1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2 %YAML 1.2 3 --- 4 $id: http://devicetree.org/schemas/pinctrl/qcom,lpass-lpi-common.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 6 7 title: Qualcomm SoC LPASS LPI TLMM Common Properties 8 9 maintainers: 10 - Bjorn Andersson <andersson@kernel.org> 11 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org> 12 - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> 13 14 description: 15 Common properties for the Top Level Mode Multiplexer pin controllers in the 16 Low Power Audio SubSystem (LPASS) Low Power Island (LPI) of Qualcomm SoCs. 17 18 properties: 19 gpio-controller: true 20 21 "#gpio-cells": 22 description: 23 Specifying the pin number and flags, as defined in 24 include/dt-bindings/gpio/gpio.h 25 const: 2 26 27 gpio-ranges: 28 maxItems: 1 29 30 required: 31 - gpio-controller 32 - "#gpio-cells" 33 - gpio-ranges 34 35 allOf: 36 - $ref: pinctrl.yaml# 37 38 additionalProperties: true 39 40 $defs: 41 qcom-tlmm-state: 42 properties: 43 drive-strength: 44 enum: [2, 4, 6, 8, 10, 12, 14, 16] 45 default: 2 46 description: 47 Selects the drive strength for the specified pins, in mA. 48 49 slew-rate: 50 enum: [0, 1, 2, 3] 51 default: 0 52 description: | 53 0: No adjustments 54 1: Higher Slew rate (faster edges) 55 2: Lower Slew rate (slower edges) 56 3: Reserved (No adjustments) 57 58 bias-bus-hold: true 59 bias-pull-down: true 60 bias-pull-up: true 61 bias-disable: true 62 input-enable: true 63 output-high: true 64 output-low: true 65 66 required: 67 - pins 68 - function 69 70 allOf: 71 - $ref: pincfg-node.yaml# 72 - $ref: pinmux-node.yaml# 73 74 additionalProperties: true 75
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