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From: Inochi Amaoto <inochiama@outlook.com>
To: Conor Dooley <conor.dooley@microchip.com>
Cc: Inochi Amaoto <inochiama@outlook.com>,
	Conor Dooley <conor@kernel.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Chao Wei <chao.wei@sophgo.com>,
	Chen Wang <unicorn_wang@outlook.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Jisheng Zhang <jszhang@kernel.org>,
	Liu Gui <kenneth.liu@sophgo.com>,
	Jingbao Qiu <qiujingbao.dlmu@gmail.com>,
	dlan@gentoo.org, linux-clk@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-riscv@lists.infradead.org
Subject: Re: [PATCH v6 1/4] dt-bindings: clock: sophgo: Add clock controller of SG2000 series SoC
Date: Tue, 16 Jan 2024 16:00:45 +0800	[thread overview]
Message-ID: <IA1PR20MB49535AA4F070E70BB5C9848ABB732@IA1PR20MB4953.namprd20.prod.outlook.com> (raw)
In-Reply-To: <20240116-doubling-fanning-2a46405942ae@wendy>

>On Tue, Jan 16, 2024 at 08:27:59AM +0800, Inochi Amaoto wrote:
>>> On Sun, Jan 14, 2024 at 12:16:58PM +0800, Inochi Amaoto wrote:
>>>> SG2000 series SoC has the same clock as CV1810 series, but the clock
>>>> related to A53 is functional in SG2000 series. So a new compatible
>>>> string is needed for the new SoC.
>>>>
>>>> Add definition for the clock controller of the SG2000 series SoC.
>>>>
>>>> Signed-off-by: Inochi Amaoto <inochiama@outlook.com>
>>>> Link: https://github.com/sophgo/sophgo-doc/releases/tag/sg2000-datasheet-v1.0-alpha
>>>> ---
>>>>  Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml | 3 ++-
>>>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml b/Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml
>>>> index c1dc24673c0d..59ef41adb539 100644
>>>> --- a/Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml
>>>> +++ b/Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml
>>>> @@ -4,7 +4,7 @@
>>>>  $id: http://devicetree.org/schemas/clock/sophgo,cv1800-clk.yaml#
>>>>  $schema: http://devicetree.org/meta-schemas/core.yaml#
>>>>
>>>> -title: Sophgo CV1800 Series Clock Controller
>>>> +title: Sophgo CV1800/SG2000 Series Clock Controller
>>>>
>>>>  maintainers:
>>>>    - Inochi Amaoto <inochiama@outlook.com>
>>>> @@ -14,6 +14,7 @@ properties:
>>>>      enum:
>>>>        - sophgo,cv1800-clk
>>>>        - sophgo,cv1810-clk
>>>> +      - sophgo,sg2000-clk
>>>
>>> I recall before you mentioned that the Sophgo folks were considering
>>> renaming one of their devices. Is the sg2000 the renamed one, or a
>>> different chip?
>
>> The sg2000/sg2002 SoCs have one A53 core which cv1812/cv1813 SoCs
>> don't have. I prefer sg2000/sg2002 are different chips, or at least
>> an enhanced version of existed cv1812/cv1813. It is not a simple
>> rename.
>>
>> For this patch, the sg2000 doesn't need to disable A53 related clocks
>> like cv18xx series. So this compatible is needed to bind to this new
>> logic.
>
>I'm not disputing the unique compatible - you previously mentioned that
>Sophgo were considering rebranding the cvXXXX series of chips going
>forward and that one particular chip might undergo a name change.
>I was wondering if this was that chip or just another device in the
>series.
>
>Thanks,
>Conor.

For your question, this is the rename chip I mentioned.

This is the name mapping I have known:
cv1812cp -> sg2000
cv1813h -> sg2002

WARNING: multiple messages have this Message-ID (diff)
From: Inochi Amaoto <inochiama@outlook.com>
To: Conor Dooley <conor.dooley@microchip.com>
Cc: Inochi Amaoto <inochiama@outlook.com>,
	Conor Dooley <conor@kernel.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Chao Wei <chao.wei@sophgo.com>,
	Chen Wang <unicorn_wang@outlook.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Jisheng Zhang <jszhang@kernel.org>,
	Liu Gui <kenneth.liu@sophgo.com>,
	Jingbao Qiu <qiujingbao.dlmu@gmail.com>,
	dlan@gentoo.org, linux-clk@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-riscv@lists.infradead.org
Subject: Re: [PATCH v6 1/4] dt-bindings: clock: sophgo: Add clock controller of SG2000 series SoC
Date: Tue, 16 Jan 2024 16:00:45 +0800	[thread overview]
Message-ID: <IA1PR20MB49535AA4F070E70BB5C9848ABB732@IA1PR20MB4953.namprd20.prod.outlook.com> (raw)
In-Reply-To: <20240116-doubling-fanning-2a46405942ae@wendy>

