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Message-ID: <20230510134121.1232286-4-quic_srichara@quicinc.com>
Date: Wed, 10 May 2023 19:11:16 +0530
From: Sricharan Ramabadhran <quic_srichara@...cinc.com>
To: <agross@...nel.org>, <andersson@...nel.org>,
<konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>, <mturquette@...libre.com>,
<sboyd@...nel.org>, <ulf.hansson@...aro.org>,
<linus.walleij@...aro.org>, <catalin.marinas@....com>,
<will@...nel.org>, <p.zabel@...gutronix.de>,
<linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-mmc@...r.kernel.org>,
<linux-gpio@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>, <quic_srichara@...cinc.com>
Subject: [PATCH v4 3/8] dt-bindings: pinctrl: qcom: Add support for ipq5018
Add device tree binding Documentation details for ipq5018
pinctrl driver.
Co-developed-by: Nitheesh Sekar <quic_nsekar@...cinc.com>
Signed-off-by: Nitheesh Sekar <quic_nsekar@...cinc.com>
Co-developed-by: Varadarajan Narayanan <quic_varada@...cinc.com>
Signed-off-by: Varadarajan Narayanan <quic_varada@...cinc.com>
Signed-off-by: Sricharan Ramabadhran <quic_srichara@...cinc.com>
---
[v4] Fixed all comments from Krzysztof Kozlowski
Fixed warnings from schema checks
.../bindings/pinctrl/qcom,ipq5018-tlmm.yaml | 127 ++++++++++++++++++
1 file changed, 127 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-tlmm.yaml
diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-tlmm.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-tlmm.yaml
new file mode 100644
index 000000000000..fad0118fd521
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,ipq5018-tlmm.yaml
@@ -0,0 +1,127 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,ipq5018-tlmm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm IPQ5018 TLMM pin controller
+
+maintainers:
+ - Bjorn Andersson <andersson@...nel.org>
+ - Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
+
+description:
+ Top Level Mode Multiplexer pin controller in Qualcomm IPQ5018 SoC.
+
+properties:
+ compatible:
+ const: qcom,ipq5018-tlmm
+
+ 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: 24
+
+ gpio-line-names:
+ maxItems: 47
+
+patternProperties:
+ "-state$":
+ oneOf:
+ - $ref: "#/$defs/qcom-ipq5018-tlmm-state"
+ - patternProperties:
+ "-pins$":
+ $ref: "#/$defs/qcom-ipq5018-tlmm-state"
+ additionalProperties: false
+
+$defs:
+ qcom-ipq5018-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
+ unevaluatedProperties: false
+
+ properties:
+ pins:
+ description:
+ List of gpio pins affected by the properties specified in this
+ subnode.
+ items:
+ pattern: "^gpio([0-9]|[1-3][0-9]|4[0-6])$"
+ minItems: 1
+ maxItems: 8
+
+ function:
+ description:
+ Specify the alternative function to be configured for the specified
+ pins.
+
+ enum: [ atest_char, audio_pdm0, audio_pdm1, audio_rxbclk, audio_rxd,
+ audio_rxfsync, audio_rxmclk, audio_txbclk, audio_txd,
+ audio_txfsync, audio_txmclk, blsp0_i2c, blsp0_spi, blsp0_uart0,
+ blsp0_uart1, blsp1_i2c0, blsp1_i2c1, blsp1_spi0, blsp1_spi1,
+ blsp1_uart0, blsp1_uart1, blsp1_uart2, blsp2_i2c0, blsp2_i2c1,
+ blsp2_spi, blsp2_spi0, blsp2_spi1, btss, burn0, burn1, cri_trng,
+ cri_trng0, cri_trng1, cxc_clk, cxc_data, dbg_out, eud_gpio,
+ gcc_plltest, gcc_tlmm, gpio, led0, led2, mac0, mac1, mdc, mdio,
+ pcie0_clk, pcie0_wake, pcie1_clk, pcie1_wake, pll_test,
+ prng_rosc, pwm0, pwm1, pwm2, pwm3, 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, qspi_clk, qspi_cs,
+ qspi_data, reset_out, sdc1_clk, sdc1_cmd, sdc1_data, wci_txd,
+ wci_rxd, wsa_swrm, wsi_clk3, wsi_data3, wsis_reset, xfem ]
+
+ required:
+ - pins
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ tlmm: pinctrl@...0000 {
+ compatible = "qcom,ipq5018-tlmm";
+ reg = <0x01000000 0x300000>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&tlmm 0 0 47>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+
+ uart-w-state {
+ rx-pins {
+ pins = "gpio33";
+ function = "blsp1_uart1";
+ bias-pull-down;
+ };
+
+ tx-pins {
+ pins = "gpio34";
+ function = "blsp1_uart1";
+ bias-pull-down;
+ };
+ };
+ };
+...
--
2.34.1
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