| * Freescale i.MX7 Dual IOMUX Controller |
| |
| Please refer to fsl,imx-pinctrl.txt in this directory for common binding part |
| and usage. |
| |
| Required properties: |
| - compatible: "fsl,imx7d-iomuxc" |
| - fsl,pins: each entry consists of 6 integers and represents the mux and config |
| setting for one pin. The first 5 integers <mux_reg conf_reg input_reg mux_val |
| input_val> are specified using a PIN_FUNC_ID macro, which can be found in |
| imx7d-pinfunc.h under device tree source folder. The last integer CONFIG is |
| the pad setting value like pull-up on this pin. Please refer to i.MX7 Dual |
| Reference Manual for detailed CONFIG settings. |
| |
| CONFIG bits definition: |
| PAD_CTL_PUS_100K_DOWN (0 << 5) |
| PAD_CTL_PUS_5K_UP (1 << 5) |
| PAD_CTL_PUS_47K_UP (2 << 5) |
| PAD_CTL_PUS_100K_UP (3 << 5) |
| PAD_CTL_PUE (1 << 4) |
| PAD_CTL_HYS (1 << 3) |
| PAD_CTL_SRE_SLOW (1 << 2) |
| PAD_CTL_SRE_FAST (0 << 2) |
| PAD_CTL_DSE_X1 (0 << 0) |
| PAD_CTL_DSE_X2 (1 << 0) |
| PAD_CTL_DSE_X3 (2 << 0) |
| PAD_CTL_DSE_X4 (3 << 0) |
