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 1463633C511; Fri, 9 Jan 2026 11:59:16 +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=1767959956; cv=none; b=dm/TovCKZApYZ3FdH1QeCs+EjMdIBodxonCr+M1qbc6zZIwRXgLSeroBYeUXwCvHgnfDtCDOk3X6uZUs3jltVrCl3aTcGSetakkaqd/keu+0gkb8LgHADWwv6waBTwccpZ/EZxvRfPup1HqYv3chEdNhMKEmRiA+9WIAqVJ48AU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767959956; c=relaxed/simple; bh=Z12e10FKobwSlweUy+ugYHBkJOJ6i/DxhY/WAs4DDZs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Usu+fLEcv7F0fqwR1zY+9UCxYKVEMv1X1hLKNPoX6G0UHnU72fkH9EnlrYXZGxVLr6x9ytJpDRxUMDaVBYKhvZ9EjdB4dfazTPIiBLX3J+bSYtXzsupSqlFYBkAIPmF7iQbHJMeqxVz1kD8/anonzoXhOXou/NGrEInOZABGc5g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=fEu07Yk9; 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="fEu07Yk9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9AB2DC4CEF1; Fri, 9 Jan 2026 11:59:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1767959956; bh=Z12e10FKobwSlweUy+ugYHBkJOJ6i/DxhY/WAs4DDZs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fEu07Yk9hgXf4nIWbyD0401N5loNIpFzBHkCgEXazoYGjDuyGmq92YQD3TR+QO50n tSYDNwxS/HEimVf6Dv5HkrQJsWBtZzkFBSfhONz+GNjyyxi4AAzX6gbMqFG5t2cjtv GvFJ+uzK9GsqJBsnsKNtdyCKsAffJRYQhyuc0yro= 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 6.6 234/737] ARM: dts: samsung: exynos4412-midas: turn off SDIO WLAN chip during system suspend Date: Fri, 9 Jan 2026 12:36:13 +0100 Message-ID: <20260109112142.801401488@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260109112133.973195406@linuxfoundation.org> References: <20260109112133.973195406@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Marek Szyprowski [ Upstream commit 2ff147fdfa99b8cbb8c2833e685fde7c42580ae6 ] 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: f77cbb9a3e5d ("ARM: dts: exynos: Add bcm4334 device node to Trats2") Signed-off-by: Marek Szyprowski Link: https://patch.msgid.link/20251126102618.3103517-5-m.szyprowski@samsung.com Signed-off-by: Krzysztof Kozlowski Signed-off-by: Sasha Levin --- arch/arm/boot/dts/samsung/exynos4412-midas.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi b/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi index 7daf25865551b..a77e57645f217 100644 --- a/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi +++ b/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi @@ -1440,6 +1440,7 @@ &sdhci_3 { #address-cells = <1>; #size-cells = <0>; non-removable; + cap-power-off-card; bus-width = <4>; mmc-pwrseq = <&wlan_pwrseq>; -- 2.51.0