Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 90 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/clock/cirrus,cs2000-cp.yaml b/Documentation/devicetree/bindings/clock/cirrus,cs2000-cp.yaml
new file mode 100644
index 000000000..82836086c
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/cirrus,cs2000-cp.yaml
@@ -0,0 +1,90 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/cirrus,cs2000-cp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Binding CIRRUS LOGIC Fractional-N Clock Synthesizer & Clock Multiplier
+
+maintainers:
+  - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+
+description: |
+  The CS2000-CP is an extremely versatile system clocking device that
+  utilizes a programmable phase lock loop.
+
+  Link: https://www.cirrus.com/products/cs2000/
+
+properties:
+  compatible:
+    enum:
+      - cirrus,cs2000-cp
+
+  clocks:
+    description:
+      Common clock binding for CLK_IN, XTI/REF_CLK
+    maxItems: 2
+
+  clock-names:
+    items:
+      - const: clk_in
+      - const: ref_clk
+
+  '#clock-cells':
+    const: 0
+
+  reg:
+    maxItems: 1
+
+  cirrus,aux-output-source:
+    description:
+      Specifies the function of the auxiliary clock output pin
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum:
+      - 0 # CS2000CP_AUX_OUTPUT_REF_CLK:  ref_clk input
+      - 1 # CS2000CP_AUX_OUTPUT_CLK_IN:   clk_in input
+      - 2 # CS2000CP_AUX_OUTPUT_CLK_OUT:  clk_out output
+      - 3 # CS2000CP_AUX_OUTPUT_PLL_LOCK: pll lock status
+    default: 0
+
+  cirrus,clock-skip:
+    description:
+      This mode allows the PLL to maintain lock even when CLK_IN
+      has missing pulses for up to 20 ms.
+    $ref: /schemas/types.yaml#/definitions/flag
+
+  cirrus,dynamic-mode:
+    description:
+      In dynamic mode, the CLK_IN input is used to drive the
+      digital PLL of the silicon.
+      If not given, the static mode shall be used to derive the
+      output signal directly from the REF_CLK input.
+    $ref: /schemas/types.yaml#/definitions/flag
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/cirrus,cs2000-cp.h>
+
+    i2c@0 {
+      reg = <0x0 0x100>;
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      clock-controller@4f {
+        #clock-cells = <0>;
+        compatible = "cirrus,cs2000-cp";
+        reg = <0x4f>;
+        clocks = <&rcar_sound 0>, <&x12_clk>;
+        clock-names = "clk_in", "ref_clk";
+        cirrus,aux-output-source = <CS2000CP_AUX_OUTPUT_CLK_OUT>;
+      };
+    };