140 lines
4.1 KiB
C
140 lines
4.1 KiB
C
/*
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* (C) Copyright 2014 Topic Embedded Products
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*
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* Configuration for Zynq Evaluation and Development Board - Miami
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* See zynq-common.h for Zynq common configs
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIG_TOPIC_MIAMI_H
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#define __CONFIG_TOPIC_MIAMI_H
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#define CONFIG_ZYNQ_I2C0
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#define CONFIG_ZYNQ_I2C1
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/* Speed up boot time by ignoring the environment which we never used */
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#include "zynq-common.h"
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/* Fixup settings */
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#undef CONFIG_ENV_SIZE
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#define CONFIG_ENV_SIZE 0x8000
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#undef CONFIG_ENV_OFFSET
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#define CONFIG_ENV_OFFSET 0x80000
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/* SPL settings */
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#undef CONFIG_SPL_ETH_SUPPORT
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#undef CONFIG_SYS_SPI_U_BOOT_OFFS
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#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
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#undef CONFIG_SPL_MAX_FOOTPRINT
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#define CONFIG_SPL_MAX_FOOTPRINT CONFIG_SYS_SPI_U_BOOT_OFFS
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#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
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/* sspi command isn't useful */
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#undef CONFIG_CMD_SPI
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/* No useful gpio */
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#undef CONFIG_ZYNQ_GPIO
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#undef CONFIG_CMD_GPIO
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/* No falcon support */
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#undef CONFIG_SPL_OS_BOOT
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#undef CONFIG_SPL_FPGA_SUPPORT
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/* FPGA commands that we don't use */
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/* Extras */
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#define CONFIG_CMD_MEMTEST
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#undef CONFIG_SYS_MEMTEST_START
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#define CONFIG_SYS_MEMTEST_START 0
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#undef CONFIG_SYS_MEMTEST_END
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#define CONFIG_SYS_MEMTEST_END 0x18000000
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/* Faster flash, ours may run at 108 MHz */
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#undef CONFIG_SF_DEFAULT_SPEED
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#define CONFIG_SF_DEFAULT_SPEED 108000000
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#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
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#define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
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#undef CONFIG_SPI_FLASH_WINBOND
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/* Setup proper boot sequences for Miami boards */
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#if defined(CONFIG_USB)
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# define EXTRA_ENV_USB \
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"usbreset=i2c dev 1 && i2c mw 41 1 ff && i2c mw 41 3 fe && "\
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"i2c mw 41 1 fe && i2c mw 41 1 ff\0" \
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"usbboot=run usbreset && if usb start; then " \
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"echo Booting from USB... && " \
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"if load usb 0 0x1900000 ${bootscript}; then "\
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"source 0x1900000; fi; " \
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"load usb 0 ${kernel_addr} ${kernel_image} && " \
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"load usb 0 ${devicetree_addr} ${devicetree_image} && " \
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"load usb 0 ${ramdisk_load_address} ${ramdisk_image} && " \
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"bootm ${kernel_addr} ${ramdisk_load_address} "\
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"${devicetree_addr}; " \
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"fi\0"
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/* Note that addresses here should match the addresses in the env */
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# undef DFU_ALT_INFO
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# define DFU_ALT_INFO \
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"dfu_alt_info=" \
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"uImage ram 0x2080000 0x500000;" \
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"devicetree.dtb ram 0x2000000 0x20000;" \
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"uramdisk.image.gz ram 0x4000000 0x10000000\0" \
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"dfu_ram=run usbreset && dfu 0 ram 0\0" \
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"thor_ram=run usbreset && thordown 0 ram 0\0"
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#else
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# define EXTRA_ENV_USB
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#endif
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#undef CONFIG_PREBOOT
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#undef CONFIG_EXTRA_ENV_SETTINGS
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"kernel_image=uImage\0" \
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"kernel_addr=0x2080000\0" \
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"ramdisk_image=uramdisk.image.gz\0" \
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"ramdisk_load_address=0x4000000\0" \
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"devicetree_image=devicetree.dtb\0" \
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"devicetree_addr=0x2000000\0" \
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"bitstream_image=fpga.bin\0" \
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"bootscript=autorun.scr\0" \
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"loadbit_addr=0x100000\0" \
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"loadbootenv_addr=0x2000000\0" \
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"kernel_size=0x440000\0" \
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"devicetree_size=0x10000\0" \
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"boot_size=0xF00000\0" \
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"fdt_high=0x20000000\0" \
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"initrd_high=0x20000000\0" \
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"mmc_loadbit=echo Loading bitstream from SD/MMC/eMMC to RAM.. && " \
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"mmcinfo && " \
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"load mmc 0 ${loadbit_addr} ${bitstream_image} && " \
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"fpga load 0 ${loadbit_addr} ${filesize}\0" \
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"qspiboot=echo Booting from QSPI flash... && " \
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"sf probe && " \
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"sf read ${devicetree_addr} 0xA0000 ${devicetree_size} && " \
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"sf read ${kernel_addr} 0xC0000 ${kernel_size} && " \
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"bootm ${kernel_addr} - ${devicetree_addr}\0" \
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"sdboot=if mmcinfo; then " \
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"setenv bootargs console=ttyPS0,115200 " \
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"root=/dev/mmcblk0p2 rw rootfstype=ext4 " \
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"rootwait quiet ; " \
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"load mmc 0 ${kernel_addr} ${kernel_image}&& " \
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"load mmc 0 ${devicetree_addr} ${devicetree_image}&& " \
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"bootm ${kernel_addr} - ${devicetree_addr}; " \
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"fi\0" \
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EXTRA_ENV_USB \
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DFU_ALT_INFO
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#undef CONFIG_BOOTCOMMAND
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#define CONFIG_BOOTCOMMAND "if mmcinfo; then " \
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"if fatload mmc 0 0x1900000 ${bootscript}; then source 0x1900000; " \
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"fi; fi; run $modeboot"
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#undef CONFIG_DISPLAY_BOARDINFO
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/* Further tweaks to reduce image size */
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#undef CONFIG_CMD_BOOTZ
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#undef CONFIG_CMD_NET
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#endif /* __CONFIG_TOPIC_MIAMI_H */
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