Re: [PATCH V3 5/6] arm64: dts: meson: add S4 Soc Peripheral clock controller in DT

From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Yu Tu <yu.tu@amlogic.com>,
	linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
	Neil Armstrong <narmstrong@baylibre.com>,
	Jerome Brunet <jbrunet@baylibre.com>,
	Kevin Hilman <khilman@baylibre.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Subject: Re: [PATCH V3 5/6] arm64: dts: meson: add S4 Soc Peripheral clock controller in DT
Date: Fri, 5 Aug 2022 11:16:35 +0200	[thread overview]
Message-ID: <60f30470-ca14-1e12-3ed2-7b34c7a93f8a@linaro.org> (raw)
In-Reply-To: <20220805085716.5635-6-yu.tu@amlogic.com>

On 05/08/2022 10:57, Yu Tu wrote:
> Added information about the S4 SOC Peripheral Clock controller in DT.
> 
> Signed-off-by: Yu Tu <yu.tu@amlogic.com>
> ---
>  arch/arm64/boot/dts/amlogic/meson-s4.dtsi | 26 +++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
> index a816b1f7694b..71be1dda15a2 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
> @@ -6,6 +6,8 @@
>  #include <dt-bindings/interrupt-controller/irq.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/clock/amlogic,s4-pll-clkc.h>
> +#include <dt-bindings/clock/amlogic,s4-clkc.h>
>  
>  / {
>  	cpus {
> @@ -100,6 +102,30 @@ clkc_pll: pll-clock-controller@8000 {
>  				#clock-cells = <1>;
>  			};
>  
> +			clkc_periphs: periphs-clock-controller {

Node names should be generic, so "clock-controller"
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation

You miss here unit address. Test your DTS with dtbs check and with
regular compile with W=1.

Best regards,
Krzysztof