arm64: dts: imx8-apalis: Add nau8822 audio-codec to apalis eval v1.2

Add support for audio-codec NAU88C22 present on the Apalis Evaluation
Board v1.2 carrier board.

Signed-off-by: Hiago De Franco <hiago.franco@toradex.com>
Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8-apalis-eval-v1.2.dtsi b/arch/arm64/boot/dts/freescale/imx8-apalis-eval-v1.2.dtsi
index f5c6a0164f3671a8b5d51bb100a42d6a75c51fce..5862b24fb764436fb13ff1b5576f93d581ae9ce0 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8-apalis-eval-v1.2.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-apalis-eval-v1.2.dtsi
@@ -51,6 +51,40 @@
                regulator-name = "5V_SW_CAN2";
                startup-delay-us = <10000>;
        };
+
+       sound-carrier {
+               compatible = "simple-audio-card";
+               simple-audio-card,bitclock-master = <&codec_dai>;
+               simple-audio-card,format = "i2s";
+               simple-audio-card,frame-master = <&codec_dai>;
+               simple-audio-card,name = "apalis-nau8822";
+               simple-audio-card,routing =
+                       "Headphones", "LHP",
+                       "Headphones", "RHP",
+                       "Speaker", "LSPK",
+                       "Speaker", "RSPK",
+                       "Line Out", "AUXOUT1",
+                       "Line Out", "AUXOUT2",
+                       "LAUX", "Line In",
+                       "RAUX", "Line In",
+                       "LMICP", "Mic In",
+                       "RMICP", "Mic In";
+               simple-audio-card,widgets =
+                       "Headphones", "Headphones",
+                       "Line Out", "Line Out",
+                       "Speaker", "Speaker",
+                       "Microphone", "Mic In",
+                       "Line", "Line In";
+
+               codec_dai: simple-audio-card,codec {
+                       sound-dai = <&nau8822_1a>;
+                       system-clock-frequency = <12288000>;
+               };
+
+               simple-audio-card,cpu {
+                       sound-dai = <&sai0>;
+               };
+       };
 };
 
 /* Apalis CAN1 */
@@ -69,6 +103,13 @@
 &i2c2 {
        status = "okay";
 
+       /* Audio Codec */
+       nau8822_1a: audio-codec@1a {
+               compatible = "nuvoton,nau8822";
+               reg = <0x1a>;
+               #sound-dai-cells = <0>;
+       };
+
        /* Power/Current Measurement Sensor */
        hwmon@40 {
                compatible = "ti,ina219";
@@ -87,6 +128,18 @@
        };
 };
 
+&sai0 {
+       assigned-clocks = <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_PLL>,
+                         <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_SLV_BUS>,
+                         <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_MST_BUS>,
+                         <&sai0_lpcg IMX_LPCG_CLK_0>;
+       assigned-clock-rates = <786432000>, <49152000>, <12288000>, <49152000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_sai0>;
+       #sound-dai-cells = <0>;
+       status = "okay";
+};
+
 /* Apalis MMC1 */
 &usdhc2 {
        pinctrl-0 = <&pinctrl_usdhc2_4bit>, <&pinctrl_mmc1_cd>;
@@ -105,6 +158,15 @@
 };
 
 &iomuxc {
+       pinctrl-0 = <&pinctrl_cam1_gpios>,
+                   <&pinctrl_esai0_gpios>, <&pinctrl_fec2_gpios>,
+                   <&pinctrl_gpio3>, <&pinctrl_gpio4>, <&pinctrl_gpio_keys>,
+                   <&pinctrl_gpio_usbh_oc_n>, <&pinctrl_lpuart1ctrl>,
+                   <&pinctrl_lvds0_i2c0_gpio>, <&pinctrl_lvds1_i2c0_gpios>,
+                   <&pinctrl_mipi_dsi_0_1_en>, <&pinctrl_mipi_dsi1_gpios>,
+                   <&pinctrl_mlb_gpios>, <&pinctrl_qspi1a_gpios>,
+                   <&pinctrl_sata1_act>, <&pinctrl_sim0_gpios>,
+                   <&pinctrl_usdhc1_gpios>;
 
        pinctrl_enable_3v3_mmc: enable3v3mmcgrp {
                fsl,pins = <IMX8QM_USDHC1_DATA4_LSIO_GPIO5_IO19 0x00000021>; /* MXM3_148 */
@@ -121,4 +183,11 @@
        pinctrl_enable_can2_power: enablecan2powergrp {
                fsl,pins = <IMX8QM_USDHC1_DATA6_LSIO_GPIO5_IO21 0x00000021>; /* MXM3_156 */
        };
+
+       pinctrl_sai0: sai0grp {
+               fsl,pins = <IMX8QM_SAI1_RXC_AUD_SAI0_TXD        0xc600006c>, /* MXM3_196 */
+                          <IMX8QM_SPI0_CS1_AUD_SAI0_TXC        0xc600004c>, /* MXM3_200 */
+                          <IMX8QM_SAI1_RXFS_AUD_SAI0_RXD       0xc600004c>, /* MXM3_202 */
+                          <IMX8QM_SPI2_CS1_AUD_SAI0_TXFS       0xc600004c>; /* MXM3_204 */
+       };
 };