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From: Rob Herring <robh@kernel.org>
To: Johan Jonker <jbx6244@gmail.com>
Cc: linus.walleij@linaro.org, brgl@bgdev.pl,
	krzysztof.kozlowski+dt@linaro.org, heiko@sntech.de,
	linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
	kever.yang@rock-chips.com, sjg@chromium.org,
	philipp.tomsich@vrull.eu
Subject: Re: [PATCH v1 1/4] dt-bindings: gpio: rockchip,gpio-bank: add compatible string per SoC
Date: Wed, 18 Jan 2023 09:32:36 -0600	[thread overview]
Message-ID: <20230118153236.GA33699-robh@kernel.org> (raw)
In-Reply-To: <08de3f4b-e33f-95c8-3297-814ea107272a@gmail.com>

On Wed, Jan 18, 2023 at 01:13:23PM +0100, Johan Jonker wrote:
> Currently all Rockchip gpio nodes have the same compatible.
> Replace all the compatibles in gpio nodes to be able to
> give them a consistent ID independent from probe order or alias.

I fail to see how the compatible change affects probe order or aliases. 
It is also an ABI break if there is not the existing compatible as a 
fallback. State the problem you are trying to solve with this change, 
not just what your solution is.

GPIO shouldn't really have an alias either IMO.

Rob

WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org>
To: Johan Jonker <jbx6244@gmail.com>
Cc: linus.walleij@linaro.org, brgl@bgdev.pl,
	krzysztof.kozlowski+dt@linaro.org, heiko@sntech.de,
	linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
	kever.yang@rock-chips.com, sjg@chromium.org,
	philipp.tomsich@vrull.eu
Subject: Re: [PATCH v1 1/4] dt-bindings: gpio: rockchip,gpio-bank: add compatible string per SoC
Date: Wed, 18 Jan 2023 09:32:36 -0600	[thread overview]
Message-ID: <20230118153236.GA33699-robh@kernel.org> (raw)
In-Reply-To: <08de3f4b-e33f-95c8-3297-814ea107272a@gmail.com>

On Wed, Jan 18, 2023 at 01:13:23PM +0100, Johan Jonker wrote:
> Currently all Rockchip gpio nodes have the same compatible.
> Replace all the compatibles in gpio nodes to be able to
> give them a consistent ID independent from probe order or alias.

I fail to see how the compatible change affects probe order or aliases. 
It is also an ABI break if there is not the existing compatible as a 
fallback. State the problem you are trying to solve with this change, 
not just what your solution is.

GPIO shouldn't really have an alias either IMO.

Rob

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

WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org>
To: Johan Jonker <jbx6244@gmail.com>
Cc: linus.walleij@linaro.org, brgl@bgdev.pl,
	krzysztof.kozlowski+dt@linaro.org, heiko@sntech.de,
	linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
	kever.yang@rock-chips.com, sjg@chromium.org,
	philipp.tomsich@vrull.eu
Subject: Re: [PATCH v1 1/4] dt-bindings: gpio: rockchip,gpio-bank: add compatible string per SoC
Date: Wed, 18 Jan 2023 09:32:36 -0600	[thread overview]
Message-ID: <20230118153236.GA33699-robh@kernel.org> (raw)
In-Reply-To: <08de3f4b-e33f-95c8-3297-814ea107272a@gmail.com>

On Wed, Jan 18, 2023 at 01:13:23PM +0100, Johan Jonker wrote:
> Currently all Rockchip gpio nodes have the same compatible.
> Replace all the compatibles in gpio nodes to be able to
> give them a consistent ID independent from probe order or alias.

I fail to see how the compatible change affects probe order or aliases. 
It is also an ABI break if there is not the existing compatible as a 
fallback. State the problem you are trying to solve with this change, 
not just what your solution is.

GPIO shouldn't really have an alias either IMO.

Rob

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

  parent reply	other threads:[~2023-01-18 15:32 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-18 12:13 [PATCH v1 1/4] dt-bindings: gpio: rockchip,gpio-bank: add compatible string per SoC Johan Jonker
2023-01-18 12:13 ` Johan Jonker
2023-01-18 12:13 ` Johan Jonker
2023-01-18 12:14 ` [PATCH v1 2/4] gpio: gpio-rockchip: " Johan Jonker
2023-01-18 12:14   ` Johan Jonker
2023-01-18 12:14   ` Johan Jonker
2023-01-18 14:14   ` Bartosz Golaszewski
2023-01-18 14:14     ` Bartosz Golaszewski
2023-01-18 14:14     ` Bartosz Golaszewski
2023-01-18 15:35   ` Krzysztof Kozlowski
2023-01-18 15:35     ` Krzysztof Kozlowski
2023-01-18 15:35     ` Krzysztof Kozlowski
2023-01-18 12:15 ` [PATCH v1 3/4] ARM: dts: rockchip: replace compatible gpio nodes Johan Jonker
2023-01-18 12:15   ` Johan Jonker
2023-01-18 12:15   ` Johan Jonker
2023-01-18 12:15 ` [PATCH v1 4/4] arm64: " Johan Jonker
2023-01-18 12:15   ` Johan Jonker
2023-01-18 12:15   ` Johan Jonker
2023-01-18 15:32 ` Rob Herring [this message]
2023-01-18 15:32   ` [PATCH v1 1/4] dt-bindings: gpio: rockchip,gpio-bank: add compatible string per SoC Rob Herring
2023-01-18 15:32   ` Rob Herring
2023-01-18 17:12   ` Johan Jonker
2023-01-18 17:12     ` Johan Jonker
2023-01-18 17:12     ` Johan Jonker
2023-01-18 18:32     ` Krzysztof Kozlowski
2023-01-18 18:32       ` Krzysztof Kozlowski
2023-01-18 18:32       ` Krzysztof Kozlowski

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