linux-kernel - Re: [PATCH V4 0/5] virtio: Add virtio-device bindings

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Message-ID: <20210831102514-mutt-send-email-mst@kernel.org>
Date:   Tue, 31 Aug 2021 10:25:19 -0400
From:   "Michael S. Tsirkin" <mst@...hat.com>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     Jason Wang <jasowang@...hat.com>, Rob Herring <robh+dt@...nel.org>,
        Arnd Bergmann <arnd@...nel.org>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Bill Mills <bill.mills@...aro.org>,
        Alex Bennée <alex.bennee@...aro.org>,
        "Enrico Weigelt, metux IT consult" <info@...ux.net>,
        Jie Deng <jie.deng@...el.com>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        Arnd Bergmann <arnd@...db.de>, linux-gpio@...r.kernel.org,
        linux-i2c@...r.kernel.org, Wolfram Sang <wsa@...nel.org>
Subject: Re: [PATCH V4 0/5] virtio: Add virtio-device bindings

On Tue, Aug 31, 2021 at 11:01:05AM +0530, Viresh Kumar wrote:
> On 27-07-21, 10:53, Viresh Kumar wrote:
> > Hi,
> > 
> > Currently the DT only provides support for following node types for virtio-mmio
> > nodes:
> > 
> >         virtio_mmio@...0000 {
> >                 dma-coherent;
> >                 interrupts = <0x00 0x10 0x01>;
> >                 reg = <0x00 0xa000000 0x00 0x200>;
> >                 compatible = "virtio,mmio";
> >         };
> > 
> > Here, each virtio-mmio corresponds to a virtio-device. But there is no way for
> > other users in the DT to show their dependency on virtio devices.
> > 
> > This patchset provides that support.
> > 
> > The first patch adds virtio-device bindings to allow for device sub-nodes to be
> > present and the second patch updates the virtio core to update the of_node.
> > 
> > Other patches add bindings for i2c and gpio devices.
> > 
> > Tested on x86 with qemu for arm64.
> 
> Michael, are you picking these up for 5.15 ?

Okay.

> -- 
> viresh