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1 /*
2 * (C) Copyright 2007-2008
3 * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8 #ifndef __CONFIG_H
9 #define __CONFIG_H
10
11 #define CONFIG_405EP 1 /* this is a PPC405 CPU */
12 #define CONFIG_NEO 1 /* on a Neo board */
13
14 #define CONFIG_SYS_TEXT_BASE 0xFFFC0000
15
16 /*
17 * Include common defines/options for all AMCC eval boards
18 */
19 #define CONFIG_HOSTNAME neo
20 #include "amcc-common.h"
21
22 #define CONFIG_BOARD_EARLY_INIT_R
23 #define CONFIG_MISC_INIT_R
24 #define CONFIG_LAST_STAGE_INIT
25
26 #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
27
28 /*
29 * Configure PLL
30 */
31 #define PLLMR0_DEFAULT PLLMR0_266_133_66_33
32 #define PLLMR1_DEFAULT PLLMR1_266_133_66_33
33
34 /* new uImage format support */
35 #define CONFIG_FIT_DISABLE_SHA256
36
37 #define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */
38
39 /*
40 * Default environment variables
41 */
42 #define CONFIG_EXTRA_ENV_SETTINGS \
43 CONFIG_AMCC_DEF_ENV \
44 CONFIG_AMCC_DEF_ENV_POWERPC \
45 CONFIG_AMCC_DEF_ENV_NOR_UPD \
46 "kernel_addr=fc000000\0" \
47 "fdt_addr=fc1e0000\0" \
48 "ramdisk_addr=fc200000\0" \
49 ""
50
51 #define CONFIG_PHY_ADDR 4 /* PHY address */
52 #define CONFIG_HAS_ETH0
53 #define CONFIG_HAS_ETH1
54 #define CONFIG_PHY1_ADDR 0xc /* EMAC1 PHY address */
55 #define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
56
57 /*
58 * Commands additional to the ones defined in amcc-common.h
59 */
60 #define CONFIG_CMD_DTT
61 #undef CONFIG_CMD_EEPROM
62 #undef CONFIG_CMD_IRQ
63
64 /*
65 * SDRAM configuration (please see cpu/ppc/sdram.[ch])
66 */
67 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
68
69 /* SDRAM timings used in datasheet */
70 #define CONFIG_SYS_SDRAM_CL 3 /* CAS latency */
71 #define CONFIG_SYS_SDRAM_tRP 20 /* PRECHARGE command period */
72 #define CONFIG_SYS_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE command period */
73 #define CONFIG_SYS_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */
74 #define CONFIG_SYS_SDRAM_tRFC 66 /* Auto refresh period */
75
76 /*
77 * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
78 * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
79 * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
80 * The Linux BASE_BAUD define should match this configuration.
81 * baseBaud = cpuClock/(uartDivisor*16)
82 * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
83 * set Linux BASE_BAUD to 403200.
