@@ -40,6 +40,16 @@ pcie0_refclk: pcie0-refclk {
clock-frequency = <100000000>;
};
+ reg_audio_pwr: regulator-audio-pwr {
+ compatible = "regulator-fixed";
+ regulator-name = "audio-pwr";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-always-on;
+ };
+
reg_can1_stby: regulator-can1-stby {
compatible = "regulator-fixed";
regulator-name = "can1-stby";
@@ -83,6 +93,23 @@ reg_usdhc2_vmmc: regulator-usdhc2 {
gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
+
+ sound {
+ compatible = "fsl,imx-audio-wm8960";
+ model = "wm8960-audio";
+ audio-cpu = <&sai3>;
+ audio-codec = <&wm8960>;
+ 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", "Mic Jack",
+ "LINPUT3", "Mic Jack",
+ "Mic Jack", "MICB";
+ };
};
&flexspi {
@@ -344,6 +371,17 @@ &i2c3 {
pinctrl-0 = <&pinctrl_i2c3>;
status = "okay";
+ wm8960: codec@1a {
+ compatible = "wlf,wm8960";
+ reg = <0x1a>;
+ clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK1>;
+ clock-names = "mclk";
+ wlf,shared-lrclk;
+ wlf,hp-cfg = <3 2 3>;
+ wlf,gpio-cfg = <1 3>;
+ SPKVDD1-supply = <®_audio_pwr>;
+ };
+
pca6416: gpio@20 {
compatible = "ti,tca6416";
reg = <0x20>;
@@ -422,6 +460,16 @@ &pwm4 {
status = "okay";
};
+&sai3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sai3>;
+ assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
+ assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <12288000>;
+ fsl,sai-mclk-direction-output;
+ status = "okay";
+};
+
&snvs_pwrkey {
status = "okay";
};
@@ -668,6 +716,18 @@ MX8MP_IOMUXC_UART3_TXD__UART1_DCE_RTS 0x140
>;
};
+ pinctrl_sai3: sai3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_SAI3_TX_SYNC 0xd6
+ MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_SAI3_TX_BCLK 0xd6
+ MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_SAI3_RX_DATA00 0xd6
+ MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI3_TX_DATA00 0xd6
+ MX8MP_IOMUXC_SAI3_MCLK__AUDIOMIX_SAI3_MCLK 0xd6
+ MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0xd6
+ MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0xd6
+ >;
+ };
+
pinctrl_uart2: uart2grp {
fsl,pins = <
MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX 0x140
Enable SAI3 on i.MX8MP EVK, add WM8960 codec binding and regulator. This is all that is needed to get analog audio output operational on i.MX8MP EVK. Signed-off-by: Marek Vasut <marex@denx.de> --- Cc: Abel Vesa <abelvesa@kernel.org> Cc: Fabio Estevam <festevam@gmail.com> Cc: Jacky Bai <ping.bai@nxp.com> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Lucas Stach <l.stach@pengutronix.de> Cc: Marco Felsch <m.felsch@pengutronix.de> Cc: Michael Turquette <mturquette@baylibre.com> Cc: NXP Linux Team <linux-imx@nxp.com> Cc: Peng Fan <peng.fan@nxp.com> Cc: Pengutronix Kernel Team <kernel@pengutronix.de> Cc: Richard Cochran <richardcochran@gmail.com> Cc: Rob Herring <robh+dt@kernel.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Stephen Boyd <sboyd@kernel.org> Cc: devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-clk@vger.kernel.org --- V2: No change V3: No change V4: - Update codec node name and phandle label - Use just sound for the sound node name - Rebase on next 20230223 --- arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 60 ++++++++++++++++++++ 1 file changed, 60 insertions(+)