[PATCH v6 4/5] arm64: dts: imx8mp: Add SAI, SDMA, AudioMIX

Peng Fan peng.fan at oss.nxp.com
Tue Feb 28 18:35:58 PST 2023



On 3/1/2023 5:57 AM, Marek Vasut wrote:
> Add all SAI nodes, SDMA2 and SDMA3 nodes, and AudioMIX node. This is
> needed to get audio operational on i.MX8MP .
> 
> Reviewed-by: Fabio Estevam <festevam at gmail.com>
> Reviewed-by: Luca Ceresoli <luca.ceresoli at bootlin.com>
> Tested-by: Adam Ford <aford173 at gmail.com> #imx8mp-beacon-kit
> Tested-by: Alexander Stein <alexander.stein at ew.tq-group.com>
> Tested-by: Luca Ceresoli <luca.ceresoli at bootlin.com>
> Signed-off-by: Marek Vasut <marex at denx.de>

Acked-by: Peng Fan <peng.fan at nxp.com>

> ---
> Cc: Abel Vesa <abelvesa at kernel.org>
> Cc: Alexander Stein <alexander.stein at ew.tq-group.com>
> Cc: Fabio Estevam <festevam at gmail.com>
> Cc: Jacky Bai <ping.bai at nxp.com>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt at linaro.org>
> Cc: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> Cc: Luca Ceresoli <luca.ceresoli at bootlin.com>
> Cc: Lucas Stach <l.stach at pengutronix.de>
> Cc: Marco Felsch <m.felsch at pengutronix.de>
> Cc: Michael Turquette <mturquette at baylibre.com>
> Cc: NXP Linux Team <linux-imx at nxp.com>
> Cc: Peng Fan <peng.fan at nxp.com>
> Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
> Cc: Richard Cochran <richardcochran at gmail.com>
> Cc: Rob Herring <robh+dt at kernel.org>
> Cc: Sascha Hauer <s.hauer at pengutronix.de>
> Cc: Shawn Guo <shawnguo at kernel.org>
> Cc: Stephen Boyd <sboyd at kernel.org>
> Cc: devicetree at vger.kernel.org
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-clk at vger.kernel.org
> ---
> V2: - Add AUDIO_AXI clock to audio gpc
>      - Use IMX8MP_CLK_AUDIOMIX_SDMA2_ROOT for SDMA2 IPG clock
> V3: Rename audio_ahb to plain ahb
> V4: - Add RB/TB from Luca
>      - Rebase on next 20230223
> V5: - Add TB from Adam and Alexander
>      - Replace blk-ctrl@ with clock-controller@
>      - Specify sound-dai-cells in sai nodes
> V6: - Add RB from Fabio
>      - Drop power-domain-names from audiomix block/clock controller
>      - Move reg below compatible property
>      - Move sound-dai-cells below reg property
>      - Sort DT properties: compatible, regs, #cells, properties, status
> ---
>   arch/arm64/boot/dts/freescale/imx8mp.dtsi | 158 ++++++++++++++++++++++
>   1 file changed, 158 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> index 524b4ccfcc553..7184b46fe0480 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -571,6 +571,13 @@ pgc_usb2_phy: power-domain at 3 {
>   						reg = <IMX8MP_POWER_DOMAIN_USB2_PHY>;
>   					};
>   
> +					pgc_audio: power-domain at 5 {
> +						#power-domain-cells = <0>;
> +						reg = <IMX8MP_POWER_DOMAIN_AUDIOMIX>;
> +						clocks = <&clk IMX8MP_CLK_AUDIO_ROOT>,
> +							 <&clk IMX8MP_CLK_AUDIO_AXI>;
> +					};
> +
>   					pgc_gpu2d: power-domain at 6 {
>   						#power-domain-cells = <0>;
>   						reg = <IMX8MP_POWER_DOMAIN_GPU2D>;
> @@ -1119,6 +1126,157 @@ opp-1000000000 {
>   			};
>   		};
>   
> +		aips5: bus at 30c00000 {
> +			compatible = "fsl,aips-bus", "simple-bus";
> +			reg = <0x30c00000 0x400000>;
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges;
> +
> +			spba-bus at 30c00000 {
> +				compatible = "fsl,spba-bus", "simple-bus";
> +				reg = <0x30c00000 0x100000>;
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				ranges;
> +
> +				sai1: sai at 30c10000 {
> +					compatible = "fsl,imx8mp-sai", "fsl,imx8mq-sai";
> +					reg = <0x30c10000 0x10000>;
> +					#sound-dai-cells = <0>;
> +					clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_IPG>,
> +						 <&clk IMX8MP_CLK_DUMMY>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK2>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK3>;
> +					clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
> +					dmas = <&sdma2 0 2 0>, <&sdma2 1 2 0>;
> +					dma-names = "rx", "tx";
> +					interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>;
> +					status = "disabled";
> +				};
> +
> +				sai2: sai at 30c20000 {
> +					compatible = "fsl,imx8mp-sai", "fsl,imx8mq-sai";
> +					reg = <0x30c20000 0x10000>;
> +					#sound-dai-cells = <0>;
> +					clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI2_IPG>,
> +						 <&clk IMX8MP_CLK_DUMMY>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI2_MCLK1>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI2_MCLK2>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI2_MCLK3>;
> +					clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
> +					dmas = <&sdma2 2 2 0>, <&sdma2 3 2 0>;
