7b8b19fbdc
In order to have a single ENV_OFFSET to manage, use the same as the sama5 one. This address matches our NAND flash map available at: http://www.at91.com/linux4sam/bin/view/Linux4SAM/Sama5d3XplainedMainPage#NAND_Flash_demo_Memory_map Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com> [eugen.hristev@microchip.com: rework on latest version of u-boot] Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
140 lines
3.7 KiB
C
140 lines
3.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2007-2008
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* Stelian Pop <stelian@popies.net>
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* Lead Tech Design <www.leadtechdesign.com>
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*
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* Configuation settings for the AT91SAM9261EK board.
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/* ARM asynchronous clock */
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#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
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#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */
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#ifdef CONFIG_AT91SAM9G10
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#define CONFIG_AT91SAM9G10EK /* It's an Atmel AT91SAM9G10 EK*/
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#else
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#define CONFIG_AT91SAM9261EK /* It's an Atmel AT91SAM9261 EK*/
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#endif
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#include <asm/hardware.h>
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#define CONFIG_ATMEL_LEGACY
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/*
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* Hardware drivers
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*/
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/* LCD */
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#define LCD_BPP LCD_COLOR8
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#define CONFIG_LCD_LOGO
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#undef LCD_TEST_PATTERN
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#define CONFIG_LCD_INFO
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#define CONFIG_LCD_INFO_BELOW_LOGO
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#define CONFIG_ATMEL_LCD
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#ifdef CONFIG_AT91SAM9261EK
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#define CONFIG_ATMEL_LCD_BGR555
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#endif
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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/* SDRAM */
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_SYS_SDRAM_BASE 0x20000000
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#define CONFIG_SYS_SDRAM_SIZE 0x04000000
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#define CONFIG_SYS_INIT_SP_ADDR \
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(ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
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/* NAND flash */
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#ifdef CONFIG_CMD_NAND
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#define CONFIG_NAND_ATMEL
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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#define CONFIG_SYS_NAND_BASE 0x40000000
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#define CONFIG_SYS_NAND_DBW_8
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/* our ALE is AD22 */
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#define CONFIG_SYS_NAND_MASK_ALE (1 << 22)
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/* our CLE is AD21 */
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#define CONFIG_SYS_NAND_MASK_CLE (1 << 21)
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#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
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#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC15
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#endif
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/* Ethernet */
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#define CONFIG_DRIVER_DM9000
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#define CONFIG_DM9000_BASE 0x30000000
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#define DM9000_IO CONFIG_DM9000_BASE
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#define DM9000_DATA (CONFIG_DM9000_BASE + 4)
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#define CONFIG_DM9000_USE_16BIT
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#define CONFIG_DM9000_NO_SROM
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#define CONFIG_NET_RETRY_COUNT 20
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#define CONFIG_RESET_PHY_R
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/* USB */
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#define CONFIG_USB_ATMEL
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#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
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#define CONFIG_USB_OHCI_NEW
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#define CONFIG_SYS_USB_OHCI_CPU_INIT
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#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9261_UHP_BASE */
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#ifdef CONFIG_AT91SAM9G10EK
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#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9g10"
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#else
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#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9261"
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#endif
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#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
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#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
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#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
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#define CONFIG_SYS_MEMTEST_END 0x23e00000
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#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
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/* bootstrap + u-boot + env + linux in dataflash on CS0 */
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#define CONFIG_ENV_OFFSET 0x4200
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#define CONFIG_ENV_SIZE 0x4200
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#define CONFIG_ENV_SECT_SIZE 0x210
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#define CONFIG_ENV_SPI_MAX_HZ 15000000
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#define CONFIG_BOOTCOMMAND "sf probe 0; " \
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"sf read 0x22000000 0x84000 0x294000; " \
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"bootm 0x22000000"
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#elif CONFIG_SYS_USE_DATAFLASH_CS3
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/* bootstrap + u-boot + env + linux in dataflash on CS3 */
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#define CONFIG_ENV_OFFSET 0x4200
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#define CONFIG_ENV_SIZE 0x4200
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#define CONFIG_ENV_SECT_SIZE 0x210
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#define CONFIG_ENV_SPI_MAX_HZ 15000000
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#define CONFIG_BOOTCOMMAND "sf probe 0:3; " \
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"sf read 0x22000000 0x84000 0x294000; " \
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"bootm 0x22000000"
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#else /* CONFIG_SYS_USE_NANDFLASH */
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/* bootstrap + u-boot + env + linux in nandflash */
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#define CONFIG_ENV_OFFSET 0x140000
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#define CONFIG_ENV_OFFSET_REDUND 0x100000
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#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
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#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm"
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#endif
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
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#endif
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