[PATCH 4/4] ARM: dts: am335x-sl50: Fix audio codec setup.
From: Enric Balletbo i Serra
Date: Sat Jan 16 2016 - 05:53:19 EST
The MCLK is provided by an external clock of 24.576MHz.
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/am335x-sl50.dts | 20 ++++++++++++++++++--
1 file changed, 18 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/am335x-sl50.dts b/arch/arm/boot/dts/am335x-sl50.dts
index 9e1dac6..a676869 100644
--- a/arch/arm/boot/dts/am335x-sl50.dts
+++ b/arch/arm/boot/dts/am335x-sl50.dts
@@ -67,12 +67,28 @@
default-brightness-level = <6>;
};
+ clocks {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* audio external oscillator */
+ tlv320aic3x_mclk: oscillator@0 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <24576000>; /* 24.576MHz */
+ };
+ };
+
sound {
compatible = "ti,da830-evm-audio";
ti,model = "AM335x-SL50";
ti,audio-codec = <&audio_codec>;
ti,mcasp-controller = <&mcasp0>;
- ti,codec-clock-rate = <12000000>;
+
+ clocks = <&tlv320aic3x_mclk>;
+ clock-names = "mclk";
+
ti,audio-routing =
"Headphone Jack", "HPLOUT",
"Headphone Jack", "HPROUT",
@@ -230,7 +246,7 @@
AM33XX_IOPAD(0x994, PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp0_fsx.mcasp0_fsx */
AM33XX_IOPAD(0x990, PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp0_aclkx.mcasp0_aclkx */
AM33XX_IOPAD(0x998, PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp0_axr0.mcasp0_axr0 */
- AM33XX_IOPAD(0x99c, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mcasp0_ahclkr.mcasp0_axr2*/
+ AM33XX_IOPAD(0x99c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mcasp0_ahclkr.mcasp0_axr2 */
>;
};
--
2.1.0