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Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/qcom,mdm9615-pinctrl.txt')
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diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,mdm9615-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/qcom,mdm9615-pinctrl.txt deleted file mode 100644 index d46973968873..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/qcom,mdm9615-pinctrl.txt +++ /dev/null @@ -1,161 +0,0 @@ -Qualcomm MDM9615 TLMM block - -This binding describes the Top Level Mode Multiplexer block found in the -MDM9615 platform. - -- compatible: - Usage: required - Value type: <string> - Definition: must be "qcom,mdm9615-pinctrl" - -- reg: - Usage: required - Value type: <prop-encoded-array> - Definition: the base address and size of the TLMM register space. - -- interrupts: - Usage: required - Value type: <prop-encoded-array> - Definition: should specify the TLMM summary IRQ. - -- interrupt-controller: - Usage: required - Value type: <none> - Definition: identifies this node as an interrupt controller - -- #interrupt-cells: - Usage: required - Value type: <u32> - Definition: must be 2. Specifying the pin number and flags, as defined - in <dt-bindings/interrupt-controller/irq.h> - -- gpio-controller: - Usage: required - Value type: <none> - Definition: identifies this node as a gpio controller - -- #gpio-cells: - Usage: required - Value type: <u32> - Definition: must be 2. Specifying the pin number and flags, as defined - in <dt-bindings/gpio/gpio.h> - -- gpio-ranges: - Usage: required - Definition: see ../gpio/gpio.txt - -- gpio-reserved-ranges: - Usage: optional - Definition: see ../gpio/gpio.txt - -Please refer to ../gpio/gpio.txt and ../interrupt-controller/interrupts.txt for -a general description of GPIO and interrupt bindings. - -Please refer to pinctrl-bindings.txt in this directory for details of the -common pinctrl bindings used by client devices, including the meaning of the -phrase "pin configuration node". - -The pin configuration nodes act as a container for an arbitrary number of -subnodes. Each of these subnodes represents some desired configuration for a -pin, a group, or a list of pins or groups. This configuration can include the -mux function to select on those pin(s)/group(s), and various pin configuration -parameters, such as pull-up, drive strength, etc. - - -PIN CONFIGURATION NODES: - -The name of each subnode is not important; all subnodes should be enumerated -and processed purely based on their content. - -Each subnode only affects those parameters that are explicitly listed. In -other words, a subnode that lists a mux function but no pin configuration -parameters implies no information about any pin configuration parameters. -Similarly, a pin subnode that describes a pullup parameter implies no -information about e.g. the mux function. - - -The following generic properties as defined in pinctrl-bindings.txt are valid -to specify in a pin configuration subnode: - -- pins: - Usage: required - Value type: <string-array> - Definition: List of gpio pins affected by the properties specified in - this subnode. Valid pins are: - gpio0-gpio87 - -- function: - Usage: required - Value type: <string> - Definition: Specify the alternative function to be configured for the - specified pins. - Valid values are: - gpio, gsbi2_i2c, gsbi3, gsbi4, gsbi5_i2c, gsbi5_uart, - sdc2, ebi2_lcdc, ps_hold, prim_audio, sec_audio, - cdc_mclk - -- bias-disable: - Usage: optional - Value type: <none> - Definition: The specified pins should be configured as no pull. - -- bias-pull-down: - Usage: optional - Value type: <none> - Definition: The specified pins should be configured as pull down. - -- bias-pull-up: - Usage: optional - Value type: <none> - Definition: The specified pins should be configured as pull up. - -- output-high: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in output mode, driven - high. - -- output-low: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in output mode, driven - low. - -- drive-strength: - Usage: optional - Value type: <u32> - Definition: Selects the drive strength for the specified pins, in mA. - Valid values are: 2, 4, 6, 8, 10, 12, 14 and 16 - -Example: - - msmgpio: pinctrl@800000 { - compatible = "qcom,mdm9615-pinctrl"; - reg = <0x800000 0x4000>; - - gpio-controller; - #gpio-cells = <2>; - gpio-ranges = <&msmgpio 0 0 88>; - interrupt-controller; - #interrupt-cells = <2>; - interrupts = <0 16 0x4>; - - gsbi8_uart: gsbi8-uart { - mux { - pins = "gpio34", "gpio35"; - function = "gsbi8"; - }; - - tx { - pins = "gpio34"; - drive-strength = <4>; - bias-disable; - }; - - rx { - pins = "gpio35"; - drive-strength = <2>; - bias-pull-up; - }; - }; - }; |