linux-kernel - [PATCH v4 07/12] dt-bindings: sound: lpass-cpu: Add sc7180 lpass cpu node

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Message-Id: <1595413915-17867-8-git-send-email-rohitkr@codeaurora.org>
Date:   Wed, 22 Jul 2020 16:01:50 +0530
From:   Rohit kumar <rohitkr@...eaurora.org>
To:     agross@...nel.org, bjorn.andersson@...aro.org, lgirdwood@...il.com,
        broonie@...nel.org, robh+dt@...nel.org, plai@...eaurora.org,
        bgoswami@...eaurora.org, perex@...ex.cz, tiwai@...e.com,
        srinivas.kandagatla@...aro.org, linux-arm-msm@...r.kernel.org,
        alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Rohit kumar <rohitkr@...eaurora.org>
Subject: [PATCH v4 07/12] dt-bindings: sound: lpass-cpu: Add sc7180 lpass cpu node

Add dt-bindings to support "qcom,lpass-cpu-sc7180" node.

Signed-off-by: Rohit kumar <rohitkr@...eaurora.org>
---
 .../devicetree/bindings/sound/qcom,lpass-cpu.txt   | 55 +++++++++++++++++++++-
 1 file changed, 53 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.txt b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.txt
index 32c2cdb..c21392e 100644
--- a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.txt
+++ b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.txt
@@ -4,7 +4,8 @@ This node models the Qualcomm Technologies Low-Power Audio SubSystem (LPASS).
 
 Required properties:
 
-- compatible		: "qcom,lpass-cpu" or "qcom,apq8016-lpass-cpu"
+- compatible		: "qcom,lpass-cpu" or "qcom,apq8016-lpass-cpu" or
+			  "qcom,lpass-cpu-sc7180"
 - clocks		: Must contain an entry for each entry in clock-names.
 - clock-names		: A list which must include the following entries:
 				* "ahbix-clk"
@@ -18,6 +19,13 @@ Required properties:
 				* "mi2s-bit-clk3"
 				* "pcnoc-mport-clk"
 				* "pcnoc-sway-clk"
+			: required clocks for "qcom,lpass-cpu-sc7180"
+				* "audio-core"
+				* "mclk0"
+				* "mi2s-bit-clk0"
+				* "mi2s-bit-clk1"
+				* "pcnoc-sway-clk"
+				* "pcnoc-mport-clk"
 
 - interrupts		: Must contain an entry for each entry in
 			  interrupt-names.
@@ -53,7 +61,8 @@ Required properties for each DAI (represented by a subnode):
 Note that adding a subnode changes the default to "no lines configured",
 so both playback and capture lines should be configured when a subnode is added.
 
-Example:
+Examples:
+1)
 
 lpass@...00000 {
 	compatible = "qcom,lpass-cpu";
@@ -77,3 +86,45 @@ lpass@...00000 {
 		qcom,playback-sd-lines = <0 1>;
 	};
 };
+
+2)
+
+#include <dt-bindings/sound/sc7180-lpass.h>
+
+lpass_cpu: lpass {
+	compatible = "qcom,lpass-cpu-sc7180";
+
+	reg = <0 0x62F00000 0 0x29000>;
+
+	iommus = <&apps_smmu 0x1020 0>;
+
+	power-domains = <&lpass_hm LPASS_CORE_HM_GDSCR>;
+	clocks = <&gcc GCC_LPASS_CFG_NOC_SWAY_CLK>,
+		<&lpasscorecc LPASS_AUDIO_CORE_CORE_CLK>,
+		<&lpasscorecc LPASS_AUDIO_CORE_EXT_MCLK0_CLK>,
+		<&lpasscorecc LPASS_AUDIO_CORE_SYSNOC_MPORT_CORE_CLK>,
+		<&lpasscorecc LPASS_AUDIO_CORE_LPAIF_PRI_IBIT_CLK>,
+		<&lpasscorecc LPASS_AUDIO_CORE_LPAIF_SEC_IBIT_CLK>;
+	clock-names = "pcnoc-sway-clk", "audio-core",
+			"mclk0", "pcnoc-mport-clk",
+			"mi2s-bit-clk0", "mi2s-bit-clk1";
+	interrupts = <0 160 IRQ_TYPE_LEVEL_HIGH>;
+	interrupt-names = "lpass-irq-lpaif";
+
+
+	#sound-dai-cells = <1>;
+
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	mi2s-primary@0 {
+		reg = <MI2S_PRIMARY>;
+		qcom,playback-sd-lines = <1>;
+		qcom,capture-sd-lines = <0>;
+	};
+
+	mi2s-secondary@1 {
+		reg = <MI2S_SECONDARY>;
+		qcom,playback-sd-lines = <0>;
+	};
+};
-- 
Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc.,
is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.