From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 41A91257AD1; Tue, 16 Dec 2025 11:30:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765884652; cv=none; b=ibf/UdYSuK5a+APStdyCe0YzhKqV6JUtlH/QYQln6yJ5ov2x33ZQo1w87EF7uGB1DbILAqSGMY9KaoGfIn0Hy8Yrh96lR8ryNCjgWgK01IErJJl+PI60AswuHleALSQoxv4294AxfuWp6vA6VrAVKiV3QHG+FgRS45lbnvJMAsI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765884652; c=relaxed/simple; bh=OjkZ7lQQRiQNcbMk90XR92nAgN8tqplGMs0A3GOQSWk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=EnBnDCVfZFmCiJoJbvV9ojwg/1XuOoERTKicJpCR3N4AVJ0zkwpc0Fq7FCVjP86TKslNGgi+XAZp17gE/0lkrXrUJ1lnBzOyZce64A7jbRytEqkGdKpRQ9XdjDvxGv6xYJF/6RoFseNJVPzUa2Fezg2UG+yf42tKs9M/kckKyng= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=F4dj5ijm; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="F4dj5ijm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75BF6C4CEF1; Tue, 16 Dec 2025 11:30:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1765884651; bh=OjkZ7lQQRiQNcbMk90XR92nAgN8tqplGMs0A3GOQSWk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F4dj5ijmoymkPBdoBD5ZbVPncAXtqaaMbydoERnZYi0/ayvaqWJvhITn/Ge20sx99 e4T04bDC/CGyCUOtsg0sSqb70ntfep7sS05fH+YNqrSZnoivYWE02kgFoOEo+z1ZhM i4V1qu2KfZsJsRG/2LeGlS1YJZbPSriltBgh/0H0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Marek Szyprowski , Krzysztof Kozlowski , Sasha Levin Subject: [PATCH 6.12 259/354] ARM: dts: samsung: exynos4210-trats: turn off SDIO WLAN chip during system suspend Date: Tue, 16 Dec 2025 12:13:46 +0100 Message-ID: <20251216111330.301480571@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251216111320.896758933@linuxfoundation.org> References: <20251216111320.896758933@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Marek Szyprowski [ Upstream commit 97cc9c346b2c9cde075b9420fc172137d2427711 ] Commit 8c3170628a9c ("wifi: brcmfmac: keep power during suspend if board requires it") changed default behavior of the BRCMFMAC driver, which now keeps SDIO card powered during system suspend to enable optional support for WOWL. This feature is not supported by the legacy Exynos4 based boards and leads to WLAN disfunction after system suspend/resume cycle. Fix this by annotating SDIO host used by WLAN chip with 'cap-power-off-card' property, which should have been there from the beginning. Fixes: a19f6efc01df ("ARM: dts: exynos: Enable WLAN support for the Trats board") Signed-off-by: Marek Szyprowski Link: https://patch.msgid.link/20251126102618.3103517-4-m.szyprowski@samsung.com Signed-off-by: Krzysztof Kozlowski Signed-off-by: Sasha Levin --- arch/arm/boot/dts/samsung/exynos4210-trats.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/samsung/exynos4210-trats.dts b/arch/arm/boot/dts/samsung/exynos4210-trats.dts index 95e0e01b6ff6b..6bd902cb8f4ad 100644 --- a/arch/arm/boot/dts/samsung/exynos4210-trats.dts +++ b/arch/arm/boot/dts/samsung/exynos4210-trats.dts @@ -518,6 +518,7 @@ &sdhci_3 { #size-cells = <0>; non-removable; + cap-power-off-card; bus-width = <4>; mmc-pwrseq = <&wlan_pwrseq>; vmmc-supply = <&tflash_reg>; -- 2.51.0