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From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/2] Add a regmap to Allwinner R40 CCU to export GMAC register
Date: Thu, 2 Nov 2017 00:11:25 -0700	[thread overview]
Message-ID: <20171102071125.GL30645@codeaurora.org> (raw)
In-Reply-To: <14505033-D960-4287-92F2-554E2EDDFC59@aosc.io>

On 10/09, Icenowy Zheng wrote:
> 
> 
> ? 2017?10?9? GMT+08:00 ??3:18:09, Maxime Ripard <maxime.ripard@free-electrons.com> ??:
> >On Fri, Oct 06, 2017 at 06:33:31AM +0000, Icenowy Zheng wrote:
> >> In the CCU of the Allwinner R40 SoC, there's a GMAC configuration
> >register,
> >> which is intended to be accessed by the dwmac-sun8i driver. On SoCs
> >already
> >> supported by the driver the register is placed in the syscon rather
> >than
> >> the CCU.
> >> 
> >> As CCU is a critical part of the SoC, so write to it should be
> >strictly
> >> limited. A regmap with restricted write permission is created by the
> >R40
> >> CCU driver, and can be get with dev_get_regmap. In order to tie the
> >regmap
> >> to the CCU device, the R40 CCU is now a platform driver, so a
> >platform
> >> device is created for it (and then tied with the regmap).
> >> 
> >> The first patch does the conversion of the driver to a platform
> >driver,
> >> and the second patch adds the regmap.
> >
> >I'd like to see first what you want to do with it.
> 
> Export the GMAC configuration register to dwmac-sun8i.
> 

Is this series going to be reposted?

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

  reply	other threads:[~2017-11-02  7:11 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-06  6:33 [PATCH 0/2] Add a regmap to Allwinner R40 CCU to export GMAC register Icenowy Zheng
2017-10-06  6:33 ` [PATCH 1/2] clk: sunxi-ng: r40: rewrite init code to a platform driver Icenowy Zheng
2017-10-06  6:33 ` [PATCH 2/2] clk: sunxi-ng: r40: export a regmap to access the GMAC register Icenowy Zheng
2017-10-09  7:18 ` [PATCH 0/2] Add a regmap to Allwinner R40 CCU to export " Maxime Ripard
2017-10-09  7:22   ` Icenowy Zheng
2017-11-02  7:11     ` Stephen Boyd [this message]
2017-11-02  7:49       ` Icenowy Zheng

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