[PATCH 3/3] arm64: dts: meson-axg: s400: add pdm to the sound card

From: Jerome Brunet
Date: Fri Aug 31 2018 - 11:02:31 EST


Enable the PDM input device on the S400 and it to the sound card

Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/amlogic/meson-axg-s400.dts | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
index f3e16cbbc61e..92d3064d4966 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
@@ -240,6 +240,9 @@
"TODDR_A IN 2", "TDMIN_C OUT",
"TODDR_B IN 2", "TDMIN_C OUT",
"TODDR_C IN 2", "TDMIN_C OUT",
+ "TODDR_A IN 4", "PDM Capture",
+ "TODDR_B IN 4", "PDM Capture",
+ "TODDR_C IN 4", "PDM Capture",
"TODDR_A IN 6", "TDMIN_LB OUT",
"TODDR_B IN 6", "TDMIN_LB OUT",
"TODDR_C IN 6", "TDMIN_LB OUT",
@@ -312,6 +315,14 @@
sound-dai = <&spdif_dit>;
};
};
+
+ dai-link@8 {
+ sound-dai = <&pdm>;
+
+ codec {
+ sound-dai = <&dmics>;
+ };
+ };
};

wifi32k: wifi32k {
@@ -394,6 +405,13 @@
};
};

+&pdm {
+ pinctrl-0 = <&pdm_dclk_a14_pins>, <&pdm_din0_pins>,
+ <&pdm_din1_pins>, <&pdm_din2_pins>, <&pdm_din3_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
&pwm_ab {
status = "okay";
pinctrl-0 = <&pwm_a_x20_pins>;
--
2.17.1