sgtl5000 在 imx8mm 的 linux5.10版本不能录音

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 

sgtl5000 在 imx8mm 的 linux5.10版本不能录音

420 Views
plw
Contributor I

Hi, everyone:

     sgtl5000在 linux 5.4的平台的IMX8MM mini是可以正常放音录音的,把平台升级到linux5.10,只能放音,录音回放没有声音。有哪位大牛碰到过这样的问题,并解决的?反复测试,感觉在linux5.10,imx8mm的SAI3的RX通道没有打开,但不清楚该怎样去打开这个通道。

0 Kudos
1 Reply

404 Views
plw
Contributor I

linux 5.4.的 sai3 节点的DTS :

   sai3: sai@30030000 {
#sound-dai-cells = <0>;
compatible = "fsl,imx8mm-sai", "fsl,imx8mq-sai";
reg = <0x30030000 0x10000>;
interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX8MM_CLK_SAI3_IPG>, <&clk IMX8MM_CLK_DUMMY>,
<&clk IMX8MM_CLK_SAI3_ROOT>,
<&clk IMX8MM_CLK_DUMMY>, <&clk IMX8MM_CLK_DUMMY>;
clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
dmas = <&sdma2 4 2 0>, <&sdma2 5 2 0>;
dma-names = "rx", "tx";
status = "disabled";
};

&sai3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sai3>;
assigned-clocks = <&clk IMX8MN_CLK_SAI3>;
assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
assigned-clock-rates = <49152000>;
clocks = <&clk IMX8MN_CLK_SAI3_IPG>, <&clk IMX8MN_CLK_DUMMY>,
<&clk IMX8MN_CLK_SAI3_ROOT>, <&clk IMX8MN_CLK_DUMMY>,
<&clk IMX8MN_CLK_DUMMY>, <&clk IMX8MN_AUDIO_PLL1_OUT>,
<&clk IMX8MN_AUDIO_PLL2_OUT>;
clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3", "pll8k", "pll11k";
status = "okay";
};

 

 

 

linux 5.10.52 的 sai3的DTS:

sai3: sai@30030000 {
#sound-dai-cells = <0>;
compatible = "fsl,imx8mm-sai", "fsl,imx8mq-sai";
reg = <0x30030000 0x10000>;
interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX8MM_CLK_SAI3_IPG>, <&clk IMX8MM_CLK_DUMMY>,
<&clk IMX8MM_CLK_SAI3_ROOT>,
<&clk IMX8MM_CLK_DUMMY>, <&clk IMX8MM_CLK_DUMMY>;
clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3";
dmas = <&sdma2 4 2 0>, <&sdma2 5 2 0>;
dma-names = "rx", "tx";
status = "disabled";
};

&sai3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sai3>;
assigned-clocks = <&clk IMX8MN_CLK_SAI3>;
assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
assigned-clock-rates = <49152000>;
clocks = <&clk IMX8MN_CLK_SAI3_IPG>, <&clk IMX8MN_CLK_DUMMY>,
<&clk IMX8MN_CLK_SAI3_ROOT>, <&clk IMX8MN_CLK_DUMMY>,
<&clk IMX8MN_CLK_DUMMY>, <&clk IMX8MN_AUDIO_PLL1_OUT>,
<&clk IMX8MN_AUDIO_PLL2_OUT>;
clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3", "pll8k", "pll11k";
status = "okay";
};

 

 

 

 

 

0 Kudos