From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Horman Date: Fri, 18 May 2012 01:29:00 +0000 Subject: Re: [PATCH][RESEND] gpio: Emma Mobile GPIO driver V2 Message-Id: <20120518012857.GA8738@verge.net.au> List-Id: References: <20120517062223.1314.98945.sendpatchset@w520> In-Reply-To: <20120517062223.1314.98945.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, rjw@sisk.pl, linus.walleij@stericsson.com, arnd@arndb.de, linux-sh@vger.kernel.org, grant.likely@secretlab.ca, lethal@linux-sh.org, olof@lixom.net On Thu, May 17, 2012 at 03:22:23PM +0900, Magnus Damm wrote: > From: Magnus Damm > > This patch is V2 of the Emma Mobile GPIO driver. 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 Emma Mobile EV2. > > Each driver instance handles 32 GPIOs with individually > maskable IRQs. The driver operates on two I/O memory > ranges and the 32 GPIOs are hooked up to two interrupts. > > In the case of Emma Mobile EV2 this GPIO building block > is used as main external interrupt controller hooking up > 159 GPIOS as 159 interrupts via 5 driver instances and > 10 interrupts to the GIC and the Cortex-A9 Dual. > > Signed-off-by: Magnus Damm > Acked-by: Linus Walleij Tested-by: Simon Horman