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* ARM: zynqmp: add update handlerMichael Tretter2021-06-251-0/+48
The ZynqMP boots from an SDHCI device by reading a boot.bin file from the FAT16/32 partition, which is the first partition in the MBR. The update handler copies a boot.bin image to this partition, which might be board specific. Signed-off-by: Michael Tretter <m.tretter@pengutronix.de> Link: https://lore.barebox.org/20210624150054.1205422-5-m.tretter@pengutronix.de Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>