i.MX ProcessorsのトピックRe: imx6q IPU2 CSI1 timeout https://community.nxp.com/t5/i-MX-Processors/imx6q-IPU2-CSI1-timeout/m-p/847501#M129754 <HTML><HEAD></HEAD><BODY><P>It works.</P><P>It was an electric problem.</P><P></P><P>Solved !</P></BODY></HTML> Fri, 12 Oct 2018 19:22:00 GMT Rbe78 2018-10-12T19:22:00Z imx6q IPU2 CSI1 timeout https://community.nxp.com/t5/i-MX-Processors/imx6q-IPU2-CSI1-timeout/m-p/847499#M129752 <HTML><HEAD></HEAD><BODY><P>Dear all,</P><P></P><P>We tried to use IPU2 CSI1 with an ADV7182 on imx6q variscite dart.</P><P>We compiled yocto krogoth.</P><P>Modules activated :</P><P>CONFIG_MXC_TVIN_ADV7180<BR />CONFIG_VIDEO_MXC_CAPTURE</P><P></P><P>dtb :&nbsp;</P><P></P><TABLE class="j-table jiveBorder" style="border: 1px solid #c6c6c6;" width="100%"><THEAD><TR style="background-color: #efefef;"><TH><SPAN style="font-weight: 400;">In iomux section</SPAN></TH></TR></THEAD><TBODY><TR><TD><P>pinctrl_ipu2: ipu2grp { /* parallel port 16-bit */<BR /> fsl,pins = &lt;</P><P>MX6QDL_PAD_EIM_A17__IPU2_CSI1_DATA12 0xb0b1<BR /> MX6QDL_PAD_EIM_A18__IPU2_CSI1_DATA13 0xb0b1<BR /> MX6QDL_PAD_EIM_A19__IPU2_CSI1_DATA14 0xb0b1<BR /> MX6QDL_PAD_EIM_A20__IPU2_CSI1_DATA15 0xb0b1<BR /> MX6QDL_PAD_EIM_A21__IPU2_CSI1_DATA16 0xb0b1<BR /> MX6QDL_PAD_EIM_A22__IPU2_CSI1_DATA17 0xb0b1<BR /> MX6QDL_PAD_EIM_A23__IPU2_CSI1_DATA18 0xb0b1<BR /> MX6QDL_PAD_EIM_A24__IPU2_CSI1_DATA19 0xb0b1<BR /> MX6QDL_PAD_EIM_A16__IPU2_CSI1_PIXCLK 0xb0b1<BR /> MX6QDL_PAD_EIM_DA10__IPU2_CSI1_DATA_EN 0xb0b1 /* remove this line has no effect */<BR /> MX6QDL_PAD_EIM_DA11__IPU2_CSI1_HSYNC 0xb0b1<BR /> MX6QDL_PAD_EIM_DA12__IPU2_CSI1_VSYNC 0xb0b1<BR /> &gt;;<BR /> };</P></TD></TR></TBODY></TABLE><P></P><P></P><TABLE class="j-table jiveBorder" style="border: 1px solid #c6c6c6;" width="100%"><THEAD><TR style="background-color: #efefef;"><TH><SPAN style="font-weight: 400;">In i2c section</SPAN></TH></TR></THEAD><TBODY><TR><TD><SPAN>adv7180: adv7180@20 {</SPAN><BR /><SPAN>compatible = "adv,adv7180";</SPAN><BR /><SPAN>reg = &lt;0x20&gt;;</SPAN><BR /><SPAN>pinctrl-names = "default";</SPAN><BR /><SPAN>pinctrl-0 = &lt;&amp;pinctrl_ipu2&gt;;</SPAN><BR /><SPAN>clocks = &lt;&amp;clks 201&gt;;</SPAN><BR /><SPAN>clock-names = "csi_mclk";</SPAN><BR /><SPAN>DOVDD-supply = &lt;&amp;reg_3p3v&gt;; /* 3.3v, enabled via 2.8 VGEN6 */</SPAN><BR /><SPAN>AVDD-supply = &lt;&amp;reg_3p3v&gt;; /* 1.8v */</SPAN><BR /><SPAN>DVDD-supply = &lt;&amp;reg_3p3v&gt;; /* 1.8v */</SPAN><BR /><SPAN>PVDD-supply = &lt;&amp;reg_3p3v&gt;; /* 1.8v */</SPAN><BR /><SPAN>pwn-gpios = &lt;&amp;gpio4 21 0&gt;;</SPAN><BR /><SPAN>ipu_id = &lt;1&gt;;</SPAN><BR /><SPAN>csi_id = &lt;1&gt;;</SPAN><BR /><SPAN>mclk = &lt;24000000&gt;;</SPAN><BR /><SPAN>mclk_source = &lt;0&gt;;</SPAN><BR /><SPAN>cvbs = &lt;1&gt;;</SPAN><BR /><SPAN>};</SPAN></TD></TR></TBODY></TABLE><P></P><TABLE class="j-table jiveBorder" style="border: 1px solid #c6c6c6;" width="100%"><THEAD><TR style="background-color: #efefef;"><TH><SPAN style="font-weight: 400;">in / section</SPAN></TH></TR></THEAD><TBODY><TR><TD><P style="padding: 0px;">v4l2_cap_0 {<BR />compatible = "fsl,imx6q-v4l2-capture";<BR />ipu_id = &lt;1&gt;;<BR />csi_id = &lt;1&gt;;<BR />mclk_source = &lt;0&gt;;<BR />status = "okay";<BR />};</P></TD></TR></TBODY></TABLE><P></P><P>There are&nbsp; no io conflicts.</P><P>The&nbsp;<SPAN>IPU2_CSI1_DATA_EN is pulled down at startup and connected to another cpu's io.</SPAN></P><P><SPAN>Change io level has no effect.</SPAN></P><P></P><TABLE class="j-table jiveBorder" style="border: 1px solid #c6c6c6;" width="100%"><THEAD><TR style="background-color: #efefef;"><TH>#&nbsp;<SPAN style="font-weight: 400;">cat /dev/video0</SPAN></TH></TR></THEAD><TBODY><TR><TD>prp_still_start: ipu_channel_request still 1 1<BR />ERROR: v4l2 capture: mxc_v4l_read timeout counter 0<BR />cat: read error: Timer expired<BR />root@var-som-mx6:~# dmesg<BR />adv7180 0-0020: adv7180:ioctl_g_ifparm<BR />adv7180 0-0020: adv7180:ioctl_g_fmt_cap<BR /> Returning size of 720x625<BR />imx-ipuv3 2800000.ipu: CSI_SENS_CONF = 0x80000A02<BR />imx-ipuv3 2800000.ipu: CSI_ACT_FRM_SIZE = 0x027002CF<BR />adv7180 0-0020: adv7180:ioctl_s_power<BR />adv7180 0-0020: In adv7180:ioctl_init<BR />adv7180 0-0020: adv7180:ioctl_dev_init<BR />prp_still_start: ipu_channel_request still 1 1<BR />imx-ipuv3 2800000.ipu: init channel = 15<BR />imx-ipuv3 2800000.ipu: ipu busfreq high requst.<BR />imx-ipuv3 2800000.ipu: initializing idma ch 0 @ c0980000<BR />imx-ipuv3 2800000.ipu: ch 0 word 0 - 00000000 0C600000 0003DE00 E0000000 00057C23<BR />imx-ipuv3 2800000.ipu: ch 0 word 1 - 07840000 00F09000 0047C000 000047C0 0000008F<BR />imx-ipuv3 2800000.ipu: PFS 0x2,<BR />imx-ipuv3 2800000.ipu: BPP 0x0,<BR />imx-ipuv3 2800000.ipu: NPB 0x1f<BR />imx-ipuv3 