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Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/fsl,imx7ulp-pinctrl.txt')
-rw-r--r-- | Documentation/devicetree/bindings/pinctrl/fsl,imx7ulp-pinctrl.txt | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imx7ulp-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/fsl,imx7ulp-pinctrl.txt deleted file mode 100644 index bfa3703a7446..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/fsl,imx7ulp-pinctrl.txt +++ /dev/null @@ -1,53 +0,0 @@ -* Freescale i.MX7ULP IOMUX Controller - -i.MX 7ULP has three IOMUXC instances: IOMUXC0 for M4 ports, IOMUXC1 for A7 -ports and IOMUXC DDR for DDR interface. - -Note: -This binding doc is only for the IOMUXC1 support in A7 Domain and it only -supports generic pin config. - -Please refer to fsl,imx-pinctrl.txt in this directory for common binding -part and usage. - -Required properties: -- compatible: "fsl,imx7ulp-iomuxc1". -- fsl,pins: Each entry consists of 5 integers which represents the mux - and config setting for one pin. The first 4 integers - <mux_conf_reg input_reg mux_mode input_val> are specified - using a PIN_FUNC_ID macro, which can be found in - imx7ulp-pinfunc.h in the device tree source folder. - The last integer CONFIG is the pad setting value like - pull-up on this pin. - - Please refer to i.MX7ULP Reference Manual for detailed - CONFIG settings. - -CONFIG bits definition: -PAD_CTL_OBE (1 << 17) -PAD_CTL_IBE (1 << 16) -PAD_CTL_LK (1 << 16) -PAD_CTL_DSE_HI (1 << 6) -PAD_CTL_DSE_STD (0 << 6) -PAD_CTL_ODE (1 << 5) -PAD_CTL_PUSH_PULL (0 << 5) -PAD_CTL_SRE_SLOW (1 << 2) -PAD_CTL_SRE_STD (0 << 2) -PAD_CTL_PE (1 << 0) - -Examples: -#include "imx7ulp-pinfunc.h" - -/* Pin Controller Node */ -iomuxc1: pinctrl@40ac0000 { - compatible = "fsl,imx7ulp-iomuxc1"; - reg = <0x40ac0000 0x1000>; - - /* Pin Configuration Node */ - pinctrl_lpuart4: lpuart4grp { - fsl,pins = < - IMX7ULP_PAD_PTC3__LPUART4_RX 0x1 - IMX7ULP_PAD_PTC2__LPUART4_TX 0x1 - >; - }; -}; |