linux-kernel - Re: [PATCH v8 1/3] dt-bindings: soc: cix: document the simple-mfd syscon on Sky1 SoC

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Message-ID: <f5de5c3dde62d8cb6f1b373c8dbc89ab31edc111.camel@pengutronix.de>
Date: Mon, 09 Feb 2026 11:11:46 +0100
From: Philipp Zabel <p.zabel@...gutronix.de>
To: Gary Yang <gary.yang@...tech.com>, robh@...nel.org, krzk+dt@...nel.org, 
	conor+dt@...nel.org, peter.chen@...tech.com, unicorn_wang@...look.com, 
	inochiama@...il.com, alchark@...il.com
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, cix-kernel-upstream@...tech.com
Subject: Re: [PATCH v8 1/3] dt-bindings: soc: cix: document the simple-mfd
 syscon on Sky1 SoC

On Mo, 2026-02-09 at 17:33 +0800, Gary Yang wrote:
> There are two system control on Cix sky1 Soc. One is located in S0 domain,
> and the other is located in S0 and S5 domain. The system control contains
> resets, usb typeC and more.

What is "and more"? Does none of the remaining functionality besides
resets require any bindings?

> At this point, only the reset controller child
> is described as usb typeC uses it by phandle.

What do you mean by "child"? There is no child node for the reset
controller (which is correct).

> Signed-off-by: Gary Yang <gary.yang@...tech.com>
> ---
>  .../soc/cix/cix,sky1-system-control.yaml      |  42 +++++
>  include/dt-bindings/reset/cix,sky1-rst-fch.h  |  42 +++++
>  include/dt-bindings/reset/cix,sky1-rst.h      | 164 ++++++++++++++++++
>  3 files changed, 248 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/cix/cix,sky1-system-control.yaml
>  create mode 100644 include/dt-bindings/reset/cix,sky1-rst-fch.h
>  create mode 100644 include/dt-bindings/reset/cix,sky1-rst.h
> 
> diff --git a/Documentation/devicetree/bindings/soc/cix/cix,sky1-system-control.yaml b/Documentation/devicetree/bindings/soc/cix/cix,sky1-system-control.yaml
> new file mode 100644
> index 000000000000..5507deb54ebd
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/cix/cix,sky1-system-control.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/cix/cix,sky1-system-control.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Cix Sky1 SoC system control register region
> +
> +maintainers:
> +  - Gary Yang <gary.yang@...tech.com>
> +
> +description:
> +  An wide assortment of registers of the system controller on Sky1 SoC,
> +  including resets, usb, wakeup sources and so on.

Will any of this (usb, wakeup, "so on") require further additions to
the binding documentation?

regards
Philipp