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https://github.com/brain-hackers/u-boot-brain
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![Jon Nettleton](/assets/img/avatar_default.png)
This switches the clearfog boards to use DM based gpio and i2c drivers. The io expanders are configured via their device-tree entries. Signed-off-by: Jon Nettleton <jon@solid-run.com> [baruch: add DT i2c aliases] Signed-off-by: Baruch Siach <baruch@tkos.co.il> Reviewed-by: Chris Packham <judge.packham@gmail.com> Reviewed-by: Stefan Roese <sr@denx.de> Signed-off-by: Stefan Roese <sr@denx.de>
166 lines
4.2 KiB
C
166 lines
4.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2015 Stefan Roese <sr@denx.de>
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*/
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#ifndef _CONFIG_CLEARFOG_H
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#define _CONFIG_CLEARFOG_H
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/*
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* High Level Configuration Options (easy to change)
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*/
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/*
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* TEXT_BASE needs to be below 16MiB, since this area is scrubbed
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* for DDR ECC byte filling in the SPL before loading the main
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* U-Boot into it.
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*/
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#define CONFIG_SYS_TCLK 250000000 /* 250MHz */
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/*
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* Commands configuration
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*/
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/* SPI NOR flash default params, used by sf commands */
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#define CONFIG_SF_DEFAULT_BUS 1
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/*
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* SDIO/MMC Card Configuration
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*/
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#define CONFIG_SYS_MMC_BASE MVEBU_SDIO_BASE
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/* USB/EHCI configuration */
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#define CONFIG_EHCI_IS_TDI
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#define CONFIG_ENV_MIN_ENTRIES 128
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/* Environment in MMC */
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#define CONFIG_SYS_MMC_ENV_DEV 0
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#define CONFIG_ENV_SECT_SIZE 0x200
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#define CONFIG_ENV_SIZE 0x10000
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/*
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* For SD - reserve 1 LBA for MBR + 1M for u-boot image. The MMC/eMMC
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* boot image starts @ LBA-0.
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* As result in MMC/eMMC case it will be a 1 sector gap between u-boot
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* image and environment
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*/
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#define CONFIG_ENV_OFFSET 0xf0000
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#define CONFIG_ENV_ADDR CONFIG_ENV_OFFSET
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#define PHY_ANEG_TIMEOUT 8000 /* PHY needs a longer aneg time */
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/* PCIe support */
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#ifndef CONFIG_SPL_BUILD
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#define CONFIG_PCI_MVEBU
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#define CONFIG_PCI_SCAN_SHOW
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#endif
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/* SATA support */
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#ifdef CONFIG_SCSI
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#define CONFIG_SCSI_AHCI_PLAT
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#define CONFIG_SYS_SCSI_MAX_SCSI_ID 1
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#define CONFIG_SYS_SCSI_MAX_LUN 1
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#define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
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CONFIG_SYS_SCSI_MAX_LUN)
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#endif
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/* Keep device tree and initrd in lower memory so the kernel can access them */
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#define RELOCATION_LIMITS_ENV_SETTINGS \
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"fdt_high=0x10000000\0" \
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"initrd_high=0x10000000\0"
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/* SPL */
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/*
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* Select the boot device here
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*
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* Currently supported are:
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* SPL_BOOT_SPI_NOR_FLASH - Booting via SPI NOR flash
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* SPL_BOOT_SDIO_MMC_CARD - Booting via SDIO/MMC card (partition 1)
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*/
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#define SPL_BOOT_SPI_NOR_FLASH 1
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#define SPL_BOOT_SDIO_MMC_CARD 2
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#define CONFIG_SPL_BOOT_DEVICE SPL_BOOT_SDIO_MMC_CARD
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/* Defines for SPL */
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#define CONFIG_SPL_SIZE (140 << 10)
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#define CONFIG_SPL_TEXT_BASE 0x40000030
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#define CONFIG_SPL_MAX_SIZE (CONFIG_SPL_SIZE - 0x0030)
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#define CONFIG_SPL_BSS_START_ADDR (0x40000000 + CONFIG_SPL_SIZE)
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#define CONFIG_SPL_BSS_MAX_SIZE (16 << 10)
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#ifdef CONFIG_SPL_BUILD
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#define CONFIG_SYS_MALLOC_SIMPLE
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#endif
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#define CONFIG_SPL_STACK (0x40000000 + ((192 - 16) << 10))
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#define CONFIG_SPL_BOOTROM_SAVE (CONFIG_SPL_STACK + 4)
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#if CONFIG_SPL_BOOT_DEVICE == SPL_BOOT_SPI_NOR_FLASH
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/* SPL related SPI defines */
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#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
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#define CONFIG_SYS_U_BOOT_OFFS CONFIG_SYS_SPI_U_BOOT_OFFS
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#endif
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#if CONFIG_SPL_BOOT_DEVICE == SPL_BOOT_SDIO_MMC_CARD
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/* SPL related MMC defines */
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#define CONFIG_SYS_MMC_U_BOOT_OFFS (160 << 10)
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#define CONFIG_SYS_U_BOOT_OFFS CONFIG_SYS_MMC_U_BOOT_OFFS
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#ifdef CONFIG_SPL_BUILD
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#define CONFIG_FIXED_SDHCI_ALIGNED_BUFFER 0x00180000 /* in SDRAM */
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#endif
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#endif
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/*
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* mv-common.h should be defined after CMD configs since it used them
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* to enable certain macros
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*/
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#include "mv-common.h"
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/* Include the common distro boot environment */
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#ifndef CONFIG_SPL_BUILD
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#ifdef CONFIG_MMC
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#define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
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#else
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#define BOOT_TARGET_DEVICES_MMC(func)
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#endif
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#ifdef CONFIG_USB_STORAGE
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#define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
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#else
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#define BOOT_TARGET_DEVICES_USB(func)
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#endif
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#define BOOT_TARGET_DEVICES(func) \
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BOOT_TARGET_DEVICES_MMC(func) \
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BOOT_TARGET_DEVICES_USB(func) \
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func(PXE, pxe, na) \
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func(DHCP, dhcp, na)
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#define KERNEL_ADDR_R __stringify(0x800000)
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#define FDT_ADDR_R __stringify(0x100000)
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#define RAMDISK_ADDR_R __stringify(0x1800000)
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#define SCRIPT_ADDR_R __stringify(0x200000)
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#define PXEFILE_ADDR_R __stringify(0x300000)
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#define LOAD_ADDRESS_ENV_SETTINGS \
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"kernel_addr_r=" KERNEL_ADDR_R "\0" \
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"fdt_addr_r=" FDT_ADDR_R "\0" \
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"ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \
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"scriptaddr=" SCRIPT_ADDR_R "\0" \
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"pxefile_addr_r=" PXEFILE_ADDR_R "\0"
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#include <config_distro_bootcmd.h>
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#define CONFIG_EXTRA_ENV_SETTINGS \
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RELOCATION_LIMITS_ENV_SETTINGS \
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LOAD_ADDRESS_ENV_SETTINGS \
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"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
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"console=ttyS0,115200\0" \
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BOOTENV
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#endif /* CONFIG_SPL_BUILD */
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#endif /* _CONFIG_CLEARFOG_H */
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