2 * Copyright (C) 2005 Arabella Software Ltd.
3 * Yuli Barcohen <yuli@arabellasw.com>
5 * Support for Embedded Planet EP88x boards.
6 * Tested on EP88xC with MPC885 CPU, 64MB SDRAM and 16MB flash.
8 * SPDX-License-Identifier: GPL-2.0+
15 #define CONFIG_EP88X /* Embedded Planet EP88x board */
17 #define CONFIG_SYS_TEXT_BASE 0xFC000000
19 #define CONFIG_BOARD_EARLY_INIT_F /* Call board_early_init_f */
21 /* Allow serial number (serial#) and MAC address (ethaddr) to be overwritten */
22 #define CONFIG_ENV_OVERWRITE
24 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
25 #define CONFIG_BAUDRATE 38400
27 #define CONFIG_ETHER_ON_FEC1 /* Enable Ethernet on FEC1 */
28 #define CONFIG_ETHER_ON_FEC2 /* Enable Ethernet on FEC2 */
29 #if defined(CONFIG_ETHER_ON_FEC1) || defined(CONFIG_ETHER_ON_FEC2)
30 #define CONFIG_SYS_DISCOVER_PHY
31 #define CONFIG_MII_INIT 1
33 #endif /* CONFIG_FEC_ENET */
35 #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */
36 #define CONFIG_8xx_CPUCLK_DEFAULT 100000000
37 #define CONFIG_SYS_8xx_CPUCLK_MIN 40000000
38 #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000
43 #define CONFIG_BOOTP_BOOTFILESIZE
44 #define CONFIG_BOOTP_BOOTPATH
45 #define CONFIG_BOOTP_GATEWAY
46 #define CONFIG_BOOTP_HOSTNAME
50 * Command line configuration.
52 #include <config_cmd_default.h>
54 #define CONFIG_CMD_DHCP
55 #define CONFIG_CMD_IMMAP
56 #define CONFIG_CMD_MII
57 #define CONFIG_CMD_PING
60 #define CONFIG_BOOTDELAY 5 /* Autoboot after 5 seconds */
61 #define CONFIG_BOOTCOMMAND "bootm fe060000" /* Autoboot command */
62 #define CONFIG_BOOTARGS "root=/dev/mtdblock1 rw mtdparts=phys:2M(ROM)ro,-(root)"
64 #define CONFIG_BZIP2 /* Include support for bzip2 compressed images */
65 #undef CONFIG_WATCHDOG /* Disable platform specific watchdog */
67 /*-----------------------------------------------------------------------
68 * Miscellaneous configurable options
70 #define CONFIG_SYS_HUSH_PARSER
71 #define CONFIG_SYS_LONGHELP /* #undef to save memory */
72 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
73 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size */
74 #define CONFIG_SYS_MAXARGS 16 /* Max number of command args */
75 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
77 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* Default load address */
79 /*-----------------------------------------------------------------------
80 * RAM configuration (note that CONFIG_SYS_SDRAM_BASE must be zero)
82 #define CONFIG_SYS_SDRAM_BASE 0x00000000
83 #define CONFIG_SYS_SDRAM_MAX_SIZE 0x08000000 /* Up to 128 Mbyte */
85 #define CONFIG_SYS_MAMR 0x00805000
88 * 4096 Up to 4096 SDRAM rows
90 * 32 PTP (pre-divider from MPTPR)
91 * 4 Number of refresh cycles per period
92 * 64 Refresh cycle in ms per number of rows
94 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
96 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
97 #define CONFIG_SYS_MEMTEST_END 0x00500000 /* 1 ... 5 MB in SDRAM */
99 #define CONFIG_SYS_RESET_ADDRESS 0x09900000
101 /*-----------------------------------------------------------------------
102 * For booting Linux, the board info and command line data
103 * have to be in the first 8 MB of memory, since this is
104 * the maximum mapped by the Linux kernel during initialization.
106 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
108 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
109 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 KB for Monitor */
111 #define CONFIG_SYS_MALLOC_LEN (4096 << 10) /* Reserve ~4 MB for malloc() */
113 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */
114 #endif /* CONFIG_BZIP2 */
116 /*-----------------------------------------------------------------------
119 #define CONFIG_SYS_FLASH_BASE 0xFC000000
120 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
121 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
122 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */
123 #define CONFIG_SYS_MAX_FLASH_SECT 512 /* Max num of sects on one chip */
125 /* Environment is in flash */
126 #define CONFIG_ENV_IS_IN_FLASH
127 #define CONFIG_ENV_SECT_SIZE 0x20000 /* We use one complete sector */
128 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
130 #define CONFIG_SYS_OR0_PRELIM 0xFC000160
131 #define CONFIG_SYS_BR0_PRELIM (CONFIG_SYS_FLASH_BASE | BR_PS_32 | BR_MS_GPCM | BR_V)
133 #define CONFIG_SYS_DIRECT_FLASH_TFTP
135 /*-----------------------------------------------------------------------
138 #define CONFIG_SYS_OR3_PRELIM 0xFF0005B0
139 #define CONFIG_SYS_BR3_PRELIM (0xFA000000 |BR_PS_16 | BR_MS_GPCM | BR_V)
141 #define CONFIG_SYS_BCSR 0xFA400000
143 /*-----------------------------------------------------------------------
144 * Internal Memory Map Register
146 #define CONFIG_SYS_IMMR 0xF0000000
148 /*-----------------------------------------------------------------------
149 * Definitions for initial stack pointer and data area (in DPRAM)
151 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
152 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
153 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
154 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
156 /*-----------------------------------------------------------------------
157 * Configuration registers
159 #ifdef CONFIG_WATCHDOG
160 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
161 SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \
164 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
165 SYPCR_SWF | SYPCR_SWP)
166 #endif /* CONFIG_WATCHDOG */
168 #define CONFIG_SYS_SIUMCR (SIUMCR_MLRC01 | SIUMCR_DBGC11)
170 /* TBSCR - Time Base Status and Control Register */
171 #define CONFIG_SYS_TBSCR (TBSCR_TBF | TBSCR_TBE)
173 /* PISCR - Periodic Interrupt Status and Control */
174 #define CONFIG_SYS_PISCR PISCR_PS
176 /* SCCR - System Clock and reset Control Register */
177 #define SCCR_MASK SCCR_EBDF11
178 #define CONFIG_SYS_SCCR SCCR_RTSEL
180 #define CONFIG_SYS_DER 0
182 /*-----------------------------------------------------------------------
183 * Cache Configuration
185 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx chips */
187 #endif /* __CONFIG_H */