> +					dma-names = "rx", "tx";
> +					interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
> +					status = "disabled";
> +				};
> +
> +				sai3: sai at 30c30000 {
> +					compatible = "fsl,imx8mp-sai", "fsl,imx8mq-sai";
> +					reg = <0x30c30000 0x10000>;
> +					#sound-dai-cells = <0>;
> +					clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_IPG>,
> +						 <&clk IMX8MP_CLK_DUMMY>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK1>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK2>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK3>;
> +					clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
> +					dmas = <&sdma2 4 2 0>, <&sdma2 5 2 0>;
> +					dma-names = "rx", "tx";
> +					interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
> +					status = "disabled";
> +				};
> +
> +				sai5: sai at 30c50000 {
> +					compatible = "fsl,imx8mp-sai", "fsl,imx8mq-sai";
> +					reg = <0x30c50000 0x10000>;
> +					#sound-dai-cells = <0>;
> +					clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI5_IPG>,
> +						 <&clk IMX8MP_CLK_DUMMY>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI5_MCLK1>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI5_MCLK2>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI5_MCLK3>;
> +					clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
> +					dmas = <&sdma2 8 2 0>, <&sdma2 9 2 0>;
> +					dma-names = "rx", "tx";
> +					interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
> +					status = "disabled";
> +				};
> +
> +				sai6: sai at 30c60000 {
> +					compatible = "fsl,imx8mp-sai", "fsl,imx8mq-sai";
> +					reg = <0x30c60000 0x10000>;
> +					#sound-dai-cells = <0>;
> +					clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI6_IPG>,
> +						 <&clk IMX8MP_CLK_DUMMY>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI6_MCLK1>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI6_MCLK2>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI6_MCLK3>;
> +					clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
> +					dmas = <&sdma2 10 2 0>, <&sdma2 11 2 0>;
> +					dma-names = "rx", "tx";
> +					interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
> +					status = "disabled";
> +				};
> +
> +				sai7: sai at 30c80000 {
> +					compatible = "fsl,imx8mp-sai", "fsl,imx8mq-sai";
> +					reg = <0x30c80000 0x10000>;
> +					#sound-dai-cells = <0>;
> +					clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI7_IPG>,
> +						 <&clk IMX8MP_CLK_DUMMY>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI7_MCLK1>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI7_MCLK2>,
> +						 <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI7_MCLK3>;
> +					clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
> +					dmas = <&sdma2 12 2 0>, <&sdma2 13 2 0>;
> +					dma-names = "rx", "tx";
> +					interrupts = <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH>;
> +					status = "disabled";
> +				};
> +			};
> +
> +			sdma3: dma-controller at 30e00000 {
> +				compatible = "fsl,imx8mp-sdma", "fsl,imx8mq-sdma";
> +				reg = <0x30e00000 0x10000>;
> +				#dma-cells = <3>;
> +				clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SDMA3_ROOT>,
> +					 <&clk IMX8MP_CLK_AUDIO_ROOT>;
> +				clock-names = "ipg", "ahb";
> +				interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
> +				fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin";
> +			};
> +
> +			sdma2: dma-controller at 30e10000 {
> +				compatible = "fsl,imx8mp-sdma", "fsl,imx8mq-sdma";
> +				reg = <0x30e10000 0x10000>;
> +				#dma-cells = <3>;
> +				clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SDMA2_ROOT>,
> +					 <&clk IMX8MP_CLK_AUDIO_ROOT>;
> +				clock-names = "ipg", "ahb";
> +				interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
> +				fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin";
> +			};
> +
> +			audio_blk_ctrl: clock-controller at 30e20000 {
> +				#clock-cells = <1>;
> +				compatible = "fsl,imx8mp-audio-blk-ctrl";
> +				reg = <0x30e20000 0x10000>;
> +				clocks = <&clk IMX8MP_CLK_AUDIO_ROOT>,
> +					 <&clk IMX8MP_CLK_SAI1>,
> +					 <&clk IMX8MP_CLK_SAI2>,
> +					 <&clk IMX8MP_CLK_SAI3>,
> +					 <&clk IMX8MP_CLK_SAI5>,
> +					 <&clk IMX8MP_CLK_SAI6>,
> +					 <&clk IMX8MP_CLK_SAI7>;
> +				clock-names = "ahb",
> +					      "sai1", "sai2", "sai3",
> +					      "sai5", "sai6", "sai7";
> +				power-domains = <&pgc_audio>;
> +			};
> +		};
> +
>   		aips4: bus at 32c00000 {
>   			compatible = "fsl,aips-bus", "simple-bus";
>   			reg = <0x32c00000 0x400000>;



More information about the linux-arm-kernel mailing list