diff --git a/hosts/modules/hal/pine64-pinephone-pro/rk3399-pinephone-pro-sound.dtso b/hosts/modules/hal/pine64-pinephone-pro/rk3399-pinephone-pro-sound.dtso
index 7b4b9bc41..3fc2dd694 100644
--- a/hosts/modules/hal/pine64-pinephone-pro/rk3399-pinephone-pro-sound.dtso
+++ b/hosts/modules/hal/pine64-pinephone-pro/rk3399-pinephone-pro-sound.dtso
@@ -188,7 +188,7 @@
 // declared in rk3399-base.dtsi, as `i2c1: i2c@ff110000 { ... }`
 &i2c1 {
         status = "okay";
-        clock-frequency = <400000>;
+        // clock-frequency = <400000>;
         // from rk3399-firefly.dts
         // note that i2c3 in pinephone-pro is defined as 450/15 rise/fall
         i2c-scl-rising-time-ns = <300>;
@@ -210,10 +210,10 @@
                 clock-names = "mclk";
                 // XXX: this differs from megi's kernel (which declares in3 as differential).
                 // the schematics show `IN2P` / `IN2N` as being differential inputs though, with no mention of "in3"
-                // realtek,in2-differential;
-                realtek,in3-differential;
+                realtek,in2-differential;
+                // realtek,in3-differential;
                 // megi has lout-differential, but schematic shows LOUT{R,L} => 4G_IN_{R,L}  i.e. stereo
-                realtek,lout-differential;
+                // realtek,lout-differential;
                 // codec has ldo1-en connected to 1.8V via pull-up, i.e. permanently enabled, no GPIO?
                 // realtek,ldo1-en-gpios = VCCA1V8_CODEC;
                 // PDM_SDI1_MIC -> IN1P/DMIC1_DAT
@@ -231,8 +231,8 @@
                 #sound-dai-cells = <0>;
 
                 // TODO: i think all of these can be removed?
-                assigned-clocks = <&cru SCLK_I2S0_8CH>;
-                assigned-clock-rates = <11289599>;  // 44100 * 256
+                // assigned-clocks = <&cru SCLK_I2S0_8CH>;
+                // assigned-clock-rates = <11289599>;  // 44100 * 256
                 // // rt5645 describes avdd-supply, cpvdd-supply, but rt5640 does not.
                 // // <Documentation/devicetree/bindings/sound/realtek,rt5645.yaml>
                 // avdd-supply = <&vcca3v0_codec>;