Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/…

…git/srini/slimbus.git

Documentation/devicetree/bindings/slimbus/qcom,slim-ngd.yaml

@@ -0,0 +1,120 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/slimbus/qcom,slim-ngd.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SoC SLIMBus Non Generic Device (NGD) Controller
+
+maintainers:
+  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
+  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
+
+description:
+  SLIMBus NGD controller is a light-weight driver responsible for communicating
+  with SLIMBus slaves directly over the bus using messaging interface and
+  communicating with master component residing on ADSP for bandwidth and
+  data-channel management
+
+properties:
+  compatible:
+    enum:
+      - qcom,slim-ngd-v1.5.0        # for MSM8996
+      - qcom,slim-ngd-v2.1.0        # for SDM845
+
+  reg:
+    maxItems: 1
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+  dmas:
+    maxItems: 2
+
+  dma-names:
+    items:
+      - const: rx
+      - const: tx
+
+  interrupts:
+    maxItems: 1
+
+  iommus:
+    maxItems: 1
+
+patternProperties:
+  "^slim@[0-9a-f]+$":
+    type: object
+    $ref: slimbus.yaml#
+    description:
+      Each subnode represents an instance of NGD
+
+    properties:
+      reg:
+        maxItems: 1
+
+    unevaluatedProperties: false
+
+required:
+  - compatible
+  - reg
+  - "#address-cells"
+  - "#size-cells"
+  - dmas
+  - dma-names
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    slim-ngd@171c0000 {
+        compatible = "qcom,slim-ngd-v2.1.0";
+        reg = <0x171c0000 0x2c000>;
+        interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>;
+
+        dmas = <&slimbam 3>, <&slimbam 4>;
+        dma-names = "rx", "tx";
+        iommus = <&apps_smmu 0x1806 0x0>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        slim@1 {
+            reg = <1>;
+            #address-cells = <2>;
+            #size-cells = <0>;
+
+            codec@1,0 {
+                compatible = "slim217,250";
+                reg = <1 0>;
+                slim-ifc-dev = <&wcd9340_ifd>;
+
+                #sound-dai-cells = <1>;
+
+                interrupts-extended = <&tlmm 54 IRQ_TYPE_LEVEL_HIGH>;
+                interrupt-controller;
+                #interrupt-cells = <1>;
+
+                #clock-cells = <0>;
+                clock-frequency = <9600000>;
+                clock-output-names = "mclk";
+                qcom,micbias1-microvolt = <1800000>;
+                qcom,micbias2-microvolt = <1800000>;
+                qcom,micbias3-microvolt = <1800000>;
+                qcom,micbias4-microvolt = <1800000>;
+
+                #address-cells = <1>;
+                #size-cells = <1>;
+
+                reset-gpios = <&tlmm 64 GPIO_ACTIVE_HIGH>;
+
+                /* Rest of the WCD9340 codec */
+            };
+        };
+    };

Documentation/devicetree/bindings/slimbus/qcom,slim.yaml

@@ -0,0 +1,86 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/slimbus/qcom,slim.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SoC SLIMbus controller
+
+maintainers:
+  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
+  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
+
+description:
+  SLIMbus controller used when applications processor controls SLIMbus master
+  component.
+
+allOf:
+  - $ref: slimbus.yaml#
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - qcom,apq8064-slim
+      - const: qcom,slim
+
+  reg:
+    items:
+      - description: Physical address of controller register blocks
+      - description: SLEW RATE register
+
+  reg-names:
+    items:
+      - const: ctrl
+      - const: slew
+
+  clocks:
+    items:
+      - description: Interface clock for this controller
+      - description: Interrupt for controller core's BAM
+
+  clock-names:
+    items:
+      - const: iface
+      - const: core
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - clocks
+  - clock-names
+  - interrupts
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,gcc-msm8960.h>
+    #include <dt-bindings/clock/qcom,lcc-msm8960.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    soc {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        ranges;
+
+        slim@28080000 {
+            compatible = "qcom,apq8064-slim", "qcom,slim";
+            reg = <0x28080000 0x2000>, <0x80207c 4>;
+            reg-names = "ctrl", "slew";
+            interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+            clocks = <&lcc SLIMBUS_SRC>, <&lcc AUDIO_SLIMBUS_CLK>;
+            clock-names = "iface", "core";
+            #address-cells = <2>;
+            #size-cells = <0>;
+
+            audio-codec@1,0 {
+                compatible = "slim217,60";
+                reg = <1 0>;
+            };
+        };
+    };