linux-kernel - Re: [PATCH v2] ARM: dts: zynq: Fix stdout-path and bootargs

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Date:	Thu, 12 Feb 2015 10:17:07 +0000
From:	Mark Rutland <mark.rutland@....com>
To:	Michal Simek <michal.simek@...inx.com>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Andreas Färber <afaerber@...e.de>,
	Sören Brinkmann <soren.brinkmann@...inx.com>,
	Russell King <linux@....linux.org.uk>,
	"monstr@...str.eu" <monstr@...str.eu>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Steffen Trumtrar <s.trumtrar@...gutronix.de>,
	Kumar Gala <galak@...eaurora.org>,
	Peter Crosthwaite <peter.crosthwaite@...inx.com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <Pawel.Moll@....com>,
	Rob Herring <robherring2@...il.com>,
	Josh Cartwright <josh.cartwright@...com>
Subject: Re: [PATCH v2] ARM: dts: zynq: Fix stdout-path and bootargs

On Thu, Feb 12, 2015 at 09:43:16AM +0000, Michal Simek wrote:
> parallella - Remove linux,stdout-path.
> Use stdout-path to identify kernel console
> 
> Signed-off-by: Michal Simek <michal.simek@...inx.com>

It's nice to see this in use!

Acked-by: Mark Rutland <mark.rutland@....com>

Mark.

> ---
> 
> Changes in v2:
> - Remove linux,stdout-path reported by Mark Rutland
> - Use stdout-path new console description with setting
> - Change patch subject from "ARM: dts: zynq: Add linux,stdout-path and
>   stdout-path"
> - Do not add 1/2 patch which added aliases node to zybo and parallella
> 
>  arch/arm/boot/dts/zynq-parallella.dts | 4 ++--
>  arch/arm/boot/dts/zynq-zc702.dts      | 3 ++-
>  arch/arm/boot/dts/zynq-zc706.dts      | 3 ++-
>  arch/arm/boot/dts/zynq-zed.dts        | 3 ++-
>  arch/arm/boot/dts/zynq-zybo.dts       | 3 ++-
>  5 files changed, 10 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/zynq-parallella.dts b/arch/arm/boot/dts/zynq-parallella.dts
> index 6a5f51daa708..e1e5b2423d26 100644
> --- a/arch/arm/boot/dts/zynq-parallella.dts
> +++ b/arch/arm/boot/dts/zynq-parallella.dts
> @@ -34,8 +34,8 @@
>  	};
>  
>  	chosen {
> -		bootargs = "console=ttyPS0,115200 earlyprintk root=/dev/mmcblk0p2 rootfstype=ext4 rw rootwait";
> -		linux,stdout-path = "/amba/serial@...01000";
> +		bootargs = "earlyprintk root=/dev/mmcblk0p2 rootfstype=ext4 rw rootwait";
> +		stdout-path = "serial0:115200n8";
>  	};
>  };
>  
> diff --git a/arch/arm/boot/dts/zynq-zc702.dts b/arch/arm/boot/dts/zynq-zc702.dts
> index 1fc1d3911e9b..fb59d34e8ee6 100644
> --- a/arch/arm/boot/dts/zynq-zc702.dts
> +++ b/arch/arm/boot/dts/zynq-zc702.dts
> @@ -30,7 +30,8 @@
>  	};
>  
>  	chosen {
> -		bootargs = "console=ttyPS0,115200 earlyprintk";
> +		bootargs = "earlyprintk";
> +		stdout-path = "serial0:115200n8";
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/zynq-zc706.dts b/arch/arm/boot/dts/zynq-zc706.dts
> index 850518d9b8ac..abf5d238ae04 100644
> --- a/arch/arm/boot/dts/zynq-zc706.dts
> +++ b/arch/arm/boot/dts/zynq-zc706.dts
> @@ -30,7 +30,8 @@
>  	};
>  
>  	chosen {
> -		bootargs = "console=ttyPS0,115200 earlyprintk";
> +		bootargs = "earlyprintk";
> +		stdout-path = "serial0:115200n8";
>  	};
>  
>  	usb_phy0: phy0 {
> diff --git a/arch/arm/boot/dts/zynq-zed.dts b/arch/arm/boot/dts/zynq-zed.dts
> index 5658bc8434de..b9f2522012e8 100644
> --- a/arch/arm/boot/dts/zynq-zed.dts
> +++ b/arch/arm/boot/dts/zynq-zed.dts
> @@ -29,7 +29,8 @@
>  	};
>  
>  	chosen {
> -		bootargs = "console=ttyPS0,115200 earlyprintk";
> +		bootargs = "earlyprintk";
> +		stdout-path = "serial0:115200n8";
>  	};
>  
>  	usb_phy0: phy0 {
> diff --git a/arch/arm/boot/dts/zynq-zybo.dts b/arch/arm/boot/dts/zynq-zybo.dts
> index 935a561f6aa6..16c9cacd668d 100644
> --- a/arch/arm/boot/dts/zynq-zybo.dts
> +++ b/arch/arm/boot/dts/zynq-zybo.dts
> @@ -29,7 +29,8 @@
>  	};
>  
>  	chosen {
> -		bootargs = "console=ttyPS0,115200 earlyprintk";
> +		bootargs = "earlyprintk";
> +		stdout-path = "serial0:115200n8";
>  	};
>  
>  };
> -- 
> 1.8.2.3
> 
> 
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