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From:   Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
To:     <agross@kernel.org>, <bjorn.andersson@linaro.org>,
        <robh+dt@kernel.org>, <linux-arm-msm@vger.kernel.org>,
        <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <quic_rohitkr@quicinc.com>, <srinivas.kandagatla@linaro.org>,
        <dianders@chromium.org>, <swboyd@chromium.org>,
        <judyhsiao@chromium.org>
CC:     Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>,
        "Venkata Prasad Potturu" <quic_potturu@quicinc.com>
Subject: [PATCH v6 1/2] arm64: dts: qcom: sc7280: Add pinmux for I2S speaker and Headset
Date:   Tue, 5 Apr 2022 16:42:46 +0530
Message-ID: <1649157167-29106-2-git-send-email-quic_srivasam@quicinc.com>
In-Reply-To: <1649157167-29106-1-git-send-email-quic_srivasam@quicinc.com>
References: <1649157167-29106-1-git-send-email-quic_srivasam@quicinc.com>
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Add AMP enable node and pinmux for primary and secondary I2S
for SC7280 based platforms.

Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
Co-developed-by: Venkata Prasad Potturu <quic_potturu@quicinc.com>
Signed-off-by: Venkata Prasad Potturu <quic_potturu@quicinc.com>
---
 arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi | 34 +++++++++++++++++++++
 arch/arm64/boot/dts/qcom/sc7280-idp.dtsi       | 20 +++++++++++++
 arch/arm64/boot/dts/qcom/sc7280.dtsi           | 41 ++++++++++++++++++++++++++
 3 files changed, 95 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
index dc17f20..de646d9 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
@@ -530,6 +530,26 @@ ap_ec_spi: &spi10 {
 	drive-strength = <2>;
 };
 
+&pri_mi2s_data0 {
+	drive-strength = <6>;
+};
+
+&pri_mi2s_data1 {
+	drive-strength = <6>;
+};
+
+&pri_mi2s_mclk {
+	drive-strength = <6>;
+};
+
+&pri_mi2s_sclk {
+	drive-strength = <6>;
+};
+
+&pri_mi2s_ws {
+	drive-strength = <6>;
+};
+
 &qspi_cs0 {
 	bias-disable;
 	drive-strength = <8>;
@@ -610,6 +630,20 @@ ap_ec_spi: &spi10 {
 	drive-strength = <10>;
 };
 
+&sec_mi2s_data0 {
+	drive-strength = <6>;
+	bias-disable;
+};
+
+&sec_mi2s_sclk {
+	drive-strength = <6>;
+	bias-disable;
+};
+
+&sec_mi2s_ws {
+	drive-strength = <6>;
+};
+
 /* PINCTRL - board-specific pinctrl */
 
 &pm7325_gpios {
diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
index ecbf2b8..2afbbe3 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
@@ -462,7 +462,27 @@
 	drive-strength = <10>;
 };
 
+&sec_mi2s_data0 {
+	drive-strength = <6>;
+	bias-disable;
+};
+
+&sec_mi2s_sclk {
+	drive-strength = <6>;
+	bias-disable;
+};
+
+&sec_mi2s_ws {
+	drive-strength = <6>;
+};
+
 &tlmm {
+	amp_en: amp-en {
+		pins = "gpio63";
+		bias-pull-down;
+		drive-strength = <2>;
+	};
+
 	bt_en: bt-en {
 		pins = "gpio85";
 		function = "gpio";
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index f0b64be..8d8cec5 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -3527,6 +3527,31 @@
 				function = "pcie1_clkreqn";
 			};
 
+			pri_mi2s_data0: pri-mi2s-data0 {
+				pins = "gpio98";
+				function = "mi2s0_data0";
+			};
+
+			pri_mi2s_data1: pri-mi2s-data1 {
+				pins = "gpio99";
+				function = "mi2s0_data1";
+			};
+
+			pri_mi2s_mclk: pri-mi2s-mclk {
+				pins = "gpio96";
+				function = "pri_mi2s";
+			};
+
+			pri_mi2s_sclk: pri-mi2s-sclk {
+				pins = "gpio97";
+				function = "mi2s0_sck";
+			};
+
+			pri_mi2s_ws: pri-mi2s-ws {
+				pins = "gpio100";
+				function = "mi2s0_ws";
+			};
+
 			qspi_clk: qspi-clk {
 				pins = "gpio14";
 				function = "qspi_clk";
@@ -4261,6 +4286,22 @@
 				drive-strength = <2>;
 				bias-bus-hold;
 			};
+
+			sec_mi2s_data0: sec-mi2s-data0 {
+				pins = "gpio107";
+				function = "mi2s1_data0";
+			};
+
+			sec_mi2s_sclk: sec-mi2s-sclk {
+				pins = "gpio106";
+				function = "mi2s1_sck";
+			};
+
+			sec_mi2s_ws: sec-mi2s-ws {
+				pins = "gpio108";
+				function = "mi2s1_ws";
+			};
+
 		};
 
 		imem@146a5000 {
-- 
2.7.4