From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 11 Apr 2024 10:27:49 +0200
Subject: Adding upstream version 6.6.15.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../bindings/sound/atmel,sama5d2-pdmic.yaml        | 98 ++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/atmel,sama5d2-pdmic.yaml

(limited to 'Documentation/devicetree/bindings/sound/atmel,sama5d2-pdmic.yaml')

diff --git a/Documentation/devicetree/bindings/sound/atmel,sama5d2-pdmic.yaml b/Documentation/devicetree/bindings/sound/atmel,sama5d2-pdmic.yaml
new file mode 100644
index 0000000000..f320b561f2
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/atmel,sama5d2-pdmic.yaml
@@ -0,0 +1,98 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/atmel,sama5d2-pdmic.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Atmel PDMIC decoder
+
+maintainers:
+  - Claudiu Beznea <claudiu.beznea@microchip.com>
+
+description:
+  Atmel Pulse Density Modulation Interface Controller
+  (PDMIC) peripheral is a mono PDM decoder module
+  that decodes an incoming PDM sample stream.
+
+properties:
+  compatible:
+    const: atmel,sama5d2-pdmic
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: peripheral clock
+      - description: generated clock
+
+  clock-names:
+    items:
+      - const: pclk
+      - const: gclk
+
+  dmas:
+    maxItems: 1
+
+  dma-names:
+    const: rx
+
+  atmel,mic-min-freq:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description:
+      The minimal frequency that the microphone supports.
+
+  atmel,mic-max-freq:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description:
+      The maximal frequency that the microphone supports.
+
+  atmel,model:
+    $ref: /schemas/types.yaml#/definitions/string
+    default: PDMIC
+    description: The user-visible name of this sound card.
+
+  atmel,mic-offset:
+    $ref: /schemas/types.yaml#/definitions/int32
+    default: 0
+    description: The offset that should be added.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - dmas
+  - dma-names
+  - clock-names
+  - clocks
+  - atmel,mic-min-freq
+  - atmel,mic-max-freq
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/dma/at91.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    pdmic: sound@f8018000 {
+        compatible = "atmel,sama5d2-pdmic";
+        reg = <0xf8018000 0x124>;
+        interrupts = <48 IRQ_TYPE_LEVEL_HIGH 7>;
+        dmas = <&dma0
+                (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
+                | AT91_XDMAC_DT_PERID(50))>;
+        dma-names = "rx";
+        clocks = <&pdmic_clk>, <&pdmic_gclk>;
+        clock-names = "pclk", "gclk";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_pdmic_default>;
+        atmel,model = "PDMIC@sama5d2_xplained";
+        atmel,mic-min-freq = <1000000>;
+        atmel,mic-max-freq = <3246000>;
+        atmel,mic-offset = <0x0>;
+    };
-- 
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