From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurent Pinchart Date: Tue, 26 Mar 2013 13:03:49 +0000 Subject: Re: [PATCH] gpio: Renesas R-Car GPIO driver V3 Message-Id: <2667057.bEM8NUnrg3@avalon> List-Id: References: <20130326002301.10878.32801.sendpatchset@w520> In-Reply-To: <20130326002301.10878.32801.sendpatchset@w520> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Magnus Damm Cc: linux-kernel@vger.kernel.org, linux-sh@vger.kernel.org, linus.walleij@linaro.org, grant.likely@secretlab.ca, horms@verge.net.au Hi Magnus, Thanks for the patch. On Tuesday 26 March 2013 09:23:01 Magnus Damm wrote: > From: Magnus Damm > > This patch is V3 of a GPIO driver for the R-Car series of > SoCs from Renesas. This driver is designed to be reusable > between multiple SoCs that share the same basic building block, > but so far it has only been used on R-Car H1 (r8a7779). > > Each driver instance handles 32 GPIOs with individually > maskable IRQs. The driver operates on a single I/O memory > range and the 32 GPIOs are hooked up a single interrupt. > > In the case of R-Car H1 either external IRQ pins or GPIOs > with interrupts can be used for on-board interupts. For > external IRQs 4 pins are supported, and in the case of GPIO > there are 202 GPIOS as 202 interrupts hooked up via 6 driver > instances and to the GIC and the Cortex-A9 Quad. > > At this point this driver is interfacing as a regular > platform device driver. In the future DT support will be > submitted as an incremental feature patch. > > Signed-off-by: Magnus Damm Acked-by: Laurent Pinchart I've taken the patch in my tree. -- Regards, Laurent Pinchart