Kernel-4.18.0-80.el8_fsl-imx-mmc

  • Freescale Secure Digital Host Controller for i.MX2/3 series

This file documents differences to the properties defined in mmc.txt.

Required properties:

  • compatible : Should be “fsl,-mmc”, chip can be imx21 or imx31

Optional properties:

  • dmas: One DMA phandle with arguments as defined by the devicetree bindings
    of the used DMA controller.
  • dma-names: Has to be “rx-tx”.

Example:

sdhci1: sdhci@10014000 {
compatible = “fsl,imx27-mmc”, “fsl,imx21-mmc”;
reg = <0x10014000 0x1000>;
interrupts = <11>;
dmas = <&dma 7>;
dma-names = “rx-tx”;
bus-width = <4>;
cd-gpios = <&gpio3 29>;
};