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Merged
Shiraz Hashim (shashim-quic) merged 8 commits into from
Aug 21, 2026
+711 −289
Merged

Enable Audio Support on Nord Platform #975

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b262988
PENDING: ASoC: codec: adau1977: Add OF device match table
mohsRafi Aug 13, 2026
270ae40
PENDING: ASoC: dt-bindings: qcom,sm8250: add nord soundcard
mohsRafi Aug 18, 2026
fc9aca3
PENDING: ASoC: qcom: sc8280xp: add nord soundcard
mohsRafi Aug 18, 2026
74e45ab
PENDING: ASoC: codec: pcm1681: Enable system clock before regmap access
mohsRafi Aug 18, 2026
6c85295
PENDING: arm64: dts: qcom: nord: Add gpr node
mohsRafi Aug 13, 2026
af6f286
PENDING: arm64: dts: qcom: nord-rrd: Add sound support
mohsRafi Aug 18, 2026
b4104a7
PENDING: arm64: dts: qcom: nord-ride-sx: Add sound support
mohsRafi Aug 18, 2026
ac5bca6
PENDING: arm64: defconfig: Enable PCM1681 and ADAU1977
mohsRafi Aug 17, 2026
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1 change: 1 addition & 0 deletions Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@ properties:
- fairphone,fp5-sndcard
- qcom,apq8096-sndcard
- qcom,glymur-sndcard
- qcom,nord-ride-sndcard
- qcom,qcm6490-idp-sndcard
- qcom,qcs615-sndcard
- qcom,qcs6490-rb3gen2-sndcard
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37 changes: 37 additions & 0 deletions arch/arm64/boot/dts/qcom/nord-embedded.dtsi
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Expand Up @@ -1425,6 +1425,43 @@
};

&tlmm {
aud_intfc8_mi2s_active: aud-intfc8-mi2s-active-state {
data-pins {
pins = "gpio75", "gpio76";
function = "aud_intfc8_data";
drive-strength = <8>;
bias-disable;
};

sclk-pins {
pins = "gpio73";
function = "aud_intfc8_clk";
drive-strength = <8>;
bias-disable;
};

ws-pins {
pins = "gpio74";
function = "aud_intfc8_ws";
drive-strength = <8>;
bias-disable;
};
};

aud_mclk0_mira_active: aud-mclk0-mira-active-state {
pins = "gpio99";
function = "aud_mclk0_mira";
drive-strength = <8>;
bias-disable;
};

aud_mclk1_mira_active: aud-mclk1-mira-active-state {
pins = "gpio100";
function = "aud_mclk1_mira";
drive-strength = <8>;
bias-disable;
};

qup_i2c0_default: qup-i2c0-default-state {
pins = "gpio111", "gpio112";
function = "qup0_se0";
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114 changes: 114 additions & 0 deletions arch/arm64/boot/dts/qcom/nord-ride-sx.dts
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Expand Up @@ -6,6 +6,7 @@
/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/sound/qcom,q6afe.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>

#include "nord-embedded.dtsi"
Expand Down Expand Up @@ -53,6 +54,46 @@
};
};

sound {
compatible = "qcom,nord-ride-sndcard";
model = "NORD-RIDE-SX";

pinctrl-0 = <&aud_intfc8_mi2s_active>, <&aud_mclk0_mira_active>;
pinctrl-names = "default";

aud-intfc8-mi2s-playback-dai-link {
link-name = "PCM1681 Playback";

codec {
sound-dai = <&pcm1681>;
};

cpu {
sound-dai = <&q6apmbedai TERTIARY_MI2S_RX>;
};

platform {
sound-dai = <&q6apm>;
};
};

aud-intfc8-mi2s-capture-dai-link {
link-name = "ADAU1977 Capture";

codec {
sound-dai = <&adau1979>;
};

cpu {
sound-dai = <&q6apmbedai TERTIARY_MI2S_TX>;
};

platform {
sound-dai = <&q6apm>;
};
};
};

ufs_vdd_hba: regulator-ufs-vdd-hba {
compatible = "regulator-fixed";
regulator-name = "ufs_vdd_hba";
Expand All @@ -78,6 +119,14 @@
enable-active-high;
regulator-always-on;
};

vreg_pre_reg_3p3: regulator-pre-reg-3p3 {
compatible = "regulator-fixed";
regulator-name = "vreg_pre_reg_3p3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
};

