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/*
* (C) Copyright 2011
* egnite GmbH <info@egnite.de>
*
* Configuation settings for Ethernut 5 with AT91SAM9XE.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#include <asm/hardware.h>
/* The first stage boot loader expects u-boot running at this address. */
#define CONFIG_SYS_TEXT_BASE 0x27000000 /* 16MB available */
/* The first stage boot loader takes care of low level initialization. */
#define CONFIG_SKIP_LOWLEVEL_INIT
/* Set our official architecture number. */
#define MACH_TYPE_ETHERNUT5 1971
#define CONFIG_MACH_TYPE MACH_TYPE_ETHERNUT5
/* CPU information */
#define CONFIG_ARM926EJS
#define CONFIG_AT91FAMILY
#define CONFIG_DISPLAY_CPUINFO /* Display at console. */
#define CONFIG_ARCH_CPU_INIT
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */
/* 32kB internal SRAM */
#define CONFIG_SRAM_BASE 0x00300000 /*AT91SAM9XE_SRAM_BASE */
#define CONFIG_SRAM_SIZE (32 << 10)
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SRAM_BASE + CONFIG_SRAM_SIZE - \
GENERATED_GBL_DATA_SIZE)
/* 128MB SDRAM in 1 bank */
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_SDRAM_BASE 0x20000000
#define CONFIG_SYS_SDRAM_SIZE (128 << 20)
#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE
#define CONFIG_LOADADDR CONFIG_SYS_LOAD_ADDR
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20))
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE \
- CONFIG_SYS_MALLOC_LEN)
/* 512kB on-chip NOR flash */
# define CONFIG_SYS_MAX_FLASH_BANKS 1
# define CONFIG_SYS_FLASH_BASE 0x00200000 /* AT91SAM9XE_FLASH_BASE */
# define CONFIG_AT91_EFLASH
# define CONFIG_SYS_MAX_FLASH_SECT 32
# define CONFIG_SYS_FLASH_PROTECTION /* First stage loader in sector 0 */
# define CONFIG_EFLASH_PROTSECTORS 1
/* 512kB DataFlash at NPCS0 */
#define CONFIG_SYS_MAX_DATAFLASH_BANKS 1
#define CONFIG_HAS_DATAFLASH
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_ATMEL
#define CONFIG_ATMEL_DATAFLASH_SPI
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000
#define DATAFLASH_TCSS (0x1a << 16)
#define DATAFLASH_TCHS (0x1 << 24)
#define CONFIG_ENV_IS_IN_SPI_FLASH
#define CONFIG_ENV_OFFSET 0x3DE000
#define CONFIG_ENV_SECT_SIZE (132 << 10)
#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 \
+ CONFIG_ENV_OFFSET)
#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 \
+ 0x042000)
/* SPI */
#define CONFIG_ATMEL_SPI
#define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ)
#define AT91_SPI_CLK 15000000
/* Serial port */
#define CONFIG_ATMEL_USART
#define CONFIG_USART3 /* USART 3 is DBGU */
#define CONFIG_BAUDRATE 115200
#define CONFIG_USART_BASE ATMEL_BASE_DBGU
#define CONFIG_USART_ID ATMEL_ID_SYS
/* Misc. hardware drivers */
#define CONFIG_AT91_GPIO
/* Command line configuration */
#include <config_cmd_default.h>
#undef CONFIG_CMD_BDI
#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_LOADS
#define CONFIG_CMD_JFFS2
#define CONFIG_CMD_MII
#define CONFIG_CMD_MTDPARTS
#define CONFIG_CMD_NAND
#define CONFIG_CMD_SPI
#ifdef MINIMAL_LOADER
#undef CONFIG_CMD_CONSOLE
#undef CONFIG_CMD_EDITENV
#undef CONFIG_CMD_IMI
#undef CONFIG_CMD_ITEST
#undef CONFIG_CMD_IMLS
#undef CONFIG_CMD_LOADB
#undef CONFIG_CMD_LOADS
#undef CONFIG_CMD_NFS
#undef CONFIG_CMD_SETGETDCR
#undef CONFIG_CMD_XIMG
#else
#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_BSP
#define CONFIG_CMD_CACHE
#define CONFIG_CMD_CDP
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_DNS
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_FAT
#define CONFIG_CMD_I2C
#define CONFIG_CMD_MMC
