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From: "Heiko Stübner" <heiko@sntech.de>
To: Marc Kleine-Budde <mkl@pengutronix.de>,
	linux-can <linux-can@vger.kernel.org>,
	1579567540@qq.com
Cc: Vincent Mailhol <mailhol@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	kernel <kernel@pengutronix.de>,
	Conor Dooley <conor+dt@kernel.org>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	Shengjiu Wang <shengjiu.wang@nxp.com>,
	Pengpeng Hou <pengpeng@iscas.ac.cn>,
	Russell King <rmk+kernel@armlinux.org.uk>,
	Eric Biggers <ebiggers@kernel.org>,
	Mario Limonciello <mario.limonciello@amd.com>,
	Karl Mehltretter <kmehltretter@gmail.com>,
	Yixun Lan <dlan@kernel.org>, Stephen Boyd <sboyd@kernel.org>,
	devicetree <devicetree@vger.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	linux-rockchip <linux-rockchip@lists.infradead.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Cunhao Lu <1579567540@qq.com>
Subject: Re: [PATCH v2 1/4] dt-bindings: can: rockchip: add rk3588 CAN-FD compatible
Date: Thu, 02 Jul 2026 18:01:06 +0200	[thread overview]
Message-ID: <2459655.BjyWNHgNrj@diego> (raw)
In-Reply-To: <tencent_3B2B6003D1DE4FB7A984665A062581766405@qq.com>

Am Donnerstag, 2. Juli 2026, 16:06:51 Mitteleuropäische Sommerzeit schrieb 1579567540@qq.com:
> From: Cunhao Lu <1579567540@qq.com>
> 
> RK3588 integrates a Rockchip CAN-FD controller variant that is not
> fully compatible with RK3568v2. The RX FIFO count register field is
> encoded in bits 7:5 on RK3588, while RK3568v2 uses bits 6:4.
> 
> Add a dedicated rockchip,rk3588-canfd compatible to describe this
> variant. Do not use rockchip,rk3568v2-canfd as a fallback, because that
> would describe a register layout that does not match the hardware.
> 
> Changes in v2:
> - Use enum for the single-compatible entries, as suggested by Krzysztof.
> - Reword the commit message to explain the hardware difference instead
>   of referring to Linux driver match data.
> 
> Signed-off-by: Cunhao Lu <1579567540@qq.com>

after fixing  Krzysztof's comment:
Reviewed-by: Heiko Stuebner <heiko@sntech.de>

and doing dtbscheck of the binding against the dt-patches:
Tested-by: Heiko Stuebner <heiko@sntech.de>





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

WARNING: multiple messages have this Message-ID (diff)
From: "Heiko Stübner" <heiko@sntech.de>
To: Marc Kleine-Budde <mkl@pengutronix.de>,
	linux-can <linux-can@vger.kernel.org>,
	1579567540@qq.com
Cc: Vincent Mailhol <mailhol@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	kernel <kernel@pengutronix.de>,
	Conor Dooley <conor+dt@kernel.org>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	Shengjiu Wang <shengjiu.wang@nxp.com>,
	Pengpeng Hou <pengpeng@iscas.ac.cn>,
	Russell King <rmk+kernel@armlinux.org.uk>,
	Eric Biggers <ebiggers@kernel.org>,
	Mario Limonciello <mario.limonciello@amd.com>,
	Karl Mehltretter <kmehltretter@gmail.com>,
	Yixun Lan <dlan@kernel.org>, Stephen Boyd <sboyd@kernel.org>,
	devicetree <devicetree@vger.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	linux-rockchip <linux-rockchip@lists.infradead.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Cunhao Lu <1579567540@qq.com>
Subject: Re: [PATCH v2 1/4] dt-bindings: can: rockchip: add rk3588 CAN-FD compatible
Date: Thu, 02 Jul 2026 18:01:06 +0200	[thread overview]
Message-ID: <2459655.BjyWNHgNrj@diego> (raw)
In-Reply-To: <tencent_3B2B6003D1DE4FB7A984665A062581766405@qq.com>

Am Donnerstag, 2. Juli 2026, 16:06:51 Mitteleuropäische Sommerzeit schrieb 1579567540@qq.com:
> From: Cunhao Lu <1579567540@qq.com>
> 
> RK3588 integrates a Rockchip CAN-FD controller variant that is not
> fully compatible with RK3568v2. The RX FIFO count register field is
> encoded in bits 7:5 on RK3588, while RK3568v2 uses bits 6:4.
> 
> Add a dedicated rockchip,rk3588-canfd compatible to describe this
> variant. Do not use rockchip,rk3568v2-canfd as a fallback, because that
> would describe a register layout that does not match the hardware.
> 
> Changes in v2:
> - Use enum for the single-compatible entries, as suggested by Krzysztof.
> - Reword the commit message to explain the hardware difference instead
>   of referring to Linux driver match data.
> 
> Signed-off-by: Cunhao Lu <1579567540@qq.com>

after fixing  Krzysztof's comment:
Reviewed-by: Heiko Stuebner <heiko@sntech.de>

and doing dtbscheck of the binding against the dt-patches:
Tested-by: Heiko Stuebner <heiko@sntech.de>





  parent reply	other threads:[~2026-07-02 16:01 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20260702140654.2961561-1-1579567540@qq.com>
2026-07-02 14:06 ` [PATCH v2 1/4] dt-bindings: can: rockchip: add rk3588 CAN-FD compatible 1579567540
2026-07-02 14:06   ` 1579567540
2026-07-02 14:23   ` Krzysztof Kozlowski
2026-07-02 14:23     ` Krzysztof Kozlowski
2026-07-02 15:25     ` Cunhao Lu
2026-07-02 15:25       ` Cunhao Lu
2026-07-02 16:01   ` Heiko Stübner [this message]
2026-07-02 16:01     ` Heiko Stübner
2026-07-02 16:32     ` Cunhao Lu
2026-07-02 16:32       ` Cunhao Lu
2026-07-02 16:39     ` Krzysztof Kozlowski
2026-07-02 16:39       ` Krzysztof Kozlowski
2026-07-02 16:42       ` Heiko Stübner
2026-07-02 16:42         ` Heiko Stübner
2026-07-02 14:06 ` [PATCH v2 2/4] can: rockchip: add RK3588 CAN support 1579567540
2026-07-02 14:06   ` 1579567540
2026-07-02 16:02   ` Heiko Stübner
2026-07-02 16:02     ` Heiko Stübner
2026-07-02 16:34     ` Cunhao Lu
2026-07-02 16:34       ` Cunhao Lu
2026-07-02 16:36       ` Heiko Stübner
2026-07-02 16:36         ` Heiko Stübner
2026-07-02 14:06 ` [PATCH v2 3/4] arm64: dts: rockchip: add CAN-FD nodes for RK3588 1579567540
2026-07-02 14:06   ` 1579567540
2026-07-02 14:06 ` [PATCH v2 4/4] arm64: dts: rockchip: Enable CAN controller on RK3588-Tiger-Haikou 1579567540
2026-07-02 14:06   ` 1579567540

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