| Message ID | 20260820091652.43541-5-dario.binacchi@amarulasolutions.com |
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From: Dario Binacchi <dario.binacchi@amarulasolutions.com>
To: linux-kernel@vger.kernel.org
Cc: alexandre.torgue@foss.st.com,
francesco.utel@engicam.com,
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Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Rob Herring <robh@kernel.org>,
devicetree@vger.kernel.org
Subject: [PATCH v8 04/16] arm64: dts: st: add SDMMC2 support on stm32mp25
Date: Thu, 20 Aug 2026 11:12:12 +0200
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diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index ae36d703532c..44938c036e30 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -1668,6 +1668,22 @@ 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 = <GIC_SPI 197 IRQ_TYPE_LEVEL_HIGH>; + 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>; + power-domains = <&CLUSTER_PD>; + status = "disabled"; + }; + ethernet1: ethernet@482c0000 { compatible = "st,stm32mp25-dwmac", "snps,dwmac-5.20"; reg = <0x482c0000 0x4000>;
The SDMMC2 controller supports SD cards, eMMC memories and SDIO devices. Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com> --- (no changes since v3) Changes in v3: - Add power-domains property. Suggested by Sashiko. arch/arm64/boot/dts/st/stm32mp251.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)