&apps_rsc {
Expand Down Expand Up @@ -561,6 +610,54 @@
clock-frequency = <400000>;

status = "okay";

/* ADI ADAU1979 - 4-channel 24-bit ADC */
adau1979: adau1979@31 {
compatible = "adi,adau1979";
reg = <0x31>;

AVDD-supply = <&vreg_pre_reg_3p3>;
IOVDD-supply = <&vreg_pre_reg_3p3>;
#sound-dai-cells = <0>;
};

expander0: gpio@20 {
compatible = "ti,tca6408";
reg = <0x20>;
#gpio-cells = <2>;
gpio-controller;
#interrupt-cells = <2>;
interrupt-controller;
interrupts-extended = <&pmic_l_gpios 6 GPIO_ACTIVE_LOW>;
reset-gpios = <&pmic_l_gpios 5 GPIO_ACTIVE_LOW>;

click-pop-mute-hog {
gpio-hog;
gpios = <5 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "click-pop-mute-n";
};

dac-enable-hog {
gpio-hog;
gpios = <6 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "dac_enable";
};
};

/* PCM1681 DAC */
pcm1681: pcm1681@4c {
compatible = "ti,pcm1681";
reg = <0x4c>;

clocks = <&q6prmcc LPASS_CLK_ID_MCLK_1 LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
clock-names = "sclk";
assigned-clocks = <&q6prmcc LPASS_CLK_ID_MCLK_1 LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
assigned-clock-rates = <12288000>;

#sound-dai-cells = <0>;
};
};

&i2c19 {
Expand All @@ -569,6 +666,23 @@
status = "okay";
};

&q6apmbedai {
#address-cells = <1>;
#size-cells = <0>;

dai@20 {
reg = <TERTIARY_MI2S_RX>;
clocks = <&q6prmcc LPASS_CLK_ID_AUD_INTF8_IBIT LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
clock-names = "bclk";
};

dai@21 {
reg = <TERTIARY_MI2S_TX>;
clocks = <&q6prmcc LPASS_CLK_ID_AUD_INTF8_IBIT LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
clock-names = "bclk";
};
};

&qupv3_0 {
firmware-name = "qcom/nord/qupv3fw.elf";

Expand Down
113 changes: 113 additions & 0 deletions arch/arm64/boot/dts/qcom/nord-rrd.dts
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Expand Up @@ -6,9 +6,11 @@
/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/sound/qcom,q6afe.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>

#include "nord-embedded.dtsi"
#include "nord-pmics.dtsi"

/ {
model = "Qualcomm Technologies, Inc. IQ10 RRD";
Expand Down Expand Up @@ -52,6 +54,46 @@
};
};

sound {
compatible = "qcom,nord-ride-sndcard";
model = "NORD-RRD";

pinctrl-0 = <&aud_intfc8_mi2s_active>, <&aud_mclk0_mira_active>;
pinctrl-names = "default";

aud-intfc8-mi2s-playback-dai-link {
link-name = "PCM1681 Playback";

codec {
sound-dai = <&pcm1681>;
};

cpu {
sound-dai = <&q6apmbedai TERTIARY_MI2S_RX>;
};

platform {
sound-dai = <&q6apm>;
};
};

aud-intfc8-mi2s-capture-dai-link {
link-name = "ADAU1977 Capture";

codec {
sound-dai = <&adau1979>;
};

cpu {
sound-dai = <&q6apmbedai TERTIARY_MI2S_TX>;
};

platform {
sound-dai = <&q6apm>;
};
};
};

vreg_pre_reg_3p3: regulator-pre-reg-3p3 {
compatible = "regulator-fixed";
regulator-name = "vreg_pre_reg_3p3";
Expand Down Expand Up @@ -537,6 +579,77 @@
};
};

&i2c18 {
clock-frequency = <400000>;

status = "okay";

/* ADI ADAU1979 - 4-channel 24-bit ADC */
adau1979: adau1979@31 {
compatible = "adi,adau1979";
reg = <0x31>;

