From: Philipp Zabel <p.zabel@pengutronix.de>
To: Samuel Holland <samuel@sholland.org>,
Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
iommu@lists.linux-foundation.org
Cc: Heiko Stuebner <heiko@sntech.de>,
Palmer Dabbelt <palmer@dabbelt.com>,
linux-riscv@lists.infradead.org, Chen-Yu Tsai <wens@csie.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Maxime Ripard <mripard@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev
Subject: Re: [PATCH 2/5] iommu/sun50i: Support variants without an external reset
Date: Thu, 28 Apr 2022 09:43:59 +0200 [thread overview]
Message-ID: <23757fe6843e56b91a87d60eb0782ec6b64c10fd.camel@pengutronix.de> (raw)
In-Reply-To: <20220428010401.11323-3-samuel@sholland.org>
Hi Samuel,
On Mi, 2022-04-27 at 20:03 -0500, Samuel Holland wrote:
> The IOMMU in the Allwinner D1 SoC does not have an external reset line.
>
> Only attempt to get the reset on hardware variants which should have one
> according to the binding. And switch from the deprecated function to the
> explicit "exclusive" variant.
>
> Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
regards
Philipp
next prev parent reply other threads:[~2022-04-28 7:44 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-28 1:03 [PATCH 0/5] iommu/sun50i: Allwinner D1 support Samuel Holland
2022-04-28 1:03 ` [PATCH 1/5] dt-bindings: iommu: sun50i: Add compatible for Allwinner D1 Samuel Holland
2022-04-28 7:19 ` Krzysztof Kozlowski
2022-04-28 1:03 ` [PATCH 2/5] iommu/sun50i: Support variants without an external reset Samuel Holland
2022-04-28 5:34 ` Jernej Škrabec
2022-04-28 7:43 ` Philipp Zabel [this message]
2022-04-28 1:03 ` [PATCH 3/5] iommu/sun50i: Ensure bypass is disabled Samuel Holland
2022-04-28 5:43 ` Jernej Škrabec
2022-04-28 1:03 ` [PATCH 4/5] iommu/sun50i: Add support for the D1 variant Samuel Holland
2022-04-28 5:34 ` Jernej Škrabec
2022-04-28 1:04 ` [PATCH 5/5] iommu/sun50i: Ensure the IOMMU can be used for DMA Samuel Holland
2022-04-28 5:35 ` Jernej Škrabec
2022-04-28 11:12 ` Robin Murphy
2022-04-28 5:45 ` [PATCH 0/5] iommu/sun50i: Allwinner D1 support Jernej Škrabec
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