[PATCH V1 3/8] dt-bindings: pinctrl: qcom: Document IPQ9574 pinctrl driver

devi priya
2023-01-24T14:17:25Z

Document the pinctrl driver for IPQ9574

Co-developed-by: Anusha Rao <quic_anusha@quicinc.com>
Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
Signed-off-by: devi priya <quic_devipriy@quicinc.com>
---
.../bindings/pinctrl/qcom,ipq9574-tlmm.yaml | 135 ++++++++++++++++++
1 file changed, 135 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,ipq9574-tlmm.yaml

diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,ipq9574-tlmm.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,ipq9574-tlmm.yaml
new file mode 100644
index 000000000000..d736f0fb7835
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,ipq9574-tlmm.yaml
@@ -0,0 +1,135 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,ipq9574-tlmm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. IPQ9574 TLMM block
+
+maintainers:
+ - Bjorn Andersson <andersson@kernel.org>
+ - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
+
+description:
+ Top Level Mode Multiplexer pin controller in Qualcomm IPQ9574 SoC.
+
+properties:
+ compatible:
+ const: qcom,ipq9574-tlmm
+
+ reg:
+ maxItems: 1
+
+ interrupts: true
+ interrupt-controller: true
+ "#interrupt-cells": true
+ gpio-controller: true
+ "#gpio-cells": true
+ gpio-ranges: true
+ wakeup-parent: true
+
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 33
+
+ gpio-line-names:
+ maxItems: 65
+
+patternProperties:
+ "-state$":
+ oneOf:
+ - $ref: "#/$defs/qcom-ipq9574-tlmm-state"
+ - patternProperties:
+ "-pins$":
+ $ref: "#/$defs/qcom-ipq9574-tlmm-state"
+ additionalProperties: false
+
+$defs:
+ qcom-ipq9574-tlmm-state:
+ type: object
+ description:
+ Pinctrl node's client devices use subnodes for desired pin configuration.
+ Client device subnodes use below standard properties.
+ $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
+
+ properties:
+ pins:
+ description:
+ List of gpio pins affected by the properties specified in this
+ subnode.
+ items:
+ oneOf:
+ - pattern: "^gpio([0-9]|[1-5][0-9]|6[0-4])$"
+ - enum: [ qdsd_cmd, qdsd_data0, qdsd_data1, qdsd_data2, qdsd_cmd,
+ qdsd_data0, qdsd_data1, qdsd_data2, qdsd_data3, sdc1_clk,
+ sdc1_cmd, sdc1_data, sdc2_clk, sdc2_cmd, sdc2_data ]
+ minItems: 1
+ maxItems: 8
+
+ function:
+ description:
+ Specify the alternative function to be configured for the specified
+ pins.
+
+ enum: [ atest_char, atest_char0, atest_char1, atest_char2, atest_char3,
+ audio_pdm0, audio_pdm1, audio_pri, audio_sec, blsp0_spi, blsp0_uart,
+ blsp1_i2c, blsp1_spi, blsp1_uart, blsp2_i2c, blsp2_spi,
+ blsp2_uart, blsp3_i2c, blsp3_spi, blsp3_uart, blsp4_i2c,
+ blsp4_spi, blsp4_uart, blsp5_i2c, blsp5_uart, cri_trng0,
+ cri_trng1, cri_trng3, cxc0, cxc1, dbg_out, dwc_ddrphy,
+ gcc_plltest, gcc_tlmm, mac00, mac01, mac10, mac11, mdc,
+ mdio, pcie0_clk, pcie0_wake, pcie1_clk, pcie1_wake, pcie2_clk,
+ pcie2_wake, pcie3_clk, pcie3_wake, prng_rosc0, prng_rosc1,
+ prng_rosc2, prng_rosc3, pta1_0, pta1_1, pta1_2, pta20, pta21,
+ pwm00, pwm01, pwm02, pwm03, pwm04, pwm10, pwm11, pwm12, pwm13,
+ pwm14, pwm20, pwm21, pwm22, pwm23, pwm24, pwm30, pwm31, pwm32,
+ pwm33, qdss_cti_trig_in_a0, qdss_cti_trig_in_a1, qdss_cti_trig_in_b0,
+ qdss_cti_trig_in_b1, qdss_cti_trig_out_a0, qdss_cti_trig_out_a1,
+ qdss_cti_trig_out_b0, qdss_cti_trig_out_b1, qdss_traceclk_a,
+ qdss_traceclk_b, qdss_tracectl_a, qdss_tracectl_b, qdss_tracedata_a,
+ qdss_tracedata_b, qdss_tracedata_b, qspi_clk, qspi_cs, qspi_data,
+ rx0, rx1, sdc_clk, sdc_cmd, sdc_data, sdc_rclk, tsens_max,
+ wci20, wci21, wsa_swrm ]
+
+ 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,ipq9574-tlmm";
+ reg = <0x01000000 0x300000>;
+ interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ gpio-ranges = <&tlmm 0 0 65>;
+
+ uart2-state {
+ pins = "gpio34", "gpio35";
+ function = "blsp2_uart";
+ drive-strength = <8>;
+ bias-pull-down;
+ };
+ };
--
2.17.1