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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,msm8976-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm MSM8976 TLMM pin controller
maintainers:
- Bjorn Andersson <andersson@kernel.org>
- Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
description:
Top Level Mode Multiplexer pin controller in Qualcomm MSM8976 SoC.
properties:
compatible:
const: qcom,msm8976-pinctrl
reg:
maxItems: 1
interrupts:
maxItems: 1
interrupt-controller: true
"#interrupt-cells": true
gpio-controller: true
"#gpio-cells": true
gpio-ranges: true
wakeup-parent: true
gpio-reserved-ranges:
minItems: 1
maxItems: 73
gpio-line-names:
maxItems: 145
patternProperties:
"-state$":
oneOf:
- $ref: "#/$defs/qcom-msm8976-tlmm-state"
- patternProperties:
"-pins$":
$ref: "#/$defs/qcom-msm8976-tlmm-state"
additionalProperties: false
$defs:
qcom-msm8976-tlmm-state:
type: object
description:
Desired pin configuration for a device or its specific state (like sleep
or active).
$ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
properties:
pins:
description:
List of gpio pins affected by the properties specified in this state.
items:
oneOf:
- pattern: "^gpio([0-9]|[1-9][0-9]|1[0-3][0-9]|14[0-4])$"
- enum: [ qdsd_clk, qdsd_cmd, qdsd_data0, qdsd_data1, qdsd_data2,
qdsd_data3, sdc1_clk, sdc1_cmd, sdc1_data, sdc1_rclk,
sdc2_clk, sdc2_cmd, sdc2_data ]
minItems: 1
maxItems: 36
function:
description:
Specify the alternative function to be configured for the specified
pins.
enum: [ gpio, blsp_uart1, blsp_spi1, smb_int, blsp_i2c1, blsp_spi2,
blsp_uart2, blsp_i2c2, gcc_gp1_clk_b, blsp_spi3,
qdss_tracedata_b, blsp_i2c3, gcc_gp2_clk_b, gcc_gp3_clk_b,
blsp_spi4, cap_int, blsp_i2c4, blsp_spi5, blsp_uart5,
qdss_traceclk_a, m_voc, blsp_i2c5, qdss_tracectl_a,
qdss_tracedata_a, blsp_spi6, blsp_uart6, qdss_tracectl_b,
blsp_i2c6, qdss_traceclk_b, mdp_vsync, pri_mi2s_mclk_a,
sec_mi2s_mclk_a, cam_mclk, cci0_i2c, cci1_i2c, blsp1_spi,
blsp3_spi, gcc_gp1_clk_a, gcc_gp2_clk_a, gcc_gp3_clk_a,
uim_batt, sd_write, uim1_data, uim1_clk, uim1_reset,
uim1_present, uim2_data, uim2_clk, uim2_reset, uim2_present,
ts_xvdd, mipi_dsi0, us_euro, ts_resout, ts_sample,
sec_mi2s_mclk_b, pri_mi2s, codec_reset, cdc_pdm0, us_emitter,
pri_mi2s_mclk_b, pri_mi2s_mclk_c, lpass_slimbus,
lpass_slimbus0, lpass_slimbus1, codec_int1, codec_int2,
wcss_bt, sdc3, wcss_wlan2, wcss_wlan1, wcss_wlan0, wcss_wlan,
wcss_fm, key_volp, key_snapshot, key_focus, key_home, pwr_down,
dmic0_clk, hdmi_int, dmic0_data, wsa_vi, wsa_en, blsp_spi8,
wsa_irq, blsp_i2c8, pa_indicator, modem_tsync, ssbi_wtr1,
gsm1_tx, gsm0_tx, sdcard_det, sec_mi2s, ss_switch ]
bias-pull-down: true
bias-pull-up: true
bias-disable: true
drive-strength: true
input-enable: true
output-high: true
output-low: true
required:
- pins
additionalProperties: false
allOf:
- $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
required:
- compatible
- reg
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
tlmm: pinctrl@1000000 {
compatible = "qcom,msm8976-pinctrl";
reg = <0x1000000 0x300000>;
#gpio-cells = <2>;
gpio-controller;
gpio-ranges = <&tlmm 0 0 145>;
interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
interrupt-controller;
#interrupt-cells = <2>;
blsp1-uart2-active-state {
pins = "gpio4", "gpio5", "gpio6", "gpio7";
function = "blsp_uart2";
drive-strength = <2>;
bias-disable;
};
};
|
