diff mbox series

[v4,5/5] arm64: dts: imx8mp: Add analog audio output on i.MX8MP EVK

Message ID 20230223171114.59164-5-marex@denx.de (mailing list archive)
State New, archived
Headers show
Series [v4,1/5] clk: Introduce devm_clk_hw_register_gate_parent_data() | expand

Commit Message

Marek Vasut Feb. 23, 2023, 5:11 p.m. UTC
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(+)

Comments

Fabio Estevam Feb. 23, 2023, 5:28 p.m. UTC | #1
Hi Marek,

On Thu, Feb 23, 2023 at 2:11 PM Marek Vasut <marex@denx.de> wrote:

> +       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;

It seems that "regulator-always-on" could be removed as the regulator
is controlled by the codec.

Reviewed-by: Fabio Estevam <festevam@gmail.com>
Marek Vasut Feb. 23, 2023, 5:39 p.m. UTC | #2
On 2/23/23 18:28, Fabio Estevam wrote:
> Hi Marek,

Hi,

> On Thu, Feb 23, 2023 at 2:11 PM Marek Vasut <marex@denx.de> wrote:
> 
>> +       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;
> 
> It seems that "regulator-always-on" could be removed as the regulator
> is controlled by the codec.

Ah yes

> Reviewed-by: Fabio Estevam <festevam@gmail.com>

Thanks
Marco Felsch Feb. 24, 2023, 12:59 p.m. UTC | #3
Hi Marek,

On 23-02-23, Marek Vasut wrote:
> 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(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> index 7816853162b3f..9ed94f271ef9a 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> @@ -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";

Can we make use the "simple-audio-card" here? At least the 8mq-evk and
the 8mm-evk is using this as well.

Regards,
  Marco
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 7816853162b3f..9ed94f271ef9a 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -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 = <&reg_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