84 */
85 #define CONFIG_CONS_INDEX 1 /* Use UART0 */
86 #define CONFIG_SYS_NS16550_SERIAL
87 #define CONFIG_SYS_NS16550_REG_SIZE 1
88 #define CONFIG_SYS_NS16550_CLK get_serial_clock()
89
90 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
91 #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
92 #define CONFIG_SYS_BASE_BAUD 691200
93
94 /*
95 * I2C stuff
96 */
97 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0 100000
98
99 /* RTC */
100 #define CONFIG_RTC_DS1337
101 #define CONFIG_SYS_I2C_RTC_ADDR 0x68
102
103 /* Temp sensor/hwmon/dtt */
104 #define CONFIG_DTT_LM63 1 /* National LM63 */
105 #define CONFIG_DTT_SENSORS { 0 } /* Sensor addresses */
106 #define CONFIG_DTT_PWM_LOOKUPTABLE \
107 { { 40, 10 }, { 50, 20 }, { 60, 40 } }
108 #define CONFIG_DTT_TACH_LIMIT 0xa10
109
110 /*
111 * FLASH organization
112 */
113 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
114 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
115
116 #define CONFIG_SYS_FLASH_BASE 0xFC000000
117 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
118
119 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
120 #define CONFIG_SYS_MAX_FLASH_SECT 512 /* max number of sectors on one chip */
121
122 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
123 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
124
125 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
126
127 #define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
128 #define CONFIG_SYS_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash */
129
130 #ifdef CONFIG_ENV_IS_IN_FLASH
131 #define CONFIG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
132 #define CONFIG_ENV_ADDR 0xFFF00000
133 #define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */
134
135 /* Address and size of Redundant Environment Sector */
136 #define CONFIG_ENV_ADDR_REDUND 0xFFF20000
137 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
138 #endif
139
140 /*
141 * PPC405 GPIO Configuration
142 */
143 #define CONFIG_SYS_4xx_GPIO_TABLE { \
144 { \
145 /* GPIO Core 0 */ \
146 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast */ \
147 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \
148 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \
149 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \
150 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \
151 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO5 TS3 */ \
152 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \
153 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO7 TS5 */ \
154 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \
155 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \
156 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \
157 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \
158 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \
159 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \
160 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 */ \
161 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 */ \
162 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 */ \
163 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 */ \
164 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 */ \
165 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 */ \
166 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 */ \
167 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 */ \
168 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 */ \
169 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 */ \
170 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD */ \
171 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \
172 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \
173 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \
174 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx */ \
175 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \
176 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 */ \
177 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 */ \
178 } \
179 }
180
181 /*
182 * Definitions for initial stack pointer and data area (in data cache)
183 */
184 /* use on chip memory (OCM) for temperary stack until sdram is tested */
185 #define CONFIG_SYS_TEMP_STACK_OCM 1
186
187 /* On Chip Memory location */
188 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
189 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
190 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */
191 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */
192
193 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
194 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
195
196 /*
197 * External Bus Controller (EBC) Setup
198 */
199
200 /* Memory Bank 0 (NOR-FLASH) initialization */
201 #define CONFIG_SYS_EBC_PB0AP 0x92015480
202 #define CONFIG_SYS_EBC_PB0CR 0xFC0DA000 /* BAS=0xFC0,BS=64MB,BU=R/W,BW=16bit */
203
204 /* Memory Bank 1 (NVRAM) initialization */
205 #define CONFIG_SYS_EBC_PB1AP 0x92015480
206 #define CONFIG_SYS_EBC_PB1CR 0xFB85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
207
208 /* Memory Bank 2 (FPGA) initialization */
209 #define CONFIG_SYS_FPGA0_BASE 0x7f100000
210 #define CONFIG_SYS_EBC_PB2AP 0x92015480
211 #define CONFIG_SYS_EBC_PB2CR 0x7f11a000 /* BAS=0x7f1,BS=1MB,BU=R/W,BW=16bit */
212
213 #define CONFIG_SYS_FPGA_BASE(k) CONFIG_SYS_FPGA0_BASE
214
215 #define CONFIG_SYS_FPGA_COUNT 1
216
217 #define CONFIG_SYS_FPGA_PTR \
218 { (struct ihs_fpga *)CONFIG_SYS_FPGA0_BASE }
219
220 #define CONFIG_SYS_FPGA_COMMON
221
222 /* Memory Bank 3 (Latches) initialization */
223 #define CONFIG_SYS_LATCH_BASE 0x7f200000
224 #define CONFIG_SYS_EBC_PB3AP 0x92015480
225 #define CONFIG_SYS_EBC_PB3CR 0x7f21a000 /* BAS=0x7f2,BS=1MB,BU=R/W,BW=16bit */
226
227 #define CONFIG_SYS_LATCH0_RESET 0xffff
228 #define CONFIG_SYS_LATCH0_BOOT 0xffff
229 #define CONFIG_SYS_LATCH1_RESET 0xffbf
230 #define CONFIG_SYS_LATCH1_BOOT 0xffff
231
232 #endif /* __CONFIG_H */