From: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
To: <alsa-devel@alsa-project.org>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Cc: <lgirdwood@gmail.com>, <broonie@kernel.org>, <robh+dt@kernel.org>,
<perex@perex.cz>, <tiwai@suse.com>, <nicolas.ferre@microchip.com>,
<alexandre.belloni@bootlin.com>,
<ludovic.desroches@microchip.com>,
"Codrin Ciubotariu" <codrin.ciubotariu@microchip.com>
Subject: [PATCH 1/2] dt-bindings: sound: add DT bindings for Microchip S/PDIF TX Controller
Date: Tue, 28 Jul 2020 13:07:43 +0300 [thread overview]
Message-ID: <20200728100744.2820112-1-codrin.ciubotariu@microchip.com> (raw)
This patch adds DT bindings for the new Microchip S/PDIF TX Controller
embedded inside sama7g5 SoCs.
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
---
.../bindings/sound/mchp,spdiftx.yaml | 76 +++++++++++++++++++
1 file changed, 76 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml
diff --git a/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml b/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml
new file mode 100644
index 000000000000..8e2acfbbe621
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mchp,spdiftx.yaml
@@ -0,0 +1,76 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: https://devicetree.org/schemas/sound/mchp,spdiftx.yaml#
+$schema: https://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip S/PDIF Tx Controller Device Tree Bindings
+
+maintainers:
+ - Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
+
+description:
+ The Microchip Sony/Philips Digital Interface Transmitter is a
+ serial port compliant with the IEC-60958 standard.
+
+properties:
+ "#sound-dai-cells":
+ const: 0
+
+ compatible:
+ oneOf:
+ - const: microchip,sama7g5-spdiftx
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: Peripheral Bus Clock
+ - description: Generic Clock
+
+ clock-names:
+ items:
+ - const: pclk
+ - const: gclk
+
+ dmas:
+ description: TX DMA Channel
+
+ dma-names:
+ const: tx
+
+ pinctrl-0: true
+
+ pinctrl-names:
+ const: default
+
+required:
+ - "#sound-dai-cells"
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+ - dmas
+ - dma-names
+
+additionalProperties: false
+
+examples:
+ - |
+ spdiftx@e1618000 {
+ #sound-dai-cells = <0>;
+ compatible = "microchip,sama7g5-spdiftx";
+ reg = <0xe1618000 0x100>;
+ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&dma0 AT91_XDMAC_DT_PERID(50)>;
+ dma-names = "tx";
+ clocks = <&spdiftx_clk>, <&spdiftx_gclk>;
+ clock-names = "pclk", "gclk";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spdiftx_default>;
+ };
--
2.25.1
next reply other threads:[~2020-07-28 10:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-28 10:07 Codrin Ciubotariu [this message]
2020-07-28 10:07 ` [PATCH 2/2] ASoC: mchp-spdiftx: add driver for S/PDIF TX Controller Codrin Ciubotariu
2020-07-28 19:19 ` [PATCH 1/2] dt-bindings: sound: add DT bindings for Microchip " Rob Herring
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