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authorMarek Belisko <marek@goldelico.com>2015-05-07 21:35:05 +0200
committerTony Lindgren <tony@atomide.com>2015-05-20 11:21:24 -0700
commitf6ae941e710f4228bc13d3aefe0fbefb4012ab71 (patch)
treec1d222dd649f3c3ca7d08f831e9e03d2c686674b
parentab159d234d2eb0cf142a68c8f96e88fa082b96e6 (diff)
downloadop-kernel-dev-f6ae941e710f4228bc13d3aefe0fbefb4012ab71.zip
op-kernel-dev-f6ae941e710f4228bc13d3aefe0fbefb4012ab71.tar.gz
ARM: dts: omap3-gta04: Add GSM audio support
Add voice audio card which is used for telephony on gta04 board. gtm601 codec is UMTS modem with pcm interface which get samples from microphone and provide data from other party side. Use simple audio card to describe audio card. Signed-off-by: Marek Belisko <marek@goldelico.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/boot/dts/omap3-gta04.dtsi26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
index 6ea1257..7166d88 100644
--- a/arch/arm/boot/dts/omap3-gta04.dtsi
+++ b/arch/arm/boot/dts/omap3-gta04.dtsi
@@ -48,6 +48,28 @@
ti,mcbsp = <&mcbsp2>;
};
+ /* GSM audio */
+ sound_telephony {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "GTA04 voice";
+ simple-audio-card,bitclock-master = <&telephony_link_master>;
+ simple-audio-card,frame-master = <&telephony_link_master>;
+ simple-audio-card,format = "i2s";
+
+ simple-audio-card,cpu {
+ sound-dai = <&mcbsp4>;
+ };
+
+ telephony_link_master: simple-audio-card,codec {
+ sound-dai = <&gtm601_codec>;
+ };
+ };
+
+ gtm601_codec: gsm_codec {
+ compatible = "option,gtm601";
+ #sound-dai-cells = <0>;
+ };
+
spi_lcd {
compatible = "spi-gpio";
#address-cells = <0x1>;
@@ -528,3 +550,7 @@
pinctrl-names = "default";
pinctrl-0 = <&hdq_pins>;
};
+
+&mcbsp4 {
+ status = "okay";
+};
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