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authorMax Filippov <jcmvbkbc@gmail.com>2013-04-19 21:01:31 +0400
committerMax Filippov <jcmvbkbc@gmail.com>2015-02-07 11:21:39 +0300
commitc2c62e61fb8559420bb0346953843e557cdddba7 (patch)
treef1de3790b658ca3e25147650da3cd3139513ce9d /arch/xtensa/boot
parente36f014edff70fc02b3d3d79cead1d58f289332e (diff)
downloadlinux-c2c62e61fb8559420bb0346953843e557cdddba7.tar.bz2
xtensa: xtfpga: add audio card to xtfpga DTS
This includes OpenCores I2C host controller, TI CDCE706 clock generator, xtfpga I2S master controller, xtfpga SPI master controller, TI TLV320AIC23 audio codec and a simple audio card. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa/boot')
-rw-r--r--arch/xtensa/boot/dts/xtfpga.dtsi64
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/xtensa/boot/dts/xtfpga.dtsi b/arch/xtensa/boot/dts/xtfpga.dtsi
index dec9178840f6..cd0b9e34adc8 100644
--- a/arch/xtensa/boot/dts/xtfpga.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga.dtsi
@@ -40,6 +40,12 @@
#clock-cells = <0>;
compatible = "fixed-clock";
};
+
+ clk54: clk54 {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <54000000>;
+ };
};
soc {
@@ -65,5 +71,63 @@
local-mac-address = [00 50 c2 13 6f 00];
clocks = <&osc>;
};
+
+ i2s0: xtfpga-i2s@0d080000 {
+ #sound-dai-cells = <0>;
+ compatible = "cdns,xtfpga-i2s";
+ reg = <0x0d080000 0x40>;
+ interrupts = <2 1>; /* external irq 2 */
+ clocks = <&cdce706 4>;
+ };
+
+ i2c0: i2c-master@0d090000 {
+ compatible = "opencores,i2c-ocores";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x0d090000 0x20>;
+ reg-shift = <2>;
+ reg-io-width = <1>;
+ interrupts = <4 1>;
+ clocks = <&osc>;
+
+ cdce706: clock-synth@69 {
+ compatible = "ti,cdce706";
+ #clock-cells = <1>;
+ reg = <0x69>;
+ clocks = <&clk54>;
+ clock-names = "clk_in0";
+ };
+ };
+
+ spi0: spi-master@0d0a0000 {
+ compatible = "cdns,xtfpga-spi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x0d0a0000 0xc>;
+
+ tlv320aic23: sound-codec@0 {
+ #sound-dai-cells = <0>;
+ compatible = "tlv320aic23";
+ reg = <0>;
+ spi-max-frequency = <12500000>;
+ };
+ };
+ };
+
+ sound {
+ compatible = "simple-audio-card";
+ simple-audio-card,format = "i2s";
+ simple-audio-card,mclk-fs = <256>;
+
+ simple-audio-card,cpu {
+ sound-dai = <&i2s0>;
+ };
+
+ simple-audio-card,codec {
+ sound-dai = <&tlv320aic23>;
+ simple-audio-card,bitclock-master = <0>;
+ simple-audio-card,frame-master = <0>;
+ clocks = <&cdce706 4>;
+ };
};
};