[PATCH v2 7/8] arm64: dts: qcom: db820c: Enable primary PCM and quaternary I2S

[Adam Serbinski]

This patch adds support to primary pcm and quaternary i2s ports.

Signed-off-by: Adam Serbinski <adam@xxxxxxxxxxxxx>
CC: Andy Gross <agross@xxxxxxxxxx>
CC: Mark Rutland <mark.rutland@xxxxxxx>
CC: Liam Girdwood <lgirdwood@xxxxxxxxx>
CC: Patrick Lai <plai@xxxxxxxxxxxxxx>
CC: Banajit Goswami <bgoswami@xxxxxxxxxxxxxx>
CC: Jaroslav Kysela <perex@xxxxxxxx>
CC: Takashi Iwai <tiwai@xxxxxxxx>
CC: alsa-devel@xxxxxxxxxxxxxxxx
CC: linux-arm-msm@xxxxxxxxxxxxxxx
CC: devicetree@xxxxxxxxxxxxxxx
CC: linux-kernel@xxxxxxxxxxxxxxx
---
 arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi | 113 +++++++++++++
 arch/arm64/boot/dts/qcom/msm8996-pins.dtsi   | 162 +++++++++++++++++++
 2 files changed, 275 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
index dba3488492f1..4149ac4147a0 100644
--- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
@@ -683,8 +683,31 @@
 	};
 };
 
+/* PRI I2S on QCA6174 and QUAT I2S on LS each uses 2 I2S SD Lines for audio */
+&q6afedai {
+	pi2s@16 {
+		reg = <16>;
+		qcom,sd-lines = <1>;
+	};
+	pi2s@17 {
+		reg = <17>;
+		qcom,sd-lines = <0>;
+	};
+	qi2s@22 {
+		reg = <22>;
+		qcom,sd-lines = <0>;
+	};
+	qi2s@23 {
+		reg = <23>;
+		qcom,sd-lines = <1>;
+	};
+};
+
 &sound {
 	compatible = "qcom,apq8096-sndcard";
+	pinctrl-0 = <&quat_mi2s_active &quat_mi2s_sd0_active &quat_mi2s_sd1_active &pri_mi2s_active &pri_mi2s_sd0_active &pri_mi2s_sd1_active>;
+	pinctrl-names = "default";
+
 	model = "DB820c";
 	audio-routing =	"RX_BIAS", "MCLK";
 
@@ -709,6 +732,41 @@
 		};
 	};
 
+	mm4-dai-link {
+		link-name = "MultiMedia4";
+		cpu {
+			sound-dai = <&q6asmdai  MSM_FRONTEND_DAI_MULTIMEDIA4>;
+		};
+	};
+
+	mm5-dai-link {
+		link-name = "MultiMedia5";
+		cpu {
+			sound-dai = <&q6asmdai  MSM_FRONTEND_DAI_MULTIMEDIA5>;
+		};
+	};
+
+	mm6-dai-link {
+		link-name = "MultiMedia6";
+		cpu {
+			sound-dai = <&q6asmdai  MSM_FRONTEND_DAI_MULTIMEDIA6>;
+		};
+	};
+
+	mm7-dai-link {
+		link-name = "MultiMedia7";
+		cpu {
+			sound-dai = <&q6asmdai  MSM_FRONTEND_DAI_MULTIMEDIA7>;
+		};
+	};
+
+	mm8-dai-link {
+		link-name = "MultiMedia8";
+		cpu {
+			sound-dai = <&q6asmdai  MSM_FRONTEND_DAI_MULTIMEDIA8>;
+		};
+	};
+
 	hdmi-dai-link {
 		link-name = "HDMI";
 		cpu {
@@ -753,4 +811,59 @@
 			sound-dai = <&wcd9335 1>;
 		};
 	};
+
+	scoplay-dai-link {
+		link-name = "SCO-PCM-Playback";
+		cpu {
+			sound-dai = <&q6afedai PRIMARY_PCM_RX>;
+		};
+
+		platform {
+			sound-dai = <&q6routing>;
+		};
+	};
+
+	scocap-dai-link {
+		link-name = "SCO-PCM-Capture";
+		cpu {
+			sound-dai = <&q6afedai PRIMARY_PCM_TX>;
+		};
+
+		platform {
+			sound-dai = <&q6routing>;
+		};
+	};
+
+	mi2splay-dai-link {
+		link-name = "QUAT-MI2S-Playback";
+		cpu {
+			sound-dai = <&q6afedai QUATERNARY_MI2S_RX>;
+		};
+
+		platform {
+			sound-dai = <&q6routing>;
+		};
+
+//		EXAMPLE: For adding real codecs
+//		codec {
+//			sound-dai = <&pcm5142_4c>, <&pcm5142_4d>;
+//		};
+
+	};
+
+	mi2scap-dai-link {
+		link-name = "QUAT-MI2S-Capture";
+		cpu {
+			sound-dai = <&q6afedai QUATERNARY_MI2S_TX>;
+		};
+
+		platform {
+			sound-dai = <&q6routing>;
+		};
+
+//		EXAMPLE: For adding real codecs
+//		codec {
+//			sound-dai = <&pcm1865>;
+//		};
+	};
 };
diff --git a/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi b/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi
index ac1ede579361..e8221c4d05f7 100644
--- a/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996-pins.dtsi
@@ -288,6 +288,168 @@
 		};
 	};
 
