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u-boot/include/configs/zynq-common.h
Michal Simek 237dff2265 arm: zynq: Make ENV_SIZE and ENV_OFFSET optional via board file 
Boards have an option to rewrite variable locations in their own board
files. This is necessary for qspi and nand configurations where boot
image can be bigger then 896k(current limit).

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2018-04-23 13:15:32 +02:00

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/*
* (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
* (C) Copyright 2013 - 2018 Xilinx, Inc.
*
* Common configuration options for all Zynq boards.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_ZYNQ_COMMON_H
#define __CONFIG_ZYNQ_COMMON_H
/* CPU clock */
#ifndef CONFIG_CPU_FREQ_HZ
# define CONFIG_CPU_FREQ_HZ 800000000
#endif
/* Cache options */
#define CONFIG_SYS_L2CACHE_OFF
#ifndef CONFIG_SYS_L2CACHE_OFF
# define CONFIG_SYS_L2_PL310
# define CONFIG_SYS_PL310_BASE 0xf8f02000
#endif
#define ZYNQ_SCUTIMER_BASEADDR 0xF8F00600
#define CONFIG_SYS_TIMERBASE ZYNQ_SCUTIMER_BASEADDR
#define CONFIG_SYS_TIMER_COUNTS_DOWN
#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4)
/* Serial drivers */
/* The following table includes the supported baudrates */
#define CONFIG_SYS_BAUDRATE_TABLE \
{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
#define CONFIG_ARM_DCC
/* Ethernet driver */
#if defined(CONFIG_ZYNQ_GEM)
# define CONFIG_MII
# define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
# define CONFIG_BOOTP_MAY_FAIL
#endif
/* SPI */
#ifdef CONFIG_ZYNQ_SPI
#endif
/* QSPI */
#ifdef CONFIG_ZYNQ_QSPI
# define CONFIG_SF_DEFAULT_SPEED 30000000
# define CONFIG_SPI_FLASH_ISSI
#endif
/* NOR */
#ifdef CONFIG_MTD_NOR_FLASH
# define CONFIG_SYS_FLASH_BASE 0xE2000000
# define CONFIG_SYS_FLASH_SIZE (16 * 1024 * 1024)
# define CONFIG_SYS_MAX_FLASH_BANKS 1
# define CONFIG_SYS_MAX_FLASH_SECT 512
# define CONFIG_SYS_FLASH_ERASE_TOUT 1000
# define CONFIG_SYS_FLASH_WRITE_TOUT 5000
# define CONFIG_FLASH_SHOW_PROGRESS 10
# define CONFIG_SYS_FLASH_CFI
# undef CONFIG_SYS_FLASH_EMPTY_INFO
# define CONFIG_FLASH_CFI_DRIVER
# undef CONFIG_SYS_FLASH_PROTECTION
# define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
#endif
#ifdef CONFIG_NAND_ZYNQ
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_ONFI_DETECTION
#define CONFIG_MTD_DEVICE
#endif
#ifdef CONFIG_USB_EHCI_ZYNQ
# define CONFIG_EHCI_IS_TDI
# define CONFIG_SYS_DFU_DATA_BUF_SIZE 0x600000
# define DFU_DEFAULT_POLL_TIMEOUT 300
# define CONFIG_USB_CABLE_CHECK
# define CONFIG_THOR_RESET_OFF
# define DFU_ALT_INFO_RAM \
"dfu_ram_info=" \
"set dfu_alt_info " \
"${kernel_image} ram 0x3000000 0x500000\\\\;" \
"${devicetree_image} ram 0x2A00000 0x20000\\\\;" \
"${ramdisk_image} ram 0x2000000 0x600000\0" \
"dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
"thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
# if defined(CONFIG_MMC_SDHCI_ZYNQ)
# define DFU_ALT_INFO_MMC \
"dfu_mmc_info=" \
"set dfu_alt_info " \
"${kernel_image} fat 0 1\\\\;" \
"${devicetree_image} fat 0 1\\\\;" \
"${ramdisk_image} fat 0 1\0" \
"dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \
"thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0"
# define DFU_ALT_INFO \
DFU_ALT_INFO_RAM \
DFU_ALT_INFO_MMC
# else
# define DFU_ALT_INFO \
DFU_ALT_INFO_RAM
# endif
#endif
#if !defined(DFU_ALT_INFO)
# define DFU_ALT_INFO
#endif
/* I2C */
#if defined(CONFIG_SYS_I2C_ZYNQ)
# define CONFIG_SYS_I2C
#endif
/* EEPROM */
#ifdef CONFIG_ZYNQ_EEPROM
# define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
# define CONFIG_SYS_I2C_EEPROM_ADDR 0x54
# define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
# define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
# define CONFIG_SYS_EEPROM_SIZE 1024 /* Bytes */
#endif
/* Total Size of Environment Sector */
#ifndef CONFIG_ENV_SIZE
# define CONFIG_ENV_SIZE (128 << 10)
#endif
/* Allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
/* Environment */
#ifndef CONFIG_ENV_IS_NOWHERE
# define CONFIG_ENV_SECT_SIZE CONFIG_ENV_SIZE
# ifndef CONFIG_ENV_OFFSET
# define CONFIG_ENV_OFFSET 0xE0000
# endif
#endif
/* enable preboot to be loaded before CONFIG_BOOTDELAY */
#define CONFIG_PREBOOT
/* Boot configuration */
#define CONFIG_SYS_LOAD_ADDR 0 /* default? */
/* Distro boot enablement */
#ifdef CONFIG_SPL_BUILD
#define BOOTENV
#else
#ifdef CONFIG_CMD_MMC
#define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
#else
#define BOOT_TARGET_DEVICES_MMC(func)
#endif
#ifdef CONFIG_CMD_USB
#define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
#else
#define BOOT_TARGET_DEVICES_USB(func)
#endif
#if defined(CONFIG_CMD_PXE) && defined(CONFIG_CMD_DHCP)
#define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
#else
#define BOOT_TARGET_DEVICES_PXE(func)
#endif
#if defined(CONFIG_CMD_DHCP)
#define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
#else
#define BOOT_TARGET_DEVICES_DHCP(func)
#endif
#define BOOT_TARGET_DEVICES(func) \
BOOT_TARGET_DEVICES_MMC(func) \
BOOT_TARGET_DEVICES_USB(func) \
BOOT_TARGET_DEVICES_PXE(func) \
BOOT_TARGET_DEVICES_DHCP(func)
#include <config_distro_bootcmd.h>
#endif /* CONFIG_SPL_BUILD */
/* Default environment */
#ifndef CONFIG_EXTRA_ENV_SETTINGS
#define CONFIG_EXTRA_ENV_SETTINGS \
"fit_image=fit.itb\0" \
"load_addr=0x2000000\0" \
"fit_size=0x800000\0" \
"flash_off=0x100000\0" \
"nor_flash_off=0xE2100000\0" \
"fdt_high=0x20000000\0" \
"initrd_high=0x20000000\0" \
"loadbootenv_addr=0x2000000\0" \
"fdt_addr_r=0x1f00000\0" \
"pxefile_addr_r=0x2000000\0" \
"kernel_addr_r=0x2000000\0" \
"scriptaddr=0x3000000\0" \
"ramdisk_addr_r=0x3100000\0" \
"bootenv=uEnv.txt\0" \
"bootenv_dev=mmc\0" \
"loadbootenv=load ${bootenv_dev} 0 ${loadbootenv_addr} ${bootenv}\0" \
"importbootenv=echo Importing environment from ${bootenv_dev} ...; " \
"env import -t ${loadbootenv_addr} $filesize\0" \
"bootenv_existence_test=test -e ${bootenv_dev} 0 /${bootenv}\0" \
"setbootenv=if env run bootenv_existence_test; then " \
"if env run loadbootenv; then " \
"env run importbootenv; " \
"fi; " \
"fi; \0" \
"sd_loadbootenv=set bootenv_dev mmc && " \
"run setbootenv \0" \
"usb_loadbootenv=set bootenv_dev usb && usb start && run setbootenv \0" \
"preboot=if test $modeboot = sdboot; then " \
"run sd_loadbootenv; " \
"echo Checking if uenvcmd is set ...; " \
"if test -n $uenvcmd; then " \
