Quoting Srinivasa Rao Mandadapu (2022-02-03 03:33:00)
Add lpass cpu node for audio on sc7280 based platforms.Is it a reset gpio? If so, make it a reset-gpios property. I couldn't
Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@xxxxxxxxxxx>
Co-developed-by: Venkata Prasad Potturu <quic_potturu@xxxxxxxxxxx>
Signed-off-by: Venkata Prasad Potturu <quic_potturu@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 28 +++++++++++++++
arch/arm64/boot/dts/qcom/sc7280.dtsi | 59 ++++++++++++++++++++++++++++++++
2 files changed, 87 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
index 2806888..a76b2d1 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
@@ -691,3 +691,31 @@
&vamacro {
vdd-micb-supply = <&vreg_bob>;
};
+
+&lpass_cpu {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&sec_mi2s_active>;
find the definition.
Okay.
+Lowercase hex. Pad out reg to 8 digits.
+ mi2s-secondary@1 {
+ reg = <MI2S_SECONDARY>;
+ qcom,playback-sd-lines = <0>;
+ };
+
+ hdmi-primary@5 {
+ reg = <LPASS_DP_RX>;
+ };
+
+ wcd-rx@6 {
+ reg = <LPASS_CDC_DMA_RX0>;
+ };
+
+ wcd-tx@19 {
+ reg = <LPASS_CDC_DMA_TX3>;
+ };
+
+ va-tx@25 {
+ reg = <LPASS_CDC_DMA_VA_TX0>;
+ };
+};
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 946eb01..c2da5ce 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -17,6 +17,7 @@
#include <dt-bindings/reset/qcom,sdm845-aoss.h>
#include <dt-bindings/reset/qcom,sdm845-pdc.h>
#include <dt-bindings/soc/qcom,rpmh-rsc.h>
+#include <dt-bindings/sound/qcom,lpass.h>
#include <dt-bindings/thermal/thermal.h>
/ {
@@ -1847,6 +1848,64 @@
#size-cells = <0>;
};
+ lpass_cpu: audio-subsystem@3260000 {
+ compatible = "qcom,sc7280-lpass-cpu";
+ reg = <0 0x3260000 0 0xC000>,
+ <0 0x3280000 0 0x29000>,
+ <0 0x3340000 0 0x29000>,
+ <0 0x336C000 0 0x3000>,
+ <0 0x3987000 0 0x68000>,
+ <0 0x3B00000 0 0x29000>;
Okay. Currently driver and documentation has mentioned similarly. Will take care from next time.
+ reg-names = "lpass-rxtx-cdc-dma-lpm",That 'lpass' prefix looks very redundant.
+ "lpass-rxtx-lpaif",
+ "lpass-va-lpaif",
+ "lpass-va-cdc-dma-lpm",
+ "lpass-hdmiif",
+ "lpass-lpaif";
+
+ iommus = <&apps_smmu 0x1820 0>,
+ <&apps_smmu 0x1821 0>,
+ <&apps_smmu 0x1832 0>;