[PATCH v2 4/6] ARM: dts: at91: sama7g5: add nodes for PDMC

From: Codrin Ciubotariu
Date: Mon Mar 07 2022 - 05:49:26 EST


Microchip's SAMA7G5 embeds two PDMCs. The PDMCs can be used to connect 2x4
PDM microphones.

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@xxxxxxxxxxxxx>
---

Changes in v2:
- set 'sound' as nodes' name

arch/arm/boot/dts/sama7g5.dtsi | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)

diff --git a/arch/arm/boot/dts/sama7g5.dtsi b/arch/arm/boot/dts/sama7g5.dtsi
index eddcfbf4d223..70e86444194f 100644
--- a/arch/arm/boot/dts/sama7g5.dtsi
+++ b/arch/arm/boot/dts/sama7g5.dtsi
@@ -275,6 +275,30 @@ pwm: pwm@e1604000 {
status = "disabled";
};

+ pdmc0: sound@e1608000 {
+ compatible = "microchip,sama7g5-pdmc";
+ reg = <0xe1608000 0x1000>;
+ interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
+ #sound-dai-cells = <0>;
+ dmas = <&dma0 AT91_XDMAC_DT_PERID(37)>;
+ dma-names = "rx";
+ clocks = <&pmc PMC_TYPE_PERIPHERAL 68>, <&pmc PMC_TYPE_GCK 68>;
+ clock-names = "pclk", "gclk";
+ status = "disabled";
+ };
+
+ pdmc1: sound@e160c000 {
+ compatible = "microchip,sama7g5-pdmc";
+ reg = <0xe160c000 0x1000>;
+ interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
+ #sound-dai-cells = <0>;
+ dmas = <&dma0 AT91_XDMAC_DT_PERID(38)>;
+ dma-names = "rx";
+ clocks = <&pmc PMC_TYPE_PERIPHERAL 69>, <&pmc PMC_TYPE_GCK 69>;
+ clock-names = "pclk", "gclk";
+ status = "disabled";
+ };
+
spdifrx: spdifrx@e1614000 {
#sound-dai-cells = <0>;
compatible = "microchip,sama7g5-spdifrx";
--
2.32.0