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Message-ID: <20150126114735.GA3178@pengutronix.de>
Date:	Mon, 26 Jan 2015 12:47:35 +0100
From:	Sascha Hauer <s.hauer@...gutronix.de>
To:	Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>
Cc:	Samuel Ortiz <sameo@...ux.intel.com>,
	YH Chen (陳昱豪) <yh.chen@...iatek.com>,
	linux-kernel@...r.kernel.org,
	Henry Chen <henryc.chen@...iatek.com>,
	Rob Herring <robh+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Yingjoe Chen (陳英洲) 
	<Yingjoe.Chen@...iatek.com>,
	Eddie Huang <eddie.huang@...iatek.com>,
	Lee Jones <lee.jones@...aro.org>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] MediaTek PMIC support

Olof, Arnd,

OK to put the driver into drivers/soc/mediatek? Can you take these
patches?

Sascha

On Fri, Jan 23, 2015 at 03:09:55PM +0100, Sascha Hauer wrote:
> This series adds initial support for the MediaTek MT6397 PMIC and the
> necessary infrastructure to attach it on the MT8135 / MT8173 SoCs.
> 
> The infrastructure includes:
> 
> - pericfg / infracfg controller support
>   The pericfg / infracfg controllers contain miscellaneous registers for
>   reset controllers and clocks.
> 
> - PMIC wrapper support
>   On MediaTek MT8135, MT8173 and other SoCs the PMIC is connected via
>   SPI. The SPI master interface is not directly visible to the CPU, but
>   only through the PMIC wrapper inside the SoC. The communication between
>   the SoC and the PMIC can optionally be encrypted. Also a non standard
>   Dual IO SPI mode can be used to increase speed. The MT8135 also supports
>   a special feature named "IP Pairing". With IP Pairing the pins of some
>   SoC internal peripherals can be on the PMIC. The signals of these pins
>   are routed over the SPI bus using the pwrap bridge. Because of these
>   optional non SPI conform features the PMIC driver is not implemented as
>   a SPI bus master driver.
> 
> The MT6397 PMIC itself is implemented as a regular mfd device driver which
> uses regmap to access the PMIC registers.
> 
> This series also adds regulator support for the MT6397 PMIC.
> 
> The first 6 patches can be merged through the ARM SoC tree. The mfd
> patch is independent of the first 6 patches and can be merged through the
> mfd maintainer trees.
> 
> Changes since v1:
> 
> - document reset bindings for infracfg/pericfg
> - fix base addresses in infracfg binding example
> - Remove more Email addresses from Flora Fu (She is not working at
>   MediaTek anymore, her address is no longer valid)
> - drop Regulator support patch, it's already in next
> 
> Sascha
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> 

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