From 6a3549d464bf8dc05ab87eab0f3ed2da0dbc5379 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 3 Dec 2013 17:28:59 -0800 Subject: [PATCH] ARM: shmobile: armadillo: add FSI support for DTS This patch support FSI-WM8978 with simple audio card Signed-off-by: Kuninori Morimoto Signed-off-by: Simon Horman --- .../dts/r8a7740-armadillo800eva-reference.dts | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts b/arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts index 7b80f19129e3..6d6fd3dff2d3 100644 --- a/arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts +++ b/arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts @@ -87,6 +87,24 @@ pinctrl-0 = <&backlight_pins>; pinctrl-names = "default"; }; + + sound { + compatible = "simple-audio-card"; + + simple-audio-card,format = "i2s"; + + simple-audio-card,cpu { + sound-dai = <&sh_fsi2 0>; + bitclock-inversion; + }; + + simple-audio-card,codec { + sound-dai = <&wm8978>; + bitclock-master; + frame-master; + system-clock-frequency = <12288000>; + }; + }; }; &i2c0 { @@ -100,6 +118,12 @@ pinctrl-names = "default"; gpios = <&pfc 166 GPIO_ACTIVE_LOW>; }; + + wm8978: wm8978@1a { + #sound-dai-cells = <0>; + compatible = "wlf,wm8978"; + reg = <0x1a>; + }; }; &pfc { @@ -130,6 +154,12 @@ renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_wp"; renesas,function = "sdhi0"; }; + + fsia_pins: sounda { + renesas,groups = "fsia_sclk_in", "fsia_mclk_out", + "fsia_data_in_1", "fsia_data_out_0"; + renesas,function = "fsia"; + }; }; &tpu { @@ -156,3 +186,10 @@ cd-gpios = <&pfc 167 GPIO_ACTIVE_LOW>; status = "okay"; }; + +&sh_fsi2 { + pinctrl-0 = <&fsia_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; -- 2.34.1