Add device tree binding Documentation details for ipq5018 pinctrl driver. Signed-off-by: Varadarajan Narayanan <varada@xxxxxxxxxxxxxx> --- .../bindings/pinctrl/qcom,ipq5018-pinctrl.yaml | 143 +++++++++++++++++++++ 1 file changed, 143 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-pinctrl.yaml diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-pinctrl.yaml new file mode 100644 index 00000000..7fff90d --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-pinctrl.yaml @@ -0,0 +1,143 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,ipq5018-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. IPQ5018 TLMM block + +maintainers: + - Nitheesh Sekar <nsekar@xxxxxxxxxxxxxx> + +description: | + This binding describes the Top Level Mode Multiplexer block found in the + IPQ5018 platform. + +properties: + compatible: + const: qcom,ipq5018-pinctrl + + reg: + maxItems: 1 + + interrupts: + description: Specifies the TLMM summary IRQ + maxItems: 1 + + interrupt-controller: true + + '#interrupt-cells': + description: + Specifies the PIN numbers and Flags, as defined in defined in + include/dt-bindings/interrupt-controller/irq.h + const: 2 + + gpio-controller: true + + '#gpio-cells': + description: Specifying the pin number and flags, as defined in + include/dt-bindings/gpio/gpio.h + const: 2 + + gpio-ranges: + maxItems: 1 + +#PIN CONFIGURATION NODES +patternProperties: + '-pinmux$': + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + $ref: "/schemas/pinctrl/pincfg-node.yaml" + + properties: + pins: + description: + List of gpio pins affected by the properties specified in this + subnode. + items: + oneOf: + - pattern: "^gpio([1-9]|[1-7][0-9]|80)$" + minItems: 1 + maxItems: 4 + + function: + description: + Specify the alternative function to be configured for the specified + pins. + enum: [ atest_char, atest_char0, atest_char1, atest_char2, atest_char3, + audio_pdm0, audio_pdm1, audio_rxbclk, audio_rxd, audio_rxfsync, + audio_rxmclk, audio_txbclk, audio_txd, audio_txfsync, audio_txmclk, + blsp0_i2c, blsp0_spi, blsp0_uart0, blsp0_uart1, blsp1_i2c0, + blsp1_i2c1, blsp1_spi0, blsp1_spi1, blsp1_uart0, blsp1_uart1, + blsp1_uart2, blsp2_i2c0, blsp2_i2c1, blsp2_spi, blsp2_spi0, + blsp2_spi1, btss0, btss1, btss10, btss11, btss12, btss13, btss2, + btss3, btss4, btss5, btss6, btss7, btss8, btss9, burn0, burn1, + cri_trng, cri_trng0, cri_trng1, cxc_clk, cxc_data, dbg_out, eud_gpio, + gcc_plltest, gcc_tlmm, gpio, mac0, mac1, mdc, mdio, pcie0_clk, + pcie0_wake, pcie1_clk, pcie1_wake, pll_test, prng_rosc, pwm0, pwm1, + pwm2, pwm3, qdss_cti_trig_in_a0, qdss_cti_trig_in_a1, + qdss_cti_trig_in_b0, qdss_cti_trig_in_b1, qdss_cti_trig_out_a0, + qdss_cti_trig_out_a1, qdss_cti_trig_out_b0, qdss_cti_trig_out_b1, + qdss_traceclk_a, qdss_traceclk_b, qdss_tracectl_a, qdss_tracectl_b, + qdss_tracedata_a, qdss_tracedata_b, qspi_clk, qspi_cs, qspi0, qspi1, + qspi2, qspi3, reset_out, sdc1_clk, sdc1_cmd, sdc10, sdc11, sdc12, + sdc13, wci0, wci1, wci2, wci3, wci4, wci5, wci6, wci7, wsa_swrm, + wsi_clk3, wsi_data3, wsis_reset, xfem0, xfem1, xfem2, xfem3, xfem4, + xfem5, xfem6, xfem7 ] + + drive-strength: + enum: [2, 4, 6, 8, 10, 12, 14, 16] + default: 2 + description: + Selects the drive strength for the specified pins, in mA. + + bias-pull-down: true + + bias-pull-up: true + + bias-disable: true + + output-high: true + + output-low: true + + required: + - pins + - function + + additionalProperties: false + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - '#interrupt-cells' + - gpio-controller + - '#gpio-cells' + - gpio-ranges + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + tlmm: pinctrl@1000000 { + compatible = "qcom,ipq5018-pinctrl"; + reg = <0x01000000 0x300000>; + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&tlmm 0 80>; + + serial3-pinmux { + pins = "gpio44", "gpio45"; + function = "blsp2_uart"; + drive-strength = <8>; + bias-pull-down; + }; + }; -- 2.7.4
