linux-kernel - Re: [PATCH] pinctrl: sunxi: H3 requires irq_read_needs

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Date:	Tue, 2 Feb 2016 14:24:21 +0100
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Krzysztof Adamski <krzysztof.adamski@...ymobile.com>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	Chen-Yu Tsai <wens@...e.org>,
	Hans de Goede <hdegoede@...hat.com>,
	Hongzhou Yang <hongzhou.yang@...iatek.com>,
	Rob Herring <robh@...nel.org>,
	Jens Kuske <jenskuske@...il.com>,
	Fabian Frederick <fabf@...net.be>,
	Vishnu Patekar <vishnupatekar0510@...il.com>,
	linux-gpio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pinctrl: sunxi: H3 requires irq_read_needs_mux

On Tue, Feb 02, 2016 at 11:03:03AM +0100, Krzysztof Adamski wrote:
> It seems that on H3, just like on A10, when GPIOs are configured as
> external interrupt data registers does not contain their value.  When
> value is read, GPIO function must be temporary switched to input for
> reads.
> 
> Signed-off-by: Krzysztof Adamski <k@...ko.eu>

Acked-by: Maxime Ripard <maxime.ripard@...e-electrons.com>

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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