Add pinctrl nodes for the McASP0 pins and configure McASP to the desired
mode for the board.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
---
arch/arm/boot/dts/da850-evm.dts | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/arch/arm/boot/dts/da850-evm.dts b/arch/arm/boot/dts/da850-evm.dts
index 1e11e5a5f723..1422c311af4c 100644
--- a/arch/arm/boot/dts/da850-evm.dts
+++ b/arch/arm/boot/dts/da850-evm.dts
@@ -17,6 +17,18 @@
soc {
pmx_core: pinmux@1c14120 {
status = "okay";
+
+ mcasp0_pins: pinmux_mcasp0_pins {
+ pinctrl-single,bits = <
+ /*
+ * AHCLKX, ACLKX, AFSX, AHCLKR, ACLKR,
+ * AFSR, AMUTE
+ */
+ 0x00 0x11111111 0xffffffff
+ /* AXR11, AXR12 */
+ 0x04 0x00011000 0x000ff000
+ >;
+ };
};
serial0: serial@1c42000 {
status = "okay";
@@ -170,3 +182,21 @@
};
};
};
+
+&mcasp0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcasp0_pins>;
+
+ op-mode = <0>; /* MCASP_IIS_MODE */
+ tdm-slots = <2>;
+ /* 4 serializer */
+ serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
+ 0 0 0 0
+ 0 0 0 0
+ 0 0 0 1
+ 2 0 0 0
+ >;
+ tx-num-evt = <32>;
+ rx-num-evt = <32>;
+};
--
2.0.2
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