[PATCH 09/13] ARM: dts: imx7-mba7: add audio support

From: Matthias Schiffer
Date: Fri Sep 18 2020 - 07:34:40 EST


The MBa7x is equipped with a TI TLV320AIC3204 audio codec.

Signed-off-by: Matthias Schiffer <matthias.schiffer@xxxxxxxxxxxxxxx>
---
arch/arm/boot/dts/imx7-mba7.dtsi | 38 +++++++++++++++++++++++++++++++-
1 file changed, 37 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/imx7-mba7.dtsi b/arch/arm/boot/dts/imx7-mba7.dtsi
index 215730e0453e..9cfaf0a91100 100644
--- a/arch/arm/boot/dts/imx7-mba7.dtsi
+++ b/arch/arm/boot/dts/imx7-mba7.dtsi
@@ -170,6 +170,20 @@
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
+
+ sound {
+ compatible = "fsl,imx-audio-tlv320aic32x4";
+ model = "imx-audio-tlv320aic32x4";
+ ssi-controller = <&sai1>;
+ audio-codec = <&tlv320aic32x4>;
+ audio-routing =
+ "IN3_L", "Mic Jack",
+ "Mic Jack", "Mic Bias",
+ "IN1_L", "Line In Jack",
+ "IN1_R", "Line In Jack",
+ "Line Out Jack", "LOL",
+ "Line Out Jack", "LOR";
+ };
};

&adc1 {
@@ -363,13 +377,25 @@
>;
};

-
pinctrl_pca9555: pca95550grp {
fsl,pins = <
MX7D_PAD_ENET1_TX_CLK__GPIO7_IO12 0x78
>;
};

+ pinctrl_sai1: sai1grp {
+ fsl,pins = <
+ MX7D_PAD_SAI1_MCLK__SAI1_MCLK 0x11
+ MX7D_PAD_SAI1_RX_BCLK__SAI1_RX_BCLK 0x1c
+ MX7D_PAD_SAI1_RX_DATA__SAI1_RX_DATA0 0x1c
+ MX7D_PAD_SAI1_RX_SYNC__SAI2_RX_SYNC 0x1c
+
+ MX7D_PAD_SAI1_TX_BCLK__SAI1_TX_BCLK 0x1c
+ MX7D_PAD_SAI1_TX_DATA__SAI1_TX_DATA0 0x14
+ MX7D_PAD_SAI1_TX_SYNC__SAI1_TX_SYNC 0x14
+ >;
+ };
+
pinctrl_uart3: uart3grp {
fsl,pins = <
MX7D_PAD_UART3_RX_DATA__UART3_DCE_RX 0x7e
@@ -487,6 +513,16 @@
status = "okay";
};

+&sai1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sai1>;
+ assigned-clocks = <&clks IMX7D_SAI1_ROOT_SRC>,
+ <&clks IMX7D_SAI1_ROOT_CLK>;
+ assigned-clock-parents = <&clks IMX7D_PLL_AUDIO_POST_DIV>;
+ assigned-clock-rates = <0>, <36864000>;
+ status = "okay";
+};
+
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart3>;
--
2.17.1