From mboxrd@z Thu Jan 1 00:00:00 1970 From: matthias.bgg@gmail.com (Matthias Brugger) Date: Tue, 17 Nov 2015 11:49:14 +0100 Subject: [PATCH v2] spi: mediatek: single device does not require cs_gpios In-Reply-To: <1447468039.27169.1.camel@mhfsdcap03> References: <1447042491-1199-1-git-send-email-drinkcat@chromium.org> <1447468039.27169.1.camel@mhfsdcap03> Message-ID: <564B062A.90003@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 14/11/15 03:27, lei liu wrote: > On Mon, 2015-11-09 at 12:14 +0800, Nicolas Boichat wrote: >> When only one device is present, it is not necessary to specify >> cs_gpios, as the CS line can be controlled by the hardware >> module. >> >> Without this patch, older device tree bindings used before >> 37457607 "spi: mediatek: mt8173 spi multiple devices support" >> would cause a panic on boot. This fixes the crash, and >> re-introduces backward compatibility. >> >> Signed-off-by: Nicolas Boichat > > Acked-by: Leilk Liu > Please make sure this fix get applied to v4.3 as well. Thanks, Matthias