>On Tue, Jan 16, 2024 at 08:27:59AM +0800, Inochi Amaoto wrote:
>>> On Sun, Jan 14, 2024 at 12:16:58PM +0800, Inochi Amaoto wrote:
>>>> SG2000 series SoC has the same clock as CV1810 series, but the clock
>>>> related to A53 is functional in SG2000 series. So a new compatible
>>>> string is needed for the new SoC.
>>>>
>>>> Add definition for the clock controller of the SG2000 series SoC.
>>>>
>>>> Signed-off-by: Inochi Amaoto <inochiama@outlook.com>
>>>> Link: https://github.com/sophgo/sophgo-doc/releases/tag/sg2000-datasheet-v1.0-alpha
>>>> ---
>>>>  Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml | 3 ++-
>>>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml b/Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml
>>>> index c1dc24673c0d..59ef41adb539 100644
>>>> --- a/Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml
>>>> +++ b/Documentation/devicetree/bindings/clock/sophgo,cv1800-clk.yaml
>>>> @@ -4,7 +4,7 @@
>>>>  $id: http://devicetree.org/schemas/clock/sophgo,cv1800-clk.yaml#
>>>>  $schema: http://devicetree.org/meta-schemas/core.yaml#
>>>>
>>>> -title: Sophgo CV1800 Series Clock Controller
>>>> +title: Sophgo CV1800/SG2000 Series Clock Controller
>>>>
>>>>  maintainers:
>>>>    - Inochi Amaoto <inochiama@outlook.com>
>>>> @@ -14,6 +14,7 @@ properties:
>>>>      enum:
>>>>        - sophgo,cv1800-clk
>>>>        - sophgo,cv1810-clk
>>>> +      - sophgo,sg2000-clk
>>>
>>> I recall before you mentioned that the Sophgo folks were considering
>>> renaming one of their devices. Is the sg2000 the renamed one, or a
>>> different chip?
>
>> The sg2000/sg2002 SoCs have one A53 core which cv1812/cv1813 SoCs
>> don't have. I prefer sg2000/sg2002 are different chips, or at least
>> an enhanced version of existed cv1812/cv1813. It is not a simple
>> rename.
>>
>> For this patch, the sg2000 doesn't need to disable A53 related clocks
>> like cv18xx series. So this compatible is needed to bind to this new
>> logic.
>
>I'm not disputing the unique compatible - you previously mentioned that
>Sophgo were considering rebranding the cvXXXX series of chips going
>forward and that one particular chip might undergo a name change.
>I was wondering if this was that chip or just another device in the
>series.
>
>Thanks,
>Conor.

For your question, this is the rename chip I mentioned.

This is the name mapping I have known:
cv1812cp -> sg2000
cv1813h -> sg2002

_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

  reply	other threads:[~2024-01-16  8:00 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-14  4:15 [PATCH v6 0/4] riscv: sophgo: add clock support for Sophgo CV1800/SG2000 SoCs Inochi Amaoto
2024-01-14  4:15 ` Inochi Amaoto
2024-01-14  4:16 ` [PATCH v6 1/4] dt-bindings: clock: sophgo: Add clock controller of SG2000 series SoC Inochi Amaoto
2024-01-14  4:16   ` Inochi Amaoto
2024-01-15  7:31   ` Krzysztof Kozlowski
2024-01-15  7:31     ` Krzysztof Kozlowski
2024-01-15 16:35   ` Conor Dooley
2024-01-15 16:35     ` Conor Dooley
2024-01-16  0:27     ` Inochi Amaoto
2024-01-16  0:27       ` Inochi Amaoto
2024-01-16  7:36       ` Conor Dooley
2024-01-16  7:36         ` Conor Dooley
2024-01-16  8:00         ` Inochi Amaoto [this message]
2024-01-16  8:00           ` Inochi Amaoto
2024-01-16 17:24           ` Conor Dooley
2024-01-16 17:24             ` Conor Dooley
2024-01-14  4:16 ` [PATCH v6 2/4] clk: sophgo: Add CV1800/SG2000 series clock controller driver Inochi Amaoto
2024-01-14  4:16   ` Inochi Amaoto
2024-01-31  4:27   ` Inochi Amaoto
2024-01-31  4:27     ` Inochi Amaoto
2024-01-14  4:17 ` [PATCH v6 3/4] riscv: dts: sophgo: add clock generator for Sophgo CV1800 series SoC Inochi Amaoto
2024-01-14  4:17   ` Inochi Amaoto
2024-01-31  3:44   ` Chen Wang
2024-01-31  3:44     ` Chen Wang
2024-01-14  4:17 ` [PATCH v6 4/4] riscv: dts: sophgo: add uart clock " Inochi Amaoto
2024-01-14  4:17   ` Inochi Amaoto
2024-01-31  3:46   ` Chen Wang
2024-01-31  3:46     ` Chen Wang

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