[PATCH] arm64: dts: qcom: sm8550: add GPR and LPASS pin controller

From: Krzysztof Kozlowski
Date: Mon Feb 06 2023 - 10:07:58 EST


Add the ADSP GPR (Generic Packet Router) and LPASS LPI (Low Power Audio
SubSystem Low Power Island) pin controller nodes used as part of audio
subsystem on SM8550.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

---

LPI bindings:
https://lore.kernel.org/linux-arm-msm/20230203174645.597053-1-krzysztof.kozlowski@xxxxxxxxxx/T/#t

IOMMUS on qcom,q6apm-dais:
https://lore.kernel.org/linux-arm-msm/20230206150532.513468-1-krzysztof.kozlowski@xxxxxxxxxx/T/#u
---
arch/arm64/boot/dts/qcom/sm8550.dtsi | 55 ++++++++++++++++++++++++++++
1 file changed, 55 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 6ff135191ee0..c26892bddcf0 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -13,7 +13,9 @@
#include <dt-bindings/interconnect/qcom,sm8550-rpmh.h>
#include <dt-bindings/mailbox/qcom-ipcc.h>
#include <dt-bindings/power/qcom-rpmpd.h>
+#include <dt-bindings/soc/qcom,gpr.h>
#include <dt-bindings/soc/qcom,rpmh-rsc.h>
+#include <dt-bindings/sound/qcom,q6dsp-lpass-ports.h>
#include <dt-bindings/phy/phy-qcom-qmp.h>
#include <dt-bindings/thermal/thermal.h>

@@ -1996,6 +1998,19 @@ IPCC_MPROC_SIGNAL_GLINK_QMP
};
};

+ lpass_tlmm: pinctrl@6e80000 {
+ compatible = "qcom,sm8550-lpass-lpi-pinctrl";
+ reg = <0 0x06e80000 0 0x20000>,
+ <0 0x0725a000 0 0x10000>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&lpass_tlmm 0 0 23>;
+
+ clocks = <&q6prmcc LPASS_HW_MACRO_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>,
+ <&q6prmcc LPASS_HW_DCODEC_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
+ clock-names = "core", "audio";
+ };
+
lpass_lpiaon_noc: interconnect@7400000 {
compatible = "qcom,sm8550-lpass-lpiaon-noc";
reg = <0 0x07400000 0 0x19080>;
@@ -3513,6 +3528,46 @@ compute-cb@7 {
<&apps_smmu 0x1067 0x0>;
};
};
+
+ gpr {
+ compatible = "qcom,gpr";
+ qcom,glink-channels = "adsp_apps";
+ qcom,domain = <GPR_DOMAIN_ID_ADSP>;
+ qcom,intents = <512 20>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ q6apm: service@1 {
+ compatible = "qcom,q6apm";
+ reg = <GPR_APM_MODULE_IID>;
+ #sound-dai-cells = <0>;
+ qcom,protection-domain = "avs/audio",
+ "msm/adsp/audio_pd";
+
+ q6apmdai: dais {
+ compatible = "qcom,q6apm-dais";
+ iommus = <&apps_smmu 0x1001 0x0080>,
+ <&apps_smmu 0x1061 0x0>;
+ };
+
+ q6apmbedai: bedais {
+ compatible = "qcom,q6apm-lpass-dais";
+ #sound-dai-cells = <1>;
+ };
+ };
+
+ q6prm: service@2 {
+ compatible = "qcom,q6prm";
+ reg = <GPR_PRM_MODULE_IID>;
+ qcom,protection-domain = "avs/audio",
+ "msm/adsp/audio_pd";
+
+ q6prmcc: clock-controller {
+ compatible = "qcom,q6prm-lpass-clocks";
+ #clock-cells = <2>;
+ };
+ };
+ };
};
};

--
2.34.1