dt-bindings: pinctrl : qcom: document SAR2130P TLMM

Add bindings for the pin controller (TLMM) present on the
Qualcomm SAR2130P platform.

Signed-off-by: Dmitry Baryshkov <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Link: https://lore.kernel.org/[email protected]
Signed-off-by: Linus Walleij <[email protected]>

Author: lumag

Documentation/devicetree/bindings/pinctrl/qcom,sar2130p-tlmm.yaml

@@ -0,0 +1,138 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,sar2130p-tlmm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. SAR2130P TLMM block
+
+maintainers:
+  - Dmitry Baryshkov <[email protected]>
+
+description:
+  Top Level Mode Multiplexer pin controller in Qualcomm SAR2130P SoC.
+
+allOf:
+  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
+
+properties:
+  compatible:
+    const: qcom,sar2130p-tlmm
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  gpio-reserved-ranges:
+    minItems: 1
+    maxItems: 78
+
+  gpio-line-names:
+    maxItems: 156
+
+patternProperties:
+  "-state$":
+    oneOf:
+      - $ref: "#/$defs/qcom-sar2130p-tlmm-state"
+      - patternProperties:
+          "-pins$":
+            $ref: "#/$defs/qcom-sar2130p-tlmm-state"
+        additionalProperties: false
+
+$defs:
+  qcom-sar2130p-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:
+          oneOf:
+            - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-4][0-9]|15[0-5])$"
+            - enum: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc1_rclk ]
+        minItems: 1
+        maxItems: 36
+
+      function:
+        description:
+          Specify the alternative function to be configured for the specified
+          pins.
+        enum: [ aoss_cti, atest_char, atest_char0, atest_char1, atest_char2,
+                atest_char3, atest_usb0, atest_usb00, atest_usb01, atest_usb02,
+                atest_usb03, audio_ref, cam_mclk, cci_async, cci_i2c,
+                cci_timer0, cci_timer1, cci_timer2, cci_timer3, cci_timer4,
+                cri_trng, cri_trng0, cri_trng1, dbg_out, ddr_bist, ddr_pxi0,
+                ddr_pxi1, ddr_pxi2, ddr_pxi3, dp0_hot, ext_mclk0, ext_mclk1,
+                gcc_gp1, gcc_gp2, gcc_gp3, gpio, host2wlan_sol, i2s0_data0,
+                i2s0_data1, i2s0_sck, i2s0_ws, ibi_i3c, jitter_bist, mdp_vsync,
+                mdp_vsync0, mdp_vsync1, mdp_vsync2, mdp_vsync3, pcie0_clkreqn,
+                pcie1_clkreqn, phase_flag0, phase_flag1, phase_flag10,
+                phase_flag11, phase_flag12, phase_flag13, phase_flag14,
+                phase_flag15, phase_flag16, phase_flag17, phase_flag18,
+                phase_flag19, phase_flag2, phase_flag20, phase_flag21,
+                phase_flag22, phase_flag23, phase_flag24, phase_flag25,
+                phase_flag26, phase_flag27, phase_flag28, phase_flag29,
+                phase_flag3, phase_flag30, phase_flag31, phase_flag4,
+                phase_flag5, phase_flag6, phase_flag7, phase_flag8,
+                phase_flag9, pll_bist, pll_clk, prng_rosc0, prng_rosc1,
+                prng_rosc2, prng_rosc3, qdss_cti, qdss_gpio, qdss_gpio0,
+                qdss_gpio1, qdss_gpio10, qdss_gpio11, qdss_gpio12, qdss_gpio13,
+                qdss_gpio14, qdss_gpio15, qdss_gpio2, qdss_gpio3, qdss_gpio4,
+                qdss_gpio5, qdss_gpio6, qdss_gpio7, qdss_gpio8, qdss_gpio9,
+                qspi0, qspi1, qspi2, qspi3, qspi_clk, qspi_cs0, qspi_cs1, qup0,
+                qup1, qup2, qup3, qup4, qup5, qup6, qup7, qup8, qup9, qup10,
+                qup11, tb_trig, tgu_ch0, tgu_ch1, tgu_ch2, tgu_ch3,
+                tmess_prng0, tmess_prng1, tmess_prng2, tmess_prng3,
+                tsense_pwm1, tsense_pwm2, usb0_phy, vsense_trigger ]
+
+    required:
+      - pins
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    pinctrl@f100000 {
+        compatible = "qcom,sar2130p-tlmm";
+        reg = <0x0f100000 0x300000>;
+        gpio-controller;
+        #gpio-cells = <2>;
+        gpio-ranges = <&tlmm 0 0 156>;
+        interrupt-controller;
+        #interrupt-cells = <2>;
+        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+
+        gpio-wo-state {
+            pins = "gpio1";
+            function = "gpio";
+        };
+
+        uart-w-state {
+            rx-pins {
+                pins = "gpio26";
+                function = "qup7";
+                bias-pull-up;
+            };
+
+            tx-pins {
+                pins = "gpio27";
+                function = "qup7";
+                bias-disable;
+            };
+        };
+    };
+...