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1 /*
2 * (C) Copyright 2010
3 * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24 #ifndef __CONFIG_H
25 #define __CONFIG_H
26
27 #define CONFIG_405EP 1 /* this is a PPC405 CPU */
28 #define CONFIG_4xx 1 /* member of PPC4xx family */
29 #define CONFIG_IO 1 /* on a Io board */
30
31 #define CONFIG_SYS_TEXT_BASE 0xFFFC0000
32
33 /*
34 * Include common defines/options for all AMCC eval boards
35 */
36 #define CONFIG_HOSTNAME io
37 #define CONFIG_IDENT_STRING " io 0.04"
38 #include "amcc-common.h"
39
40 #define CONFIG_BOARD_EARLY_INIT_F
41 #define CONFIG_BOARD_EARLY_INIT_R
42 #define CONFIG_LAST_STAGE_INIT
43
44 #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
45
46 /*
47 * Configure PLL
48 */
49 #define PLLMR0_DEFAULT PLLMR0_266_133_66
50 #define PLLMR1_DEFAULT PLLMR1_266_133_66
51
52 /* new uImage format support */
53 #define CONFIG_FIT
54 #define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */
55
56 #define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */
57
58 /*
59 * Default environment variables
60 */
61 #define CONFIG_EXTRA_ENV_SETTINGS \
62 CONFIG_AMCC_DEF_ENV \
63 CONFIG_AMCC_DEF_ENV_POWERPC \
64 CONFIG_AMCC_DEF_ENV_NOR_UPD \
65 "kernel_addr=fc000000\0" \
66 "fdt_addr=fc1e0000\0" \
67 "ramdisk_addr=fc200000\0" \
68 ""
69
70 #define CONFIG_PHY_ADDR 4 /* PHY address */
71 #define CONFIG_HAS_ETH0
72 #define CONFIG_HAS_ETH1
73 #define CONFIG_PHY1_ADDR 0xc /* EMAC1 PHY address */
74 #define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
75
76 /*
77 * Commands additional to the ones defined in amcc-common.h
78 */
79 #define CONFIG_CMD_CACHE
80 #undef CONFIG_CMD_EEPROM
81
82 /*
83 * SDRAM configuration (please see cpu/ppc/sdram.[ch])
84 */
85 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
86
87 /* SDRAM timings used in datasheet */
88 #define CONFIG_SYS_SDRAM_CL 3 /* CAS latency */
89 #define CONFIG_SYS_SDRAM_tRP 20 /* PRECHARGE command period */
90 #define CONFIG_SYS_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE period */
91 #define CONFIG_SYS_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */
92 #define CONFIG_SYS_SDRAM_tRFC 66 /* Auto refresh period */
93
94 /*
95 * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
96 * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
97 * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD.
98 * The Linux BASE_BAUD define should match this configuration.
99 * baseBaud = cpuClock/(uartDivisor*16)
100 * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
101 * set Linux BASE_BAUD to 403200.
102 */
103 #define CONFIG_CONS_INDEX 1 /* Use UART0 */
104 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
105 #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
106 #define CONFIG_SYS_BASE_BAUD 691200
107
108 /*
109 * I2C stuff
110 */
111 #define CONFIG_SYS_I2C_SPEED 100000
112
113 /* Temp sensor/hwmon/dtt */
114 #define CONFIG_DTT_LM63 1 /* National LM63 */
115 #define CONFIG_DTT_SENSORS { 0 } /* Sensor addresses */
116 #define CONFIG_DTT_PWM_LOOKUPTABLE \
117 { { 40, 10 }, { 50, 20 }, { 60, 40 } }
118 #define CONFIG_DTT_TACH_LIMIT 0xa10
119
120 /*
121 * FLASH organization
122 */
123 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
124 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
125
126 #define CONFIG_SYS_FLASH_BASE 0xFC000000
127 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
128
129 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
130 #define CONFIG_SYS_MAX_FLASH_SECT 512 /* max num of sectors per chip*/
131
132 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase/ms */
133 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write/ms */
134
135 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buff'd writes */
136 #define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware flash protect */
137
138 #define CONFIG_SYS_FLASH_EMPTY_INFO /* 'E' for empty sector on flinfo */
139 #define CONFIG_SYS_FLASH_QUIET_TEST 1 /* no warn upon unknown flash */
140
141 #ifdef CONFIG_ENV_IS_IN_FLASH
142 #define CONFIG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
143 #define CONFIG_ENV_ADDR ((-CONFIG_SYS_MONITOR_LEN)-CONFIG_ENV_SECT_SIZE)
144 #define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
145
146 /* Address and size of Redundant Environment Sector */
147 #define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
148 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
149 #endif
150
