Re: [PATCH v4] gpio: Driver for SYSCON-based GPIOs

2014-02-18 Thread Olof Johansson
On Thu, Jan 30, 2014 at 02:54:36PM +0100, Linus Walleij wrote: > On Mon, Jan 13, 2014 at 5:56 PM, Alexander Shiyan wrote: > > > SYSCON driver was designed for using memory areas (registers) > > that are used in several subsystems. There are systems (CPUs) > > which use bits in one register for va

Re: [PATCH v4] gpio: Driver for SYSCON-based GPIOs

2014-02-18 Thread Alexander Shiyan
On Thu, 30 Jan 2014 14:54:36 +0100 Linus Walleij wrote: > On Mon, Jan 13, 2014 at 5:56 PM, Alexander Shiyan wrote: > > > SYSCON driver was designed for using memory areas (registers) > > that are used in several subsystems. There are systems (CPUs) > > which use bits in one register for various

Re: [PATCH v4] gpio: Driver for SYSCON-based GPIOs

2014-02-05 Thread Alexander Shiyan
On Thu, 30 Jan 2014 14:54:36 +0100 Linus Walleij wrote: > On Mon, Jan 13, 2014 at 5:56 PM, Alexander Shiyan wrote: > > > SYSCON driver was designed for using memory areas (registers) > > that are used in several subsystems. There are systems (CPUs) > > which use bits in one register for various

Re: [PATCH v4] gpio: Driver for SYSCON-based GPIOs

2014-01-30 Thread Linus Walleij
On Mon, Jan 13, 2014 at 5:56 PM, Alexander Shiyan wrote: > SYSCON driver was designed for using memory areas (registers) > that are used in several subsystems. There are systems (CPUs) > which use bits in one register for various purposes and thus > should be handled by various kernel subsystems.

[PATCH v4] gpio: Driver for SYSCON-based GPIOs

2014-01-13 Thread Alexander Shiyan
SYSCON driver was designed for using memory areas (registers) that are used in several subsystems. There are systems (CPUs) which use bits in one register for various purposes and thus should be handled by various kernel subsystems. This driver allows you to use the individual SYSCON bits as GPIOs.