+	pri_mi2s_active: pri_mi2s_active {
+		mux {
+			pins = "gpio65", "gpio66";
+			function = "pri_mi2s";
+		};
+		config {
+			pins = "gpio65", "gpio66";
+			drive-strength = <8>;   /* 8 mA */
+			bias-disable;           /* NO PULL */
+			output-high;
+		};
+	};
+
+	pri_mi2s_sleep: pri_mi2s_sleep {
+		mux {
+			pins = "gpio65", "gpio66";
+			function = "gpio";
+		};
+
+		config {
+			pins = "gpio65", "gpio66";
+			drive-strength = <2>;   /* 2 mA */
+			bias-pull-down;         /* PULL DOWN */
+			input-enable;
+		};
+	};
+
+	pri_mi2s_sd0_sleep: pri_mi2s_sd0_sleep {
+		mux {
+			pins = "gpio67";
+			function = "gpio";
+		};
+
+		config {
+			pins = "gpio67";
+			drive-strength = <2>;   /* 2 mA */
+			bias-pull-down;         /* PULL DOWN */
+			input-enable;
+		};
+	};
+
+	pri_mi2s_sd0_active: pri_mi2s_sd0_active {
+		mux {
+			pins = "gpio67";
+			function = "pri_mi2s";
+		};
+
+		config {
+			pins = "gpio67";
+			drive-strength = <8>;   /* 8 mA */
+			bias-disable;           /* NO PULL */
+		};
+	};
+
+	pri_mi2s_sd1_sleep: pri_mi2s_sd1_sleep {
+		mux {
+			pins = "gpio68";
+			function = "gpio";
+		};
+
+		config {
+			pins = "gpio68";
+			drive-strength = <2>;   /* 2 mA */
+			bias-pull-down;         /* PULL DOWN */
+			input-enable;
+		};
+	};
+
+	pri_mi2s_sd1_active: pri_mi2s_sd1_active {
+		mux {
+			pins = "gpio68";
+			function = "pri_mi2s";
+		};
+
+		config {
+			pins = "gpio68";
+			drive-strength = <8>;   /* 8 mA */
+			bias-disable;           /* NO PULL */
+		};
+	};
+
+	quat_mi2s_active: quat_mi2s_active {
+		mux {
+			pins = "gpio58", "gpio59";
+			function = "qua_mi2s";
+		};
+		config {
+			pins = "gpio58", "gpio59";
+			drive-strength = <8>;   /* 8 mA */
+			bias-disable;           /* NO PULL */
+			output-high;
+		};
+	};
+
+	quat_mi2s_sleep: quat_mi2s_sleep {
+		mux {
+			pins = "gpio58", "gpio59";
+			function = "gpio";
+		};
+
+		config {
+			pins = "gpio58", "gpio59";
+			drive-strength = <2>;   /* 2 mA */
+			bias-pull-down;         /* PULL DOWN */
+			input-enable;
+		};
+	};
+
+	quat_mi2s_sd0_sleep: quat_mi2s_sd0_sleep {
+		mux {
+			pins = "gpio60";
+			function = "gpio";
+		};
+
+		config {
+			pins = "gpio60";
+			drive-strength = <2>;   /* 2 mA */
+			bias-pull-down;         /* PULL DOWN */
+			input-enable;
+		};
+	};
+
+	quat_mi2s_sd0_active: quat_mi2s_sd0_active {
+		mux {
+			pins = "gpio60";
+			function = "qua_mi2s";
+		};
+
+		config {
+			pins = "gpio60";
+			drive-strength = <8>;   /* 8 mA */
+			bias-disable;           /* NO PULL */
+		};
+	};
+
+	quat_mi2s_sd1_sleep: quat_mi2s_sd1_sleep {
+		mux {
+			pins = "gpio61";
+			function = "gpio";
+		};
+
+		config {
+			pins = "gpio61";
+			drive-strength = <2>;   /* 2 mA */
+			bias-pull-down;         /* PULL DOWN */
+			input-enable;
+		};
+	};
+
+	quat_mi2s_sd1_active: quat_mi2s_sd1_active {
+		mux {
+			pins = "gpio61";
+			function = "qua_mi2s";
+		};
+
+		config {
+			pins = "gpio61";
+			drive-strength = <8>;   /* 8 mA */
+			bias-disable;           /* NO PULL */
+		};
+	};
+
 	sdc2_clk_on: sdc2_clk_on {
 		config {
 			pins = "sdc2_clk";
-- 
2.21.1