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It uses separate SDMCLK (CIU) and L4_MP (BIU) clocks, and has three resets for the host controller, Combo PHY, and SDMMC OCP bridge. Signed-off-by: Tanmay Kathpalia --- Depends on commit ab45ecfab540 ("dt-bindings: reset: altr: add COMBOPHY_RESET for Agilex5"), which is already in mainline via the reset tree. It is not yet in mmc/next; apply or merge that commit when building/testing this patch on top of mmc/next. Depends on commit 10cf797f3f8a ("arm64: dts: socfpga: agilex5: Enable the SMMU"), which is already in the SoC DT tree. It is not yet in mmc/next; apply or merge that commit when building/testing this patch on top of mmc/next, otherwise the SMMU remains disabled. arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi index b06c6d5d60ee..6de5a470d423 100644 --- a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi +++ b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi @@ -300,6 +300,21 @@ portb: gpio-controller@0 { }; }; + sdmmc: mmc@10808000 { + compatible = "altr,agilex5-sd6hc", "cdns,sd6hc"; + reg = <0x10808000 0x1000>; + clocks = <&clkmgr AGILEX5_SDMCLK>, <&clkmgr AGILEX5_L4_MP_CLK>; + clock-names = "ciu", "biu"; + dma-coherent; + interrupts = ; + iommus = <&smmu 5>; + resets = <&rst SDMMC_RESET>, <&rst COMBOPHY_RESET>, + <&rst SDMMC_OCP_RESET>; + reset-names = "sdhc-reset", "combophy", "sdmmc-ocp"; + + status = "disabled"; + }; + nand: nand-controller@10b80000 { compatible = "cdns,hp-nfc"; reg = <0x10b80000 0x10000>, -- 2.43.7