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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2015-07-02 17:06:28 +0300
committerTony Lindgren <tony@atomide.com>2015-07-14 04:27:02 -0700
commitcf9a4850e9957ccf3ca11409b15d9a915a326400 (patch)
tree5878805bba5708017c377523feda73959954c277 /arch/arm/boot/dts/am437x-gp-evm.dts
parentARM: dts: am437x-gp-evm: McASP1 node for audio support (diff)
downloadlinux-dev-cf9a4850e9957ccf3ca11409b15d9a915a326400.tar.xz
linux-dev-cf9a4850e9957ccf3ca11409b15d9a915a326400.zip
ARM: dts: am437x-gp-evm: Enable analog audio via simple-card
The board uses McASP1 <-> tlv320aic3106 for analog audio and has Headphone out and Line in connectors. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/am437x-gp-evm.dts')
-rw-r--r--arch/arm/boot/dts/am437x-gp-evm.dts28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index 98fcf6f17961..8e6ada75c428 100644
--- a/arch/arm/boot/dts/am437x-gp-evm.dts
+++ b/arch/arm/boot/dts/am437x-gp-evm.dts
@@ -113,6 +113,32 @@
clock-frequency = <12000000>;
};
+ sound0: sound@0 {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "AM437x-GP-EVM";
+ simple-audio-card,widgets =
+ "Headphone", "Headphone Jack",
+ "Line", "Line In";
+ simple-audio-card,routing =
+ "Headphone Jack", "HPLOUT",
+ "Headphone Jack", "HPROUT",
+ "LINE1L", "Line In",
+ "LINE1R", "Line In";
+ simple-audio-card,format = "dsp_b";
+ simple-audio-card,bitclock-master = <&sound0_master>;
+ simple-audio-card,frame-master = <&sound0_master>;
+ simple-audio-card,bitclock-inversion;
+
+ simple-audio-card,cpu {
+ sound-dai = <&mcasp1>;
+ system-clock-frequency = <12000000>;
+ };
+
+ sound0_master: simple-audio-card,codec {
+ sound-dai = <&tlv320aic3106>;
+ system-clock-frequency = <12000000>;
+ };
+ };
};
&am43xx_pinmux {
@@ -530,6 +556,7 @@
};
tlv320aic3106: tlv320aic3106@1b {
+ #sound-dai-cells = <0>;
compatible = "ti,tlv320aic3106";
reg = <0x1b>;
status = "okay";
@@ -825,6 +852,7 @@
};
&mcasp1 {
+ #sound-dai-cells = <0>;
pinctrl-names = "default", "sleep";
pinctrl-0 = <&mcasp1_pins>;
pinctrl-1 = <&mcasp1_sleep_pins>;