120 lines
2.9 KiB
YAML
120 lines
2.9 KiB
YAML
|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
||
|
|
%YAML 1.2
|
||
|
|
---
|
||
|
|
$id: http://devicetree.org/schemas/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml#
|
||
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
||
|
|
|
||
|
|
title: Qualcomm Technologies, Inc. Low Power Audio SubSystem (LPASS)
|
||
|
|
Low Power Island (LPI) TLMM block
|
||
|
|
|
||
|
|
maintainers:
|
||
|
|
- Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
|
||
|
|
|
||
|
|
description: |
|
||
|
|
This binding describes the Top Level Mode Multiplexer block found in the
|
||
|
|
LPASS LPI IP on most Qualcomm SoCs
|
||
|
|
|
||
|
|
properties:
|
||
|
|
compatible:
|
||
|
|
const: qcom,sc7280-lpass-lpi-pinctrl
|
||
|
|
|
||
|
|
qcom,adsp-bypass-mode:
|
||
|
|
description:
|
||
|
|
Tells ADSP is in bypass mode.
|
||
|
|
type: boolean
|
||
|
|
|
||
|
|
reg:
|
||
|
|
minItems: 2
|
||
|
|
maxItems: 2
|
||
|
|
|
||
|
|
gpio-controller: true
|
||
|
|
|
||
|
|
'#gpio-cells':
|
||
|
|
description: Specifying the pin number and flags, as defined in
|
||
|
|
include/dt-bindings/gpio/gpio.h
|
||
|
|
const: 2
|
||
|
|
|
||
|
|
gpio-ranges:
|
||
|
|
maxItems: 1
|
||
|
|
|
||
|
|
#PIN CONFIGURATION NODES
|
||
|
|
patternProperties:
|
||
|
|
'-pins$':
|
||
|
|
type: object
|
||
|
|
description:
|
||
|
|
Pinctrl node's client devices use subnodes for desired pin configuration.
|
||
|
|
Client device subnodes use below standard properties.
|
||
|
|
$ref: "/schemas/pinctrl/pincfg-node.yaml"
|
||
|
|
|
||
|
|
properties:
|
||
|
|
pins:
|
||
|
|
description:
|
||
|
|
List of gpio pins affected by the properties specified in this
|
||
|
|
subnode.
|
||
|
|
items:
|
||
|
|
oneOf:
|
||
|
|
- pattern: "^gpio([0-9]|[1-9][0-9])$"
|
||
|
|
minItems: 1
|
||
|
|
maxItems: 15
|
||
|
|
|
||
|
|
function:
|
||
|
|
enum: [ gpio, swr_tx_clk, qua_mi2s_sclk, swr_tx_data, qua_mi2s_ws,
|
||
|
|
qua_mi2s_data, swr_rx_clk, swr_rx_data, dmic1_clk, i2s1_clk,
|
||
|
|
dmic1_data, i2s1_ws, dmic2_clk, dmic2_data, i2s1_data,
|
||
|
|
i2s2_clk, wsa_swr_clk, i2s2_ws, wsa_swr_data, dmic3_clk,
|
||
|
|
dmic3_data, i2s2_data ]
|
||
|
|
description:
|
||
|
|
Specify the alternative function to be configured for the specified
|
||
|
|
pins.
|
||
|
|
|
||
|
|
drive-strength:
|
||
|
|
enum: [2, 4, 6, 8, 10, 12, 14, 16]
|
||
|
|
default: 2
|
||
|
|
description:
|
||
|
|
Selects the drive strength for the specified pins, in mA.
|
||
|
|
|
||
|
|
slew-rate:
|
||
|
|
enum: [0, 1, 2, 3]
|
||
|
|
default: 0
|
||
|
|
description: |
|
||
|
|
0: No adjustments
|
||
|
|
1: Higher Slew rate (faster edges)
|
||
|
|
2: Lower Slew rate (slower edges)
|
||
|
|
3: Reserved (No adjustments)
|
||
|
|
|
||
|
|
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
|
||
|
|
- gpio-controller
|
||
|
|
- '#gpio-cells'
|
||
|
|
- gpio-ranges
|
||
|
|
|
||
|
|
additionalProperties: false
|
||
|
|
|
||
|
|
examples:
|
||
|
|
- |
|
||
|
|
lpass_tlmm: pinctrl@33c0000 {
|
||
|
|
compatible = "qcom,sc7280-lpass-lpi-pinctrl";
|
||
|
|
reg = <0x33c0000 0x20000>,
|
||
|
|
<0x3550000 0x10000>;
|
||
|
|
gpio-controller;
|
||
|
|
#gpio-cells = <2>;
|
||
|
|
gpio-ranges = <&lpass_tlmm 0 0 15>;
|
||
|
|
};
|