| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Copyright (C) 2017 Andes Technology Corporation |
| * Rick Chen, Andes Technology Corporation <rick@andestech.com> |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /* |
| * CPU and Board Configuration Options |
| */ |
| #define CONFIG_BOOTP_SEND_HOSTNAME |
| |
| /* |
| * Miscellaneous configurable options |
| */ |
| #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
| |
| /* |
| * Print Buffer Size |
| */ |
| #define CONFIG_SYS_PBSIZE \ |
| (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) |
| |
| /* |
| * max number of command args |
| */ |
| #define CONFIG_SYS_MAXARGS 16 |
| |
| /* |
| * Boot Argument Buffer Size |
| */ |
| #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE |
| |
| /* |
| * Size of malloc() pool |
| * 512kB is suggested, (CONFIG_ENV_SIZE + 128 * 1024) was not enough |
| */ |
| #define CONFIG_SYS_MALLOC_LEN (512 << 10) |
| |
| /* DT blob (fdt) address */ |
| #define CONFIG_SYS_FDT_BASE 0x000f0000 |
| |
| /* |
| * Physical Memory Map |
| */ |
| #define CONFIG_NR_DRAM_BANKS 2 |
| #define PHYS_SDRAM_0 0x00000000 /* SDRAM Bank #1 */ |
| #define PHYS_SDRAM_1 \ |
| (PHYS_SDRAM_0 + PHYS_SDRAM_0_SIZE) /* SDRAM Bank #2 */ |
| #define PHYS_SDRAM_0_SIZE 0x20000000 /* 512 MB */ |
| #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */ |
| #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_0 |
| |
| /* |
| * Serial console configuration |
| */ |
| #define CONFIG_SYS_NS16550_SERIAL |
| #ifndef CONFIG_DM_SERIAL |
| #define CONFIG_SYS_NS16550_REG_SIZE -4 |
| #endif |
| #define CONFIG_SYS_NS16550_CLK 19660800 |
| |
| /* Init Stack Pointer */ |
| #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000000 - \ |
| GENERATED_GBL_DATA_SIZE) |
| |
| /* |
| * Load address and memory test area should agree with |
| * arch/riscv/config.mk. Be careful not to overwrite U-Boot itself. |
| */ |
| #define CONFIG_SYS_LOAD_ADDR 0x100000 /* SDRAM */ |
| |
| /* |
| * memtest works on 512 MB in DRAM |
| */ |
| #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_0 |
| #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_0 + PHYS_SDRAM_0_SIZE) |
| |
| /* |
| * FLASH and environment organization |
| */ |
| |
| /* use CFI framework */ |
| #define CONFIG_SYS_FLASH_CFI |
| #define CONFIG_FLASH_CFI_DRIVER |
| |
| #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT |
| #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE |
| #define CONFIG_SYS_CFI_FLASH_STATUS_POLL |
| |
| /* support JEDEC */ |
| #ifdef CONFIG_CFI_FLASH |
| #define CONFIG_SYS_MAX_FLASH_BANKS_DETECT 1 |
| #endif/* Do not use CONFIG_FLASH_CFI_LEGACY to detect on board flash */ |
| #define PHYS_FLASH_1 0x88000000 /* BANK 0 */ |
| #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 |
| #define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1, } |
| #define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1 |
| |
| #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* TO for Flash Erase (ms) */ |
| #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* TO for Flash Write (ms) */ |
| |
| /* max number of memory banks */ |
| /* |
| * There are 4 banks supported for this Controller, |
| * but we have only 1 bank connected to flash on board |
| */ |
| #ifndef CONFIG_SYS_MAX_FLASH_BANKS_DETECT |
| #define CONFIG_SYS_MAX_FLASH_BANKS 1 |
| #endif |
| #define CONFIG_SYS_FLASH_BANKS_SIZES {0x4000000} |
| |
| /* max number of sectors on one chip */ |
| #define CONFIG_FLASH_SECTOR_SIZE (0x10000*2) |
| #define CONFIG_SYS_MAX_FLASH_SECT 512 |
| |
| /* environments */ |
| #define CONFIG_ENV_SPI_BUS 0 |
| #define CONFIG_ENV_SPI_CS 0 |
| #define CONFIG_ENV_SPI_MAX_HZ 50000000 |
| #define CONFIG_ENV_SPI_MODE 0 |
| #define CONFIG_ENV_SECT_SIZE 0x1000 |
| #define CONFIG_ENV_OVERWRITE |
| |
| /* SPI FLASH */ |
| #define CONFIG_SF_DEFAULT_BUS 0 |
| #define CONFIG_SF_DEFAULT_CS 0 |
| #define CONFIG_SF_DEFAULT_SPEED 1000000 |
| #define CONFIG_SF_DEFAULT_MODE 0 |
| |
| /* |
| * For booting Linux, the board info and command line data |
| * have to be in the first 16 MB of memory, since this is |
| * the maximum mapped by the Linux kernel during initialization. |
| */ |
| |
| /* Initial Memory map for Linux*/ |
| #define CONFIG_SYS_BOOTMAPSZ (64 << 20) |
| /* Increase max gunzip size */ |
| #define CONFIG_SYS_BOOTM_LEN (64 << 20) |
| |
| /* When we use RAM as ENV */ |
| #define CONFIG_ENV_SIZE 0x2000 |
| |
| /* Enable distro boot */ |
| #define BOOT_TARGET_DEVICES(func) \ |
| func(MMC, mmc, 0) \ |
| func(DHCP, dhcp, na) |
| #include <config_distro_bootcmd.h> |
| |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "kernel_addr_r=0x00080000\0" \ |
| "pxefile_addr_r=0x01f00000\0" \ |
| "scriptaddr=0x01f00000\0" \ |
| "fdt_addr_r=0x02000000\0" \ |
| "ramdisk_addr_r=0x02800000\0" \ |
| BOOTENV |
| |
| #endif /* __CONFIG_H */ |