FCB - EV9500M Interfacing With IMX8M-MINI

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FCB - EV9500M Interfacing With IMX8M-MINI

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Udhay_
Contributor III

Hello all,

I am interfacing FCB-EV9500M with imx8mm..

The problem i am facing is FCB-EV9500M is visca protocol and its mipi sensor.

FCB-EV9500 is not i2c communication protocol.

Does anyone has any idea how to interface this mipi camera with imx8mm?

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Udhay_
Contributor III

@joanxie 

we are successfully streamed FCB9500M with IMX8MM without i2c..

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Udhay_
Contributor III

@joanxie 

we are successfully streamed FCB9500M with IMX8MM without i2c..

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joanxie
NXP TechSupport
NXP TechSupport

I have already mailed to you , pls check it

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Udhay_
Contributor III

Hi @joanxie 

As you mentioned on the mail,

For FCB EV9500m I followed the https://community.nxp.com/t5/i-MX-Processors/Integrating-iMX8M-with-SONY-FCB-Camera/m-p/1457718 link which says to disable all the i2c related stuff the  tc358743 driver is registered successfully and I am also getting the supported formats but unable to get the data from mip and thus, unable to stream giving me the following error. 

v4l2-ctl -d /dev/video0 --verbose --set-fmt-video=width=1920,height=1080,pixelformat=BA81 --stream-mmap --stream-count=1 --stream-to=raw10.raw                                  
VIDIOC_QUERYCAP: ok
VIDIOC_G_FMT: ok
VIDIOC_S_FMT: ok
Format Video Capture:
        Width/Height      [   93.477643] mxc_mipi-csi.0: MIPI_CSIS_ISPCONFIG_CH0: 0x000010a8
: 1/2
        Pixel Format      : 'BA81' (8-bit Bayer BGBG/GRGR)
        Field             : None
        Bytes per Line    : 1
        Size Image        : 2
        Colorspace        : sRGB                                                    
        Transfer Function : Default (maps to sRGB)                                                                
        YCbCr/HSV Encoding: ITU-R 601                           

       Quantization      : Full Range                                                                            
        Flags             :                                                          
                VIDIOC_REQBUFS returned 0 (Success)
                VIDIOC_QUERYBUF returned 0 (Success)
                VIDIOC_QUERYBUF returned 0 (Success)
                VIDIOC_QUERYBUF returned 0 (Success)
                VIDIOC_QUERYBUF returned 0 (Success)
                VIDIOC_QBUF returned 0 (Success)
                VIDIOC_QBUF returned 0 (Success)
                VIDIOC_QBUF returned 0 (Success)
                VIDIOC_QBUF returned 0 (Success)
                VIDIOC_STREAMON returned 0 (Success)

Can you please guide us how the streaming takes place in case of VISCA / RS232 protocol supported camera sensors. Do we have any specific driver supporting VISCA protocol or we have some specific hardware configurations please let me know.

Here I am attaching my  sensor node :

ov5640_mipi: ov5640_mipi@3c {
        compatible = "toshiba,tc358743";  
        reg = <0x0f>;
        status = "okay";
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_csi_pwn>, <&pinctrl_csi_rst>;
        clocks = <&hdmi_osc>;  
        clock-names = "refclk";
        assigned-clocks = <&clk IMX8MM_CLK_CLKO1>;
        assigned-clock-parents = <&clk IMX8MM_CLK_24M>;
        assigned-clock-rates = <24000000>;
        csi_id = <0>;
        pwn-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
        mclk = <27000000>;
        mclk_source = <0>;
        port {
            ov5640_mipi1_ep: endpoint {
                remote-endpoint = <&mipi1_sensor_ep>;
                data-lanes = <1 2 3 4>;
                            link-frequencies = /bits/ 64 <297000000>;

            };
        };
    };

 

Looking forward for your reply,

 

Thanks & Regards,
Udhay moorthi

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joanxie
NXP TechSupport
NXP TechSupport

pls check the mail and follow there

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