linux-kernel - Re: [PATCH V5 4/4] arm64: dts: meson: add S4 Soc Peripheral clock controller in DT

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Message-ID: <8dbb3ce2-c8d9-70be-d1de-ed875de0ea1b@linaro.org>
Date:   Wed, 23 Nov 2022 14:02:22 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Yu Tu <yu.tu@...ogic.com>, linux-clk@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Jerome Brunet <jbrunet@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc:     kelvin.zhang@...ogic.com
Subject: Re: [PATCH V5 4/4] arm64: dts: meson: add S4 Soc Peripheral clock
 controller in DT

On 23/11/2022 12:27, Yu Tu wrote:
> Hi Krzysztof,
> 	
> On 2022/11/23 18:10, Krzysztof Kozlowski wrote:
>> [ EXTERNAL EMAIL ]
>>
>> On 23/11/2022 03:13, Yu Tu wrote:
>>> Added information about the S4 SOC Peripheral Clock controller in DT.
>>>
>>> Signed-off-by: Yu Tu <yu.tu@...ogic.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 bd9c2ef83314..e7fab6e400be 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-peripherals-clkc.h>
>>>   
>>>   / {
>>>   	cpus {
>>> @@ -100,6 +102,30 @@ clkc_pll: clock-controller@...0 {
>>>   				#clock-cells = <1>;
>>>   			};
>>>   
>>> +			clkc_periphs: clock-controller {
>>> +				compatible = "amlogic,s4-peripherals-clkc";
>>> +				reg = <0x0 0x0 0x0 0x49c>;
>>
>> This is broken... did you check for warnings?
> Yes, i do.
> You can have a look at the results of my test, as follows.
> 
> total: 0 errors, 0 warnings, 0 checks, 38 lines checked
> 
> ../patch_clk_v5_1122/0004-arm64-dts-meson-add-S4-Soc-Peripheral-clock-controll.patch 
> has no obvious style problems and is ready for submission.
> 

This is a checkpatch output. I am talking about DTS broken. dtc should
warn you.

Best regards,
Krzysztof