1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * Sysam stmark2 board configuration 4 * 5 * (C) Copyright 2017 Angelo Dureghello <angelo@sysam.it> 6 */ 7 8#ifndef __STMARK2_CONFIG_H 9#define __STMARK2_CONFIG_H 10 11#define CONFIG_HOSTNAME "stmark2" 12 13#define CONFIG_MCFUART 14#define CONFIG_SYS_UART_PORT 0 15#define CONFIG_SYS_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 } 16 17#define LDS_BOARD_TEXT \ 18 board/sysam/stmark2/sbf_dram_init.o (.text*) 19 20#define CONFIG_TIMESTAMP 21 22#define CONFIG_BOOTARGS \ 23 "console=ttyS0,115200 root=/dev/ram0 rw " \ 24 "rootfstype=ramfs " \ 25 "rdinit=/bin/init " \ 26 "devtmpfs.mount=1" 27 28#define CONFIG_BOOTCOMMAND \ 29 "sf probe 0:1 50000000; " \ 30 "sf read ${loadaddr} 0x100000 ${kern_size}; " \ 31 "bootm ${loadaddr}" 32 33#define CONFIG_EXTRA_ENV_SETTINGS \ 34 "kern_size=0x700000\0" \ 35 "loadaddr=0x40001000\0" \ 36 "-(rootfs)\0" \ 37 "update_uboot=loady ${loadaddr}; " \ 38 "sf probe 0:1 50000000; " \ 39 "sf erase 0 0x80000; " \ 40 "sf write ${loadaddr} 0 ${filesize}\0" \ 41 "update_kernel=loady ${loadaddr}; " \ 42 "setenv kern_size ${filesize}; saveenv; " \ 43 "sf probe 0:1 50000000; " \ 44 "sf erase 0x100000 0x700000; " \ 45 "sf write ${loadaddr} 0x100000 ${filesize}\0" \ 46 "update_rootfs=loady ${loadaddr}; " \ 47 "sf probe 0:1 50000000; " \ 48 "sf erase 0x00800000 0x100000; " \ 49 "sf write ${loadaddr} 0x00800000 ${filesize}\0" \ 50 "" 51 52/* Realtime clock */ 53#undef CONFIG_MCFRTC 54#define CONFIG_RTC_MCFRRTC 55#define CONFIG_SYS_MCFRRTC_BASE 0xFC0A8000 56 57/* spi not partitions */ 58#define CONFIG_MTD_DEVICE 59#define CONFIG_JFFS2_CMDLINE 60#define CONFIG_JFFS2_DEV "nor0" 61 62/* Timer */ 63#define CONFIG_MCFTMR 64#undef CONFIG_MCFPIT 65 66/* DSPI and Serial Flash */ 67#define CONFIG_CF_DSPI 68#define CONFIG_SF_DEFAULT_SPEED 50000000 69#define CONFIG_SERIAL_FLASH 70#define CONFIG_HARD_SPI 71#define CONFIG_SPI_FLASH_ISSI 72#define CONFIG_ENV_SPI_BUS 0 73#define CONFIG_ENV_SPI_CS 1 74 75#define CONFIG_SYS_SBFHDR_SIZE 0x7 76 77#define CONFIG_SYS_DSPI_CTAR0 (DSPI_CTAR_TRSZ(7) | \ 78 DSPI_CTAR_PCSSCK_1CLK | \ 79 DSPI_CTAR_PASC(0) | \ 80 DSPI_CTAR_PDT(0) | \ 81 DSPI_CTAR_CSSCK(0) | \ 82 DSPI_CTAR_ASC(0) | \ 83 DSPI_CTAR_DT(1) | \ 84 DSPI_CTAR_BR(6)) 85#define CONFIG_SYS_DSPI_CTAR1 (CONFIG_SYS_DSPI_CTAR0) 86#define CONFIG_SYS_DSPI_CTAR2 (CONFIG_SYS_DSPI_CTAR0) 87 88/* Input, PCI, Flexbus, and VCO */ 89#define CONFIG_EXTRA_CLOCK 90 91#define CONFIG_PRAM 2048 /* 2048 KB */ 92#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 93 94/* Print Buffer Size */ 95#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 96 sizeof(CONFIG_SYS_PROMPT) + 16) 97#define CONFIG_SYS_MAXARGS 16 98/* Boot Argument Buffer Size */ 99#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 100 101#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x10000) 102#define CONFIG_SYS_MBAR 0xFC000000 103 104/* 105 * Definitions for initial stack pointer and data area (in internal SRAM) 106 */ 107#define