This patch activates the audio device of the Cubox.
The audio flow (pin mpp_audio1) is output on both I2S and S/PDIF.
The third si5351 clock (#2, pin mpp13) is used as the external clock.
Signed-off-by: Jean-Francois Moine <moinejf@xxxxxxx>
---
Jason,
this patch replaces the previous patch v2 2/2
v3:
- move the pins declaration to dove.dtsi (Sebastian Hesselbarth)
---
arch/arm/boot/dts/dove.dtsi | 10 ++++++++++
arch/arm/boot/dts/dove-cubox.dts | 8 ++++++++
2 files changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
index e177e66..772b15e 100644
--- a/arch/arm/boot/dts/dove.dtsi
+++ b/arch/arm/boot/dts/dove.dtsi
@@ -227,6 +227,11 @@
marvell,function = "gpio";
};
+ pmx_audio1_extclk: pmx-audio1-extclk {
+ marvell,pins = "mpp13";
+ marvell,function = "audio1";
+ };
+
pmx_gpio_14: pmx-gpio-14 {
marvell,pins = "mpp14";
marvell,function = "gpio";
@@ -302,6 +307,11 @@
marvell,function = "gpio";
};
+ pmx_audio1_i2s1_spdifo: pmx-audio1-i2s1-spdifo {
+ marvell,pins = "mpp_audio1";
+ marvell,function = "i2s1/spdifo";
+ };
+
pmx_spi0: pmx-spi0 {
marvell,pins = "mpp_spi0";
marvell,function = "spi0";
diff --git a/arch/arm/boot/dts/dove-cubox.dts b/arch/arm/boot/dts/dove-cubox.dts
index 022646e..78b0057 100644
--- a/arch/arm/boot/dts/dove-cubox.dts
+++ b/arch/arm/boot/dts/dove-cubox.dts
@@ -132,3 +132,11 @@
reg = <0>;
};
};
+
+&audio1 {
+ status = "okay";
+ clocks = <&gate_clk 13>, <&si5351 2>;
+ clock-names = "internal", "extclk";
+ pinctrl-0 = <&pmx_audio1_i2s1_spdifo &pmx_audio1_extclk>;
+ pinctrl-names = "default";
+};
--
Ken ar c'hentañ | ** Breizh ha Linux atav! **
Jef | http://moinejf.free.fr/
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