From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mout01.posteo.de (mout01.posteo.de [185.67.36.65]) (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 0F5C3393DC7 for ; Sat, 12 Sep 2026 20:45:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.67.36.65 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789245918; cv=none; b=prm2s6Fwwy5U6lEVLU9dCaFr4SsUuC8zj6NGRwduiraiRZceyFeDyAtFbpjVAXEYyhCXZGVlIkX44IljBMtvmKeQN9ap+i4XrhKc7h8jTBoGAsyN9qZBxPhzYNkCml1TTuKXDA/pUMzwkNvE/5P7jv1YA/D6dqQJLeSEB+akihg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789245918; c=relaxed/simple; bh=mdLhA5ufzgFyJdjNbB3mIf3qPlihGQXIZmLrkRF/DdY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=h8wn54SwTej+Bg7QAYA206QfXiWE70P9nEskGpGu3icBi4a9q9pUGMdvu65vZXMYqFWV2NG+BAasrU55VRpoUFQ1bvN4cx803pGFk2R3PSnUj2tygyfIYMfsJSh2OhyvUWfDgObUuX626f8yiTB8G03vdK5QUG5M5GINj8IPdWE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=posteo.net; spf=pass smtp.mailfrom=posteo.net; dkim=pass (2048-bit key) header.d=posteo.net header.i=@posteo.net header.b=G0+WTvy+; arc=none smtp.client-ip=185.67.36.65 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=posteo.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=posteo.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=posteo.net header.i=@posteo.net header.b="G0+WTvy+" Received: from submission (posteo.de [185.67.36.169]) by mout01.posteo.de (Postfix) with ESMTPS id 9B146240027 for ; Sat, 12 Sep 2026 22:45:06 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=posteo.net; s=1984.8680eb; t=1789245906; bh=IZpVwh8CIc0ifvK7yjvQ1M5nK/aIW/l8aBs8zK338c4=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version: Content-Transfer-Encoding:From; b=G0+WTvy+2rf/ljuurTIEcsXgbldAH3629kcjx2bPHXO3vNqm3Gm/SDuG7YqslS3ON T7s7dH9t/Yvw8U1VSmb3RB9ED5WmmA9lT7Ig2v/mc7j1uHikp2f5xkhplKyezsNPC0 xK5DrsRh2V7c37nIo5jf44dtWTDp/FGkKJ2DHUVzjSSPB0hQClYCeMItxFnAPUF4Cw unfk+D98yNRb8+crDPq7PJHvM83ZItoYmDMRPmkUhpDbHdx4yQbepV3TH3jWgz9ah+ CajndEa1Svwc978ktskeNXDfkRSYHGAKbk1vkrRxhcIq/rFTowIiRunYb6MBP/gf+y eg8IhxqV6s1yw== Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4hj3M534q8z9rxB; Sat, 12 Sep 2026 22:45:05 +0200 (CEST) From: Mateusz Nowicki To: alexandre.torgue@foss.st.com, mcoquelin.stm32@gmail.com Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] arm64: dts: st: enable eMMC on stm32mp257f-dk Date: Sat, 12 Sep 2026 20:45:06 +0000 Message-ID: <20260912204454.219606-4-mateusz.nowicki@posteo.net> In-Reply-To: <20260912204454.219606-1-mateusz.nowicki@posteo.net> References: <20260912204454.219606-1-mateusz.nowicki@posteo.net> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Enable the 8-Gbyte eMMC v5.1 connected to SDMMC2 with an 8-bit bus. Faster 1.8V modes are not enabled as they could not be tested yet. Signed-off-by: Mateusz Nowicki --- arch/arm64/boot/dts/st/stm32mp257f-dk.dts | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts index 8daf3dfd5133..8c6aabac367e 100644 --- a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts +++ b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts @@ -21,6 +21,8 @@ / { aliases { ethernet0 = ðernet1; serial0 = &usart2; + mmc0 = &sdmmc1; + mmc1 = &sdmmc2; }; chosen { @@ -231,6 +233,10 @@ scmi_vddio1: regulator@0 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; }; + scmi_vddio2: regulator@1 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; scmi_vddcore: regulator@11 { reg = ; regulator-name = "vddcore"; @@ -279,6 +285,21 @@ &sdmmc1 { status = "okay"; }; +&sdmmc2 { + pinctrl-names = "default", "opendrain", "sleep"; + pinctrl-0 = <&sdmmc2_b8_pins_a>; + pinctrl-1 = <&sdmmc2_b8_od_pins_a>; + pinctrl-2 = <&sdmmc2_b8_sleep_pins_a>; + non-removable; + no-sd; + no-sdio; + st,neg-edge; + bus-width = <8>; + status = "okay"; + vmmc-supply = <&scmi_vdd_emmc>; + vqmmc-supply = <&scmi_vddio2>; +}; + &usart2 { pinctrl-names = "default", "idle", "sleep"; pinctrl-0 = <&usart2_pins_a>; -- 2.55.0