From: Rob Herring <robh@kernel.org>
To: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Cc: joro@8bytes.org, will@kernel.org, heiko@sntech.de,
xxm@rock-chips.com, iommu@lists.linux-foundation.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
kernel@collabora.com
Subject: Re: [PATCH v2 2/4] dt-bindings: iommu: rockchip: Add compatible for v2
Date: Fri, 30 Apr 2021 20:34:48 -0500 [thread overview]
Message-ID: <20210501013448.GA4001859@robh.at.kernel.org> (raw)
In-Reply-To: <20210422141602.350746-3-benjamin.gaignard@collabora.com>
On Thu, Apr 22, 2021 at 04:16:00PM +0200, Benjamin Gaignard wrote:
> Add compatible for the second version of IOMMU hardware block.
> RK356x IOMMU can also be link to a power domain.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> ---
> version 2:
> - Add power-domains property
>
> .../devicetree/bindings/iommu/rockchip,iommu.yaml | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml b/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml
> index 0db208cf724a..e54353ccd1ec 100644
> --- a/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml
> +++ b/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml
> @@ -19,7 +19,9 @@ description: |+
>
> properties:
> compatible:
> - const: rockchip,iommu
> + enum:
> + - rockchip,iommu
> + - rockchip,iommu-v2
This should be SoC specific.
>
> reg:
> minItems: 1
> @@ -46,6 +48,9 @@ properties:
> "#iommu-cells":
> const: 0
>
> + power-domains:
> + maxItems: 1
> +
> rockchip,disable-mmu-reset:
> $ref: /schemas/types.yaml#/definitions/flag
> description: |
> --
> 2.25.1
>
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next prev parent reply other threads:[~2021-05-01 1:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-22 14:15 [PATCH v2 0/4] Add driver for rk356x Benjamin Gaignard
2021-04-22 14:15 ` [PATCH v2 1/4] dt-bindings: iommu: rockchip: Convert IOMMU to DT schema Benjamin Gaignard
2021-04-22 17:16 ` Ezequiel Garcia
2021-04-30 22:14 ` Rob Herring
2021-05-04 7:45 ` Benjamin Gaignard
2021-04-22 14:16 ` [PATCH v2 2/4] dt-bindings: iommu: rockchip: Add compatible for v2 Benjamin Gaignard
2021-05-01 1:34 ` Rob Herring [this message]
2021-05-04 10:15 ` Ezequiel Garcia
2021-04-22 14:16 ` [PATCH v2 3/4] ARM: dts: rockchip: rk322x: Fix iommu-cells properties name Benjamin Gaignard
2021-04-22 14:16 ` [PATCH v2 4/4] iommu: rockchip: Add support iommu v2 Benjamin Gaignard
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