1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Configuation settings for the esd TASREG board.
6 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
10 * board/config.h - configuration options, board specific
17 * High Level Configuration Options
22 #define CONFIG_MCFUART
23 #define CONFIG_SYS_UART_PORT (0)
25 #undef CONFIG_WATCHDOG
27 #undef CONFIG_MONITOR_IS_IN_RAM /* no pre-loader required!!! ;-) */
32 #undef CONFIG_BOOTP_BOOTFILESIZE
34 #define CONFIG_SYS_LOAD_ADDR 0x200000 /* default load address */
37 * Clock configuration: enable only one of the following options
40 #undef CONFIG_SYS_PLL_BYPASS /* bypass PLL for test purpose */
41 #define CONFIG_SYS_FAST_CLK 1 /* MCF5249 can run at 140MHz */
42 #define CONFIG_SYS_CLK 132025600 /* MCF5249 can run at 140MHz */
45 * Low Level Configuration Settings
46 * (address mappings, register initial values, etc.)
47 * You should know what you are doing if you make changes here.
50 #define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */
51 #define CONFIG_SYS_MBAR2 0x80000000
53 /*-----------------------------------------------------------------------
54 * Definitions for initial stack pointer and data area (in DPRAM)
56 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
57 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */
58 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
59 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
61 #define LDS_BOARD_TEXT \
62 . = DEFINED(env_offset) ? env_offset : .; \
63 env/embedded.o(.text);
65 /*-----------------------------------------------------------------------
66 * Start addresses for the final memory configuration
67 * (Set up by the startup code)
68 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
70 #define CONFIG_SYS_SDRAM_BASE 0x00000000
71 #define CONFIG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */
72 #define CONFIG_SYS_FLASH_BASE (CONFIG_SYS_CS0_BASE)
75 #define CONFIG_PRAM 512 /* test-only for SDRAM problem!!!!!!!!!!!!!!!!!!!! */
78 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
80 #define CONFIG_SYS_MONITOR_LEN 0x20000
81 #define CONFIG_SYS_MALLOC_LEN (1 * 1024*1024) /* Reserve 1 MB for malloc() */
82 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024
85 * For booting Linux, the board info and command line data
86 * have to be in the first 8 MB of memory, since this is
87 * the maximum mapped by the Linux kernel during initialization ??
89 #define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
91 /*-----------------------------------------------------------------------
94 #ifdef CONFIG_SYS_FLASH_CFI
96 # define CONFIG_SYS_FLASH_SIZE 0x1000000 /* Max size that the board might have */
97 # define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
98 # define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
99 # define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */
100 # define CONFIG_SYS_FLASH_CHECKSUM
101 # define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
104 /*-----------------------------------------------------------------------
105 * Cache Configuration
107 #define CONFIG_SYS_CACHELINE_SIZE 16
109 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
110 CONFIG_SYS_INIT_RAM_SIZE - 8)
111 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
112 CONFIG_SYS_INIT_RAM_SIZE - 4)
113 #define CONFIG_SYS_ICACHE_INV (CF_CACR_DCM)
114 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_FLASH_BASE | \
116 CF_ACR_EN | CF_ACR_SM_ALL)
117 #define CONFIG_SYS_CACHE_ACR1 (CONFIG_SYS_SDRAM_BASE | \
118 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
119 CF_ACR_EN | CF_ACR_SM_ALL)
120 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CEIB | \
123 /*-----------------------------------------------------------------------
124 * Memory bank definitions
127 /* CS0 - AMD Flash, address 0xffc00000 */
128 #define CONFIG_SYS_CS0_BASE 0xffe00000
129 #define CONFIG_SYS_CS0_CTRL 0x00001980 /* WS=0110, AA=1, PS=10 */
130 /** Note: There is a CSMR0/DRAM vector problem, need to disable C/I ***/
131 #define CONFIG_SYS_CS0_MASK 0x003f0021 /* 4MB, AA=0, WP=0, C/I=1, V=1 */
133 /* CS1 - FPGA, address 0xe0000000 */
134 #define CONFIG_SYS_CS1_BASE 0xe0000000
135 #define CONFIG_SYS_CS1_CTRL 0x00000d80 /* WS=0011, AA=1, PS=10 */
136 #define CONFIG_SYS_CS1_MASK 0x00010001 /* 128kB, AA=0, WP=0, C/I=0, V=1*/
138 /*-----------------------------------------------------------------------
141 #define CONFIG_SYS_GPIO_FUNC 0x00000008 /* Set gpio pins: none */
142 #define CONFIG_SYS_GPIO1_FUNC 0x00df00f0 /* 36-39(SWITCH),48-52(FPGAs),54*/
143 #define CONFIG_SYS_GPIO_EN 0x00000008 /* Set gpio output enable */
144 #define CONFIG_SYS_GPIO1_EN 0x00c70000 /* Set gpio output enable */
145 #define CONFIG_SYS_GPIO_OUT 0x00000008 /* Set outputs to default state */
146 #define CONFIG_SYS_GPIO1_OUT 0x00c70000 /* Set outputs to default state */
147 #define CONFIG_SYS_GPIO1_LED 0x00400000 /* user led */