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[4/4] ARM: at91/dt: sama5d2 Xplained: pmic needs a specific sda hold time

Message ID 1449052747-20991-4-git-send-email-ludovic.desroches@atmel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ludovic Desroches Dec. 2, 2015, 10:39 a.m. UTC 
Data have to been hold longer for the PMIC device.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
---
 arch/arm/boot/dts/at91-sama5d2_xplained.dts | 1 +
 1 file changed, 1 insertion(+)

Comments

Nicolas Ferre Dec. 2, 2015, 11:08 a.m. UTC | #1 
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 {
>
diff mbox

Patch

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 {