linux-kernel - Re: [PATCH v2 1/2] GPIO: add single-register gpio via creg driver

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Date:   Thu, 30 Aug 2018 12:14:25 +0000
From:   Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
To:     "rdunlap@...radead.org" <rdunlap@...radead.org>,
        "Eugeniy.Paltsev@...opsys.com" <Eugeniy.Paltsev@...opsys.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-snps-arc@...ts.infradead.org" 
        <linux-snps-arc@...ts.infradead.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Vineet.Gupta1@...opsys.com" <Vineet.Gupta1@...opsys.com>,
        "Alexey.Brodkin@...opsys.com" <Alexey.Brodkin@...opsys.com>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "linus.walleij@...aro.org" <linus.walleij@...aro.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] GPIO: add single-register gpio via creg driver

On Tue, 2018-08-28 at 11:15 -0700, Randy Dunlap wrote:
> Hi,
> 
> I don't see any updates/corrections here.  :(

My fault - I've forgotten to re-generate new patch via git format-patch
and send you previous version.

> 
> On 08/28/2018 04:27 AM, Eugeniy Paltsev wrote:
> 
> > diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
> > index 71c0ab46f216..0f9cc1582cab 100644
> > --- a/drivers/gpio/Kconfig
> > +++ b/drivers/gpio/Kconfig
> > @@ -430,6 +430,15 @@ config GPIO_REG
> >  	  A 32-bit single register GPIO fixed in/out implementation.  This
> >  	  can be used to represent any register as a set of GPIO signals.
> >  
> > +config GPIO_SNPS_CREG
> > +	bool "GPIO via CREG (Control REGisers) driver"
> > +	select OF_GPIO
> > +	help
> > +	  This driver supports GPIOs via CREG on various Synopsys SoCs.
> > +	  This is is single-register MMIO gpio driver for complex cases
> > +	  where only several fields in register belong to GPIO and
> > +	  each GPIO owns field with different length and on/off values.
> > +
> >  config GPIO_SPEAR_SPICS
> >  	bool "ST SPEAr13xx SPI Chip Select as GPIO support"
> >  	depends on PLAT_SPEAR
> 
> 
-- 
 Eugeniy Paltsev