linux-kernel - RE: [PATCH 2/2] ARM: dts: Fix pinctrl settings for S2MPS11 RTC alarm IRQ on Arndale Octa

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Date:	Mon, 27 Apr 2015 09:59:45 +0900
From:	Kukjin Kim <kgene@...nel.org>
To:	'Krzysztof Kozlowski' <k.kozlowski@...sung.com>,
	'Kukjin Kim' <kgene@...nel.org>
Cc:	devicetree@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
	'Samuel Ortiz' <sameo@...ux.intel.com>,
	'Sangbeom Kim' <sbkim73@...sung.com>,
	linux-kernel@...r.kernel.org, 'Lee Jones' <lee.jones@...aro.org>,
	'Javier Martinez Canillas' <javier.martinez@...labora.co.uk>,
	linux-arm-kernel@...ts.infradead.org
Subject: RE: [PATCH 2/2] ARM: dts: Fix pinctrl settings for S2MPS11 RTC alarm
 IRQ on Arndale Octa

Krzysztof Kozlowski wrote:
> 
> 2015-04-02 23:36 GMT+09:00 Krzysztof Kozlowski <k.kozlowski@...sung.com>:
> > On Arndale Octa the S2MPS11 RTC alarm interrupt was not handled at all
> > because of wrong configuration of interrupt and gpx3-2.
> > 1. Interrupt is signaled by falling edge.
> > 2. This GPIO line is hard-wired on the board to PVDD_APIO_1V8 through a
> >    resistor so pull-up/down must be disabled.
> >
> > Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> > ---
> >  arch/arm/boot/dts/exynos5420-arndale-octa.dts | 13 ++++++++++++-
> >  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> Dear Kukjin,
> 
> Any comments  on this and other patches. A lot of emails waits for
> your opinion. Is there anything I could do to help you in smooth
> review or applying?
> 
Sorry for the delay and looks good to me.

Will apply into fixes branch and thanks.

- Kukjin

> Best regards,
> Krzysztof
> 
> >
> > diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-
> octa.dts
> > index d78fcd997ce6..97346df31d41 100644
> > --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts
> > +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts
> > @@ -87,7 +87,9 @@
> >                         s2mps11,buck4-ramp-enable = <1>;
> >
> >                         interrupt-parent = <&gpx3>;
> > -                       interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
> > +                       interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
> > +                       pinctrl-names = "default";
> > +                       pinctrl-0 = <&s2mps11_irq>;
> >
> >                         s2mps11_osc: clocks {
> >                                 #clock-cells = <1>;
> > @@ -379,3 +381,12 @@
> >         clocks = <&clock CLK_RTC>, <&s2mps11_osc S2MPS11_CLK_AP>;
> >         clock-names = "rtc", "rtc_src";
> >  };
> > +
> > +&pinctrl_0 {
> > +       s2mps11_irq: s2mps11-irq {
> > +               samsung,pins = "gpx3-2";
> > +               samsung,pin-function = <0xf>;
> > +               samsung,pin-pud = <0>;
> > +               samsung,pin-drv = <0>;
> > +       };
> > +};
> > --
> > 1.9.1

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