xref: /openbmc/linux/Documentation/devicetree/bindings/pinctrl/fsl,imx6dl-pinctrl.txt (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
1*3f551d6aSShawn Guo* Freescale IMX6 DualLite/Solo IOMUX Controller
2*3f551d6aSShawn Guo
3*3f551d6aSShawn GuoPlease refer to fsl,imx-pinctrl.txt in this directory for common binding part
4*3f551d6aSShawn Guoand usage.
5*3f551d6aSShawn Guo
6*3f551d6aSShawn GuoRequired properties:
7*3f551d6aSShawn Guo- compatible: "fsl,imx6dl-iomuxc"
8*3f551d6aSShawn Guo- fsl,pins: two integers array, represents a group of pins mux and config
9*3f551d6aSShawn Guo  setting. The format is fsl,pins = <PIN_FUNC_ID CONFIG>, PIN_FUNC_ID is a
10*3f551d6aSShawn Guo  pin working on a specific function, CONFIG is the pad setting value like
11*3f551d6aSShawn Guo  pull-up for this pin. Please refer to imx6dl datasheet for the valid pad
12*3f551d6aSShawn Guo  config settings.
13*3f551d6aSShawn Guo
14*3f551d6aSShawn GuoCONFIG bits definition:
15*3f551d6aSShawn GuoPAD_CTL_HYS                     (1 << 16)
16*3f551d6aSShawn GuoPAD_CTL_PUS_100K_DOWN           (0 << 14)
17*3f551d6aSShawn GuoPAD_CTL_PUS_47K_UP              (1 << 14)
18*3f551d6aSShawn GuoPAD_CTL_PUS_100K_UP             (2 << 14)
19*3f551d6aSShawn GuoPAD_CTL_PUS_22K_UP              (3 << 14)
20*3f551d6aSShawn GuoPAD_CTL_PUE                     (1 << 13)
21*3f551d6aSShawn GuoPAD_CTL_PKE                     (1 << 12)
22*3f551d6aSShawn GuoPAD_CTL_ODE                     (1 << 11)
23*3f551d6aSShawn GuoPAD_CTL_SPEED_LOW               (1 << 6)
24*3f551d6aSShawn GuoPAD_CTL_SPEED_MED               (2 << 6)
25*3f551d6aSShawn GuoPAD_CTL_SPEED_HIGH              (3 << 6)
26*3f551d6aSShawn GuoPAD_CTL_DSE_DISABLE             (0 << 3)
27*3f551d6aSShawn GuoPAD_CTL_DSE_240ohm              (1 << 3)
28*3f551d6aSShawn GuoPAD_CTL_DSE_120ohm              (2 << 3)
29*3f551d6aSShawn GuoPAD_CTL_DSE_80ohm               (3 << 3)
30*3f551d6aSShawn GuoPAD_CTL_DSE_60ohm               (4 << 3)
31*3f551d6aSShawn GuoPAD_CTL_DSE_48ohm               (5 << 3)
32*3f551d6aSShawn GuoPAD_CTL_DSE_40ohm               (6 << 3)
33*3f551d6aSShawn GuoPAD_CTL_DSE_34ohm               (7 << 3)
34*3f551d6aSShawn GuoPAD_CTL_SRE_FAST                (1 << 0)
35*3f551d6aSShawn GuoPAD_CTL_SRE_SLOW                (0 << 0)
36*3f551d6aSShawn Guo
37*3f551d6aSShawn GuoRefer to imx6dl-pinfunc.h in device tree source folder for all available
38*3f551d6aSShawn Guoimx6dl PIN_FUNC_ID.
39