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From: "H. Nikolaus Schaller" <hns@goldelico.com>
To: Andreas Kemnade <andreas@kemnade.info>
Cc: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] ARM: dts: e60k02: fix power button
Date: Mon, 11 Nov 2019 22:05:05 +0100	[thread overview]
Message-ID: <7FB23F5A-91C7-414F-A5B8-AE6E62048022@goldelico.com> (raw)
In-Reply-To: <20191111202959.24189-1-andreas@kemnade.info>


> Am 11.11.2019 um 21:29 schrieb Andreas Kemnade <andreas@kemnade.info>:
> 
> The power button was only producing irqs, but no key events,
> Forced power down with long key press works, so probably
> only a short spike arrives at the SoC.
> Further investigation shows that LDORTC2 is off after boot
> of the vendor kernel. LDORTC2 is shared with a GPIO at the pmic
> which probably transfers the button press to the SoC.
> That regulator off at boot, so "regulator-boot-on" is definitively
> wrong. So remove that.
> 
> Reported-by: H. Nikolaus Schaller <hns@goldelico.com>
> Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
> ---
> arch/arm/boot/dts/e60k02.dtsi | 5 -----
> 1 file changed, 5 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/e60k02.dtsi b/arch/arm/boot/dts/e60k02.dtsi
> index a0ade2ba7a21..33e02bd2b59d 100644
> --- a/arch/arm/boot/dts/e60k02.dtsi
> +++ b/arch/arm/boot/dts/e60k02.dtsi
> @@ -356,11 +356,6 @@
> 				regulator-name = "LDORTC1";
> 				regulator-boot-on;
> 			};
> -
> -			ldortc2_reg: LDORTC2 {
> -				regulator-name = "LDORTC2";
> -				regulator-boot-on;
> -			};
> 		};
> 	};
> };
> -- 
> 2.20.1
> 

Also:

Tested-by: H. Nikolaus Schaller <hns@goldelico.com>

  reply	other threads:[~2019-11-11 21:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-11 20:29 [PATCH] ARM: dts: e60k02: fix power button Andreas Kemnade
2019-11-11 21:05 ` H. Nikolaus Schaller [this message]
2019-12-04 12:36 ` Shawn Guo
2019-12-05  6:06   ` Andreas Kemnade
2019-12-09  0:56     ` Shawn Guo

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