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 D867048C415; Sat, 28 Feb 2026 17:42:56 +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=1772300576; cv=none; b=s/JrcLpEx5Kkw1qsttCC9sQ6NbiJ6vfYEmJeGS6wMgWYtSWJ31kkxQSnUbgLmrurwy0U14l3CB1v1pB0uNdBu3pu04QaztczDRttark6HwEsgQNvL2XTDNoQX4EPUBdYHmAZ5mOZHrSTFGxK7z15jasr3r3VIOBzuoVTOMqAwVQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300576; c=relaxed/simple; bh=yTTyB47Ztk/N1dRwdYvfAmvLvNR6akIwIhIhlTILdN4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=DIhmJs+3zER8WWeJAw9BuQnkOI+CRpRfqEoePmoCPYmSBV8qfGVZqOHr9GgRkINJi5ooz29b/SX7Q4ParY+MrEEt1lk4mnzBNKlNgRlScLZ+EfJ+apGQcVkTqcoUZnKUSnPK/H1PjyIDcQWH6uglTah74aLOBQZJPW4ZiWDY7gk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Cn5jF9OA; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Cn5jF9OA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E8FDFC19423; Sat, 28 Feb 2026 17:42:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300576; bh=yTTyB47Ztk/N1dRwdYvfAmvLvNR6akIwIhIhlTILdN4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Cn5jF9OAdSXd3Fj6jnMGJUDe46zpChAconJcJcylfK6p1BP+9Wh0bqn+nFlgSrWPp d8XwgISHglNSK7c8PUynZh0QW/RcP6xM03BnyZaIgzJmJQaoCPRwU53vKt0bTp+L3m f5mDiSZFjkSSU7JvVQPjBnxK2yx9jZiFNEzqOpnc+M1FauL0LPGGOzFO533I/QWERg yEuVX3MTxvwCQH+BSV2WOETgwhzHvEXoC3V2Z/tCoVd04/Wd6sN0vlMr4jWyQd76/I SvNWb5GQQxUScbtdcX/sKj5rxgdB9qU4gJGiuZRjrjZH9UG99DcQvXLozL60ZbtGqG bb5A8yXRUgXJQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Shawn Lin , Heiko Stuebner , Sasha Levin Subject: [PATCH 6.19 617/844] arm64: dts: rockchip: Fix SD card support for RK3576 EVB1 Date: Sat, 28 Feb 2026 12:28:50 -0500 Message-ID: <20260228173244.1509663-618-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228173244.1509663-1-sashal@kernel.org> References: <20260228173244.1509663-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Shawn Lin [ Upstream commit 7226664bf952c4cfddccd74b154a7d994608d153 ] When runtime suspend is enabled, the associated power domain is powered off, which resets the registers, including the power control bit. As a result, the card loses power during runtime suspend. The card should still be able to process I/O with the help of mmc_blk_mq_rw_recovery(), which is suboptimal. To address this issue, we must use vmmc-supply with a GPIO based method to maintain power to the card. Also, add cd-gpios method to make hot-plug work correctly during idle periods. Fixes: f135a1a07352 ("arm64: dts: rockchip: Add rk3576 evb1 board") Cc: stable@vger.kernel.org Signed-off-by: Shawn Lin Link: https://patch.msgid.link/1768524932-163929-5-git-send-email-shawn.lin@rock-chips.com Signed-off-by: Heiko Stuebner Signed-off-by: Sasha Levin --- .../boot/dts/rockchip/rk3576-evb1-v10.dts | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts index db8fef7a4f1b9..ffe55f970f461 100644 --- a/arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts +++ b/arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts @@ -223,6 +223,18 @@ vcc_3v3_s0: regulator-vcc-3v3-s0 { vin-supply = <&vcc_3v3_s3>; }; + vcc3v3_sd: regulator-vcc-3v3-sd { + compatible = "regulator-fixed"; + enable-active-high; + gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc_pwren>; + regulator-name = "vcc3v3_sd"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_3v3_s0>; + }; + vcc_ufs_s0: regulator-vcc-ufs-s0 { compatible = "regulator-fixed"; regulator-name = "vcc_ufs_s0"; @@ -810,6 +822,12 @@ pcie0_rst: pcie0-rst { }; }; + sdmmc { + sdmmc_pwren: sdmmc-pwren { + rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + usb { usb_host_pwren: usb-host-pwren { rockchip,pins = <0 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>; @@ -851,11 +869,15 @@ &sdmmc { bus-width = <4>; cap-mmc-highspeed; cap-sd-highspeed; + cd-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>; disable-wp; max-frequency = <200000000>; no-sdio; no-mmc; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_det &sdmmc0_bus4>; sd-uhs-sdr104; + vmmc-supply = <&vcc3v3_sd>; vqmmc-supply = <&vccio_sd_s0>; status = "okay"; }; -- 2.51.0