1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2017 Andes Technology Corporation
4 * Rick Chen, Andes Technology Corporation <rick@andestech.com>
11 #define CONFIG_SPL_BSS_START_ADDR 0x04000000
12 #define CONFIG_SPL_BSS_MAX_SIZE 0x00100000
15 #define RISCV_MMODE_TIMERBASE 0xe6000000
16 #define RISCV_MMODE_TIMER_FREQ 60000000
18 #define RISCV_SMODE_TIMER_FREQ 60000000
21 * CPU and Board Configuration Options
25 * Miscellaneous configurable options
28 /* DT blob (fdt) address */
29 #define CONFIG_SYS_FDT_BASE 0x800f0000
34 #define PHYS_SDRAM_0 0x00000000 /* SDRAM Bank #1 */
35 #define PHYS_SDRAM_1 \
36 (PHYS_SDRAM_0 + PHYS_SDRAM_0_SIZE) /* SDRAM Bank #2 */
37 #define PHYS_SDRAM_0_SIZE 0x20000000 /* 512 MB */
38 #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */
39 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_0
42 * Serial console configuration
44 #define CONFIG_SYS_NS16550_SERIAL
45 #ifndef CONFIG_DM_SERIAL
46 #define CONFIG_SYS_NS16550_REG_SIZE -4
48 #define CONFIG_SYS_NS16550_CLK 19660800
50 /* Init Stack Pointer */
51 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000000 - \
52 GENERATED_GBL_DATA_SIZE)
55 #define PHYS_FLASH_1 0x88000000 /* BANK 0 */
56 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
57 #define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1, }
59 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* TO for Flash Erase (ms) */
60 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* TO for Flash Write (ms) */
62 /* max number of memory banks */
64 * There are 4 banks supported for this Controller,
65 * but we have only 1 bank connected to flash on board
67 #define CONFIG_SYS_FLASH_BANKS_SIZES {0x4000000}
69 /* max number of sectors on one chip */
70 #define CONFIG_FLASH_SECTOR_SIZE (0x10000*2)
71 #define CONFIG_SYS_MAX_FLASH_SECT 512
78 * For booting Linux, the board info and command line data
79 * have to be in the first 16 MB of memory, since this is
80 * the maximum mapped by the Linux kernel during initialization.
83 /* Initial Memory map for Linux*/
84 #define CONFIG_SYS_BOOTMAPSZ (64 << 20)
85 /* Increase max gunzip size */
86 #define CONFIG_SYS_BOOTM_LEN (64 << 20)
88 /* Support autoboot from RAM (kernel image is loaded via debug port) */
89 #define KERNEL_IMAGE_ADDR "0x2000000 "
90 #define BOOTENV_DEV_NAME_RAM(devtypeu, devtypel, instance) \
92 #define BOOTENV_DEV_RAM(devtypeu, devtypel, instance) \
98 /* When we use RAM as ENV */
100 /* Enable distro boot */
101 #define BOOT_TARGET_DEVICES(func) \
103 func(DHCP, dhcp, na) \
105 #include <config_distro_bootcmd.h>
107 #define CONFIG_EXTRA_ENV_SETTINGS \
108 "kernel_addr_r=0x00080000\0" \
109 "pxefile_addr_r=0x01f00000\0" \
110 "scriptaddr=0x01f00000\0" \
111 "fdt_addr_r=0x02000000\0" \
112 "ramdisk_addr_r=0x02800000\0" \
115 #endif /* __CONFIG_H */