include/configs/sunxi-common.h

/*
 * (C) Copyright 2012-2012 Henrik Nordstrom <henrik@henriknordstrom.net>
 *
 * (C) Copyright 2007-2011
 * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
 * Tom Cubie <tangliang@allwinnertech.com>
 *
 * Configuration settings for the Allwinner sunxi series of boards.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef _SUNXI_COMMON_CONFIG_H
#define _SUNXI_COMMON_CONFIG_H

/*
 * High Level Configuration Options
 */
#define CONFIG_SUNXI		/* sunxi family */

#include <asm/arch/cpu.h>	/* get chip and board defs */

#define CONFIG_SYS_TEXT_BASE		0x4a000000

/*
 * Display CPU information
 */
#define CONFIG_DISPLAY_CPUINFO

/* Serial & console */
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
/* ns16550 reg in the low bits of cpu reg */
#define CONFIG_SYS_NS16550_REG_SIZE	-4
#define CONFIG_SYS_NS16550_CLK		24000000
#define CONFIG_SYS_NS16550_COM1		SUNXI_UART0_BASE
#define CONFIG_SYS_NS16550_COM2		SUNXI_UART1_BASE
#define CONFIG_SYS_NS16550_COM3		SUNXI_UART2_BASE
#define CONFIG_SYS_NS16550_COM4		SUNXI_UART3_BASE

/* DRAM Base */
#define CONFIG_SYS_SDRAM_BASE		0x40000000
#define CONFIG_SYS_INIT_RAM_ADDR	0x0
#define CONFIG_SYS_INIT_RAM_SIZE	0x8000	/* 32 KiB */

#define CONFIG_SYS_INIT_SP_OFFSET \
	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_ADDR \
	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)

#define CONFIG_NR_DRAM_BANKS		1
#define PHYS_SDRAM_0			CONFIG_SYS_SDRAM_BASE
#define PHYS_SDRAM_0_SIZE		0x80000000 /* 2 GiB */

#define CONFIG_CMD_MEMORY
#define CONFIG_CMD_SETEXPR

#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_CMDLINE_TAG
#define CONFIG_INITRD_TAG

/* 4MB of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (4 << 20))

/*
 * Miscellaneous configurable options
 */
#define CONFIG_CMD_ECHO
#define CONFIG_SYS_CBSIZE	256	/* Console I/O Buffer Size */
#define CONFIG_SYS_PBSIZE	384	/* Print Buffer Size */
#define CONFIG_SYS_MAXARGS	16	/* max number of command args */
#define CONFIG_SYS_GENERIC_BOARD

/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE

#define CONFIG_SYS_LOAD_ADDR		0x48000000 /* default load address */

/* standalone support */
#define CONFIG_STANDALONE_LOAD_ADDR	0x48000000

#define CONFIG_SYS_HZ			1000

/* baudrate */
#define CONFIG_BAUDRATE			115200

/* The stack sizes are set up in start.S using the settings below */
#define CONFIG_STACKSIZE		(256 << 10)	/* 256 KiB */

/* FLASH and environment organization */

#define CONFIG_SYS_NO_FLASH

#define CONFIG_SYS_MONITOR_LEN		(512 << 10)	/* 512 KiB */
#define CONFIG_IDENT_STRING		" Allwinner Technology"

#define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */

#define CONFIG_EXTRA_ENV_SETTINGS \
	"bootm_size=0x10000000\0"

#define CONFIG_SYS_BOOT_GET_CMDLINE

#include <config_cmd_default.h>

#define CONFIG_FAT_WRITE	/* enable write access */

#define CONFIG_SPL_FRAMEWORK
#define CONFIG_SPL_LIBCOMMON_SUPPORT
#define CONFIG_SPL_SERIAL_SUPPORT
#define CONFIG_SPL_LIBGENERIC_SUPPORT

#define CONFIG_SPL
#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl-fel.lds"
#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/armv7/sunxi"
#define CONFIG_SPL_TEXT_BASE		0x2000
#define CONFIG_SPL_MAX_SIZE		0x4000		/* 16 KiB */
/* end of 32 KiB in sram */
#define LOW_LEVEL_SRAM_STACK		0x00008000 /* End of sram */
#define CONFIG_SPL_STACK		LOW_LEVEL_SRAM_STACK
#define CONFIG_SYS_SPL_MALLOC_START	0x4ff00000
#define CONFIG_SYS_SPL_MALLOC_SIZE	0x00080000	/* 512 KiB */

#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_NET
#undef CONFIG_CMD_NFS

#define CONFIG_CONS_INDEX              1       /* UART0 */

#if !defined CONFIG_ENV_IS_IN_MMC && \
    !defined CONFIG_ENV_IS_IN_NAND && \
    !defined CONFIG_ENV_IS_IN_FAT && \
    !defined CONFIG_ENV_IS_IN_SPI_FLASH
#define CONFIG_ENV_IS_NOWHERE
#endif

#ifndef CONFIG_SPL_BUILD
#include <config_distro_defaults.h>
#endif

#endif /* _SUNXI_COMMON_CONFIG_H */