[PATCH v1 08/10] arm64: dts: qcom: qrb4210-rb2: enable wsa881x amplifier

Alexey Klimov
2024-11-01T05:32:09Z

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
pins/gpios.

Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
---
arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 45 ++++++++++++++++++++++++
1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
index fc71f5930688..76b9ae1b0ebc 100644
--- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
+++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
@@ -63,6 +63,16 @@ hdmi_con: endpoint {
};
};

+ i2c0_gpio: i2c0 {
+ compatible = "i2c-gpio";
+
+ sda-gpios = <&tlmm 4 GPIO_ACTIVE_HIGH>;
+ scl-gpios = <&tlmm 5 GPIO_ACTIVE_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
i2c2_gpio: i2c {
compatible = "i2c-gpio";

@@ -272,6 +282,25 @@ zap-shader {
};
};

+&i2c0_gpio {
+ clock-frequency = <400000>;
+ status = "okay";
+
+ wsa881x: codec@f {
+ compatible = "qcom,qrb4210-wsa881x-i2c-codec";
+ reg = <0x0f>;
+ pinctrl-0 = <&wsa_en_active>;
+ pinctrl-1 = <&wsa_en_sleep>;
+ pinctrl-names = "default", "sleep";
+ clocks = <&q6afecc LPASS_CLK_ID_MCLK_2 LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
+ clock-names = "wsa_mclk";
+ powerdown-gpios = <&lpass_tlmm 16 GPIO_ACTIVE_LOW>;
+ mclk-gpios = <&lpass_tlmm 18 GPIO_ACTIVE_HIGH>;
+ sound-name-prefix = "SpkrMono";
+ #sound-dai-cells = <0>;
+ };
+};
+
&i2c2_gpio {
clock-frequency = <400000>;
status = "okay";
@@ -746,6 +775,22 @@ wcd_reset_n_sleep: wcd-reset-n-sleep-state {
bias-disable;
output-low;
};
+
+ wsa_en_active: wsa-en-active-state {
+ pins = "gpio106";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ output-high;
+ };
+
+ wsa_en_sleep: wsa-en-sleep-state {
+ pins = "gpio106";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-down;
+ input-enable;
+ };
};

&uart3 {
--
2.45.2