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diff --git a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt deleted file mode 100644 index 328585c6da58..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt +++ /dev/null @@ -1,164 +0,0 @@ -* Allwinner A1X Pin Controller - -The pins controlled by sunXi pin controller are organized in banks, -each bank has 32 pins. Each pin has 7 multiplexing functions, with -the first two functions being GPIO in and out. The configuration on -the pins includes drive strength and pull-up. - -Required properties: -- compatible: Should be one of the following (depending on your SoC): - "allwinner,sun4i-a10-pinctrl" - "allwinner,sun5i-a10s-pinctrl" - "allwinner,sun5i-a13-pinctrl" - "allwinner,sun6i-a31-pinctrl" - "allwinner,sun6i-a31s-pinctrl" - "allwinner,sun6i-a31-r-pinctrl" - "allwinner,sun7i-a20-pinctrl" - "allwinner,sun8i-a23-pinctrl" - "allwinner,sun8i-a23-r-pinctrl" - "allwinner,sun8i-a33-pinctrl" - "allwinner,sun9i-a80-pinctrl" - "allwinner,sun9i-a80-r-pinctrl" - "allwinner,sun8i-a83t-pinctrl" - "allwinner,sun8i-a83t-r-pinctrl" - "allwinner,sun8i-h3-pinctrl" - "allwinner,sun8i-h3-r-pinctrl" - "allwinner,sun8i-r40-pinctrl" - "allwinner,sun8i-v3-pinctrl" - "allwinner,sun8i-v3s-pinctrl" - "allwinner,sun50i-a64-pinctrl" - "allwinner,sun50i-a64-r-pinctrl" - "allwinner,sun50i-h5-pinctrl" - "allwinner,sun50i-h6-pinctrl" - "allwinner,sun50i-h6-r-pinctrl" - "allwinner,suniv-f1c100s-pinctrl" - "nextthing,gr8-pinctrl" - -- reg: Should contain the register physical address and length for the - pin controller. - -- clocks: phandle to the clocks feeding the pin controller: - - "apb": the gated APB parent clock - - "hosc": the high frequency oscillator in the system - - "losc": the low frequency oscillator in the system - -Note: For backward compatibility reasons, the hosc and losc clocks are only -required if you need to use the optional input-debounce property. Any new -device tree should set them. - -Each pin bank, depending on the SoC, can have an associated regulator: - -- vcc-pa-supply: for the A10, A20, A31, A31s, A80 and R40 SoCs -- vcc-pb-supply: for the A31, A31s, A80 and V3s SoCs -- vcc-pc-supply: for the A10, A20, A31, A31s, A64, A80, H5, R40 and V3s SoCs -- vcc-pd-supply: for the A23, A31, A31s, A64, A80, A83t, H3, H5 and R40 SoCs -- vcc-pe-supply: for the A10, A20, A31, A31s, A64, A80, R40 and V3s SoCs -- vcc-pf-supply: for the A10, A20, A31, A31s, A80, R40 and V3s SoCs -- vcc-pg-supply: for the A10, A20, A31, A31s, A64, A80, H3, H5, R40 and V3s SoCs -- vcc-ph-supply: for the A31, A31s and A80 SoCs -- vcc-pl-supply: for the r-pinctrl of the A64, A80 and A83t SoCs -- vcc-pm-supply: for the r-pinctrl of the A31, A31s and A80 SoCs - -Optional properties: - - input-debounce: Array of debouncing periods in microseconds. One period per - irq bank found in the controller. 0 if no setup required. - - -Please refer to pinctrl-bindings.txt in this directory for details of the -common pinctrl bindings used by client devices. - -A pinctrl node should contain at least one subnodes representing the -pinctrl groups available on the machine. Each subnode will list the -pins it needs, and how they should be configured, with regard to muxer -configuration, drive strength and pullups. If one of these options is -not set, its actual value will be unspecified. - -Allwinner A1X Pin Controller supports the generic pin multiplexing and -configuration bindings. For details on each properties, you can refer to - ./pinctrl-bindings.txt. - -Required sub-node properties: - - pins - - function - -Optional sub-node properties: - - bias-disable - - bias-pull-up - - bias-pull-down - - drive-strength - -*** Deprecated pin configuration and multiplexing binding - -Required subnode-properties: - -- allwinner,pins: List of strings containing the pin name. -- allwinner,function: Function to mux the pins listed above to. - -Optional subnode-properties: -- allwinner,drive: Integer. Represents the current sent to the pin - 0: 10 mA - 1: 20 mA - 2: 30 mA - 3: 40 mA -- allwinner,pull: Integer. - 0: No resistor - 1: Pull-up resistor - 2: Pull-down resistor - -Examples: - -pio: pinctrl@1c20800 { - compatible = "allwinner,sun5i-a13-pinctrl"; - reg = <0x01c20800 0x400>; - #address-cells = <1>; - #size-cells = <0>; - - uart1_pins_a: uart1@0 { - allwinner,pins = "PE10", "PE11"; - allwinner,function = "uart1"; - allwinner,drive = <0>; - allwinner,pull = <0>; - }; - - uart1_pins_b: uart1@1 { - allwinner,pins = "PG3", "PG4"; - allwinner,function = "uart1"; - allwinner,drive = <0>; - allwinner,pull = <0>; - }; -}; - - -GPIO and interrupt controller ------------------------------ - -This hardware also acts as a GPIO controller and an interrupt -controller. - -Consumers that would want to refer to one or the other (or both) -should provide through the usual *-gpios and interrupts properties a -cell with 3 arguments, first the number of the bank, then the pin -inside that bank, and finally the flags for the GPIO/interrupts. - -Example: - -xio: gpio@38 { - compatible = "nxp,pcf8574a"; - reg = <0x38>; - - gpio-controller; - #gpio-cells = <2>; - - interrupt-parent = <&pio>; - interrupts = <6 0 IRQ_TYPE_EDGE_FALLING>; - interrupt-controller; - #interrupt-cells = <2>; -}; - -reg_usb1_vbus: usb1-vbus { - compatible = "regulator-fixed"; - regulator-name = "usb1-vbus"; - regulator-min-microvolt = <5000000>; - regulator-max-microvolt = <5000000>; - gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; -}; |