From: Biju Das <[email protected]> Enable sound PIO support on carrier board.
Signed-off-by: Biju Das <[email protected]> Reviewed-by: Fabrizio Castro <[email protected]> Signed-off-by: Simon Horman <[email protected]> --- arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts | 46 +++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts index 5d4b7d203f8d..b6521da8b766 100644 --- a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts +++ b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts @@ -32,6 +32,21 @@ clock-frequency = <26000000>; }; + rsnd_sgtl5000: sound { + compatible = "simple-audio-card"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&sndcodec>; + simple-audio-card,frame-master = <&sndcodec>; + + sndcpu: simple-audio-card,cpu { + sound-dai = <&rcar_sound>; + }; + + sndcodec: simple-audio-card,codec { + sound-dai = <&sgtl5000>; + }; + }; + vccq_sdhi0: regulator-vccq-sdhi0 { compatible = "regulator-gpio"; @@ -141,6 +156,11 @@ power-source = <3300>; }; + sound_pins: sound { + groups = "ssi34_ctrl", "ssi3_data", "ssi4_data"; + function = "ssi"; + }; + usb0_pins: usb0 { groups = "usb0"; function = "usb0"; @@ -152,6 +172,23 @@ }; }; +&rcar_sound { + pinctrl-0 = <&sound_pins>; + pinctrl-names = "default"; + status = "okay"; + + /* Single DAI */ + + #sound-dai-cells = <0>; + + rcar_sound,dai { + dai0 { + playback = <&ssi3>; + capture = <&ssi4>; + }; + }; +}; + &scif4 { pinctrl-0 = <&scif4_pins>; pinctrl-names = "default"; @@ -169,6 +206,15 @@ status = "okay"; }; +&ssi3 { + pio-transfer; +}; + +&ssi4 { + pio-transfer; + shared-pin; +}; + &usbphy { status = "okay"; }; -- 2.11.0
