linux-kernel - Re: [PATCH] ARM: dts: at91: sama5d4: add labels to soc dtsi for derivative boards

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Message-ID: <20180907145718.hoddgyzqgxc2kol6@M43218.corp.atmel.com>
Date:   Fri, 7 Sep 2018 16:57:18 +0200
From:   Ludovic Desroches <ludovic.desroches@...rochip.com>
To:     Eugen Hristev <eugen.hristev@...rochip.com>
CC:     <alexandre.belloni@...tlin.com>, <nicolas.ferre@...rochip.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: dts: at91: sama5d4: add labels to soc dtsi for
 derivative boards

Hi Eugen,

On Fri, Sep 07, 2018 at 04:38:09PM +0300, Eugen Hristev wrote:
> This adds labels to commonly used device-tree nodes so that derivative
> boards can avoid ahb/apb hierarchy.
> 
> Signed-off-by: Eugen Hristev <eugen.hristev@...rochip.com>
> ---
> 
> Hello,
> 
> This was already done for SoC sama5d3 and sam9x5, in commit:
> "fc37204432d" ("ARM: dts: at91: add labels to soc dtsi for derivative boards")
> 
> This commit will do basically the same thing for sama5d4 SoC.

Even if it's a mimic of what has been done for other SoCs, it could be
worth doing it for all peripherals: trng, aes, tdes and sha are still
missing a label.

Otherwise
Acked-by: Ludovic Desroches <ludovic.desroches@...rochip.com>

Regards

Ludovic

> 
> Based on top of at91-next branch of at91.git
> 
> Thanks.
> 
>  arch/arm/boot/dts/sama5d4.dtsi | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5d4.dtsi
> index 92a35a1..7371f2a 100644
> --- a/arch/arm/boot/dts/sama5d4.dtsi
> +++ b/arch/arm/boot/dts/sama5d4.dtsi
> @@ -1323,13 +1323,13 @@
>  				};
>  			};
>  
> -			rstc@...68600 {
> +			reset_controller: rstc@...68600 {
>  				compatible = "atmel,sama5d3-rstc", "atmel,at91sam9g45-rstc";
>  				reg = <0xfc068600 0x10>;
>  				clocks = <&clk32k>;
>  			};
>  
> -			shdwc@...68610 {
> +			shutdown_controller: shdwc@...68610 {
>  				compatible = "atmel,at91sam9x5-shdwc";
>  				reg = <0xfc068610 0x10>;
>  				clocks = <&clk32k>;
> @@ -1342,7 +1342,7 @@
>  				clocks = <&h32ck>;
>  			};
>  
> -			watchdog@...68640 {
> +			watchdog: watchdog@...68640 {
>  				compatible = "atmel,sama5d4-wdt";
>  				reg = <0xfc068640 0x10>;
>  				interrupts = <4 IRQ_TYPE_LEVEL_HIGH 7>;
> @@ -1376,7 +1376,7 @@
>  			};
>  
>  
> -			pinctrl@...6a000 {
> +			pinctrl: pinctrl@...6a000 {
>  				#address-cells = <1>;
>  				#size-cells = <1>;
>  				compatible = "atmel,sama5d3-pinctrl", "atmel,at91sam9x5-pinctrl", "simple-bus";
> -- 
> 2.7.4
>