linux-kernel - Re: [PATCH 1/3] dt-bindings: clk: meson: add S4 SoC clock controller bindings

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Message-ID: <6daf3b5c-cdf9-d5d0-894c-774b80e866ff@amlogic.com>
Date:   Tue, 19 Jul 2022 13:55:47 +0800
From:   Yu Tu <yu.tu@...ogic.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        <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 <narmstrong@...libre.com>,
        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>
Subject: Re: [PATCH 1/3] dt-bindings: clk: meson: add S4 SoC clock controller
 bindings

Hi Krzysztof,
	Thank you for your advice.

On 2022/7/12 17:40, Krzysztof Kozlowski wrote:
> [ EXTERNAL EMAIL ]
> 
> On 08/07/2022 08:27, Yu Tu wrote:
>> Add new clock controller compatible and dt-bindings header for the
>> Everything-Else domain of the S4 SoC.
>>
>> Signed-off-by: Yu Tu <yu.tu@...ogic.com>
>> ---
>>   .../bindings/clock/amlogic,gxbb-clkc.txt      |   1 +
>>   MAINTAINERS                                   |   1 +
>>   include/dt-bindings/clock/s4-clkc.h           | 354 ++++++++++++++++++
>>   3 files changed, 356 insertions(+)
>>   create mode 100644 include/dt-bindings/clock/s4-clkc.h
>>
>> diff --git a/Documentation/devicetree/bindings/clock/amlogic,gxbb-clkc.txt b/Documentation/devicetree/bindings/clock/amlogic,gxbb-clkc.txt
>> index 7ccecd5c02c1..301b43dea912 100644
>> --- a/Documentation/devicetree/bindings/clock/amlogic,gxbb-clkc.txt
>> +++ b/Documentation/devicetree/bindings/clock/amlogic,gxbb-clkc.txt
>> @@ -12,6 +12,7 @@ Required Properties:
>>   		"amlogic,g12a-clkc" for G12A SoC.
>>   		"amlogic,g12b-clkc" for G12B SoC.
>>   		"amlogic,sm1-clkc" for SM1 SoC.
>> +		"amlogic,s4-clkc" for S4 SoC.
>>   - clocks : list of clock phandle, one for each entry clock-names.
>>   - clock-names : should contain the following:
>>     * "xtal": the platform xtal
>> diff --git a/MAINTAINERS b/MAINTAINERS
>> index c1abc53f9e91..e4ca46c5c8a1 100644
>> --- a/MAINTAINERS
>> +++ b/MAINTAINERS
>> @@ -1775,6 +1775,7 @@ F:	Documentation/devicetree/bindings/clock/amlogic*
>>   F:	drivers/clk/meson/
>>   F:	include/dt-bindings/clock/gxbb*
>>   F:	include/dt-bindings/clock/meson*
>> +F:	include/dt-bindings/clock/s*
>>   
>>   ARM/Amlogic Meson SoC Crypto Drivers
>>   M:	Corentin Labbe <clabbe@...libre.com>
>> diff --git a/include/dt-bindings/clock/s4-clkc.h b/include/dt-bindings/clock/s4-clkc.h
>> new file mode 100644
>> index 000000000000..8b46d54d79fe
>> --- /dev/null
>> +++ b/include/dt-bindings/clock/s4-clkc.h
>> @@ -0,0 +1,354 @@
>> +/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
>> +/*
>> + * Copyright (c) 2021 Amlogic, Inc. All rights reserved.
>> + * Author: Yu Tu <yu.tu@...ogic.com>
>> + */
>> +
>> +#ifndef __S4_CLKC_H
>> +#define __S4_CLKC_H
> 
> Use header guards mathcing paths. See other files for examples.
I will correct it.
> 
>> +
>> +/*
>> + * CLKID index values
>> + */
>> +
>> +#define CLKID_PLL_BASE			0
>> +#define CLKID_FIXED_PLL_DCO		(CLKID_PLL_BASE + 0)
> 
> Drop CLKID_PLL_BASE
I will correct it.
> 
>> +#define CLKID_FIXED_PLL			(CLKID_PLL_BASE + 1)
> 
> ditto... and so on.
I will correct it.
> 
> 
> Best regards,
> Krzysztof
> 
> .