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* ARM: at91: sama5: Extend boot device autodetectionMarek Vasut2016-06-12-12/+0
| | | | | | | | | | | | Extend the boot device autodetection from SAMA5D2 only to the entire SAMA5Dx family of microcontrollers. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Andreas Bießmann <andreas.devel@googlemail.com> Cc: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Andreas Bießmann <andreas@biessmann.org> [minor compile fix for SAMA5D2] Signed-off-by: Andreas Bießmann <andreas@biessmann.org>
* ARM: sama5d2: Implement boot device autodetectionMarek Vasut2016-05-24-0/+12
| | | | | | | | | | | | | | | | | | | | Implement support for saving ARM register R4 early during boot using save_boot_params . Implement support for decoding the stored register R4 value in spl_boot_device() to obtain boot device from which the SoC booted. This way, the SPL will always load U-Boot from the same device from which the SPL itself booted instead of using hard-coded boot device. This functionality is useful for example when booting sama5d2-xplained from SD card, where by default the SPL would try loading the U-Boot from eMMC and fail. This is because eMMC is on SDHCI0 (BOOT_DEVICE_MMC1), while SD slot is on SDHCI1 (BOOT_DEVICE_MMC2) and the SPL was hard-wired to always boot from BOOT_DEVICE_MMC1. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Andreas Bießmann <andreas.devel@googlemail.com> Cc: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
* ARM: at91: sama5d2: add macro & field definitionsWenyou Yang2016-05-24-0/+5
| | | | | | | They will be used on SAMA5D2 PTC board. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
* board: atmel: sama5d2_xplained: add SPL supportWenyou Yang2016-02-02-0/+32
| | | | | | | | The sama5d2 Xplained SPL supports the boot medias: spi flash and SD Card. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Andreas Bießmann <andreas.devel@googlemail.com>
* arm: atmel: Add SAMA5D2 Xplained boardWenyou Yang2015-11-30-0/+203
The board supports following features: - Boot media support: SD card/e.MMC/SPI flash, - Support LCD display (optional, disabled by default), - Support ethernet, - Support USB mass storage. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> [fix checkpatch warnings] Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>