linux-kernel - Re: [PATCH 5/6] arm64: dts: imx8mm: add "cell-type" property for mac-address

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Date:   Wed, 22 Sep 2021 13:40:02 +0200
From:   Ahmad Fatoum <a.fatoum@...gutronix.de>
To:     Joakim Zhang <qiangqing.zhang@....com>,
        srinivas.kandagatla@...aro.org, robh+dt@...nel.org,
        shawnguo@...nel.org
Cc:     devicetree@...r.kernel.org, linux-imx@....com,
        kernel@...gutronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/6] arm64: dts: imx8mm: add "cell-type" property for
 mac-address

On 08.09.21 12:02, Joakim Zhang wrote:
> Add "cell-type" property for mac-address nvmem cell to supporting mac
> address reverse byte.

s/imx8mm/imx8m/ in commit message title.
Do you intend to do this for older i.MX as well?

> 
> Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>
> ---
>  arch/arm64/boot/dts/freescale/imx8mm.dtsi | 2 ++
>  arch/arm64/boot/dts/freescale/imx8mn.dtsi | 2 ++
>  arch/arm64/boot/dts/freescale/imx8mp.dtsi | 9 +++++++++
>  arch/arm64/boot/dts/freescale/imx8mq.dtsi | 2 ++
>  4 files changed, 15 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> index e7648c3b8390..fb14be932386 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> @@ -7,6 +7,7 @@
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/input/input.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/nvmem/nvmem.h>
>  #include <dt-bindings/thermal/thermal.h>
>  
>  #include "imx8mm-pinfunc.h"
> @@ -539,6 +540,7 @@
>  
>  				fec_mac_address: mac-address@90 {
>  					reg = <0x90 6>;
> +					cell-type = <NVMEM_CELL_TYPE_MAC_ADDRESS>;
>  				};
>  			};
>  
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> index d4231e061403..0a994e6edc0b 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> @@ -7,6 +7,7 @@
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/input/input.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/nvmem/nvmem.h>
>  #include <dt-bindings/thermal/thermal.h>
>  
>  #include "imx8mn-pinfunc.h"
> @@ -544,6 +545,7 @@
>  
>  				fec_mac_address: mac-address@90 {
>  					reg = <0x90 6>;
> +					cell-type = <NVMEM_CELL_TYPE_MAC_ADDRESS>;
>  				};
>  			};
>  
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> index 9f7c7f587d38..37188ff07f21 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -7,6 +7,7 @@
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/input/input.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/nvmem/nvmem.h>
>  #include <dt-bindings/thermal/thermal.h>
>  
>  #include "imx8mp-pinfunc.h"
> @@ -358,6 +359,12 @@
>  
>  				eth_mac1: mac-address@90 {
>  					reg = <0x90 6>;
> +					cell-type = <NVMEM_CELL_TYPE_MAC_ADDRESS>;
> +				};
> +
> +				eth_mac2: mac-address@96 {
> +					reg = <0x96 6>;
> +					cell-type = <NVMEM_CELL_TYPE_MAC_ADDRESS>;
>  				};
>  			};
>  
> @@ -836,6 +843,8 @@
>  							 <&clk IMX8MP_SYS_PLL2_100M>,
>  							 <&clk IMX8MP_SYS_PLL2_125M>;
>  				assigned-clock-rates = <0>, <100000000>, <125000000>;
> +				nvmem-cells = <&eth_mac2>;
> +				nvmem-cell-names = "mac-address";
>  				intf_mode = <&gpr 0x4>;
>  				status = "disabled";
>  			};
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index 91df9c5350ae..1cb211e470ae 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -10,6 +10,7 @@
>  #include <dt-bindings/gpio/gpio.h>
>  #include "dt-bindings/input/input.h"
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/nvmem/nvmem.h>
>  #include <dt-bindings/thermal/thermal.h>
>  #include <dt-bindings/interconnect/imx8mq.h>
>  #include "imx8mq-pinfunc.h"
> @@ -570,6 +571,7 @@
>  
>  				fec_mac_address: mac-address@90 {
>  					reg = <0x90 6>;
> +					cell-type = <NVMEM_CELL_TYPE_MAC_ADDRESS>;
>  				};
>  			};
>  
> 


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