On the ODROID-M1, the I2S1 TDM controller is connected to the rk809
codec in I2S mode. It is used to provide a stereo headphones output and
a mono speaker output. A GPIO with an external pullup is used as an
headphone detection input.
Signed-off-by: Aurelien Jarno <aurelien@xxxxxxxxxxx>
---
.../boot/dts/rockchip/rk3568-odroid-m1.dts | 43 ++++++++++++++++++-
1 file changed, 42 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
index 877b9515ad98..3079abbec5dc 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
@@ -59,6 +59,31 @@ led_work: led-1 {
};
};
+ rk809-sound {
+ compatible = "simple-audio-card";
+ pinctrl-names = "default";
+ pinctrl-0 = <&hp_det_pin>;
+ simple-audio-card,name = "Analog RK817";
+ simple-audio-card,format = "i2s";
+ simple-audio-card,hp-det-gpio = <&gpio0 RK_PB0 GPIO_ACTIVE_HIGH>;
+ simple-audio-card,mclk-fs = <256>;
+ simple-audio-card,widgets =
+ "Headphone", "Headphones",
+ "Speaker", "Speaker";
+ simple-audio-card,routing =
+ "Headphones", "HPOL",
+ "Headphones", "HPOR",
+ "Speaker", "SPKO";
+
+ simple-audio-card,cpu {
+ sound-dai = <&i2s1_8ch>;
+ };
+
+ simple-audio-card,codec {
+ sound-dai = <&rk809>;
+ };
+ };
+
vcc3v3_sys: vcc3v3-sys-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc3v3_sys";
@@ -131,10 +156,15 @@ rk809: pmic@20 {
reg = <0x20>;
interrupt-parent = <&gpio0>;
interrupts = <RK_PA3 IRQ_TYPE_LEVEL_LOW>;
+ assigned-clocks = <&cru I2S1_MCLKOUT_TX>;
+ assigned-clock-parents = <&cru CLK_I2S1_8CH_TX>;
#clock-cells = <1>;
+ clock-names = "mclk";
+ clocks = <&cru I2S1_MCLKOUT_TX>;
pinctrl-names = "default";
- pinctrl-0 = <&pmic_int_l>;
+ pinctrl-0 = <&pmic_int_l>, <&i2s1m0_mclk>;
rockchip,system-power-controller;
+ #sound-dai-cells = <0>;
vcc1-supply = <&vcc3v3_sys>;
vcc2-supply = <&vcc3v3_sys>;
vcc3-supply = <&vcc3v3_sys>;
@@ -340,6 +370,11 @@ regulator-state-mem {
};
};
+&i2s1_8ch {
+ rockchip,trcm-sync-tx-only;
+ status = "okay";
+};
+
&mdio0 {
rgmii_phy0: ethernet-phy@0 {
compatible = "ethernet-phy-ieee802.3-c22";
@@ -365,6 +400,12 @@ pmic_int_l: pmic-int-l {
rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
+
+ rk809 {
+ hp_det_pin: hp-det-pin {
+ rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
};
&pmu_io_domains {
--
2.35.1
