lkml.org 
[lkml]   [2021]   [Aug]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 4/4] arm64: dts: rockchip: add analog audio on Quartz64
Date
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@gmail.com>
---
.../boot/dts/rockchip/rk3566-quartz64-a.dts | 35 ++++++++++++++++++-
1 file changed, 34 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..c974b0e22ac0 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
@@ -50,6 +50,20 @@ 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 +188,13 @@ 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 +383,23 @@ regulator-state-mem {
};
};
};
+
+ rk817_codec: codec {
+ };
+
};
};

+&i2s1_8ch {
+ status = "okay";
+ rockchip,trcm-sync-tx-only;
+ 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
\
 
 \ /
  Last update: 2021-08-20 20:30    [W:0.075 / U:0.592 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site