CONFIG_SYS_INIT_RAM_ADDR 0x80000000 108/* End of used area in internal SRAM */ 109#define CONFIG_SYS_INIT_RAM_SIZE 0x10000 110#define CONFIG_SYS_INIT_RAM_CTRL 0x221 111#define CONFIG_SYS_GBL_DATA_OFFSET ((CONFIG_SYS_INIT_RAM_SIZE - \ 112 GENERATED_GBL_DATA_SIZE) - 32) 113#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 114#define CONFIG_SYS_SBFHDR_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - 32) 115 116/* 117 * Start addresses for the final memory configuration 118 * (Set up by the startup code) 119 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 120 */ 121#define CONFIG_SYS_SDRAM_BASE 0x40000000 122#define CONFIG_SYS_SDRAM_SIZE 128 /* SDRAM size in MB */ 123 124#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x400) 125#define CONFIG_SYS_MEMTEST_END ((CONFIG_SYS_SDRAM_SIZE - 3) << 20) 126#define CONFIG_SYS_DRAM_TEST 127 128#if defined(CONFIG_CF_SBF) 129#define CONFIG_SERIAL_BOOT 130#endif 131 132#if defined(CONFIG_SERIAL_BOOT) 133#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_TEXT_BASE + 0x400) 134#else 135#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400) 136#endif 137 138#define CONFIG_SYS_BOOTPARAMS_LEN (64 * 1024) 139/* Reserve 256 kB for Monitor */ 140#define CONFIG_SYS_MONITOR_LEN (256 << 10) 141/* Reserve 256 kB for malloc() */ 142#define CONFIG_SYS_MALLOC_LEN (256 << 10) 143 144/* 145 * For booting Linux, the board info and command line data 146 * have to be in the first 8 MB of memory, since this is 147 * the maximum mapped by the Linux kernel during initialization ?? 148 */ 149/* Initial Memory map for Linux */ 150#define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + \ 151 (CONFIG_SYS_SDRAM_SIZE << 20)) 152 153/* Configuration for environment 154 * Environment is embedded in u-boot in the second sector of the flash 155 */ 156 157#if defined(CONFIG_CF_SBF) 158#define CONFIG_ENV_IS_IN_SPI_FLASH 1 159#define CONFIG_ENV_SPI_CS 1 160#define CONFIG_ENV_OFFSET 0x40000 161#define CONFIG_ENV_SIZE 0x2000 162#define CONFIG_ENV_SECT_SIZE 0x10000 163#endif 164 165#undef CONFIG_ENV_OVERWRITE 166 167/* Cache Configuration */ 168#define CONFIG_SYS_CACHELINE_SIZE 16 169#define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 170 CONFIG_SYS_INIT_RAM_SIZE - 8) 171#define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 172 CONFIG_SYS_INIT_RAM_SIZE - 4) 173#define CONFIG_SYS_ICACHE_INV (CF_CACR_BCINVA + CF_CACR_ICINVA) 174#define CONFIG_SYS_DCACHE_INV (CF_CACR_DCINVA) 175#define CONFIG_SYS_CACHE_ACR2 (CONFIG_SYS_SDRAM_BASE | \ 176 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \ 177 CF_ACR_EN | CF_ACR_SM_ALL) 178#define CONFIG_SYS_CACHE_ICACR (CF_CACR_BEC | CF_CACR_IEC | \ 179 CF_CACR_ICINVA | CF_CACR_EUSP) 180#define CONFIG_SYS_CACHE_DCACR ((CONFIG_SYS_CACHE_ICACR | \ 181 CF_CACR_DEC | CF_CACR_DDCM_P | \ 182 CF_CACR_DCINVA) & ~CF_CACR_ICINVA) 183 184#define CACR_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 185 CONFIG_SYS_INIT_RAM_SIZE - 12) 186 187#endif /* __STMARK2_CONFIG_H */ 188