linux-kernel - RE: [PATCH] ARM: at91/dt: sama5d3 xplained: disable pmic

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Date:	Fri, 11 Sep 2015 00:40:04 +0000
From:	"Yang, Wenyou" <Wenyou.Yang@...el.com>
To:	"Ferre, Nicolas" <Nicolas.FERRE@...el.com>,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
CC:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Ferre, Nicolas" <Nicolas.FERRE@...el.com>
Subject: RE: [PATCH] ARM: at91/dt: sama5d3 xplained: disable pmic



> -----Original Message-----
> From: Nicolas Ferre [mailto:nicolas.ferre@...el.com]
> Sent: 2015年9月10日 22:59
> To: Yang, Wenyou; Alexandre Belloni; Jean-Christophe PLAGNIOL-VILLARD
> Cc: linux-arm-kernel@...ts.infradead.org; linux-kernel@...r.kernel.org; Ferre,
> Nicolas
> Subject: [PATCH] ARM: at91/dt: sama5d3 xplained: disable pmic
> 
> As PMIC act8865 can disturb communication on i2c1, and as it should be setup
> correctly then its i2c interface disabled by bootloader, we simply disregard it in DT.
> 
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>

Indeed,

Acked-by: Wenyou Yang <wenyou.yang@...el.com>

> ---
>  arch/arm/boot/dts/at91-sama5d3_xplained.dts | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-
> sama5d3_xplained.dts
> index d81474e0bcd6..8488ac53d22d 100644
> --- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> +++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> @@ -76,7 +76,7 @@
>  				pmic: act8865@5b {
>  					compatible = "active-semi,act8865";
>  					reg = <0x5b>;
> -					status = "okay";
> +					status = "disabled";
> 
>  					regulators {
>  						vcc_1v8_reg: DCDC_REG1 {
> --
> 2.1.3

Best Regards,
Wenyou Yang