From 099343c64e1615ae83b0994197027be363ca4899 Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Wed, 7 Nov 2012 11:41:41 +0800 Subject: ARM: at91: atmel-ssc: add device tree support Add atmel-ssc for device tree support Match "atmel,at91rm9200-ssc" for using pdc for data transfer Match "atmel,at91sam9g45-ssc" for using dma for data transfer Signed-off-by: Bo Shen Acked-by: Nicolas Ferre Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/misc/atmel-ssc.txt | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 Documentation/devicetree/bindings/misc/atmel-ssc.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/misc/atmel-ssc.txt b/Documentation/devicetree/bindings/misc/atmel-ssc.txt new file mode 100644 index 000000000000..38e51ad2e07e --- /dev/null +++ b/Documentation/devicetree/bindings/misc/atmel-ssc.txt @@ -0,0 +1,15 @@ +* Atmel SSC driver. + +Required properties: +- compatible: "atmel,at91rm9200-ssc" or "atmel,at91sam9g45-ssc" + - atmel,at91rm9200-ssc: support pdc transfer + - atmel,at91sam9g45-ssc: support dma transfer +- reg: Should contain SSC registers location and length +- interrupts: Should contain SSC interrupt + +Example: +ssc0: ssc@fffbc000 { + compatible = "atmel,at91rm9200-ssc"; + reg = <0xfffbc000 0x4000>; + interrupts = <14 4 5>; +}; -- cgit v1.2.3 From 531f67e41dcde1e358cf821d056241a66355cf03 Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Wed, 14 Nov 2012 18:09:11 +0800 Subject: ASoC: at91sam9g20ek-wm8731: convert to dt support convert at91sam9g20ek with wm8731 to device tree support Signed-off-by: Bo Shen Signed-off-by: Mark Brown --- .../sound/atmel-at91sam9g20ek-wm8731-audio.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/atmel-at91sam9g20ek-wm8731-audio.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/sound/atmel-at91sam9g20ek-wm8731-audio.txt b/Documentation/devicetree/bindings/sound/atmel-at91sam9g20ek-wm8731-audio.txt new file mode 100644 index 000000000000..9c5a9947b64d --- /dev/null +++ b/Documentation/devicetree/bindings/sound/atmel-at91sam9g20ek-wm8731-audio.txt @@ -0,0 +1,26 @@ +* Atmel at91sam9g20ek wm8731 audio complex + +Required properties: + - compatible: "atmel,at91sam9g20ek-wm8731-audio" + - atmel,model: The user-visible name of this sound complex. + - atmel,audio-routing: A list of the connections between audio components. + - atmel,ssc-controller: The phandle of the SSC controller + - atmel,audio-codec: The phandle of the WM8731 audio codec +Optional properties: + - pinctrl-names, pinctrl-0: Please refer to pinctrl-bindings.txt + +Example: +sound { + compatible = "atmel,at91sam9g20ek-wm8731-audio"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pck0_as_mck>; + + atmel,model = "wm8731 @ AT91SAMG20EK"; + + atmel,audio-routing = + "Ext Spk", "LHPOUT", + "Int MIC", "MICIN"; + + atmel,ssc-controller = <&ssc0>; + atmel,audio-codec = <&wm8731>; +}; -- cgit v1.2.3