mirror of
https://github.com/AsahiLinux/u-boot
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4e5909450e
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS_NAND namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
146 lines
4.5 KiB
C
146 lines
4.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
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* (C) Copyright 2013 Siemens AG
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*
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* Based on:
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* U-Boot file: include/configs/at91sam9260ek.h
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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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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* SoC must be defined first, before hardware.h is included.
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* In this case SoC is defined in boards.cfg.
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*/
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#include <asm/hardware.h>
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#include <linux/sizes.h>
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/*
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* Warning: changing CONFIG_TEXT_BASE requires
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* adapting the initial boot program.
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* Since the linker has to swallow that define, we must use a pure
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* hex number here!
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*/
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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 /* main clock xtal */
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/* Misc CPU related */
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#define CONFIG_USART_BASE ATMEL_BASE_DBGU
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#define CONFIG_USART_ID ATMEL_ID_SYS
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/*
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* SDRAM: 1 bank, min 32, max 128 MB
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* Initialized before u-boot gets started.
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*/
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#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
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#define CONFIG_SYS_SDRAM_SIZE (128 * SZ_1M)
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/*
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* Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
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* leaving the correct space for initial global data structure above
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* that address while providing maximum stack area below.
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*/
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#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
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#define CONFIG_SYS_INIT_RAM_ADDR ATMEL_BASE_SRAM1
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/* NAND flash */
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#ifdef CONFIG_CMD_NAND
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#define CFG_SYS_NAND_BASE ATMEL_BASE_CS3
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#define CFG_SYS_NAND_MASK_ALE (1 << 21)
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#define CFG_SYS_NAND_MASK_CLE (1 << 22)
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#define CFG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
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#define CFG_SYS_NAND_READY_PIN AT91_PIN_PC13
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#endif
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#if defined(CONFIG_BOARD_TAURUS)
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/* USB DFU support */
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#define CONFIG_USB_GADGET_AT91
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/* DFU class support */
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#define DFU_MANIFEST_POLL_TIMEOUT 25000
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#endif
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/* SPI EEPROM */
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#define TAURUS_SPI_MASK (1 << 4)
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/* bootstrap in spi flash , u-boot + env + linux in nandflash */
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#if defined(CONFIG_BOARD_AXM)
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"addip=setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}:" \
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"${gatewayip}:${netmask}:${hostname}:${netdev}::off\0" \
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"addtest=setenv bootargs ${bootargs} loglevel=4 test\0" \
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"boot_file=setenv bootfile /${project_dir}/kernel/uImage\0" \
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"boot_retries=0\0" \
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"ethact=macb0\0" \
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"flash_nfs=run nand_kernel;run nfsargs;run addip;" \
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"upgrade_available;bootm ${kernel_ram};reset\0" \
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"flash_self=run nand_kernel;run setbootargs;upgrade_available;" \
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"bootm ${kernel_ram};reset\0" \
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"flash_self_test=run nand_kernel;run setbootargs addtest;" \
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"upgrade_available;bootm ${kernel_ram};reset\0" \
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"hostname=systemone\0" \
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"kernel_Off=0x00200000\0" \
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"kernel_Off_fallback=0x03800000\0" \
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"kernel_ram=0x21500000\0" \
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"kernel_size=0x00400000\0" \
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"kernel_size_fallback=0x00400000\0" \
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"loads_echo=1\0" \
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"nand_kernel=nand read.e ${kernel_ram} ${kernel_Off} " \
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"${kernel_size}\0" \
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"net_nfs=run boot_file;tftp ${kernel_ram} ${bootfile};" \
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"run nfsargs;run addip;upgrade_available;" \
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"bootm ${kernel_ram};reset\0" \
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"netdev=eth0\0" \
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"nfsargs=run root_path;setenv bootargs ${bootargs} root=/dev/nfs " \
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"rw nfsroot=${serverip}:${rootpath} " \
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"at91sam9_wdt.wdt_timeout=16\0" \
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"partitionset_active=A\0" \
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"preboot=echo;echo Type 'run flash_self' to use kernel and root " \
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"filesystem on memory;echo Type 'run flash_nfs' to use " \
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"kernel from memory and root filesystem over NFS;echo Type " \
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"'run net_nfs' to get Kernel over TFTP and mount root " \
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"filesystem over NFS;echo\0" \
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"project_dir=systemone\0" \
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"root_path=setenv rootpath /home/projects/${project_dir}/rootfs\0" \
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"rootfs=/dev/mtdblock5\0" \
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"rootfs_fallback=/dev/mtdblock7\0" \
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"setbootargs=setenv bootargs ${bootargs} console=ttyMTD,mtdoops " \
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"root=${rootfs} rootfstype=jffs2 panic=7 " \
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"at91sam9_wdt.wdt_timeout=16\0" \
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"stderr=serial\0" \
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"stdin=serial\0" \
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"stdout=serial\0" \
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"upgrade_available=0\0"
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#endif
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/* Defines for SPL */
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#define CFG_SYS_NAND_U_BOOT_SIZE SZ_512K
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#define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE
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#define CFG_SYS_NAND_U_BOOT_DST CONFIG_TEXT_BASE
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#define CFG_SYS_NAND_ECCSIZE 256
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#define CFG_SYS_NAND_ECCBYTES 3
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#define CFG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \
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48, 49, 50, 51, 52, 53, 54, 55, \
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56, 57, 58, 59, 60, 61, 62, 63, }
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#define CONFIG_SYS_MASTER_CLOCK 132096000
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#define AT91_PLL_LOCK_TIMEOUT 1000000
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#define CONFIG_SYS_AT91_PLLA 0x202A3F01
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#define CONFIG_SYS_MCKR 0x1300
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#define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR)
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#define CONFIG_SYS_AT91_PLLB 0x10193F05
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#endif
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