2800000.ipu: FW 287,<BR />imx-ipuv3 2800000.ipu: FH 351,<BR />imx-ipuv3 2800000.ipu: EBA0 0x3c200000<BR />imx-ipuv3 2800000.ipu: EBA1 0x3c240000<BR />imx-ipuv3 2800000.ipu: Stride 287<BR />imx-ipuv3 2800000.ipu: scan_order 0<BR />imx-ipuv3 2800000.ipu: uv_stride 143<BR />imx-ipuv3 2800000.ipu: u_offset 0x18c00<BR />imx-ipuv3 2800000.ipu: v_offset 0x1ef00<BR />imx-ipuv3 2800000.ipu: Width0 0+1,<BR />imx-ipuv3 2800000.ipu: Width1 0+1,<BR />imx-ipuv3 2800000.ipu: Width2 0+1,<BR />imx-ipuv3 2800000.ipu: Width3 0+1,<BR />imx-ipuv3 2800000.ipu: Offset0 15,<BR />imx-ipuv3 2800000.ipu: Offset1 4,<BR />imx-ipuv3 2800000.ipu: Offset2 0,<BR />imx-ipuv3 2800000.ipu: Offset3 0<BR />ERROR: v4l2 capture: mxc_v4l_read timeout counter 0<BR />imx-ipuv3 2800000.ipu: CSI stop timeout - 5 * 10ms<BR />imx-ipuv3 2800000.ipu: ipu busfreq high release.<BR />adv7180 0-0020: adv7180:ioctl_s_power</TD></TR></TBODY></TABLE><P><SPAN>&nbsp;</SPAN></P><TABLE class="j-table jiveBorder" style="border: 1px solid #c6c6c6;" width="100%"><THEAD><TR style="background-color: #efefef;"><TH>#&nbsp;<SPAN style="font-weight: 400;">cat /proc/interrupts</SPAN></TH></TR></THEAD><TBODY><TR><TD>CPU0 CPU1 CPU2 CPU3<BR /> 16: 5504 2740 1398 295 GIC 29 Edge twd<BR /> 17: 97575 0 0 0 GPC 55 Level i.MX Timer Tick<BR /> 24: 3515 0 0 0 GPC 26 Level 2020000.serial<BR /> 25: 0 0 0 0 GPC 47 Level 202c000.ssi<BR /> 26: 0 0 0 0 GPC 50 Level 2034000.asrc<BR /> 27: 0 0 0 0 GPC 3 Edge VPU_JPG_IRQ<BR /> 28: 0 0 0 0 GPC 12 Level VPU_CODEC_IRQ<BR /> 39: 0 0 0 0 gpio-mxc 6 Edge 2194000.usdhc cd<BR />160: 0 0 0 0 gpio-mxc 25 Edge Menu<BR />161: 0 0 0 0 gpio-mxc 26 Edge Back<BR />180: 0 0 0 0 gpio-mxc 11 Edge Home<BR />269: 0 0 0 0 GPC 80 Level 20bc000.wdog<BR />272: 0 0 0 0 GPC 49 Level imx_thermal<BR />277: 0 0 0 0 GPC 19 Level rtc alarm<BR />278: 0 0 0 0 GPC 4 Level 20cc000.snvs:snvs-powerkey<BR />285: 0 0 0 0 GPC 2 Level sdma<BR />286: 144 0 0 0 GPC 43 Level 2184000.usb<BR />287: 1731 0 0 0 GPC 40 Level 2184200.usb<BR />288: 64 0 0 0 GPC 118 Level 2188000.ethernet<BR />289: 0 0 0 0 GPC 119 Level 2188000.ethernet<BR />290: 147 0 0 0 GPC 22 Level mmc0<BR />291: 0 0 0 0 GPC 23 Level mmc1<BR />292: 1437 0 0 0 GPC 24 Level mmc2<BR />293: 766 0 0 0 GPC 36 Level 21a0000.i2c<BR />294: 176 0 0 0 GPC 37 Level 21a4000.i2c<BR />295: 2 0 0 0 GPC 38 Level 21a8000.i2c<BR />299: 0 0 0 0 GPC 18 Level vdoa<BR />300: 0 0 0 0 GPC 27 Level 21e8000.serial<BR />301: 0 0 0 0 GPC 28 Level 21ec000.serial<BR />302: 4 0 0 0 GPC 6 Level 2400000.ipu<BR />303: 0 0 0 0 GPC 5 Level 2400000.ipu<BR />304: 0 0 0 0 GPC 107 Level mmdc_1<BR />305: 0 0 0 0 GPC 112 Level mmdc_1<BR />306: 0 0 0 0 GPC 113 Level mmdc_1<BR />307: 0 0 0 0 GPC 114 Level mmdc_1<BR />311: 0 0 0 0 GPC 8 Level 2800000.ipu<BR />312: 0 0 0 0 GPC 7 Level 2800000.ipu<BR />313: 2 0 0 0 GIC 137 Level 2101000.jr0<BR />314: 0 0 0 0 GIC 138 Level 2102000.jr1<BR />IPI0: 0 0 0 0 CPU wakeup interrupts<BR />IPI1: 0 43648 4490 188 Timer broadcast interrupts<BR />IPI2: 8650 14077 13812 16788 Rescheduling interrupts<BR />IPI3: 20 24 26 17 Function call interrupts<BR />IPI4: 4 10 1 0 Single function call interrupts<BR />IPI5: 0 0 0 0 CPU stop interrupts<BR />IPI6: 1 0 0 0 IRQ work interrupts<BR />IPI7: 0 0 0 0 completion interrupts<BR />Err: 0</TD></TR></TBODY></TABLE><P><SPAN>&nbsp;</SPAN></P><P></P><P><SPAN>We tried to apply Omar's patchs from this link :&nbsp;<A href="https://community.nxp.com/thread/330749">IPU2 parallel port on IMX6Q</A>&nbsp;</SPAN></P><P></P><P><SPAN>All ios are muxed correctly. Checked with IMX6QDRM datasheet.</SPAN></P><P></P><P><SPAN>With an oscilloscope there are PIXCLK V/HSYNC and DATA when cat /dev/video0 is clalled.</SPAN></P><P></P><P><SPAN>Thanks for your help</SPAN></P></BODY></HTML> Thu, 11 Oct 2018 13:11:55 GMT https://community.nxp.com/t5/i-MX-Processors/imx6q-IPU2-CSI1-timeout/m-p/847499#M129752 Rbe78 2018-10-11T13:11:55Z Re: imx6q IPU2 CSI1 timeout https://community.nxp.com/t5/i-MX-Processors/imx6q-IPU2-CSI1-timeout/m-p/847500#M129753 <HTML><HEAD></HEAD><BODY><P>I patched the adv7180_tvin driver to works with adv7183.</P><P></P><P>Now i have an image but it is very dark. I think it is a problem with AGC.</P><P></P><P>I work on it</P></BODY></HTML> Fri, 12 Oct 2018 06:53:30 GMT https://community.nxp.com/t5/i-MX-Processors/imx6q-IPU2-CSI1-timeout/m-p/847500#M129753 Rbe78 2018-10-12T06:53:30Z Re: imx6q IPU2 CSI1 timeout https://community.nxp.com/t5/i-MX-Processors/imx6q-IPU2-CSI1-timeout/m-p/847501#M129754 <HTML><HEAD></HEAD><BODY><P>It works.</P><P>It was an electric problem.</P><P></P><P>Solved !</P></BODY></HTML> Fri, 12 Oct 2018 19:22:00 GMT https://community.nxp.com/t5/i-MX-Processors/imx6q-IPU2-CSI1-timeout/m-p/847501#M129754 Rbe78 2018-10-12T19:22:00Z