arm64: dts: qcom: sdm845*: replace i2s reg with constant

Make it easier to understand what the reg in those nodes is by using the
constants provided by qcom,q6dsp-lpass-ports.h.
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220603094710.64591-1-luca.weiss@fairphone.com

arch/arm64/boot/dts/qcom/qrb5165-rb5.dts

@@ -860,7 +860,7 @@ &qupv3_id_2 {
 
 &q6afedai {
 	qi2s@16 {
-		reg = <16>;
+		reg = <PRIMARY_MI2S_RX>;
 		qcom,sd-lines = <0 1 2 3>;
 	};
 };
@@ -868,7 +868,7 @@ qi2s@16 {
 /* TERT I2S Uses 1 I2S SD Lines for audio on LT9611 HDMI Bridge */
 &q6afedai {
 	qi2s@20 {
-		reg = <20>;
+		reg = <TERTIARY_MI2S_RX>;
 		qcom,sd-lines = <0>;
 	};
 };

arch/arm64/boot/dts/qcom/sdm845-db845c.dts

@@ -609,7 +609,7 @@ resin {
 /* QUAT I2S Uses 4 I2S SD Lines for audio on LT9611 HDMI Bridge */
 &q6afedai {
 	qi2s@22 {
-		reg = <22>;
+		reg = <QUATERNARY_MI2S_RX>;
 		qcom,sd-lines = <0 1 2 3>;
 	};
 };

arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts

@@ -339,7 +339,7 @@ resin {
 /* QUAT I2S Uses 1 I2S SD Line for audio on TAS2559/60 amplifiers */
 &q6afedai {
 	qi2s@22 {
-		reg = <22>;
+		reg = <QUATERNARY_MI2S_RX>;
 		qcom,sd-lines = <0>;
 	};
 };