linux-kernel - Re: [linux-sunxi] [PATCH 0/8] This is a second edition of a series that implements voltage

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Date:   Tue, 11 Dec 2018 07:11:37 +0000
From:   Priit Laes <plaes@...es.org>
To:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Olliver Schinagl <oliver@...inagl.nl>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [linux-sunxi] [PATCH 0/8] This is a second edition of a series
 that implements voltage

On Mon, Dec 10, 2018 at 08:42:11PM +0200, Priit Laes wrote:
> ramping for AXP209 DCDC2 and LDO3 regulators and software
> based soft-start for AXP209 LDO3 regulator.

Ugh.. managed to botch this series. I'll send a fixed one
today.

> 
> Both features are needed to work around a PMIC shutdown when
> toggling LDO3 on certain boards with high capacitance on the
> LDO3 output.
> 
> Similar features (or workarounds) have been also implemented
> on u-boot side [1].
> 
> Changes since v1:
> - Rebased on top of next and dropped already merged patches.
> - Dropped LDO4 full range devicetree change for Lime2 (prev patch 9)
>   in favor of general pin-bank regulator dependency [2].
> - Fixed paths in devicetree bindings (patch 3)
> - Added note about software based soft-start for LDO3 (patch 5)
> 
> [1] https://lists.denx.de/pipermail/u-boot/2018-November/348612.html
> [2] http://lists.infradead.org/pipermail/linux-arm-kernel/2018-December/618459.html
> 
> Olliver Schinagl (8):
>   mfd: axp20x: name voltage ramping define properly
>   regulator: axp20x: add support for set_ramp_delay for AXP209
>   dt-bindings: mfd: axp20x: add support for regulator-ramp-delay for AXP209
>   regulator: axp20x: add software based soft_start for AXP209 LDO3
>   dt-bindings: mfd: axp20x: Add software based soft_start for AXP209 LDO3
>   regulator: dts: enable soft-start and ramp delay for the OLinuXino Lime2
>   mfd: axp20x: Clean up included headers
>   mfd: axp20x: use explicit bit defines
> 
>  Documentation/devicetree/bindings/mfd/axp20x.txt |   9 +-
>  arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts  |   2 +-
>  drivers/mfd/axp20x.c                             |  13 +-
>  drivers/regulator/axp20x-regulator.c             | 142 +++++++++++++++-
>  include/linux/mfd/axp20x.h                       |   4 +-
>  5 files changed, 161 insertions(+), 9 deletions(-)
> 
> base-commit: 14cf8c1d5b90a0cf6a8ba51ef59db8da8c7a2622
> -- 
> git-series 0.9.1
> 
> -- 
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