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Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/qcom,ipq4019-pinctrl.txt')
-rw-r--r-- | Documentation/devicetree/bindings/pinctrl/qcom,ipq4019-pinctrl.txt | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,ipq4019-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/qcom,ipq4019-pinctrl.txt deleted file mode 100644 index 97858a7c07a2..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/qcom,ipq4019-pinctrl.txt +++ /dev/null @@ -1,85 +0,0 @@ -Qualcomm Atheros IPQ4019 TLMM block - -This is the Top Level Mode Multiplexor block found on the Qualcomm IPQ8019 -platform, it provides pinctrl, pinmux, pinconf, and gpiolib facilities. - -Required properties: -- compatible: "qcom,ipq4019-pinctrl" -- reg: Should be the base address and length of the TLMM block. -- interrupts: Should be the parent IRQ of the TLMM block. -- interrupt-controller: Marks the device node as an interrupt controller. -- #interrupt-cells: Should be two. -- gpio-controller: Marks the device node as a GPIO controller. -- #gpio-cells : Should be two. - The first cell is the gpio pin number and the - second cell is used for optional parameters. -- gpio-ranges: see ../gpio/gpio.txt - -Optional properties: - -- gpio-reserved-ranges: 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. - -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, function, bias-disable, bias-pull-down, bias-pull-up, drive-open-drain, - drive-strength. - -Non-empty subnodes must specify the 'pins' property. -Note that not all properties are valid for all pins. - - -Valid values for qcom,pins are: - gpio0-gpio99 - Supports mux, bias and drive-strength - -Valid values for qcom,function are: -aud_pin, audio_pwm, blsp_i2c0, blsp_i2c1, blsp_spi0, blsp_spi1, blsp_uart0, -blsp_uart1, chip_rst, gpio, i2s_rx, i2s_spdif_in, i2s_spdif_out, i2s_td, i2s_tx, -jtag, led0, led1, led2, led3, led4, led5, led6, led7, led8, led9, led10, led11, -mdc, mdio, pcie, pmu, prng_rosc, qpic, rgmii, rmii, sdio, smart0, smart1, -smart2, smart3, tm, wifi0, wifi1 - -Example: - - tlmm: pinctrl@1000000 { - compatible = "qcom,ipq4019-pinctrl"; - reg = <0x1000000 0x300000>; - - gpio-controller; - #gpio-cells = <2>; - gpio-ranges = <&tlmm 0 0 100>; - interrupt-controller; - #interrupt-cells = <2>; - interrupts = <0 208 0>; - - serial_pins: serial_pinmux { - mux { - pins = "gpio60", "gpio61"; - function = "blsp_uart0"; - bias-disable; - }; - }; - }; |