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
--- 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>;
+};