ARM: dts: imx7d-sdb: Add nodes for audio sound card

Configure the SAI device node, configure audio clock
and pinctrl.

Enable the audio sound card, which use the SAI1 and
wm8960, and enable headphone detection.
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx7d-sdb.dts

@@ -146,6 +146,24 @@ panel_in: endpoint {
 			};
 		};
 	};
+
+	sound {
+		compatible = "fsl,imx7d-evk-wm8960",
+			     "fsl,imx-audio-wm8960";
+		model = "wm8960-audio";
+		audio-cpu = <&sai1>;
+		audio-codec = <&codec>;
+		hp-det-gpio = <&gpio2 28 GPIO_ACTIVE_HIGH>;
+		audio-routing =
+			"Headphone Jack", "HP_L",
+			"Headphone Jack", "HP_R",
+			"Ext Spk", "SPK_LP",
+			"Ext Spk", "SPK_LN",
+			"Ext Spk", "SPK_RP",
+			"Ext Spk", "SPK_RN",
+			"LINPUT1", "AMIC",
+			"AMIC", "MICB";
+	};
 };
 
 &adc1 {
@@ -363,6 +381,13 @@ codec: wm8960@1a {
 		clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
 		clock-names = "mclk";
 		wlf,shared-lrclk;
+		wlf,hp-cfg = <2 2 3>;
+		wlf,gpio-cfg = <1 3>;
+		assigned-clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_SRC>,
+				  <&clks IMX7D_PLL_AUDIO_POST_DIV>,
+				  <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+		assigned-clock-parents = <&clks IMX7D_PLL_AUDIO_POST_DIV>;
+		assigned-clock-rates = <0>, <884736000>, <12288000>;
 	};
 };
 
@@ -391,6 +416,28 @@ &reg_1p2 {
 	vin-supply = <&sw2_reg>;
 };
 
+&sai1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sai1>;
+	assigned-clocks = <&clks IMX7D_SAI1_ROOT_SRC>,
+			  <&clks IMX7D_PLL_AUDIO_POST_DIV>,
+			  <&clks IMX7D_SAI1_ROOT_CLK>;
+	assigned-clock-parents = <&clks IMX7D_PLL_AUDIO_POST_DIV>;
+	assigned-clock-rates = <0>, <884736000>, <36864000>;
+	status = "okay";
+};
+
+&sai3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sai3 &pinctrl_sai3_mclk>;
+	assigned-clocks = <&clks IMX7D_SAI3_ROOT_SRC>,
+			  <&clks IMX7D_PLL_AUDIO_POST_DIV>,
+			  <&clks IMX7D_SAI3_ROOT_CLK>;
+	assigned-clock-parents = <&clks IMX7D_PLL_AUDIO_POST_DIV>;
+	assigned-clock-rates = <0>, <884736000>, <36864000>;
+	status = "okay";
+};
+
 &snvs_pwrkey {
 	status = "okay";
 };
@@ -550,6 +597,7 @@ MX7D_PAD_SD2_WP__GPIO5_IO10		0x59
 		pinctrl_hog: hoggrp {
 			fsl,pins = <
 				MX7D_PAD_ECSPI2_SS0__GPIO4_IO23		0x34  /* bt reg on */
+				MX7D_PAD_EPDC_BDR0__GPIO2_IO28		0x59  /* headphone detect */
 			>;
 		};
 
@@ -615,6 +663,33 @@ MX7D_PAD_LCD_RESET__LCD_RESET		0x79
 			>;
 		};
 
+		pinctrl_sai1: sai1grp {
+			fsl,pins = <
+				MX7D_PAD_SAI1_MCLK__SAI1_MCLK           0x1f
+				MX7D_PAD_ENET1_RX_CLK__SAI1_TX_BCLK     0x1f
+				MX7D_PAD_ENET1_CRS__SAI1_TX_SYNC	0x1f
+				MX7D_PAD_ENET1_COL__SAI1_TX_DATA0	0x30
+				MX7D_PAD_ENET1_TX_CLK__SAI1_RX_DATA0	0x1f
+			>;
+		};
+
+		pinctrl_sai2: sai2grp {
+			fsl,pins = <
+				MX7D_PAD_SAI2_TX_BCLK__SAI2_TX_BCLK     0x1f
+				MX7D_PAD_SAI2_TX_SYNC__SAI2_TX_SYNC     0x1f
+				MX7D_PAD_SAI2_TX_DATA__SAI2_TX_DATA0    0x30
+				MX7D_PAD_SAI2_RX_DATA__SAI2_RX_DATA0    0x1f
+			>;
+		};
+
+		pinctrl_sai3: sai3grp {
+			fsl,pins = <
+				MX7D_PAD_UART3_TX_DATA__SAI3_TX_BCLK   0x1f
+				MX7D_PAD_UART3_CTS_B__SAI3_TX_SYNC     0x1f
+				MX7D_PAD_UART3_RTS_B__SAI3_TX_DATA0    0x30
+			>;
+		};
+
 		pinctrl_spi4: spi4grp {
 			fsl,pins = <
 				MX7D_PAD_GPIO1_IO09__GPIO1_IO9	0x59
@@ -776,4 +851,10 @@ pinctrl_usb_otg2_vbus_reg: usbotg2vbusreggrp {
 			MX7D_PAD_LPSR_GPIO1_IO07__GPIO1_IO7	  0x14
 		>;
 	};
+
+	pinctrl_sai3_mclk: sai3grp_mclk {
+		fsl,pins = <
+			MX7D_PAD_LPSR_GPIO1_IO03__SAI3_MCLK	0x1f
+		>;
+	};
 };