kernel/Documentation/devicetree/bindings/pinctrl/qcom,sdx55-pinctrl.yaml
2024-07-22 17:22:30 +08:00

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YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,sdx55-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Technologies, Inc. SDX55 TLMM block
maintainers:
- Vinod Koul <vkoul@kernel.org>
description: |
This binding describes the Top Level Mode Multiplexer block found in the
SDX55 platform.
properties:
compatible:
const: qcom,sdx55-pinctrl
reg:
description: Specifies the base address and size of the TLMM register space
maxItems: 1
interrupts:
description: Specifies the TLMM summary IRQ
maxItems: 1
interrupt-controller: true
'#interrupt-cells':
description: Specifies the PIN numbers and Flags, as defined in
include/dt-bindings/interrupt-controller/irq.h
const: 2
gpio-controller: true
'#gpio-cells':
description: Specifying the pin number and flags, as defined in
include/dt-bindings/gpio/gpio.h
const: 2
gpio-ranges:
maxItems: 1
gpio-reserved-ranges:
maxItems: 1
#PIN CONFIGURATION NODES
patternProperties:
'-pins$':
type: object
description:
Pinctrl node's client devices use subnodes for desired pin configuration.
Client device subnodes use below standard properties.
$ref: "/schemas/pinctrl/pincfg-node.yaml"
properties:
pins:
description:
List of gpio pins affected by the properties specified in this subnode.
items:
oneOf:
- pattern: "^gpio([0-9]|[1-9][0-9]|1[0-1][0-6])$"
- enum: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk, sdc2_cmd, sdc2_data ]
minItems: 1
maxItems: 36
function:
description:
Specify the alternative function to be configured for the specified
pins. Functions are only valid for gpio pins.
enum: [ adsp_ext, atest, audio_ref, bimc_dte0, bimc_dte1, blsp_i2c1,
blsp_i2c2, blsp_i2c3, blsp_i2c4, blsp_spi1, blsp_spi2,
blsp_spi3, blsp_spi4, blsp_uart1, blsp_uart2, blsp_uart3,
blsp_uart4, char_exec, coex_uart, coex_uart2, cri_trng,
cri_trng0, cri_trng1, dbg_out, ddr_bist, ddr_pxi0,
ebi0_wrcdc, ebi2_a, ebi2_lcd, emac_gcc0, emac_gcc1,
emac_pps0, emac_pps1, ext_dbg, gcc_gp1, gcc_gp2, gcc_gp3,
gcc_plltest, gpio, i2s_mclk, jitter_bist, ldo_en, ldo_update,
mgpi_clk, m_voc, native_char, native_char0, native_char1,
native_char2, native_char3, native_tsens, native_tsense,
nav_gpio, pa_indicator, pcie_clkreq, pci_e, pll_bist, pll_ref,
pll_test, pri_mi2s, prng_rosc, qdss_cti, qdss_gpio,
qdss_gpio0, qdss_gpio1, qdss_gpio2, qdss_gpio3, qdss_gpio4,
qdss_gpio5, qdss_gpio6, qdss_gpio7, qdss_gpio8, qdss_gpio9,
qdss_gpio10, qdss_gpio11, qdss_gpio12, qdss_gpio13,
qdss_gpio14, qdss_gpio15, qdss_stm0, qdss_stm1, qdss_stm2,
qdss_stm3, qdss_stm4, qdss_stm5, qdss_stm6, qdss_stm7,
qdss_stm8, qdss_stm9, qdss_stm10, qdss_stm11, qdss_stm12,
qdss_stm13, qdss_stm14, qdss_stm15, qdss_stm16, qdss_stm17,
qdss_stm18, qdss_stm19, qdss_stm20, qdss_stm21, qdss_stm22,
qdss_stm23, qdss_stm24, qdss_stm25, qdss_stm26, qdss_stm27,
qdss_stm28, qdss_stm29, qdss_stm30, qdss_stm31, qlink0_en,
qlink0_req, qlink0_wmss, qlink1_en, qlink1_req, qlink1_wmss,
spmi_coex, sec_mi2s, spmi_vgi, tgu_ch0, uim1_clk, uim1_data,
uim1_present, uim1_reset, uim2_clk, uim2_data, uim2_present,
uim2_reset, usb2phy_ac, vsense_trigger ]
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@1f00000 {
compatible = "qcom,sdx55-pinctrl";
reg = <0x0f100000 0x300000>;
gpio-controller;
#gpio-cells = <2>;
gpio-ranges = <&tlmm 0 0 108>;
interrupt-controller;
#interrupt-cells = <2>;
interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
serial-pins {
pins = "gpio8", "gpio9";
function = "blsp_uart3";
drive-strength = <8>;
bias-disable;
};
};
...