arm, at91: add icache support
authorHeiko Schocher <hs@denx.de>
Wed, 17 Aug 2016 07:13:25 +0000 (09:13 +0200)
committerAndreas Bießmann <andreas@biessmann.org>
Fri, 28 Oct 2016 16:37:13 +0000 (18:37 +0200)
commit6ed67659b93f9b3190558845c20faea1447ae4ce
treea99f26ba1ab9bc7bc66ee7b7bc5f0f6857068e3b
parent806a5a3958e4af483e529cf0db75464055d6e13a
arm, at91: add icache support

add at least icache support for at91 based boards.
This speeds up NOR flash access on an at91sam9g15
based board from 15.2 seconds reading 8 MiB from
a SPI NOR flash to 5.7 seconds.

Signed-off-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
arch/arm/mach-at91/arm926ejs/Makefile
arch/arm/mach-at91/arm926ejs/cache.c [new file with mode: 0644]
board/bluewater/gurnard/gurnard.c