linux-kernel - RE: [PATCH 2/3] dt-bindings: iommu: renesas,ipmmu-vmsa: Make 'power-domains' conditionally required

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Message-ID: <TY2PR01MB3692149180074B3B9AB2CA96D8B39@TY2PR01MB3692.jpnprd01.prod.outlook.com>
Date:   Thu, 4 Feb 2021 01:23:43 +0000
From:   Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
To:     Rob Herring <robh@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        Daniel Palmer <daniel@...ngy.jp>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Avi Fishman <avifishman70@...il.com>,
        Tomer Maimon <tmaimon77@...il.com>,
        Tali Perry <tali.perry1@...il.com>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Andrew Jeffery <andrew@...id.au>,
        Joel Stanley <joel@....id.au>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Vincent Cheng <vincent.cheng.xh@...esas.com>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
        "linux-watchdog@...r.kernel.org" <linux-watchdog@...r.kernel.org>
Subject: RE: [PATCH 2/3] dt-bindings: iommu: renesas,ipmmu-vmsa: Make
 'power-domains' conditionally required

Hi Rob,

> From: Rob Herring, Sent: Wednesday, February 3, 2021 5:56 AM
> 
> Fixing the compatible string typos results in an error in the example:
> 
> Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.example.dt.yaml:
>   iommu@...51000: 'power-domains' is a required property
> 
> Based on the dts files, a 'power-domains' property only exists on Gen 3
> which can be conditioned on !renesas,ipmmu-vmsa.
> 
> Cc: Joerg Roedel <joro@...tes.org>
> Cc: Will Deacon <will@...nel.org>
> Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
> Cc: iommu@...ts.linux-foundation.org
> Signed-off-by: Rob Herring <robh@...nel.org>

Thank you for the patch!

Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>

Best regards,
Yoshihiro Shimoda