1dcab7788SJonathan Neuschäfer* Freescale IMX50 IOMUX Controller 2dcab7788SJonathan Neuschäfer 3dcab7788SJonathan NeuschäferPlease refer to fsl,imx-pinctrl.txt in this directory for common binding part 4dcab7788SJonathan Neuschäferand usage. 5dcab7788SJonathan Neuschäfer 6dcab7788SJonathan NeuschäferRequired properties: 7dcab7788SJonathan Neuschäfer- compatible: "fsl,imx50-iomuxc" 8dcab7788SJonathan Neuschäfer- fsl,pins: two integers array, represents a group of pins mux and config 9dcab7788SJonathan Neuschäfer setting. The format is fsl,pins = <PIN_FUNC_ID CONFIG>, PIN_FUNC_ID is a 10dcab7788SJonathan Neuschäfer pin working on a specific function, CONFIG is the pad setting value like 11dcab7788SJonathan Neuschäfer pull-up for this pin. Please refer to imx50 datasheet for the valid pad 12dcab7788SJonathan Neuschäfer config settings. 13dcab7788SJonathan Neuschäfer 14dcab7788SJonathan NeuschäferCONFIG bits definition: 15dcab7788SJonathan NeuschäferPAD_CTL_HVE (1 << 13) 16dcab7788SJonathan NeuschäferPAD_CTL_HYS (1 << 8) 17dcab7788SJonathan NeuschäferPAD_CTL_PKE (1 << 7) 18dcab7788SJonathan NeuschäferPAD_CTL_PUE (1 << 6) 19dcab7788SJonathan NeuschäferPAD_CTL_PUS_100K_DOWN (0 << 4) 20dcab7788SJonathan NeuschäferPAD_CTL_PUS_47K_UP (1 << 4) 21dcab7788SJonathan NeuschäferPAD_CTL_PUS_100K_UP (2 << 4) 22dcab7788SJonathan NeuschäferPAD_CTL_PUS_22K_UP (3 << 4) 23dcab7788SJonathan NeuschäferPAD_CTL_ODE (1 << 3) 24dcab7788SJonathan NeuschäferPAD_CTL_DSE_LOW (0 << 1) 25dcab7788SJonathan NeuschäferPAD_CTL_DSE_MED (1 << 1) 26dcab7788SJonathan NeuschäferPAD_CTL_DSE_HIGH (2 << 1) 27dcab7788SJonathan NeuschäferPAD_CTL_DSE_MAX (3 << 1) 28dcab7788SJonathan NeuschäferPAD_CTL_SRE_FAST (1 << 0) 29dcab7788SJonathan NeuschäferPAD_CTL_SRE_SLOW (0 << 0) 30dcab7788SJonathan Neuschäfer 31dcab7788SJonathan NeuschäferRefer to imx50-pinfunc.h in device tree source folder for all available 32dcab7788SJonathan Neuschäferimx50 PIN_FUNC_ID. 33