ARM: dts: am335x-sl50: Fix audio codec setup.

The MCLK is provided by an external clock of 24.576MHz.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 18 insertions, 2 deletions

diff --git a/arch/arm/boot/dts/am335x-sl50.dts b/arch/arm/boot/dts/am335x-sl50.dts
index 9e1dac639fad..a676869536bc 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 */
                 >;
         };