Broadcom BCM281xx SDHCIThis file documents differences between the core properties in mmc.txtand the properties present in the bcm281xx SDHCIRequired properties:- compatible : Should be "bcm,kona-sdhci"Example:sdio2: sdio@0x3f1a0000 { compatible = "bcm,kona-sdhci"; reg = <0x3f1a0000 0x10000>; interrupts = <0x0 74 0x4>;};