dt-bindings: pinctrl: qcom: add IPQ5210 pinctrl

Add device tree bindings for IPQ5210 TLMM block.

Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@oss.qualcomm.com>
Signed-off-by: Linus Walleij <linusw@kernel.org>

Author: kathiravan-moorthy

Documentation/devicetree/bindings/pinctrl/qcom,ipq5210-tlmm.yaml

@@ -0,0 +1,123 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,ipq5210-tlmm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm IPQ5210 TLMM pin controller
+
+maintainers:
+  - Bjorn Andersson <andersson@kernel.org>
+  - Kathiravan Thirumoorthy <kathiravan.thirumoorthy@oss.qualcomm.com>
+
+description:
+  Top Level Mode Multiplexer pin controller in Qualcomm IPQ5210 SoC.
+
+allOf:
+  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
+
+properties:
+  compatible:
+    const: qcom,ipq5210-tlmm
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  gpio-reserved-ranges:
+    minItems: 1
+    maxItems: 27
+
+  gpio-line-names:
+    maxItems: 54
+
+patternProperties:
+  "-state$":
+    oneOf:
+      - $ref: "#/$defs/qcom-ipq5210-tlmm-state"
+      - patternProperties:
+          "-pins$":
+            $ref: "#/$defs/qcom-ipq5210-tlmm-state"
+        additionalProperties: false
+
+$defs:
+  qcom-ipq5210-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]|[1-4][0-9]|5[0-3])$"
+        minItems: 1
+        maxItems: 36
+
+      function:
+        description:
+          Specify the alternative function to be configured for the specified
+          pins.
+
+        enum: [ atest_char_start, atest_char_status0, atest_char_status1,
+                atest_char_status2, atest_char_status3, atest_tic_en, audio_pri,
+                audio_pri_mclk_out0, audio_pri_mclk_in0, audio_pri_mclk_out1,
+                audio_pri_mclk_in1, audio_pri_mclk_out2, audio_pri_mclk_in2,
+                audio_pri_mclk_out3, audio_pri_mclk_in3, audio_sec,
+                audio_sec_mclk_out0, audio_sec_mclk_in0, audio_sec_mclk_out1,
+                audio_sec_mclk_in1, audio_sec_mclk_out2, audio_sec_mclk_in2,
+                audio_sec_mclk_out3, audio_sec_mclk_in3, core_voltage_0,
+                cri_trng0, cri_trng1, cri_trng2, cri_trng3, dbg_out_clk, dg_out,
+                gcc_plltest_bypassnl, gcc_plltest_resetn, gcc_tlmm, gpio, led0,
+                led1, led2, mdc_mst, mdc_slv0, mdc_slv1, mdc_slv2, mdio_mst,
+                mdio_slv0, mdio_slv1, mdio_slv2, mux_tod_out, pcie0_clk_req_n,
+                pcie0_wake, pcie1_clk_req_n, pcie1_wake, pll_test,
+                pon_active_led, pon_mux_sel, pon_rx, pon_rx_los, pon_tx,
+                pon_tx_burst, pon_tx_dis, pon_tx_fault, pon_tx_sd, gpn_rx_los,
+                gpn_tx_burst, gpn_tx_dis, gpn_tx_fault, gpn_tx_sd, pps, 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_tracectl_a,
+                qdss_tracedata_a, qrng_rosc0, qrng_rosc1, qrng_rosc2,
+                qspi_data, qspi_clk, qspi_cs_n, qup_se0, qup_se1, qup_se2,
+                qup_se3, qup_se4, qup_se5, qup_se5_l1, resout, rx_los0, rx_los1,
+                rx_los2, sdc_clk, sdc_cmd, sdc_data, tsens_max ]
+
+    required:
+      - pins
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    tlmm: pinctrl@1000000 {
+        compatible = "qcom,ipq5210-tlmm";
+        reg = <0x01000000 0x300000>;
+        gpio-controller;
+        #gpio-cells = <0x2>;
+        gpio-ranges = <&tlmm 0 0 54>;
+        interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+        interrupt-controller;
+        #interrupt-cells = <0x2>;
+
+        qup-uart1-default-state {
+            pins = "gpio38", "gpio39";
+            function = "qup_se1";
+            drive-strength = <6>;
+            bias-pull-down;
+        };
+    };