121 lines
3.2 KiB
YAML
121 lines
3.2 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/pinctrl/qcom,sm8250-lpass-lpi-pinctrl.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Qualcomm SM8250 SoC LPASS LPI TLMM
|
|
|
|
maintainers:
|
|
- Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
|
|
|
|
description:
|
|
Top Level Mode Multiplexer pin controller in the Low Power Audio SubSystem
|
|
(LPASS) Low Power Island (LPI) of Qualcomm SM8250 SoC.
|
|
|
|
properties:
|
|
compatible:
|
|
const: qcom,sm8250-lpass-lpi-pinctrl
|
|
|
|
reg:
|
|
maxItems: 2
|
|
|
|
clocks:
|
|
items:
|
|
- description: LPASS Core voting clock
|
|
- description: LPASS Audio voting clock
|
|
|
|
clock-names:
|
|
items:
|
|
- const: core
|
|
- const: audio
|
|
|
|
patternProperties:
|
|
"-state$":
|
|
oneOf:
|
|
- $ref: "#/$defs/qcom-sm8250-lpass-state"
|
|
- patternProperties:
|
|
"-pins$":
|
|
$ref: "#/$defs/qcom-sm8250-lpass-state"
|
|
additionalProperties: false
|
|
|
|
$defs:
|
|
qcom-sm8250-lpass-state:
|
|
type: object
|
|
description:
|
|
Pinctrl node's client devices use subnodes for desired pin configuration.
|
|
Client device subnodes use below standard properties.
|
|
$ref: qcom,lpass-lpi-common.yaml#/$defs/qcom-tlmm-state
|
|
unevaluatedProperties: false
|
|
|
|
properties:
|
|
pins:
|
|
description:
|
|
List of gpio pins affected by the properties specified in this
|
|
subnode.
|
|
items:
|
|
oneOf:
|
|
- pattern: "^gpio([0-9]|1[0-3])$"
|
|
minItems: 1
|
|
maxItems: 14
|
|
|
|
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.
|
|
|
|
allOf:
|
|
- $ref: qcom,lpass-lpi-common.yaml#
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
- clocks
|
|
- clock-names
|
|
|
|
unevaluatedProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/sound/qcom,q6afe.h>
|
|
lpi_tlmm: pinctrl@33c0000 {
|
|
compatible = "qcom,sm8250-lpass-lpi-pinctrl";
|
|
reg = <0x33c0000 0x20000>,
|
|
<0x3550000 0x10000>;
|
|
clocks = <&q6afecc LPASS_HW_MACRO_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>,
|
|
<&q6afecc LPASS_HW_DCODEC_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
|
|
clock-names = "core", "audio";
|
|
gpio-controller;
|
|
#gpio-cells = <2>;
|
|
gpio-ranges = <&lpi_tlmm 0 0 14>;
|
|
|
|
wsa-swr-active-state {
|
|
clk-pins {
|
|
pins = "gpio10";
|
|
function = "wsa_swr_clk";
|
|
drive-strength = <2>;
|
|
slew-rate = <1>;
|
|
bias-disable;
|
|
};
|
|
|
|
data-pins {
|
|
pins = "gpio11";
|
|
function = "wsa_swr_data";
|
|
drive-strength = <2>;
|
|
slew-rate = <1>;
|
|
};
|
|
};
|
|
|
|
tx-swr-sleep-clk-state {
|
|
pins = "gpio0";
|
|
function = "swr_tx_clk";
|
|
drive-strength = <2>;
|
|
bias-pull-down;
|
|
};
|
|
};
|