1* Freescale Enhanced Secure Digital Host Controller (eSDHC) for i.MX 2 3The Enhanced Secure Digital Host Controller on Freescale i.MX family 4provides an interface for MMC, SD, and SDIO types of memory cards. 5 6Required properties: 7- compatible : Should be "fsl,<chip>-esdhc" 8- reg : Should contain eSDHC registers location and length 9- interrupts : Should contain eSDHC interrupt 10 11Optional properties: 12- fsl,card-wired : Indicate the card is wired to host permanently 13- fsl,cd-controller : Indicate to use controller internal card detection 14- fsl,wp-controller : Indicate to use controller internal write protection 15- cd-gpios : Specify GPIOs for card detection 16- wp-gpios : Specify GPIOs for write protection 17 18Examples: 19 20esdhc@70004000 { 21 compatible = "fsl,imx51-esdhc"; 22 reg = <0x70004000 0x4000>; 23 interrupts = <1>; 24 fsl,cd-controller; 25 fsl,wp-controller; 26}; 27 28esdhc@70008000 { 29 compatible = "fsl,imx51-esdhc"; 30 reg = <0x70008000 0x4000>; 31 interrupts = <2>; 32 cd-gpios = <&gpio0 6 0>; /* GPIO1_6 */ 33 wp-gpios = <&gpio0 5 0>; /* GPIO1_5 */ 34}; 35