From: "Andreas Bießmann" <andreas@biessmann.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [U-Boot,3/6] arm, at91: add icache support
Date: Fri, 28 Oct 2016 18:49:11 +0200 [thread overview]
Message-ID: <20161028164911.28334-1-andreas@biessmann.org> (raw)
In-Reply-To: <1471418009-12660-4-git-send-email-hs@denx.de> (from Heiko Schocher on Wed, 17 Aug 2016 09:13:25 +0200)
Dear Heiko Schocher,
Heiko Schocher <hs@denx.de> writes:
>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 Bie?mann <andreas@biessmann.org>
>---
>removed the dcache enable in the gurnard board. Comment
>says that enabling dcache breaks Ethernet MAC ... why
>is it then enabled?
>
>@Simon: If you need dache enabled for the gurnard board,
>arch/arm/mach-at91/arm926ejs/cache.c is the correct place
>for doing this, I think. Please add there the common functions
>needed for dcache support on at91 plattforms and undef in
>the gurnard board configuration CONFIG_SYS_DCACHE_OFF.
>
> arch/arm/mach-at91/arm926ejs/Makefile | 1 +
> arch/arm/mach-at91/arm926ejs/cache.c | 29 +++++++++++++++++++++++++++++
> board/bluewater/gurnard/gurnard.c | 6 ------
> 3 files changed, 30 insertions(+), 6 deletions(-)
> create mode 100644 arch/arm/mach-at91/arm926ejs/cache.c
applied to u-boot-atmel/master, thanks!
Best regards,
Andreas Bie?mann
next prev parent reply other threads:[~2016-10-28 16:49 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-17 7:13 [U-Boot] [PATCH 0/6] at91: at91sam9g15 improvements Heiko Schocher
2016-08-17 7:13 ` [U-Boot] [PATCH 1/6] arm: at91: mpddrc: add missing MPDDRC_MD defines Heiko Schocher
2016-09-18 2:07 ` Wenyou.Yang at microchip.com
2016-10-06 21:07 ` Andreas Bießmann
2016-10-28 16:49 ` [U-Boot] [U-Boot, " Andreas Bießmann
2016-08-17 7:13 ` [U-Boot] [PATCH 2/6] ARM: at91: clock: correct PRES offset for at91sam9x5 Heiko Schocher
2016-09-18 2:11 ` Wenyou.Yang at microchip.com
2016-10-06 21:40 ` Andreas Bießmann
2016-10-28 9:47 ` [U-Boot] [U-Boot, " Andreas Bießmann
2016-10-28 16:49 ` Andreas Bießmann
2016-08-17 7:13 ` [U-Boot] [PATCH 3/6] arm, at91: add icache support Heiko Schocher
2016-08-18 3:45 ` Simon Glass
2016-10-06 21:58 ` Andreas Bießmann
2016-10-28 16:49 ` Andreas Bießmann [this message]
2016-08-17 7:13 ` [U-Boot] [PATCH 4/6] arm, at91: add some missing fields in PIO struct Heiko Schocher
2016-09-18 2:09 ` Wenyou.Yang at microchip.com
2016-10-06 22:06 ` Andreas Bießmann
2016-08-17 7:13 ` [U-Boot] [PATCH 5/6] at91: add function to set IO drive Heiko Schocher
2016-09-18 2:05 ` Wenyou.Yang at microchip.com
2016-10-06 22:11 ` Andreas Bießmann
2016-08-17 7:13 ` [U-Boot] [PATCH 6/6] [RFC] at91: SPL clock fix for AT91SAM9G15 based boards Heiko Schocher
2016-09-18 2:19 ` Wenyou.Yang at microchip.com
2016-10-06 22:34 ` Andreas Bießmann
2016-09-30 5:14 ` [U-Boot] [PATCH 0/6] at91: at91sam9g15 improvements Heiko Schocher
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