From: Krzysztof Kozlowski <krzk@kernel.org>
To: Changhuang Liang <changhuang.liang@starfivetech.com>,
Linus Walleij <linusw@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Emil Renner Berthing <kernel@esmil.dk>,
Paul Walmsley <pjw@kernel.org>, Albert Ou <aou@eecs.berkeley.edu>,
Palmer Dabbelt <palmer@dabbelt.com>,
Alexandre Ghiti <alex@ghiti.fr>,
Philipp Zabel <p.zabel@pengutronix.de>,
Bartosz Golaszewski <brgl@kernel.org>
Cc: "linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-riscv@lists.infradead.org"
<linux-riscv@lists.infradead.org>,
Lianfeng Ouyang <lianfeng.ouyang@starfivetech.com>
Subject: Re: [PATCH v6 03/21] dt-bindings: pinctrl: Add starfive,jhb100-sys0-pinctrl
Date: Wed, 9 Sep 2026 09:02:34 +0200 [thread overview]
Message-ID: <1b7ad739-a46c-4505-a5eb-71789dc6e9b2@kernel.org> (raw)
In-Reply-To: <ZQ4PR01MB1202D6E0502B941B170D1C56F2B02@ZQ4PR01MB1202.CHNPR01.prod.partner.outlook.cn>
On 09/09/2026 08:52, Changhuang Liang wrote:
>>>
>>> The pins property corresponds to the specific GPIO offset, so
>> PADNUM_SYS0_GPIO_A2 cannot start at index 0.
>>
>> Did you even read my reply? Or you just respond whatever to tick the
>> checkbox of responding to maintainer?
>>
>> AGAIN:
>> "You do not need to store there hardware values"
>>
>> Do you understand the term ABI between software and DTS? Is in this term
>> anything about your actual hardware numbers? No.
>
> You are right, and I now see I was answering a different question than the one
> You asked.
>
> So I'd like to double-check: in the next v8 version, I'll place the currently unmodified
> `starfive,jhb100-pinctrl.h` under `arch/riscv/boot/dts/starfive/`. For the macro
> definitions used by the driver (e.g., `PADNUM_SYS0_GPIO_A2`, `PADNUM_SYS0_GPIO_A3`),
> I'm not entirely sure where to put those driver-used definitions now. My plan is to place
> them directly into the relevant domain (`sys0`) file `pinctrl-starfive-jhb100-<domain>.c`.
> Would this change be acceptable?
Your driver has already bunch of magic numbers all over, so I don't get
why this value is somehow special, but if it is, you can have defines in
the driver directly or in the driver header.
Best regards,
Krzysztof
next prev parent reply other threads:[~2026-09-09 7:02 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-29 2:56 [PATCH v6 00/21] Add basic pinctrl drivers for JHB100 SoC Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 01/21] dt-bindings: pincfg-node: Add property 'input-debounce-ns' Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 02/21] pinctrl: pinconf-generic: " Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 03/21] dt-bindings: pinctrl: Add starfive,jhb100-sys0-pinctrl Changhuang Liang
2026-08-29 8:02 ` Krzysztof Kozlowski
2026-08-30 1:29 ` Changhuang Liang
2026-08-30 8:30 ` Krzysztof Kozlowski
2026-08-30 8:42 ` Changhuang Liang
2026-08-30 8:47 ` Krzysztof Kozlowski
2026-08-30 8:57 ` Changhuang Liang
2026-09-09 6:03 ` Krzysztof Kozlowski
2026-09-09 6:52 ` Changhuang Liang
2026-09-09 7:02 ` Krzysztof Kozlowski [this message]
2026-09-09 7:11 ` Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 04/21] pinctrl: starfive: Add StarFive JHB100 sys0 controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 05/21] dt-bindings: pinctrl: Add starfive,jhb100-sys0h-pinctrl Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 06/21] pinctrl: starfive: Add StarFive JHB100 sys0h controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 07/21] dt-bindings: pinctrl: Add starfive,jhb100-sys1-pinctrl Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 08/21] pinctrl: starfive: Add StarFive JHB100 sys1 controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 09/21] dt-bindings: pinctrl: Add starfive,jhb100-sys2-pinctrl Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 10/21] pinctrl: starfive: Add StarFive JHB100 sys2 controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 11/21] dt-bindings: pinctrl: Add starfive,jhb100-per0-pinctrl Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 12/21] pinctrl: starfive: Add StarFive JHB100 per0 controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 13/21] dt-bindings: pinctrl: Add starfive,jhb100-per1-pinctrl Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 14/21] pinctrl: starfive: Add StarFive JHB100 per1 controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 15/21] dt-bindings: pinctrl: Add starfive,jhb100-per2-pinctrl Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 16/21] pinctrl: starfive: Add StarFive JHB100 per2 controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 17/21] dt-bindings: pinctrl: Add starfive,jhb100-per2pok-pinctrl Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 18/21] pinctrl: starfive: Add StarFive JHB100 per2pok controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 19/21] dt-bindings: pinctrl: Add starfive,jhb100-per3-pinctrl Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 20/21] pinctrl: starfive: Add StarFive JHB100 per3 controller driver Changhuang Liang
2026-08-29 2:57 ` [PATCH v6 21/21] riscv: dts: starfive: jhb100: Add pinctrl nodes Changhuang Liang
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