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AT91: Fix AT91SAM9G20 reset as per the errata in the data sheet
authorPeter Horton <phorton@bitbox.co.uk>
Fri, 28 May 2010 15:37:26 +0000 (16:37 +0100)
committerNicolas Ferre <nicolas.ferre@atmel.com>
Tue, 26 Oct 2010 09:32:47 +0000 (11:32 +0200)
commit184c82e853704ee98e729af0f36a8539355c0e2e
tree927e9c1a4ab1a339b842619709fa852ae1926003tree | snapshot
parentabf0c1bc94cb16f9eed331ea98ac151d08adf4fecommit | diff
AT91: Fix AT91SAM9G20 reset as per the errata in the data sheet

If the SDRAM is not cleanly shutdown before reset it can be left driving
the bus, which then stops the bootloader booting from NAND.

Signed-off-by: Peter Horton <phorton@bitbox.co.uk>
[nicolas.ferre@atmel.com: change file header line order]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
arch/arm/mach-at91/Makefile diff | blob | history
arch/arm/mach-at91/at91sam9260.c diff | blob | history
arch/arm/mach-at91/at91sam9g20_reset.S [new file with mode: 0644] blob
Domain: System / Kernel;