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riscv: configs: Add nx25-ae250.h to support RISC-V

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Add nx25-ae250 board configuartion options for RISC-V

Signed-off-by: Rick Chen <rick@andestech.com>
Signed-off-by: Rick Chen <rickchen36@gmail.com>
Signed-off-by: Greentime Hu <green.hu@gmail.com>
This commit is contained in:
Rick Chen 2017-12-26 13:55:54 +08:00 committed by Tom Rini
parent 7885ea8568
commit 56a4ca8f72
1 changed files with 126 additions and 0 deletions
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include/configs/nx25-ae250.h Normal file
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/*
* Copyright (C) 2017 Andes Technology Corporation
* Rick Chen, Andes Technology Corporation <rick@andestech.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* CPU and Board Configuration Options
*/
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_CMDLINE_EDITING
#define CONFIG_BOOTP_SEND_HOSTNAME
#define CONFIG_BOOTP_SERVERIP
#ifdef CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_SYS_TEXT_BASE 0x00000000
#ifdef CONFIG_OF_CONTROL
#undef CONFIG_OF_SEPARATE
#define CONFIG_OF_EMBED
#endif
#else
#define CONFIG_SYS_TEXT_BASE 0x80000000
#endif
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#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)
/*
* 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_CONS_INDEX 1
#define CONFIG_SYS_NS16550_SERIAL
#ifndef CONFIG_DM_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE -4
#endif
#define CONFIG_SYS_NS16550_CLK 19660800
/*
* SD (MMC) controller
*/
#define CONFIG_FTSDC010_NUMBER 1
#define CONFIG_FTSDC010_SDIO
/* 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)
/* 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)
#endif /* __CONFIG_H */