linux-kernel - [PATCH v2] arm64: dts: qcom: sc7180: Add lpass cpu node for I2S driver

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Message-Id: <1599019441-29308-1-git-send-email-srivasam@codeaurora.org>
Date:   Wed,  2 Sep 2020 09:34:01 +0530
From:   Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
To:     agross@...nel.org, bjorn.andersson@...aro.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, rohitkr@...eaurora.org,
        srinivas.kandagatla@...aro.org
Cc:     Ajit Pandey <ajitp@...eaurora.org>,
        Cheng-Yi Chiang <cychiang@...omium.org>,
        Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
Subject: [PATCH v2] arm64: dts: qcom: sc7180: Add lpass cpu node for I2S driver

From: Ajit Pandey <ajitp@...eaurora.org>

Add the I2S controller node to sc7180 dtsi.
Add pinmux for primary and secondary I2S.

Signed-off-by: Ajit Pandey <ajitp@...eaurora.org>
Signed-off-by: Cheng-Yi Chiang <cychiang@...omium.org>
Signed-off-by: Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
---

 arch/arm64/boot/dts/qcom/sc7180.dtsi | 69 ++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index d46b383..db60ca5 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -676,6 +676,36 @@
 			};
 		};
 
+		lpass_cpu: lpass@...00000 {
+			compatible = "qcom,sc7180-lpass-cpu";
+
+			reg = <0 0x62f00000 0 0x29000>;
+			reg-names = "lpass-lpaif";
+
+			iommus = <&apps_smmu 0x1020 0>;
+
+			power-domains = <&lpass_hm LPASS_CORE_HM_GDSCR>;
+
+			clocks = <&gcc GCC_LPASS_CFG_NOC_SWAY_CLK>,
+				 <&lpasscc LPASS_AUDIO_CORE_CORE_CLK>,
+				 <&lpasscc LPASS_AUDIO_CORE_EXT_MCLK0_CLK>,
+				 <&lpasscc LPASS_AUDIO_CORE_SYSNOC_MPORT_CORE_CLK>,
+				 <&lpasscc LPASS_AUDIO_CORE_LPAIF_PRI_IBIT_CLK>,
+				 <&lpasscc LPASS_AUDIO_CORE_LPAIF_SEC_IBIT_CLK>;
+
+			clock-names = "pcnoc-sway-clk", "audio-core",
+					"mclk0", "pcnoc-mport-clk",
+					"mi2s-bit-clk0", "mi2s-bit-clk1";
+
+
+			#sound-dai-cells = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "lpass-irq-lpaif";
+		};
+
 		sdhc_1: sdhci@...000 {
 			compatible = "qcom,sc7180-sdhci", "qcom,sdhci-msm-v5";
 			reg = <0 0x7c4000 0 0x1000>,
@@ -1721,6 +1751,45 @@
 				};
 			};
 
+			sec_mi2s_active: sec-mi2s-active {
+				pinmux {
+					pins = "gpio49", "gpio50", "gpio51";
+					function = "mi2s_1";
+				};
+
+				pinconf {
+					pins = "gpio49", "gpio50", "gpio51";;
+					drive-strength = <8>;
+					bias-pull-up;
+				};
+			};
+
+			pri_mi2s_active: pri-mi2s-active {
+				pinmux {
+					pins = "gpio53", "gpio54", "gpio55", "gpio56";
+					function = "mi2s_0";
+				};
+
+				pinconf {
+					pins = "gpio53", "gpio54", "gpio55", "gpio56";
+					drive-strength = <8>;
+					bias-pull-up;
+				};
+			};
+
+			pri_mi2s_mclk_active: pri-mi2s-mclk-active {
+				pinmux {
+					pins = "gpio57";
+					function = "lpass_ext";
+				};
+
+				pinconf {
+					pins = "gpio57";
+					drive-strength = <8>;
+					bias-pull-up;
+				};
+			};
+
 			sdc1_on: sdc1-on {
 				pinconf-clk {
 					pins = "sdc1_clk";
-- 
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