);
941
int board_eth_init(bd_t *bis)
943
return pci_eth_init(bis);