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