"echo Running uenvcmd ...; " \
"run uenvcmd; " \
"fi; " \
"fi; \0" \
"norboot=echo Copying FIT from NOR flash to RAM... && " \
"cp.b ${nor_flash_off} ${load_addr} ${fit_size} && " \
"bootm ${load_addr}\0" \
"sdboot=echo Copying FIT from SD to RAM... && " \
"load mmc 0 ${load_addr} ${fit_image} && " \
"bootm ${load_addr}\0" \
"jtagboot=echo TFTPing FIT to RAM... && " \
"tftpboot ${load_addr} ${fit_image} && " \
"bootm ${load_addr}\0" \
"usbboot=if usb start; then " \
"echo Copying FIT from USB to RAM... && " \
"load usb 0 ${load_addr} ${fit_image} && " \
"bootm ${load_addr}; fi\0" \
DFU_ALT_INFO \
BOOTENV
#endif
/* Miscellaneous configurable options */
#define CONFIG_CLOCKS
#define CONFIG_SYS_MAXARGS 32 /* max number of command args */
#ifndef CONFIG_NR_DRAM_BANKS
# define CONFIG_NR_DRAM_BANKS 1
#endif
#define CONFIG_SYS_MEMTEST_START 0
#define CONFIG_SYS_MEMTEST_END 0x1000
#define CONFIG_SYS_MALLOC_LEN 0x1400000
#define CONFIG_SYS_INIT_RAM_ADDR 0xFFFF0000
#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
CONFIG_SYS_INIT_RAM_SIZE - \
GENERATED_GBL_DATA_SIZE)
/* FIT support */
#define CONFIG_IMAGE_FORMAT_LEGACY /* enable also legacy image format */
/* Extend size of kernel image for uncompression */
#define CONFIG_SYS_BOOTM_LEN (60 * 1024 * 1024)
/* Boot FreeBSD/vxWorks from an ELF image */
#define CONFIG_SYS_MMC_MAX_DEVICE 1
#define CONFIG_SYS_LDSCRIPT "arch/arm/mach-zynq/u-boot.lds"
/* Commands */
/* SPL part */
/* MMC support */
#ifdef CONFIG_MMC_SDHCI_ZYNQ
#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
#endif
/* Disable dcache for SPL just for sure */
#ifdef CONFIG_SPL_BUILD
#define CONFIG_SYS_DCACHE_OFF
#endif
/* Address in RAM where the parameters must be copied by SPL. */
#define CONFIG_SYS_SPL_ARGS_ADDR 0x10000000
#define CONFIG_SPL_FS_LOAD_ARGS_NAME "system.dtb"
#define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage"
/* Not using MMC raw mode - just for compilation purpose */
#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0
#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0
#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0
/* qspi mode is working fine */
#ifdef CONFIG_ZYNQ_QSPI
#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x100000
#define CONFIG_SYS_SPI_ARGS_OFFS 0x200000
#define CONFIG_SYS_SPI_ARGS_SIZE 0x80000
#define CONFIG_SYS_SPI_KERNEL_OFFS (CONFIG_SYS_SPI_ARGS_OFFS + \
CONFIG_SYS_SPI_ARGS_SIZE)
#endif
/* for booting directly linux */
/* SP location before relocation, must use scratch RAM */
#define CONFIG_SPL_TEXT_BASE 0x0
/* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
#define CONFIG_SPL_MAX_SIZE 0x30000
/* On the top of OCM space */
#define CONFIG_SYS_SPL_MALLOC_START CONFIG_SPL_STACK_R_ADDR
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x2000000
/*
* SPL stack position - and stack goes down
* 0xfffffe00 is used for putting wfi loop.
* Set it up as limit for now.
*/
#define CONFIG_SPL_STACK 0xfffffe00
/* BSS setup */
#define CONFIG_SPL_BSS_START_ADDR 0x100000
#define CONFIG_SPL_BSS_MAX_SIZE 0x100000
#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
#endif /* __CONFIG_ZYNQ_COMMON_H */
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