* [PATCH] ARM: dts: vf-colibri: define stdout-path property @ 2015-07-03 8:06 ` Stefan Agner 0 siblings, 0 replies; 9+ messages in thread From: Stefan Agner @ 2015-07-03 8:06 UTC (permalink / raw) To: linux-arm-kernel Define Vybrid's UART0, connected to the Colibri pinout UART_A, as standard output. Signed-off-by: Stefan Agner <stefan@agner.ch> --- arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi index 2cbe663..cb199ae 100644 --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi @@ -10,6 +10,7 @@ / { chosen { bootargs = "console=ttyLP0,115200"; + stdout-path = "serial0:115200n8"; }; clk16m: clk16m { -- 2.4.4 ^ permalink raw reply related [flat|nested] 9+ messages in thread
* [PATCH] ARM: dts: vf-colibri: define stdout-path property @ 2015-07-03 8:06 ` Stefan Agner 0 siblings, 0 replies; 9+ messages in thread From: Stefan Agner @ 2015-07-03 8:06 UTC (permalink / raw) To: shawn.guo, kernel Cc: devicetree, linux-arm-kernel, linux-kernel, Stefan Agner Define Vybrid's UART0, connected to the Colibri pinout UART_A, as standard output. Signed-off-by: Stefan Agner <stefan@agner.ch> --- arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi index 2cbe663..cb199ae 100644 --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi @@ -10,6 +10,7 @@ / { chosen { bootargs = "console=ttyLP0,115200"; + stdout-path = "serial0:115200n8"; }; clk16m: clk16m { -- 2.4.4 ^ permalink raw reply related [flat|nested] 9+ messages in thread
* [PATCH] ARM: dts: vf-colibri: define stdout-path property 2015-07-03 8:06 ` Stefan Agner @ 2015-07-13 15:10 ` Shawn Guo -1 siblings, 0 replies; 9+ messages in thread From: Shawn Guo @ 2015-07-13 15:10 UTC (permalink / raw) To: linux-arm-kernel On Fri, Jul 03, 2015 at 10:06:39AM +0200, Stefan Agner wrote: > Define Vybrid's UART0, connected to the Colibri pinout UART_A, as > standard output. > > Signed-off-by: Stefan Agner <stefan@agner.ch> > --- > arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > index 2cbe663..cb199ae 100644 > --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > @@ -10,6 +10,7 @@ > / { > chosen { > bootargs = "console=ttyLP0,115200"; > + stdout-path = "serial0:115200n8"; With this change, can bootargs just be dropped? Shawn > }; > > clk16m: clk16m { > -- > 2.4.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo at vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH] ARM: dts: vf-colibri: define stdout-path property @ 2015-07-13 15:10 ` Shawn Guo 0 siblings, 0 replies; 9+ messages in thread From: Shawn Guo @ 2015-07-13 15:10 UTC (permalink / raw) To: Stefan Agner Cc: shawn.guo, kernel, devicetree, linux-arm-kernel, linux-kernel On Fri, Jul 03, 2015 at 10:06:39AM +0200, Stefan Agner wrote: > Define Vybrid's UART0, connected to the Colibri pinout UART_A, as > standard output. > > Signed-off-by: Stefan Agner <stefan@agner.ch> > --- > arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > index 2cbe663..cb199ae 100644 > --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > @@ -10,6 +10,7 @@ > / { > chosen { > bootargs = "console=ttyLP0,115200"; > + stdout-path = "serial0:115200n8"; With this change, can bootargs just be dropped? Shawn > }; > > clk16m: clk16m { > -- > 2.4.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > ^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH] ARM: dts: vf-colibri: define stdout-path property 2015-07-13 15:10 ` Shawn Guo (?) @ 2015-07-15 14:05 ` Stefan Agner -1 siblings, 0 replies; 9+ messages in thread From: Stefan Agner @ 2015-07-15 14:05 UTC (permalink / raw) To: linux-arm-kernel On 2015-07-13 17:10, Shawn Guo wrote: > On Fri, Jul 03, 2015 at 10:06:39AM +0200, Stefan Agner wrote: >> Define Vybrid's UART0, connected to the Colibri pinout UART_A, as >> standard output. >> >> Signed-off-by: Stefan Agner <stefan@agner.ch> >> --- >> arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> index 2cbe663..cb199ae 100644 >> --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> @@ -10,6 +10,7 @@ >> / { >> chosen { >> bootargs = "console=ttyLP0,115200"; >> + stdout-path = "serial0:115200n8"; > > With this change, can bootargs just be dropped? I guess it would break a (fairly old) kernel which does not support stdout-path yet? However, the newer Vybrid DT's anyway do not work on old kernels due to the interrupt hierarchy changes... Will send a v2 without default bootargs. -- Stefan ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH] ARM: dts: vf-colibri: define stdout-path property @ 2015-07-15 14:05 ` Stefan Agner 0 siblings, 0 replies; 9+ messages in thread From: Stefan Agner @ 2015-07-15 14:05 UTC (permalink / raw) To: Shawn Guo; +Cc: shawn.guo, kernel, devicetree, linux-arm-kernel, linux-kernel On 2015-07-13 17:10, Shawn Guo wrote: > On Fri, Jul 03, 2015 at 10:06:39AM +0200, Stefan Agner wrote: >> Define Vybrid's UART0, connected to the Colibri pinout UART_A, as >> standard output. >> >> Signed-off-by: Stefan Agner <stefan@agner.ch> >> --- >> arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> index 2cbe663..cb199ae 100644 >> --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> @@ -10,6 +10,7 @@ >> / { >> chosen { >> bootargs = "console=ttyLP0,115200"; >> + stdout-path = "serial0:115200n8"; > > With this change, can bootargs just be dropped? I guess it would break a (fairly old) kernel which does not support stdout-path yet? However, the newer Vybrid DT's anyway do not work on old kernels due to the interrupt hierarchy changes... Will send a v2 without default bootargs. -- Stefan ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH] ARM: dts: vf-colibri: define stdout-path property @ 2015-07-15 14:05 ` Stefan Agner 0 siblings, 0 replies; 9+ messages in thread From: Stefan Agner @ 2015-07-15 14:05 UTC (permalink / raw) To: Shawn Guo Cc: shawn.guo-QSEj5FYQhm4dnm+yROfE0A, kernel-bIcnvbaLZ9MEGnE8C9+IrQ, devicetree-u79uwXL29TY76Z2rM5mHXA, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r, linux-kernel-u79uwXL29TY76Z2rM5mHXA On 2015-07-13 17:10, Shawn Guo wrote: > On Fri, Jul 03, 2015 at 10:06:39AM +0200, Stefan Agner wrote: >> Define Vybrid's UART0, connected to the Colibri pinout UART_A, as >> standard output. >> >> Signed-off-by: Stefan Agner <stefan-XLVq0VzYD2Y@public.gmane.org> >> --- >> arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> index 2cbe663..cb199ae 100644 >> --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi >> @@ -10,6 +10,7 @@ >> / { >> chosen { >> bootargs = "console=ttyLP0,115200"; >> + stdout-path = "serial0:115200n8"; > > With this change, can bootargs just be dropped? I guess it would break a (fairly old) kernel which does not support stdout-path yet? However, the newer Vybrid DT's anyway do not work on old kernels due to the interrupt hierarchy changes... Will send a v2 without default bootargs. -- Stefan -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH] ARM: dts: vf-colibri: define stdout-path property 2015-07-15 14:05 ` Stefan Agner @ 2015-07-17 2:55 ` Shawn Guo -1 siblings, 0 replies; 9+ messages in thread From: Shawn Guo @ 2015-07-17 2:55 UTC (permalink / raw) To: linux-arm-kernel On Wed, Jul 15, 2015 at 04:05:50PM +0200, Stefan Agner wrote: > On 2015-07-13 17:10, Shawn Guo wrote: > > On Fri, Jul 03, 2015 at 10:06:39AM +0200, Stefan Agner wrote: > >> Define Vybrid's UART0, connected to the Colibri pinout UART_A, as > >> standard output. > >> > >> Signed-off-by: Stefan Agner <stefan@agner.ch> > >> --- > >> arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + > >> 1 file changed, 1 insertion(+) > >> > >> diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > >> index 2cbe663..cb199ae 100644 > >> --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > >> +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > >> @@ -10,6 +10,7 @@ > >> / { > >> chosen { > >> bootargs = "console=ttyLP0,115200"; > >> + stdout-path = "serial0:115200n8"; > > > > With this change, can bootargs just be dropped? > > I guess it would break a (fairly old) kernel which does not support > stdout-path yet? The DT ABI requires that the new kernel doesn't break anything with old DTB, but doesn't require the compatibility between new DTB and old kernel. Shawn ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH] ARM: dts: vf-colibri: define stdout-path property @ 2015-07-17 2:55 ` Shawn Guo 0 siblings, 0 replies; 9+ messages in thread From: Shawn Guo @ 2015-07-17 2:55 UTC (permalink / raw) To: Stefan Agner Cc: devicetree, shawn.guo, linux-arm-kernel, kernel, linux-kernel On Wed, Jul 15, 2015 at 04:05:50PM +0200, Stefan Agner wrote: > On 2015-07-13 17:10, Shawn Guo wrote: > > On Fri, Jul 03, 2015 at 10:06:39AM +0200, Stefan Agner wrote: > >> Define Vybrid's UART0, connected to the Colibri pinout UART_A, as > >> standard output. > >> > >> Signed-off-by: Stefan Agner <stefan@agner.ch> > >> --- > >> arch/arm/boot/dts/vf-colibri-eval-v3.dtsi | 1 + > >> 1 file changed, 1 insertion(+) > >> > >> diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > >> index 2cbe663..cb199ae 100644 > >> --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > >> +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi > >> @@ -10,6 +10,7 @@ > >> / { > >> chosen { > >> bootargs = "console=ttyLP0,115200"; > >> + stdout-path = "serial0:115200n8"; > > > > With this change, can bootargs just be dropped? > > I guess it would break a (fairly old) kernel which does not support > stdout-path yet? The DT ABI requires that the new kernel doesn't break anything with old DTB, but doesn't require the compatibility between new DTB and old kernel. Shawn ^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2015-07-17 2:55 UTC | newest] Thread overview: 9+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2015-07-03 8:06 [PATCH] ARM: dts: vf-colibri: define stdout-path property Stefan Agner 2015-07-03 8:06 ` Stefan Agner 2015-07-13 15:10 ` Shawn Guo 2015-07-13 15:10 ` Shawn Guo 2015-07-15 14:05 ` Stefan Agner 2015-07-15 14:05 ` Stefan Agner 2015-07-15 14:05 ` Stefan Agner 2015-07-17 2:55 ` Shawn Guo 2015-07-17 2:55 ` Shawn Guo
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