Re: [PATCH v2 2/3] doc: virtio: Mention the RTC device

[Kuan-Wei Chiu <visitorckw@gmail.com>]

Hi Hung-Chun,

On Thu, Oct 15, 2026 at 03:06:30AM +0800, Hung-Chun Tseng wrote:
> The list of supported device types still only named network and block
> devices. Add the entropy, 9P and RTC devices, and note that the virtio
> RTC device needs QEMU v11.1.0 or later.
> 
> Signed-off-by: Hung-Chun Tseng <alan.tseng.cs@gmail.com>
> Reviewed-by: Bin Meng <bin.meng@processmission.com>
> ---
>  doc/develop/driver-model/virtio.rst | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 

Nit: Since this patch also mentions other virtio devices, the subject
title should be updated to reflect that rather than only mentioning the
RTC.

> diff --git a/doc/develop/driver-model/virtio.rst b/doc/develop/driver-model/virtio.rst
> index e5da9f430..211304706 100644
> --- a/doc/develop/driver-model/virtio.rst
> +++ b/doc/develop/driver-model/virtio.rst
> @@ -28,7 +28,7 @@ queues configuration and buffer transfers are nearly identical. Both MMIO
>  and PCI transport options are supported in U-Boot.
>  
>  The VirtIO spec defines a lots of VirtIO device types, however at present only
> -network and block device, the most two commonly used devices, are supported.
> +network, block, entropy (rng), 9P transport and RTC devices are supported.

Since u-boot supports more virtio drivers now and likely even more in
the future, I'm wondering if we should present them as a bulleted list
for better clarity, rather than listing them inline in a sentence.

Regards,
Kuan-Wei

>  
>  The following QEMU targets are supported.
>  
> @@ -72,6 +72,8 @@ Requirements
>  ------------
>  It is required that QEMU v2.5.0+ should be used to test U-Boot VirtIO support
>  on QEMU ARM and x86, and v2.12.0+ on QEMU RISC-V.
> +The VirtIO RTC device (``-device virtio-rtc-pci`` or
> +``-device virtio-rtc-device``) requires QEMU v11.1.0+.
>  
>  Testing
>  -------
> -- 
> 2.43.0
>