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Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt')
-rw-r--r-- | Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt deleted file mode 100644 index 4023bad2fe39..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt +++ /dev/null @@ -1,72 +0,0 @@ -SEMTECH SX150x GPIO expander bindings - -Please refer to pinctrl-bindings.txt, ../gpio/gpio.txt, and -../interrupt-controller/interrupts.txt for generic information regarding -pin controller, GPIO, and interrupt bindings. - -Required properties: -- compatible: should be one of : - "semtech,sx1501q", - "semtech,sx1502q", - "semtech,sx1503q", - "semtech,sx1504q", - "semtech,sx1505q", - "semtech,sx1506q", - "semtech,sx1507q", - "semtech,sx1508q", - "semtech,sx1509q". - -- reg: The I2C slave address for this device. - -- #gpio-cells: Should be 2. The first cell is the GPIO number and the - second cell is used to specify optional parameters: - bit 0: polarity (0: normal, 1: inverted) - -- gpio-controller: Marks the device as a GPIO controller. - -Optional properties : -- interrupts: Interrupt specifier for the controllers interrupt. - -- interrupt-controller: Marks the device as a interrupt controller. - -- semtech,probe-reset: Will trigger a reset of the GPIO expander on probe, - only for sx1507q, sx1508q and sx1509q - -The GPIO expander can optionally be used as an interrupt controller, in -which case it uses the default two cell specifier. - -Required properties for pin configuration sub-nodes: - - pins: List of pins to which the configuration applies. - -Optional properties for pin configuration sub-nodes: ----------------------------------------------------- - - bias-disable: disable any pin bias, except the OSCIO pin - - bias-pull-up: pull up the pin, except the OSCIO pin - - bias-pull-down: pull down the pin, except the OSCIO pin - - bias-pull-pin-default: use pin-default pull state, except the OSCIO pin - - drive-push-pull: drive actively high and low - - drive-open-drain: drive with open drain only for sx1507q, sx1508q and sx1509q and except the OSCIO pin - - output-low: set the pin to output mode with low level - - output-high: set the pin to output mode with high level - -Example: - - i2c0gpio-expander@20{ - #gpio-cells = <2>; - #interrupt-cells = <2>; - compatible = "semtech,sx1506q"; - reg = <0x20>; - interrupt-parent = <&gpio_1>; - interrupts = <16 0>; - - gpio-controller; - interrupt-controller; - - pinctrl-names = "default"; - pinctrl-0 = <&gpio1_cfg_pins>; - - gpio1_cfg_pins: gpio1-cfg { - pins = "gpio1"; - bias-pull-up; - }; - }; |