151 /* Gbit PHYs */
152 #define CONFIG_BITBANGMII /* bit-bang MII PHY management */
153 #define CONFIG_BITBANGMII_MULTI
154
155 #define CONFIG_SYS_MDIO_PIN (0x80000000 >> 13) /* our MDIO is GPIO0 */
156 #define CONFIG_SYS_MDC_PIN (0x80000000 >> 7) /* our MDC is GPIO7 */
157
158 #define CONFIG_SYS_GBIT_MII_BUSNAME "io_miiphy"
159
160 /*
161 * PPC405 GPIO Configuration
162 */
163 #define CONFIG_SYS_4xx_GPIO_TABLE { /* GPIO Alternate1 */ \
164 { \
165 /* GPIO Core 0 */ \
166 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast */ \
167 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \
168 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \
169 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \
170 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \
171 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO5 TS3 */ \
172 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \
173 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO7 TS5 */ \
174 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \
175 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \
176 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \
177 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \
178 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \
179 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \
180 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 */ \
181 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 */ \
182 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 */ \
183 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 */ \
184 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 */ \
185 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 */ \
186 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 */ \
187 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 */ \
188 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 */ \
189 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 */ \
190 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD */ \
191 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \
192 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \
193 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \
194 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx */ \
195 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \
196 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 */ \
197 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 */ \
198 } \
199 }
200
201 /*
202 * Definitions for initial stack pointer and data area (in data cache)
203 */
204 /* use on chip memory (OCM) for temperary stack until sdram is tested */
205 #define CONFIG_SYS_TEMP_STACK_OCM 1
206
207 /* On Chip Memory location */
208 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
209 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
210 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* in SDRAM */
211 #define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area */
212
213 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size/bytes res'd for init data*/
214 #define CONFIG_SYS_GBL_DATA_OFFSET \
215 (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
216 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
217
218 /*
219 * External Bus Controller (EBC) Setup
220 */
221
222 /* Memory Bank 0 (NOR-FLASH) initialization */
223 #define CONFIG_SYS_EBC_PB0AP 0xa382a880
224 /* BAS=0xFC0,BS=64MB,BU=R/W,BW=16bit */
225 #define CONFIG_SYS_EBC_PB0CR 0xFC0DA000
226
227 /* Memory Bank 1 (NVRAM) initializatio */
228 #define CONFIG_SYS_EBC_PB1AP 0x92015480
229 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
230 #define CONFIG_SYS_EBC_PB1CR 0x7f318000
231
232 /* Memory Bank 2 (FPGA) initialization */
233 #define CONFIG_SYS_FPGA0_BASE 0x7f100000
234 #define CONFIG_SYS_EBC_PB2AP 0x02025080
235 /* BAS=0x7f1,BS=1MB,BU=R/W,BW=16bit */
236 #define CONFIG_SYS_EBC_PB2CR 0x7f11a000
237
238 #define CONFIG_SYS_FPGA_BASE(k) CONFIG_SYS_FPGA0_BASE
239 #define CONFIG_SYS_FPGA_DONE(k) 0x0010
240
241 #define CONFIG_SYS_FPGA_COUNT 1
242
243 /* Memory Bank 3 (Latches) initialization */
244 #define CONFIG_SYS_LATCH_BASE 0x7f200000
245 #define CONFIG_SYS_EBC_PB3AP 0xa2015480
246 /* BAS=0x7f2,BS=1MB,BU=R/W,BW=16bit */
247 #define CONFIG_SYS_EBC_PB3CR 0x7f21a000
248
249 #define CONFIG_SYS_LATCH0_RESET 0xffff
250 #define CONFIG_SYS_LATCH0_BOOT 0xffff
251 #define CONFIG_SYS_LATCH1_RESET 0xffbf
252 #define CONFIG_SYS_LATCH1_BOOT 0xffff
253
254 #endif /* __CONFIG_H */