From 14c326149739b784bbb8b57f5bbec61f1723efab Mon Sep 17 00:00:00 2001 From: Tim Schendekehl Date: Tue, 1 Nov 2011 23:55:01 +0000 Subject: Ethernut 5 board support Add support for the Ethernut 5 open hardware design, based on Atmel's AT91SAM9XE512 SoC. V4 - Fix several coding style issues. - Move machine type to config file. - Remove use of CONFIG_ATMEL_LEGACY. Signed-off-by: Tim Schendekehl --- include/configs/ethernut5.h | 287 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 287 insertions(+) create mode 100644 include/configs/ethernut5.h (limited to 'include/configs/ethernut5.h') diff --git a/include/configs/ethernut5.h b/include/configs/ethernut5.h new file mode 100644 index 000000000..f878665b2 --- /dev/null +++ b/include/configs/ethernut5.h @@ -0,0 +1,287 @@ +/* + * (C) Copyright 2011 + * egnite GmbH + * + * Configuation settings for Ethernut 5 with AT91SAM9XE. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#include + +/* 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 */ +#define CONFIG_SYS_HZ 1000 +#undef CONFIG_USE_IRQ /* Running w/o interrupts */ + +/* 32kB internal SRAM */ +#define CONFIG_SRAM_BASE 0x00300000 /*AT91SAM9XE_SRAM_BASE */ +#define CONFIG_SRAM_SIZE (32 << 10) +#define CONFIG_STACKSIZE (CONFIG_SRAM_SIZE - GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SRAM_BASE + CONFIG_STACKSIZE) + +/* 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_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } +#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 +#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 AT91_PIO_PORTC, 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_MULTI +#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_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_SLAVE 0 +#define CONFIG_SYS_I2C_SPEED 100000 + +#define CONFIG_SOFT_I2C +#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_PROMPT_HUSH_PS2 "> " +#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 -- cgit v1.2.3