dt-bindings: pinctrl: describe qcs8300-tlmm

Add DT bindings for the TLMM controller on QCS8300 platforms.

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

Author: Jingyi Wang

Documentation/devicetree/bindings/pinctrl/qcom,qcs8300-tlmm.yaml

@@ -0,0 +1,118 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,qcs8300-tlmm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. QCS8300 TLMM block
+
+maintainers:
+  - Jingyi Wang <[email protected]>
+
+description: |
+  Top Level Mode Multiplexer pin controller in Qualcomm QCS8300 SoC.
+
+allOf:
+  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
+
+properties:
+  compatible:
+    const: qcom,qcs8300-tlmm
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  gpio-reserved-ranges:
+    minItems: 1
+    maxItems: 67
+
+  gpio-line-names:
+    maxItems: 133
+
+patternProperties:
+  "-state$":
+    oneOf:
+      - $ref: "#/$defs/qcom-qcs8300-tlmm-state"
+      - patternProperties:
+          "-pins$":
+            $ref: "#/$defs/qcom-qcs8300-tlmm-state"
+        additionalProperties: false
+
+$defs:
+  qcom-qcs8300-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[0-2][0-9]|13[0-2])$"
+            - enum: [ ufs_reset, sdc1_rclk, sdc1_clk, sdc1_cmd, sdc1_data ]
+        minItems: 1
+        maxItems: 36
+
+      function:
+        description:
+          Specify the alternative function to be configured for the specified
+          pins.
+
+        enum: [ aoss_cti, atest_char, atest_usb2, audio_ref, cam_mclk,
+                cci_async, cci_i2c_scl, cci_i2c_sda, cci_timer, cri_trng,
+                dbg_out, ddr_bist, ddr_pxi0, ddr_pxi1, ddr_pxi2, ddr_pxi3,
+                edp0_hot, edp0_lcd, edp1_lcd, egpio, emac0_mcg0, emac0_mcg1,
+                emac0_mcg2, emac0_mcg3, emac0_mdc, emac0_mdio, emac0_ptp_aux,
+                emac0_ptp_pps, gcc_gp1, gcc_gp2, gcc_gp3, gcc_gp4, gcc_gp5,
+                gpio, hs0_mi2s, hs1_mi2s, hs2_mi2s, ibi_i3c, jitter_bist,
+                mdp0_vsync0, mdp0_vsync1, mdp0_vsync3, mdp0_vsync6, mdp0_vsync7,
+                mdp_vsync, mi2s1_data0, mi2s1_data1, mi2s1_sck, mi2s1_ws,
+                mi2s2_data0, mi2s2_data1, mi2s2_sck, mi2s2_ws, mi2s_mclk0,
+                mi2s_mclk1, pcie0_clkreq, pcie1_clkreq, phase_flag, pll_bist,
+                pll_clk, prng_rosc0, prng_rosc1, prng_rosc2, prng_rosc3,
+                qdss_cti, qdss_gpio, qup0_se0, qup0_se1, qup0_se2, qup0_se3,
+                qup0_se4, qup0_se5, qup0_se6, qup0_se7, qup1_se0, qup1_se1,
+                qup1_se2, qup1_se3, qup1_se4, qup1_se5, qup1_se6, qup1_se7,
+                qup2_se0, sailss_emac0, sailss_ospi, sail_top, sgmii_phy,
+                tb_trig, tgu_ch0, tgu_ch1, tgu_ch2, tgu_ch3, tsense_pwm1,
+                tsense_pwm2, tsense_pwm3, tsense_pwm4, usb2phy_ac,
+                vsense_trigger ]
+
+    required:
+      - pins
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    tlmm: pinctrl@f100000 {
+        compatible = "qcom,qcs8300-tlmm";
+        reg = <0x0f100000 0x300000>;
+        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+        gpio-controller;
+        #gpio-cells = <2>;
+        gpio-ranges = <&tlmm 0 0 133>;
+        interrupt-controller;
+        #interrupt-cells = <2>;
+
+        qup-uart7-state {
+            pins = "gpio43", "gpio44";
+            function = "qup0_se7";
+        };
+    };
+...