One WSA881X amplifier is connected on QRB4210 RB2 board
hence only mono speaker is supported. This amplifier is set
to work in analog mode only. Also add required powerdown
pin/gpio.

Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
---
 arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 26 ++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
index 6217bc6e6282..827ce5f7adfb 100644
--- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
+++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
@@ -264,6 +264,24 @@ zap-shader {
 	};
 };
 
+&i2c1 {
+	clock-frequency = <400000>;
+	status = "okay";
+
+	wsa881x: amplifier@f {
+		compatible = "qcom,wsa8815";
+		reg = <0x0f>;
+		pinctrl-0 = <&wsa_en_active>;
+		pinctrl-names = "default";
+		clocks = <&q6afecc LPASS_CLK_ID_MCLK_2 LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
+		powerdown-gpios = <&lpass_tlmm 16 GPIO_ACTIVE_LOW>;
+		mclk-gpios = <&lpass_tlmm 18 GPIO_ACTIVE_HIGH>;
+		sound-name-prefix = "SpkrMono";
+		#sound-dai-cells = <0>;
+		#thermal-sensor-cells = <0>;
+	};
+};
+
 &i2c2_gpio {
 	clock-frequency = <400000>;
 	status = "okay";
@@ -730,6 +748,14 @@ wcd_reset_n: wcd-reset-n-state {
 		drive-strength = <16>;
 		output-high;
 	};
+
+	wsa_en_active: wsa-en-active-state {
+		pins = "gpio106";
+		function = "gpio";
+		drive-strength = <16>;
+		bias-disable;
+		output-high;
+	};
 };
 
 &uart3 {
-- 
2.45.2