1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Configuation settings for the WB45N CPU Module. 4 */ 5 6 #ifndef __CONFIG_H__ 7 #define __CONFIG_H__ 8 9 #include <asm/hardware.h> 10 11 /* ARM asynchronous clock */ 12 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 13 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */ 14 15 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 16 #define CONFIG_SETUP_MEMORY_TAGS 17 #define CONFIG_INITRD_TAG 18 #define CONFIG_SKIP_LOWLEVEL_INIT 19 20 /* general purpose I/O */ 21 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 22 #define CONFIG_AT91_GPIO 23 24 /* serial console */ 25 #define CONFIG_ATMEL_USART 26 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 27 #define CONFIG_USART_ID ATMEL_ID_SYS 28 29 /* 30 * BOOTP options 31 */ 32 #define CONFIG_BOOTP_BOOTFILESIZE 33 34 /* SDRAM */ 35 #define CONFIG_SYS_SDRAM_BASE 0x20000000 36 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 /* 64 MB */ 37 38 #define CONFIG_SYS_INIT_SP_ADDR \ 39 (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE) 40 41 /* NAND flash */ 42 #define CONFIG_SYS_MAX_NAND_DEVICE 1 43 #define CONFIG_SYS_NAND_BASE 0x40000000 44 /* our ALE is AD21 */ 45 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 46 /* our CLE is AD22 */ 47 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 48 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4 49 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5 50 51 #define CONFIG_RBTREE 52 #define CONFIG_LZO 53 54 /* Ethernet */ 55 #define CONFIG_MACB 56 #define CONFIG_RMII 57 #define CONFIG_NET_RETRY_COUNT 20 58 #define CONFIG_MACB_SEARCH_PHY 59 #define CONFIG_ETHADDR C0:EE:40:00:00:00 60 #define CONFIG_ENV_OVERWRITE 1 61 62 /* System */ 63 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 64 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 65 #define CONFIG_SYS_MEMTEST_END 0x23e00000 66 67 #ifdef CONFIG_SYS_USE_NANDFLASH 68 /* bootstrap + u-boot + env + linux in nandflash */ 69 #define CONFIG_ENV_OFFSET 0xa0000 70 #define CONFIG_ENV_OFFSET_REDUND 0xc0000 71 #define CONFIG_ENV_SIZE 0x20000 /* 1 block = 128 kB */ 72 73 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xe0000 0x280000; " \ 74 "run _mtd; bootm" 75 76 #define MTDIDS_DEFAULT "nand0=atmel_nand" 77 #define MTDPARTS_DEFAULT "mtdparts=atmel_nand:" \ 78 "128K(at91bs)," \ 79 "512K(u-boot)," \ 80 "128K(u-boot-env)," \ 81 "128K(redund-env)," \ 82 "2560K(kernel-a)," \ 83 "2560K(kernel-b)," \ 84 "38912K(rootfs-a)," \ 85 "38912K(rootfs-b)," \ 86 "46208K(user)," \ 87 "512K(logs)" 88 89 #else 90 #error No boot method selected, please select 'CONFIG_SYS_USE_NANDFLASH' 91 #endif 92 93 #define CONFIG_BOOTARGS "console=ttyS0,115200 earlyprintk " \ 94 "rw noinitrd mem=64M " \ 95 "rootfstype=ubifs root=ubi0:rootfs ubi.mtd=6" 96 97 #define CONFIG_EXTRA_ENV_SETTINGS \ 98 "_mtd=mtdparts default; setenv bootargs ${bootargs} ${mtdparts}\0" \ 99 "autoload=no\0" \ 100 "autostart=no\0" \ 101 "ethaddr=" __stringify(CONFIG_ETHADDR) "\0" \ 102 "\0" 103 104 #define CONFIG_SYS_CBSIZE 256 105 #define CONFIG_SYS_MAXARGS 16 106 107 /* 108 * Size of malloc() pool 109 */ 110 #define CONFIG_SYS_MALLOC_LEN (512 * 1024 + 0x1000) 111 112 /* SPL */ 113 #define CONFIG_SPL_TEXT_BASE 0x300000 114 #define CONFIG_SPL_MAX_SIZE 0x6000 115 #define CONFIG_SPL_STACK 0x308000 116 117 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 118 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 119 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 120 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 121 122 #define CONFIG_SYS_MONITOR_LEN (512 << 10) 123 124 #define CONFIG_SYS_MASTER_CLOCK 132096000 125 #define CONFIG_SYS_AT91_PLLA 0x20c73f03 126 #define CONFIG_SYS_MCKR 0x1301 127 #define CONFIG_SYS_MCKR_CSS 0x1302 128 129 #define CONFIG_SPL_NAND_DRIVERS 130 #define CONFIG_SPL_NAND_BASE 131 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 132 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 133 #define CONFIG_SYS_NAND_PAGE_SIZE 0x800 134 #define CONFIG_SYS_NAND_PAGE_COUNT 64 135 #define CONFIG_SYS_NAND_OOBSIZE 64 136 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 137 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 138 139 #endif /* __CONFIG_H__ */ 140