ARM: dts: am335x-evm: Add audio support for am335x-evm.dts

Adds sound, tlv320aic3106, mcasp1, and am335x_evm_audio_pin nodes.

Signed-off-by: Darren Etheridge <detheridge@ti.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index eabacf9..9874294 100644 (file)
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -119,6 +119,19 @@
                        };
                };
        };
+
+       sound {
+               compatible = "ti,da830-evm-audio";
+               ti,model = "AM335x-EVM";
+               ti,audio-codec = <&tlv320aic3106>;
+               ti,mcasp-controller = <&mcasp1>;
+               ti,codec-clock-rate = <12000000>;
+               ti,audio-routing =
+                       "Headphone Jack",       "HPLOUT",
+                       "Headphone Jack",       "HPROUT",
+                       "LINE1L",               "Line In",
+                       "LINE1R",               "Line In";
+       };
 };
 
 &am33xx_pinmux {
@@ -279,6 +292,15 @@
                        0xec 0x00       /* lcd_ac_bias_en.lcd_ac_bias_en, OUTPUT | MODE0 */
                >;
        };
+
+       am335x_evm_audio_pins: am335x_evm_audio_pins {
+               pinctrl-single,pins = <
+                       0x10c (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_rx_dv.mcasp1_aclkx */
+                       0x110 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_txd3.mcasp1_fsx */
+                       0x108 (PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* mii1_col.mcasp1_axr2 */
+                       0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */
+               >;
+       };
 };
 
 &uart0 {
@@ -373,6 +395,18 @@
                compatible = "ti,tmp275";
                reg = <0x48>;
        };
+
+       tlv320aic3106: tlv320aic3106@1b {
+               compatible = "ti,tlv320aic3106";
+               reg = <0x1b>;
+               status = "okay";
+
+               /* Regulators */
+               AVDD-supply = <&vaux2_reg>;
+               IOVDD-supply = <&vaux2_reg>;
+               DRVDD-supply = <&vaux2_reg>;
+               DVDD-supply = <&vbat>;
+       };
 };
 
 &lcdc {
@@ -476,6 +510,22 @@
 
 #include "tps65910.dtsi"
 
+&mcasp1 {
+               pinctrl-names = "default";
+               pinctrl-0 = <&am335x_evm_audio_pins>;
+
+               status = "okay";
+
+               op-mode = <0>;          /* MCASP_IIS_MODE */
+               tdm-slots = <2>;
+               /* 4 serializers */
+               serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
+                       0 0 1 2
+               >;
+               tx-num-evt = <1>;
+               rx-num-evt = <1>;
+};
+
 &tps {
        vcc1-supply = <&vbat>;
        vcc2-supply = <&vbat>;