On the Quartz64 Model A, the I2S1 TDM controller is connected
to the rk817 codec in I2S mode. Enabling it and adding the
necessary simple-sound-card and codec nodes allows for analog
audio output on the PINE64 Quartz64 Model A SBC.
Signed-off-by: Nicolas Frattaroli <frattaroli.nicolas@xxxxxxxxx>
---
.../boot/dts/rockchip/rk3566-quartz64-a.dts | 36 ++++++++++++++++++-
1 file changed, 35 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
index b239f314b38a..8da4d1f600c3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
@@ -4,6 +4,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/rockchip.h>
+#include <dt-bindings/sound/rockchip,i2s-tdm.h>
#include "rk3566.dtsi"
/ {
@@ -50,6 +51,20 @@ led-diy {
};
};
+ rk817-sound {
+ compatible = "simple-audio-card";
+ simple-audio-card,format = "i2s";
+ simple-audio-card,name = "Analog RK817";
+ simple-audio-card,mclk-fs = <256>;
+
+ simple-audio-card,cpu {
+ sound-dai = <&i2s1_8ch>;
+ };
+ simple-audio-card,codec {
+ sound-dai = <&rk817>;
+ };
+ };
+
vcc12v_dcin: vcc12v_dcin {
compatible = "regulator-fixed";
regulator-name = "vcc12v_dcin";
@@ -174,8 +189,13 @@ rk817: pmic@20 {
interrupts = <RK_PA3 IRQ_TYPE_LEVEL_LOW>;
clock-output-names = "rk808-clkout1", "rk808-clkout2";
+ #sound-dai-cells = <0>;
+ clock-names = "mclk";
+ clocks = <&cru I2S1_MCLKOUT_TX>;
+ assigned-clocks = <&cru I2S1_MCLKOUT_TX>;
+ assigned-clock-parents = <&cru CLK_I2S1_8CH_TX>;
pinctrl-names = "default";
- pinctrl-0 = <&pmic_int_l>;
+ pinctrl-0 = <&pmic_int_l>, <&i2s1m0_mclk>;
rockchip,system-power-controller;
wakeup-source;
#clock-cells = <1>;
@@ -364,9 +384,23 @@ regulator-state-mem {
};
};
};
+
+ rk817_codec: codec {
+ };
+
};
};
+&i2s1_8ch {
+ status = "okay";
+ rockchip,trcm-sync = <RK_TRCM_TX>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2s1m0_sclktx
+ &i2s1m0_lrcktx
+ &i2s1m0_sdi0
+ &i2s1m0_sdo0>;
+};
+
&mdio1 {
rgmii_phy1: ethernet-phy@0 {
compatible = "ethernet-phy-ieee802.3-c22";
--
2.32.0
