axs101.h
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/*
* Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _CONFIG_AXS101_H_
#define _CONFIG_AXS101_H_
/*
* CPU configuration
*/
#define CONFIG_ARC700
#define CONFIG_ARC_MMU_VER 3
#define CONFIG_SYS_CACHELINE_SIZE 32
#define CONFIG_SYS_CLK_FREQ 750000000
#define CONFIG_SYS_TIMER_RATE CONFIG_SYS_CLK_FREQ
/* dwgmac doesn't work with D$ enabled now */
#define CONFIG_SYS_DCACHE_OFF
/*
* Board configuration
*/
#define CONFIG_SYS_GENERIC_BOARD
#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is in RAM already */
#define CONFIG_ARCH_EARLY_INIT_R
#define ARC_FPGA_PERIPHERAL_BASE 0xE0000000
#define ARC_APB_PERIPHERAL_BASE 0xF0000000
#define ARC_DWMMC_BASE (ARC_FPGA_PERIPHERAL_BASE + 0x15000)
#define ARC_DWGMAC_BASE (ARC_FPGA_PERIPHERAL_BASE + 0x18000)
/*
* Memory configuration
*/
#define CONFIG_SYS_TEXT_BASE 0x81000000
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_DDR_SDRAM_BASE 0x80000000
#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_SDRAM_BASE
#define CONFIG_SYS_SDRAM_SIZE 0x10000000 /* 256 Mb */
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_SDRAM_BASE + 0x1000 - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_MALLOC_LEN 0x200000 /* 2 MB */
#define CONFIG_SYS_BOOTM_LEN 0x2000000 /* 32 MB */
#define CONFIG_SYS_LOAD_ADDR 0x82000000
/*
* NAND Flash configuration
*/
#define CONFIG_SYS_NO_FLASH
#define CONFIG_SYS_NAND_BASE (ARC_FPGA_PERIPHERAL_BASE + 0x16000)
#define CONFIG_SYS_MAX_NAND_DEVICE 1
/*
* UART configuration
*
* CONFIG_CONS_INDEX = 1 - Debug UART
* CONFIG_CONS_INDEX = 4 - FPGA UART connected to FTDI/USB
*/
#define CONFIG_CONS_INDEX 4
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE -4
#if (CONFIG_CONS_INDEX == 1)
/* Debug UART */
# define CONFIG_SYS_NS16550_CLK 33333000
#else
/* FPGA UARTs use different clock */
# define CONFIG_SYS_NS16550_CLK 33333333
#endif
#define CONFIG_SYS_NS16550_COM1 (ARC_APB_PERIPHERAL_BASE + 0x5000)
#define CONFIG_SYS_NS16550_COM2 (ARC_FPGA_PERIPHERAL_BASE + 0x20000)
#define CONFIG_SYS_NS16550_COM3 (ARC_FPGA_PERIPHERAL_BASE + 0x21000)
#define CONFIG_SYS_NS16550_COM4 (ARC_FPGA_PERIPHERAL_BASE + 0x22000)
#define CONFIG_SYS_NS16550_MEM32
#define CONFIG_BAUDRATE 115200
/*
* I2C configuration
*/
#define CONFIG_HARD_I2C
#define CONFIG_DW_I2C
#define CONFIG_I2C_MULTI_BUS
#define CONFIG_I2C_ENV_EEPROM_BUS 2
#define CONFIG_SYS_I2C_SPEED 100000
#define CONFIG_SYS_I2C_SLAVE 0
#define CONFIG_SYS_I2C_BASE 0xE001D000
#define CONFIG_SYS_I2C_BASE1 0xE001E000
#define CONFIG_SYS_I2C_BASE2 0xE001F000
#define CONFIG_SYS_I2C_BUS_MAX 3
#define IC_CLK 50
/*
* EEPROM configuration
*/
#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xA8 >> 1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 32
/*
* SD/MMC configuration
*/
#define CONFIG_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_DWMMC
#define CONFIG_DOS_PARTITION
/*
* Ethernet PHY configuration
*/
#define CONFIG_PHYLIB
#define CONFIG_MII
#define CONFIG_PHY_GIGE
/*
* Ethernet configuration
*/
#define CONFIG_DESIGNWARE_ETH
#define CONFIG_DW_AUTONEG
#define CONFIG_DW_SEARCH_PHY
#define CONFIG_NET_MULTI
/*
* Command line configuration
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_ELF
#define CONFIG_CMD_FAT
#define CONFIG_CMD_I2C
#define CONFIG_CMD_MMC
#define CONFIG_CMD_NAND
#define CONFIG_CMD_PING
#define CONFIG_CMD_RARP
#define CONFIG_OF_LIBFDT
#define CONFIG_AUTO_COMPLETE
#define CONFIG_SYS_MAXARGS 16
/*
* Environment settings
*/
#define CONFIG_ENV_IS_IN_EEPROM
#define CONFIG_ENV_SIZE 0x00200 /* 512 bytes */
#define CONFIG_ENV_OFFSET 0
/*
* Environment configuration
*/
#define CONFIG_BOOTDELAY 3
#define CONFIG_BOOTFILE "uImage"
#define CONFIG_BOOTARGS "console=ttyS3,115200n8"
#define CONFIG_LOADADDR CONFIG_SYS_LOAD_ADDR
/*
* Console configuration
*/
#define CONFIG_SYS_LONGHELP
#define CONFIG_SYS_PROMPT "axs# "
#define CONFIG_SYS_CBSIZE 256
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
/*
* Misc utility configuration
*/
#define CONFIG_BOUNCE_BUFFER
#endif /* _CONFIG_AXS101_H_ */