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* [PATCH 1/1] arm64: dts: imx8mq-zii-ultra: remove #address-cells of eeprom@a4
@ 2024-10-18 18:31 Frank Li
  2024-11-01  8:47 ` Shawn Guo
  2024-12-09  7:33 ` Shawn Guo
  0 siblings, 2 replies; 4+ messages in thread
From: Frank Li @ 2024-10-18 18:31 UTC (permalink / raw)
  To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Shawn Guo,
	Sascha Hauer, Pengutronix Kernel Team, Fabio Estevam,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	open list

Remove #address-cells and #size-cells of eeprom@a4 because no children
nodes under eeprom@a4.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
index 0c960efd9b3d5..c7bbba45f3685 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
@@ -517,8 +517,6 @@ eeprom@a3 {
 		eeprom@a4 {
 			compatible = "zii,rave-sp-eeprom";
 			reg = <0xa4 0x4000>;
-			#address-cells = <1>;
-			#size-cells = <1>;
 			zii,eeprom-name = "main-eeprom";
 		};
 	};
-- 
2.34.1



^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 1/1] arm64: dts: imx8mq-zii-ultra: remove #address-cells of eeprom@a4
  2024-10-18 18:31 [PATCH 1/1] arm64: dts: imx8mq-zii-ultra: remove #address-cells of eeprom@a4 Frank Li
@ 2024-11-01  8:47 ` Shawn Guo
  2024-11-04 20:36   ` Frank Li
  2024-12-09  7:33 ` Shawn Guo
  1 sibling, 1 reply; 4+ messages in thread
From: Shawn Guo @ 2024-11-01  8:47 UTC (permalink / raw)
  To: Frank Li
  Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Shawn Guo,
	Sascha Hauer, Pengutronix Kernel Team, Fabio Estevam,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	open list

On Fri, Oct 18, 2024 at 02:31:16PM -0400, Frank Li wrote:
> Remove #address-cells and #size-cells of eeprom@a4 because no children
> nodes under eeprom@a4.

Hmm, bindings/nvmem/zii,rave-sp-eeprom.txt suggests there could be child
nodes?

Shawn

> 
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> ---
>  arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> index 0c960efd9b3d5..c7bbba45f3685 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> @@ -517,8 +517,6 @@ eeprom@a3 {
>  		eeprom@a4 {
>  			compatible = "zii,rave-sp-eeprom";
>  			reg = <0xa4 0x4000>;
> -			#address-cells = <1>;
> -			#size-cells = <1>;
>  			zii,eeprom-name = "main-eeprom";
>  		};
>  	};
> -- 
> 2.34.1
> 



^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH 1/1] arm64: dts: imx8mq-zii-ultra: remove #address-cells of eeprom@a4
  2024-11-01  8:47 ` Shawn Guo
@ 2024-11-04 20:36   ` Frank Li
  0 siblings, 0 replies; 4+ messages in thread
From: Frank Li @ 2024-11-04 20:36 UTC (permalink / raw)
  To: Shawn Guo
  Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Shawn Guo,
	Sascha Hauer, Pengutronix Kernel Team, Fabio Estevam,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	open list

On Fri, Nov 01, 2024 at 04:47:17PM +0800, Shawn Guo wrote:
> On Fri, Oct 18, 2024 at 02:31:16PM -0400, Frank Li wrote:
> > Remove #address-cells and #size-cells of eeprom@a4 because no children
> > nodes under eeprom@a4.
>
> Hmm, bindings/nvmem/zii,rave-sp-eeprom.txt suggests there could be child
> nodes?

"Data cells are child nodes of eerpom node, bindings for which are
documented in Documentation/devicetree/bindings/nvmem/nvmem.txt"

It should be optional property to declear offset, such as mac_address, or
watchdog_timeout value.

Here is no children nodes under eeprom@a4, so needn't #address-cells. It
should be added only when add children nodes.

Frank

>
> Shawn
>
> >
> > Signed-off-by: Frank Li <Frank.Li@nxp.com>
> > ---
> >  arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi | 2 --
> >  1 file changed, 2 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> > index 0c960efd9b3d5..c7bbba45f3685 100644
> > --- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> > @@ -517,8 +517,6 @@ eeprom@a3 {
> >  		eeprom@a4 {
> >  			compatible = "zii,rave-sp-eeprom";
> >  			reg = <0xa4 0x4000>;
> > -			#address-cells = <1>;
> > -			#size-cells = <1>;
> >  			zii,eeprom-name = "main-eeprom";
> >  		};
> >  	};
> > --
> > 2.34.1
> >
>


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH 1/1] arm64: dts: imx8mq-zii-ultra: remove #address-cells of eeprom@a4
  2024-10-18 18:31 [PATCH 1/1] arm64: dts: imx8mq-zii-ultra: remove #address-cells of eeprom@a4 Frank Li
  2024-11-01  8:47 ` Shawn Guo
@ 2024-12-09  7:33 ` Shawn Guo
  1 sibling, 0 replies; 4+ messages in thread
From: Shawn Guo @ 2024-12-09  7:33 UTC (permalink / raw)
  To: Frank Li
  Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Shawn Guo,
	Sascha Hauer, Pengutronix Kernel Team, Fabio Estevam,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	open list

On Fri, Oct 18, 2024 at 02:31:16PM -0400, Frank Li wrote:
> Remove #address-cells and #size-cells of eeprom@a4 because no children
> nodes under eeprom@a4.
> 
> Signed-off-by: Frank Li <Frank.Li@nxp.com>

Applied, thanks!



^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2024-12-09  8:45 UTC | newest]

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2024-10-18 18:31 [PATCH 1/1] arm64: dts: imx8mq-zii-ultra: remove #address-cells of eeprom@a4 Frank Li
2024-11-01  8:47 ` Shawn Guo
2024-11-04 20:36   ` Frank Li
2024-12-09  7:33 ` Shawn Guo

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