#define CONFIG_CMD_PING
#define CONFIG_CMD_RARP
#define CONFIG_CMD_REISER
#define CONFIG_CMD_SAVES
#define CONFIG_CMD_SETEXPR
#define CONFIG_CMD_SF
#define CONFIG_CMD_SNTP
#define CONFIG_CMD_UBI
#define CONFIG_CMD_UBIFS
#define CONFIG_CMD_UNZIP
#define CONFIG_CMD_USB
#endif
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE 0x40000000
#define CONFIG_SYS_NAND_DBW_8
#define CONFIG_NAND_ATMEL
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PC(14)
#endif
/* JFFS2 */
#ifdef CONFIG_CMD_JFFS2
#define CONFIG_MTD_NAND_ECC_JFFS2
#define CONFIG_JFFS2_CMDLINE
#define CONFIG_JFFS2_NAND
#endif
/* Ethernet */
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_MACB
#define CONFIG_RMII
#define CONFIG_PHY_ID 0
#define CONFIG_MACB_SEARCH_PHY
/* MMC */
#ifdef CONFIG_CMD_MMC
#define CONFIG_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_GENERIC_ATMEL_MCI
#define CONFIG_SYS_MMC_CD_PIN AT91_PIO_PORTC, 8
#endif
/* USB */
#ifdef CONFIG_CMD_USB
#define CONFIG_USB_ATMEL
#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
#define CONFIG_USB_OHCI_NEW
#define CONFIG_SYS_USB_OHCI_CPU_INIT
#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "host"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
#define CONFIG_USB_STORAGE
#endif
/* RTC */
#if defined(CONFIG_CMD_DATE) || defined(CONFIG_CMD_SNTP)
#define CONFIG_RTC_PCF8563
#define CONFIG_SYS_I2C_RTC_ADDR 0x51
#endif
/* I2C */
#define CONFIG_SYS_MAX_I2C_BUS 1
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
#define CONFIG_SYS_I2C_SOFT_SPEED 100000
#define CONFIG_SYS_I2C_SOFT_SLAVE 0
#define I2C_SOFT_DECLARATIONS
#define GPIO_I2C_SCL AT91_PIO_PORTA, 24
#define GPIO_I2C_SDA AT91_PIO_PORTA, 23
#define I2C_INIT { \
at91_set_pio_periph(AT91_PIO_PORTA, 23, 0); \
at91_set_pio_multi_drive(AT91_PIO_PORTA, 23, 1); \
at91_set_pio_periph(AT91_PIO_PORTA, 24, 0); \
at91_set_pio_output(AT91_PIO_PORTA, 24, 0); \
at91_set_pio_multi_drive(AT91_PIO_PORTA, 24, 1); \
}
#define I2C_ACTIVE at91_set_pio_output(AT91_PIO_PORTA, 23, 0)
#define I2C_TRISTATE at91_set_pio_input(AT91_PIO_PORTA, 23, 0)
#define I2C_SCL(bit) at91_set_pio_value(AT91_PIO_PORTA, 24, bit)
#define I2C_SDA(bit) at91_set_pio_value(AT91_PIO_PORTA, 23, bit)
#define I2C_DELAY udelay(100)
#define I2C_READ at91_get_pio_value(AT91_PIO_PORTA, 23)
/* DHCP/BOOTP options */
#ifdef CONFIG_CMD_DHCP
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_SYS_AUTOLOAD "n"
#endif
/* File systems */
#define CONFIG_MTD_DEVICE
#define CONFIG_MTD_PARTITIONS
#if defined(CONFIG_CMD_MTDPARTS) || defined(CONFIG_CMD_NAND)
#define MTDIDS_DEFAULT "nand0=atmel_nand"
#define MTDPARTS_DEFAULT "mtdparts=atmel_nand:-(root)"
#endif
#if defined(CONFIG_CMD_REISER) || defined(CONFIG_CMD_EXT2) || \
defined(CONFIG_CMD_USB) || defined(CONFIG_MMC)
#define CONFIG_DOS_PARTITION
#endif
#define CONFIG_LZO
#define CONFIG_RBTREE
/* Boot command */
#define CONFIG_BOOTDELAY 3
#define CONFIG_CMDLINE_TAG
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#define CONFIG_BOOTCOMMAND "cp.b 0xC00C6000 ${loadaddr} 0x294000; bootm"
#if defined(CONFIG_CMD_NAND)
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"root=/dev/mtdblock0 " \
MTDPARTS_DEFAULT \
" rw rootfstype=jffs2"
#endif
/* Misc. u-boot settings */
#define CONFIG_SYS_PROMPT "U-Boot> "
#define CONFIG_SYS_HUSH_PARSER
#define CONFIG_SYS_CBSIZE 256
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + 16 \
+ sizeof(CONFIG_SYS_PROMPT))
#define CONFIG_SYS_LONGHELP
#define CONFIG_CMDLINE_EDITING
#endif
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