Microchip's SAMA7G5 embeds two PDMCs. The PDMCs can be used to connect 2x4 PDM microphones.
Signed-off-by: Codrin Ciubotariu codrin.ciubotariu@microchip.com ---
Chnages in v3: - none
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";