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.
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