ARM: dts: am43xx-epos-evm: McASP1 node for audio support

Add node for McASP1 along with the needed pinctrl entries.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts
index 9b584d1..11fced0 100644 (file)
--- a/arch/arm/boot/dts/am43x-epos-evm.dts
+++ b/arch/arm/boot/dts/am43x-epos-evm.dts
@@ -317,6 +317,24 @@
                                0x204 (DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
                        >;
                };
+
+               mcasp1_pins: mcasp1_pins {
+                       pinctrl-single,pins = <
+                               0x1a0 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* MCASP0_ACLKR/MCASP1_ACLKX */
+                               0x1a4 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* MCASP0_FSR/MCASP1_FSX */
+                               0x1a8 (PIN_OUTPUT_PULLDOWN | MUX_MODE3)/* MCASP0_AXR1/MCASP1_AXR0 */
+                               0x1ac (PIN_INPUT_PULLDOWN | MUX_MODE3) /* MCASP0_AHCLKX/MCASP1_AXR1 */
+                       >;
+               };
+
+               mcasp1_sleep_pins: mcasp1_sleep_pins {
+                       pinctrl-single,pins = <
+                               0x1a0 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                               0x1a4 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                               0x1a8 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                               0x1ac (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       >;
+               };
 };
 
 &mmc1 {
@@ -706,3 +724,20 @@
                };
        };
 };
+
+&mcasp1 {
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&mcasp1_pins>;
+       pinctrl-1 = <&mcasp1_sleep_pins>;
+
+       status = "okay";
+
+       op-mode = <0>;          /* MCASP_IIS_MODE */
+       tdm-slots = <2>;
+       /* 4 serializer */
+       serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
+               1 2 0 0
+       >;
+       tx-num-evt = <32>;
+       rx-num-evt = <32>;
+};