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Groups > linux.kernel > #1281630
| From | Nicolas Ferre <nicolas.ferre@atmel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 4/4] ARM: at91/dt: sama5d2 Xplained: pmic needs a specific sda hold time |
| Date | 2015-12-02 12:10 +0100 |
| Message-ID | <qBdsm-6oc-15@gated-at.bofh.it> (permalink) |
| References | <qBcZk-5WX-5@gated-at.bofh.it> <qBd8Z-60F-13@gated-at.bofh.it> |
| Organization | atmel |
Le 02/12/2015 11:39, Ludovic Desroches a écrit :
> Data have to been hold longer for the PMIC device.
s/been/be/
It can also be interesting to know where the value comes from...
> Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
> ---
> arch/arm/boot/dts/at91-sama5d2_xplained.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
> index ad6de73..9bced00 100644
> --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
> +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
> @@ -129,6 +129,7 @@
> dmas = <0>, <0>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_i2c0_default>;
> + i2c-sda-hold-time-ns = <350>;
> status = "okay";
>
> pmic: act8865@5b {
>
--
Nicolas Ferre
--
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[PATCH 1/4] i2c: at91: add upport for the HOLD field Ludovic Desroches <ludovic.desroches@atmel.com> - 2015-12-02 11:40 +0100
[PATCH 3/4] ARM: at91/dt: sama5d4: update i2c compatible string Ludovic Desroches <ludovic.desroches@atmel.com> - 2015-12-02 11:40 +0100
Re: [PATCH 3/4] ARM: at91/dt: sama5d4: update i2c compatible string Nicolas Ferre <nicolas.ferre@atmel.com> - 2015-12-02 12:10 +0100
[PATCH 2/4] i2c: at91: update bindings documention Ludovic Desroches <ludovic.desroches@atmel.com> - 2015-12-02 11:40 +0100
Re: [PATCH 2/4] i2c: at91: update bindings documention Nicolas Ferre <nicolas.ferre@atmel.com> - 2015-12-02 12:10 +0100
Re: [PATCH 2/4] i2c: at91: update bindings documention Rob Herring <robh@kernel.org> - 2015-12-02 15:30 +0100
[PATCH 4/4] ARM: at91/dt: sama5d2 Xplained: pmic needs a specific sda hold time Ludovic Desroches <ludovic.desroches@atmel.com> - 2015-12-02 11:50 +0100
Re: [PATCH 4/4] ARM: at91/dt: sama5d2 Xplained: pmic needs a specific sda hold time Nicolas Ferre <nicolas.ferre@atmel.com> - 2015-12-02 12:10 +0100
Re: [PATCH 1/4] i2c: at91: add upport for the HOLD field Nicolas Ferre <nicolas.ferre@atmel.com> - 2015-12-02 12:10 +0100
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