Linux kernel and device drivers for NXP i.MX platforms
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From: Viresh Kumar <viresh.kumar@linaro.org>
To: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: robh@kernel.org, krzk+dt@kernel.org,
	Linus Walleij <linusw@kernel.org>,
	Bartosz Golaszewski <brgl@kernel.org>,
	Jonathan Corbet <corbet@lwn.net>,
	Conor Dooley <conor+dt@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Frank Li <Frank.Li@nxp.com>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Shuah Khan <skhan@linuxfoundation.org>,
	linux-gpio@vger.kernel.org, linux-doc@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	Shenwei Wang <shenwei.wang@nxp.com>, Peng Fan <peng.fan@nxp.com>,
	devicetree@vger.kernel.org, linux-remoteproc@vger.kernel.org,
	imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
	linux-imx@nxp.com,
	Arnaud POULIQUEN <arnaud.pouliquen@foss.st.com>,
	b-padhi@ti.com, Andrew Lunn <andrew@lunn.ch>
Subject: Re: [PATCH v15 2/5] dt-bindings: remoteproc: imx_rproc: Add "rpmsg" subnode support
Date: Fri, 4 Sep 2026 11:13:38 +0530	[thread overview]
Message-ID: <appaikrdwu6GpSGy@vireshk-B250M-D3H> (raw)
In-Reply-To: <apmunD8bkKOu5_Vm@p14s>

On 03-09-26, 11:30, Mathieu Poirier wrote:
> I'm proposing something like this:
> 
>                         $(transport) {
>                                 compatible = "$(transport),rpmsg";
>                                 #address-cells = <1>;
>                                 #size-cells = <0>;
> 
>                                 gpio {
>                                         compatible = "virtio,device29";

I would just change a minor thing here:

s/virtio/rpmsg/

This isn't a simple virtio-gpio device, since it doesn't have its own virtqueues
and uses virtqueues of virtio-rpmsg instead. So this may better be a
rpmsg,deviceX (where X is virtio ID) ?

>                                         reg = <3>
>                                         gpio-controller;
>                                         #gpio-cells = <2>;
>                                         interrupt-controller;
>                                         #interrupt-cells = <2>;
>                                 };  
>                                 gpio {
>                                         compatible = "virtio,device29";
>                                         reg = <4>
>                                         gpio-controller;
>                                         #gpio-cells = <2>;
>                                         interrupt-controller;
>                                         #interrupt-cells = <2>;
>                                 };  
>                         }

-- 
viresh

  parent reply	other threads:[~2026-09-04  5:43 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-21 20:46 [PATCH v15 0/5] Enable Remote GPIO over RPMSG on i.MX Platform Shenwei Wang
2026-07-21 20:46 ` [PATCH v15 1/5] docs: driver-api: gpio: rpmsg gpio driver over rpmsg bus Shenwei Wang
2026-07-21 20:46 ` [PATCH v15 2/5] dt-bindings: remoteproc: imx_rproc: Add "rpmsg" subnode support Shenwei Wang
2026-07-21 20:57   ` sashiko-bot
2026-08-24 14:38   ` Mathieu Poirier
2026-08-26 18:36     ` Shenwei Wang (OSS)
2026-08-27 15:36       ` Mathieu Poirier
2026-09-03 17:30   ` Mathieu Poirier
2026-09-03 20:05     ` Shenwei Wang (OSS)
2026-09-04  5:43     ` Viresh Kumar [this message]
2026-07-21 20:46 ` [PATCH v15 3/5] rpmsg: core: match rpmsg device IDs by prefix Shenwei Wang
2026-07-21 21:01   ` sashiko-bot
2026-07-21 20:46 ` [PATCH v15 4/5] gpio: rpmsg: add generic rpmsg GPIO driver Shenwei Wang
2026-07-21 21:02   ` sashiko-bot
2026-07-23  6:33   ` Uwe Kleine-König
2026-07-21 20:46 ` [PATCH v15 5/5] arm64: dts: imx8ulp: Add rpmsg node under imx_rproc Shenwei Wang
2026-07-31 17:11 ` [PATCH v15 0/5] Enable Remote GPIO over RPMSG on i.MX Platform Mathieu Poirier

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