2 * Copyright (C) 2004-2005 Arabella Software Ltd.
3 * Yuli Barcohen <yuli@arabellasw.com>
5 * Support for Analogue&Micro Adder boards family.
6 * Tested on AdderII and Adder87x.
8 * SPDX-License-Identifier: GPL-2.0+
13 #if !defined(CONFIG_MPC875) && !defined(CONFIG_MPC852T)
17 #define CONFIG_ADDER /* Analogue&Micro Adder board */
19 #define CONFIG_SYS_TEXT_BASE 0xFE000000
21 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
22 #define CONFIG_BAUDRATE 38400
24 #define CONFIG_ETHER_ON_FEC1
25 #define CONFIG_ETHER_ON_FEC2
26 #define CONFIG_HAS_ETH0
27 #define CONFIG_HAS_ETH1
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_ETHER_ON_FEC || CONFIG_ETHER_ON_FEC2 */
35 #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */
36 #define CONFIG_8xx_CPUCLK_DEFAULT 50000000
37 #define CONFIG_SYS_8xx_CPUCLK_MIN 40000000
39 #define CONFIG_SYS_8xx_CPUCLK_MAX 50000000
41 #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000
42 #endif /* CONFIG_MPC852T */
48 #define CONFIG_BOOTP_BOOTFILESIZE
49 #define CONFIG_BOOTP_BOOTPATH
50 #define CONFIG_BOOTP_GATEWAY
51 #define CONFIG_BOOTP_HOSTNAME
55 * Command line configuration.
57 #include <config_cmd_default.h>
59 #define CONFIG_CMD_DHCP
60 #define CONFIG_CMD_IMMAP
61 #define CONFIG_CMD_MII
62 #define CONFIG_CMD_PING
65 #define CONFIG_BOOTDELAY 5 /* Autoboot after 5 seconds */
66 #define CONFIG_BOOTCOMMAND "bootm fe040000" /* Autoboot command */
67 #define CONFIG_BOOTARGS "root=/dev/mtdblock1 rw mtdparts=1M(ROM)ro,-(root)"
69 #define CONFIG_BZIP2 /* Include support for bzip2 compressed images */
70 #undef CONFIG_WATCHDOG /* Disable platform specific watchdog */
72 /*-----------------------------------------------------------------------
73 * Miscellaneous configurable options
75 #define CONFIG_SYS_HUSH_PARSER
76 #define CONFIG_SYS_LONGHELP /* #undef to save memory */
77 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
78 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size */
79 #define CONFIG_SYS_MAXARGS 16 /* Max number of command args */
80 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
82 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* Default load address */
84 /*-----------------------------------------------------------------------
85 * RAM configuration (note that CONFIG_SYS_SDRAM_BASE must be zero)
87 #define CONFIG_SYS_SDRAM_BASE 0x00000000
88 #define CONFIG_SYS_SDRAM_MAX_SIZE 0x01000000 /* Up to 16 Mbyte */
90 #define CONFIG_SYS_MAMR 0x00002114
93 * 4096 Up to 4096 SDRAM rows
95 * 32 PTP (pre-divider from MPTPR)
96 * 4 Number of refresh cycles per period
97 * 64 Refresh cycle in ms per number of rows
99 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
101 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
102 #define CONFIG_SYS_MEMTEST_END 0x00500000 /* 1 ... 5 MB in SDRAM */
104 #define CONFIG_SYS_RESET_ADDRESS 0x09900000
106 /*-----------------------------------------------------------------------
107 * For booting Linux, the board info and command line data
108 * have to be in the first 8 MB of memory, since this is
109 * the maximum mapped by the Linux kernel during initialization.
111 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
113 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
114 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 KB for Monitor */
116 #define CONFIG_SYS_MALLOC_LEN (2500 << 10) /* Reserve ~2.5 MB for malloc() */
118 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */
119 #endif /* CONFIG_BZIP2 */
121 /*-----------------------------------------------------------------------
124 #define CONFIG_SYS_FLASH_BASE 0xFE000000
125 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
126 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
127 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */
128 #define CONFIG_SYS_MAX_FLASH_SECT 128 /* Max num of sects on one chip */
130 /* Environment is in flash */
131 #define CONFIG_ENV_IS_IN_FLASH
132 #define CONFIG_ENV_SECT_SIZE 0x10000 /* We use one complete sector */
133 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
135 #define CONFIG_ENV_OVERWRITE
137 #define CONFIG_SYS_OR0_PRELIM 0xFF000774
138 #define CONFIG_SYS_BR0_PRELIM (CONFIG_SYS_FLASH_BASE | BR_PS_16 | BR_MS_GPCM | BR_V)
140 #define CONFIG_SYS_DIRECT_FLASH_TFTP
142 /*-----------------------------------------------------------------------
143 * Internal Memory Map Register
145 #define CONFIG_SYS_IMMR 0xFF000000
147 /*-----------------------------------------------------------------------
148 * Definitions for initial stack pointer and data area (in DPRAM)
150 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
151 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
152 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
153 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
155 /*-----------------------------------------------------------------------
156 * Configuration registers
158 #ifdef CONFIG_WATCHDOG
159 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
160 SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \
163 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
164 SYPCR_SWF | SYPCR_SWP)
165 #endif /* CONFIG_WATCHDOG */
167 #define CONFIG_SYS_SIUMCR (SIUMCR_MLRC01 | SIUMCR_DBGC11)
169 /* TBSCR - Time Base Status and Control Register */
170 #define CONFIG_SYS_TBSCR (TBSCR_TBF | TBSCR_TBE)
172 /* PISCR - Periodic Interrupt Status and Control */
173 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
175 /* PLPRCR - PLL, Low-Power, and Reset Control Register */
176 /* #define CONFIG_SYS_PLPRCR PLPRCR_TEXPS */
178 /* SCCR - System Clock and reset Control Register */
179 #define SCCR_MASK SCCR_EBDF11
180 #define CONFIG_SYS_SCCR SCCR_RTSEL
182 #define CONFIG_SYS_DER 0
184 /*-----------------------------------------------------------------------
185 * Cache Configuration
187 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx chips */
189 /* pass open firmware flat tree */
190 #define CONFIG_OF_LIBFDT 1
191 #define CONFIG_OF_BOARD_SETUP 1
193 #endif /* __CONFIG_H */