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/* 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 */
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