AVDD-supply = <&vreg_pre_reg_3p3>;
IOVDD-supply = <&vreg_pre_reg_3p3>;
#sound-dai-cells = <0>;
};

expander0: gpio@20 {
compatible = "ti,tca6408";
reg = <0x20>;
#gpio-cells = <2>;
gpio-controller;
#interrupt-cells = <2>;
interrupt-controller;
interrupts-extended = <&pmic_l_gpios 6 GPIO_ACTIVE_LOW>;
reset-gpios = <&pmic_l_gpios 5 GPIO_ACTIVE_LOW>;

click-pop-mute-hog {
gpio-hog;
gpios = <5 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "click-pop-mute-n";
};

dac-enable-hog {
gpio-hog;
gpios = <6 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "dac_enable";
};
};

/* PCM1681 DAC */
pcm1681: pcm1681@4c {
compatible = "ti,pcm1681";
reg = <0x4c>;

clocks = <&q6prmcc LPASS_CLK_ID_MCLK_1 LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
clock-names = "sclk";
assigned-clocks = <&q6prmcc LPASS_CLK_ID_MCLK_1 LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
assigned-clock-rates = <12288000>;

#sound-dai-cells = <0>;
};
};

&q6apmbedai {
#address-cells = <1>;
#size-cells = <0>;

dai@20 {
reg = <TERTIARY_MI2S_RX>;
clocks = <&q6prmcc LPASS_CLK_ID_AUD_INTF8_IBIT LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
clock-names = "bclk";
};

dai@21 {
reg = <TERTIARY_MI2S_TX>;
clocks = <&q6prmcc LPASS_CLK_ID_AUD_INTF8_IBIT LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
clock-names = "bclk";
};
};

&qupv3_0 {
firmware-name = "qcom/nord/qupv3fw.elf";

Expand Down
36 changes: 36 additions & 0 deletions arch/arm64/boot/dts/qcom/nord.dtsi
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Expand Up @@ -1936,6 +1936,42 @@
dma-coherent;
};
};

gpr {
compatible = "qcom,gpr";
qcom,glink-channels = "adsp_apps";
qcom,domain = <GPR_DOMAIN_ID_ADSP>;
qcom,intents = <512 20>;
label = "adsp";
#address-cells = <1>;
#size-cells = <0>;

q6apm: service@1 {
compatible = "qcom,q6apm";
reg = <GPR_APM_MODULE_IID>;
#sound-dai-cells = <0>;

q6apmbedai: bedais {
compatible = "qcom,q6apm-lpass-dais";
#sound-dai-cells = <1>;
};

q6apmdai: dais {
compatible = "qcom,q6apm-dais";
iommus = <&apps_smmu_0 0x09E1 0x0400>;
};
};

q6prm: service@2 {
compatible = "qcom,q6prm";
reg = <GPR_PRM_MODULE_IID>;

q6prmcc: clock-controller {
compatible = "qcom,q6prm-lpass-clocks";
#clock-cells = <2>;
};
};
};
};
};

Expand Down
3 changes: 3 additions & 0 deletions arch/arm64/configs/defconfig
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Expand Up @@ -1080,6 +1080,8 @@ CONFIG_SND_HDA_CODEC_HDMI=m
CONFIG_SND_USB_AUDIO=m
CONFIG_SND_USB_AUDIO_QMI=m
CONFIG_SND_SOC=m
CONFIG_SND_SOC_ADAU1977=m
CONFIG_SND_SOC_ADAU1977_I2C=m
CONFIG_SND_SOC_USB=m
CONFIG_SND_SOC_APPLE_MCA=m
CONFIG_SND_BCM2835_SOC_I2S=m
Expand Down Expand Up @@ -1164,6 +1166,7 @@ CONFIG_SND_SOC_GTM601=m
CONFIG_SND_SOC_MAX98090=m
CONFIG_SND_SOC_MSM8916_WCD_ANALOG=m
CONFIG_SND_SOC_MSM8916_WCD_DIGITAL=m
CONFIG_SND_SOC_PCM1681=m
CONFIG_SND_SOC_PM4125_SDW=m
CONFIG_SND_SOC_PCM3168A_I2C=m
CONFIG_SND_SOC_RK3308=m
Expand Down
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