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Mon, 18 May 2026 07:32:01 -0700 (PDT) Received: from dario-ThinkPad-P14s-Gen-5.amarulasolutions.com ([2.196.43.167]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-45da0a1aeafsm39564572f8f.23.2026.05.18.07.31.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 May 2026 07:32:01 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: linux-amarula@amarulasolutions.com, domenico.acri@engicam.com, francesco.utel@engicam.com, Dario Binacchi , Alexandre Torgue , Conor Dooley , Krzysztof Kozlowski , Maxime Coquelin , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH 02/15] arm64: dts: st: add SDMMC2 support on stm32mp25 Date: Mon, 18 May 2026 16:31:17 +0200 Message-ID: <20260518143150.3138712-3-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260518143150.3138712-1-dario.binacchi@amarulasolutions.com> References: <20260518143150.3138712-1-dario.binacchi@amarulasolutions.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The SDMMC2 controller supports SD cards, eMMC memories and SDIO devices. Signed-off-by: Dario Binacchi --- arch/arm64/boot/dts/st/stm32mp251.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index 673fbc5632e6..5e46024d2215 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -1667,6 +1667,21 @@ sdmmc1: mmc@48220000 { status = "disabled"; }; + sdmmc2: mmc@48230000 { + compatible = "st,stm32mp25-sdmmc2", "arm,pl18x", "arm,primecell"; + arm,primecell-periphid = <0x00353180>; + reg = <0x48230000 0x400>, <0x44230800 0x8>; + interrupts = ; + clocks = <&rcc CK_KER_SDMMC2>; + clock-names = "apb_pclk"; + resets = <&rcc SDMMC2_R>; + cap-sd-highspeed; + cap-mmc-highspeed; + max-frequency = <120000000>; + access-controllers = <&rifsc 77>; + status = "disabled"; + }; + ethernet1: ethernet@482c0000 { compatible = "st,stm32mp25-dwmac", "snps,dwmac-5.20"; reg = <0x482c0000 0x4000>; -- 2.43.0