From: Philipp Zabel <p.zabel@pengutronix.de>
To: Parthiban Nallathambi <parthiban@linumiz.com>,
Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
Robin Murphy <robin.murphy@arm.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Maxime Ripard <mripard@kernel.org>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>,
Simona Vetter <simona@ffwll.ch>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Linus Walleij <linus.walleij@linaro.org>,
Vinod Koul <vkoul@kernel.org>,
Kishon Vijay Abraham I <kishon@kernel.org>
Cc: iommu@lists.linux.dev, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org, linux-clk@vger.kernel.org,
linux-gpio@vger.kernel.org, linux-phy@lists.infradead.org
Subject: Re: [PATCH RESEND 09/22] iommu: sun50i: make reset control optional
Date: Mon, 06 Jan 2025 09:30:56 +0100 [thread overview]
Message-ID: <ee93bdca7fddb03a1d1e8997ce21a9cb7339ae63.camel@pengutronix.de> (raw)
In-Reply-To: <20241227-a133-display-support-v1-9-abad35b3579c@linumiz.com>
On Fr, 2024-12-27 at 18:30 +0530, Parthiban Nallathambi wrote:
> A133/A100 SoC doesn't have reset control from the CCU. Get reset
> control line optionally.
>
> Signed-off-by: Parthiban Nallathambi <parthiban@linumiz.com>
> ---
> drivers/iommu/sun50i-iommu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c
> index 8d8f11854676..2ba804d682dc 100644
> --- a/drivers/iommu/sun50i-iommu.c
> +++ b/drivers/iommu/sun50i-iommu.c
> @@ -1030,7 +1030,7 @@ static int sun50i_iommu_probe(struct platform_device *pdev)
> goto err_free_cache;
> }
>
> - iommu->reset = devm_reset_control_get(&pdev->dev, NULL);
> + iommu->reset = devm_reset_control_get_optional(&pdev->dev, NULL);
> if (IS_ERR(iommu->reset)) {
> dev_err(&pdev->dev, "Couldn't get our reset line.\n");
> ret = PTR_ERR(iommu->reset);
With dt-bindings changed to require resets on those platforms that do,
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
regards
Philipp
next prev parent reply other threads:[~2025-01-06 8:31 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-27 13:00 [PATCH RESEND 00/22] Add support for A100/A133 display Parthiban Nallathambi
2024-12-27 13:00 ` [PATCH RESEND 01/22] dt-bindings: iommu: sun50i: remove resets from required property Parthiban Nallathambi
2024-12-27 17:42 ` Conor Dooley
2024-12-27 13:00 ` [PATCH RESEND 02/22] dt-bindings: display: sunxi: Add a100/a133 display engine compatibles Parthiban Nallathambi
2024-12-27 13:00 ` [PATCH RESEND 03/22] dt-bindings: clock: sun8i de2 clock: Add PLL com clock Parthiban Nallathambi
2024-12-27 17:43 ` Conor Dooley
2024-12-27 13:00 ` [PATCH RESEND 04/22] dt-bindings: clock: sun8i de2 clock: Add a100/a133 compatible Parthiban Nallathambi
2024-12-30 14:07 ` Andre Przywara
2024-12-27 13:00 ` [PATCH RESEND 05/22] dt-bindings: display: sun4i: add phy property Parthiban Nallathambi
2024-12-27 13:00 ` [PATCH RESEND 06/22] dt-bindings: display: sun4i: add a100/a133 tcon lcd Parthiban Nallathambi
2024-12-27 13:00 ` [PATCH RESEND 07/22] dt-bindings: vendor-prefixes: Shenzhen Baijie Technology Parthiban Nallathambi
2024-12-27 13:00 ` [PATCH RESEND 08/22] dt-bindings: arm: sunxi: document Szbaijie A133 helper board Parthiban Nallathambi
2024-12-27 13:00 ` [PATCH RESEND 09/22] iommu: sun50i: make reset control optional Parthiban Nallathambi
2025-01-06 8:30 ` Philipp Zabel [this message]
2024-12-27 13:00 ` [PATCH RESEND 10/22] pinctrl: sunxi: add missed lvds pins for a100/a133 Parthiban Nallathambi
2025-01-14 16:00 ` Andre Przywara
2025-01-15 11:22 ` Linus Walleij
2024-12-27 13:01 ` [PATCH RESEND 11/22] drm/sun4i: Add support for a100/a133 display engine Parthiban Nallathambi
2024-12-27 13:01 ` [PATCH RESEND 12/22] drm/sun4i: Add support for a100/a133 mixer Parthiban Nallathambi
2024-12-27 13:01 ` [PATCH RESEND 13/22] drm/sun4i: make tcon top tv0 optional Parthiban Nallathambi
2024-12-27 13:01 ` [PATCH RESEND 14/22] drm/sun4i: add a100/a133 tcon top quirks Parthiban Nallathambi
2024-12-27 13:01 ` [PATCH RESEND 15/22] clk: sunxi-ng: sun8i-de2: add pll-com clock support Parthiban Nallathambi
2024-12-27 13:01 ` [PATCH RESEND 16/22] clk: sunxi-ng: sun8i-de2: Add support for a100/a133 Parthiban Nallathambi
2024-12-30 14:09 ` Andre Przywara
2024-12-27 14:36 ` [PATCH RESEND 00/22] Add support for A100/A133 display Parthiban
2024-12-30 14:11 ` Andre Przywara
2024-12-31 6:51 ` Parthiban
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