162306a36Sopenharmony_ci* Freescale IMX51 IOMUX Controller 262306a36Sopenharmony_ci 362306a36Sopenharmony_ciPlease refer to fsl,imx-pinctrl.txt in this directory for common binding part 462306a36Sopenharmony_ciand usage. 562306a36Sopenharmony_ci 662306a36Sopenharmony_ciRequired properties: 762306a36Sopenharmony_ci- compatible: "fsl,imx51-iomuxc" 862306a36Sopenharmony_ci- fsl,pins: two integers array, represents a group of pins mux and config 962306a36Sopenharmony_ci setting. The format is fsl,pins = <PIN_FUNC_ID CONFIG>, PIN_FUNC_ID is a 1062306a36Sopenharmony_ci pin working on a specific function, CONFIG is the pad setting value like 1162306a36Sopenharmony_ci pull-up for this pin. Please refer to imx51 datasheet for the valid pad 1262306a36Sopenharmony_ci config settings. 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ciCONFIG bits definition: 1562306a36Sopenharmony_ciPAD_CTL_HVE (1 << 13) 1662306a36Sopenharmony_ciPAD_CTL_HYS (1 << 8) 1762306a36Sopenharmony_ciPAD_CTL_PKE (1 << 7) 1862306a36Sopenharmony_ciPAD_CTL_PUE (1 << 6) 1962306a36Sopenharmony_ciPAD_CTL_PUS_100K_DOWN (0 << 4) 2062306a36Sopenharmony_ciPAD_CTL_PUS_47K_UP (1 << 4) 2162306a36Sopenharmony_ciPAD_CTL_PUS_100K_UP (2 << 4) 2262306a36Sopenharmony_ciPAD_CTL_PUS_22K_UP (3 << 4) 2362306a36Sopenharmony_ciPAD_CTL_ODE (1 << 3) 2462306a36Sopenharmony_ciPAD_CTL_DSE_LOW (0 << 1) 2562306a36Sopenharmony_ciPAD_CTL_DSE_MED (1 << 1) 2662306a36Sopenharmony_ciPAD_CTL_DSE_HIGH (2 << 1) 2762306a36Sopenharmony_ciPAD_CTL_DSE_MAX (3 << 1) 2862306a36Sopenharmony_ciPAD_CTL_SRE_FAST (1 << 0) 2962306a36Sopenharmony_ciPAD_CTL_SRE_SLOW (0 << 0) 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_ciRefer to imx51-pinfunc.h in device tree source folder for all available 3262306a36Sopenharmony_ciimx51 PIN_FUNC_ID. 33