i.MX ProcessorsのトピックRe: Error while before boot script on Saber Lite 6Q

i.MX ProcessorsのトピックRe: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347618#M48129 <HTML><HEAD></HEAD><BODY><P>Hi Eric,</P><P></P><P>We have tried to read the MUX_CTL_PAD and GPIOx_PSR registers from the u-boot prompt.</P><P>But we are getting the same values for all registers.</P><P>Could you please take a look and check if we are reading it correctly and what do the read values indicate?</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="ReadValues.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48265i7B79794E8A3423C1/image-size/large?v=v2&px=999" role="button" title="ReadValues.jpg" alt="ReadValues.jpg" /></span></P><P>Thanks in Advance,</P><P>Anil Ghadiya</P></BODY></HTML> Mon, 15 Dec 2014 11:47:43 GMT anilghadiya 2014-12-15T11:47:43Z Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347611#M48122 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>We are getting error while booting the IMX Saberlite 6Q from SD card.</P><P>Below is the error log.</P><P></P><P>CPU:   Freescale i.MX6Q rev1.2 at 792 MHz</P><P>Reset cause: POR</P><P>Board: SABRE Lite</P><P>DRAM:  1 GiB</P><P>MMC:   FSL_SDHC: 0, FSL_SDHC: 1</P><P>SF: Detected SST25VF016B with page size 4 KiB, total 2 MiB</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x4 retry=0</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x4 retry=1</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x4 retry=2</P><P>i2c_init_transfer: give up i2c_regs=021a8000</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x38 retry=0</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x38 retry=1</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x38 retry=2</P><P>i2c_init_transfer: give up i2c_regs=021a8000</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x48 retry=0</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x48 retry=1</P><P>wait_for_sr_state: failed sr=81 cr=a0 state=2020</P><P>i2c_init_transfer: failed for chip 0x48 retry=2</P><P>i2c_init_transfer: give up i2c_regs=021a8000</P><P>No panel detected: default to HDMI</P><P>enable_hdmi: setup HDMI monitor</P><P>Display: HDMI (1024x768)</P><P>In:    serial</P><P>Out:   serial</P><P>Err:   serial</P><P>Net:   using phy at 6</P><P>FEC [PRIME]</P><P>Hit any key to stop autoboot:  0</P><P>AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl SATA mode</P><P>flags: ncq stag pm led clo only pmp pio slum part</P><P>No port device detected!</P><P>** Bad device size - sata 0 **</P><P>** Bad device size - sata 0 **</P><P></P><P></P><P>SATA device 1: unknown device</P><P>** Bad device sata 1 **</P><P>** Bad device sata 1 **</P><P>MMC: no card present</P><P>mmc0(part 0) is current device</P><P>MMC: no card present</P><P>** Bad device mmc 0 **</P><P>MMC: no card present</P><P>** Bad device mmc 0 **</P><P>mmc1 is current device</P><P>** Unrecognized filesystem type **</P><P>1653 bytes read in 59 ms (27.3 KiB/s)</P><P>## Executing script at 10008000</P><P></P><P>We changed the kernel image and try but it gives the same error. We are using Kernel 3.0.35.</P><P></P><P>Thanks and Regards,</P><P>Anil Ghadiya</P></BODY></HTML> Tue, 18 Nov 2014 07:11:23 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347611#M48122 anilghadiya 2014-11-18T07:11:23Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347612#M48123 <HTML><HEAD></HEAD><BODY><P>Hello Anil,</P><P></P><P>These errors indicate that something is holding the I2C bus in an invalid state and come from the attempt to auto-detect displays through their touch controllers.</P><P></P><P>What do you have connected to the board (especially J7)?</P></BODY></HTML> Tue, 18 Nov 2014 13:43:11 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347612#M48123 EricNelson 2014-11-18T13:43:11Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347613#M48124 <HTML><HEAD></HEAD><BODY><P>Hi Eric,</P><P></P><P>Thanks for your reply.</P><P></P><P>We have connected our device via I2C to J7 (Only I2C pins and GPIO_9) and we are using this setup since beginning.</P><P>This issue started once after the application caused the kernel panic. So we suspected that flash is corrupted and tried to</P><P>re-flash it from SD card. But we are not able to flash it again.</P><P></P><P>It would be very helpful if you can guide us to re-flash the SPI_NOR in such a way that it boots up from micro SD card.</P><P></P><P>Thanks in advance,</P><P>Anil Ghadiya</P></BODY></HTML> Tue, 18 Nov 2014 17:52:19 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347613#M48124 anilghadiya 2014-11-18T17:52:19Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347614#M48125 <HTML><HEAD></HEAD><BODY><P>Hello Eric,</P><P></P><P>We are able re-flash the board and its booting up but it gives the same errors which i mentioned in the first post.</P><P>As i mentioned we are connecting our device to J7(Only I2C pins and GPIO_9) via I2C.</P><P>Even if do not connect anything on J7, we are getting the same error.</P><P></P><P>Thanks and Regards,</P><P>Anil Ghadiya</P></BODY></HTML> Thu, 27 Nov 2014 13:52:30 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347614#M48125 anilghadiya 2014-11-27T13:52:30Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347615#M48126 <HTML><HEAD></HEAD><BODY><P>These I2C error messages indicate that something is holding the I2C lines (SDA and/or SCL) low (holding the I2C bus).</P><P></P><P>If you've disconnected your device, perhaps the process introduces a short to ground somewhere.</P></BODY></HTML> Sun, 30 Nov 2014 18:59:53 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347615#M48126 EricNelson 2014-11-30T18:59:53Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347616#M48127 <HTML><HEAD></HEAD><BODY><P>Hi Eric,</P><P></P><P>Thanks for your reply.</P><P></P><P>I have checked the I2C lines if it is shorted with the GND pin in the J7. Also checked with reference to some of the common GND points on the boards,</P><P>but it seems there is no shorting there. Can you suggest any other point in particular which should be checked.</P><P></P><P>I have also checked the pull-up registers for these pins r216 and r217. They seem fine, i mean measures the correct resistance.</P><P></P><P>With Regards,</P><P>Anil Ghadiya </P></BODY></HTML> Mon, 01 Dec 2014 07:34:30 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347616#M48127 anilghadiya 2014-12-01T07:34:30Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347617#M48128 <HTML><HEAD></HEAD><BODY><P>If you set the SION bits in the MUX_CTL_PAD registers, you can validate that the pins are reading low</P><P>in the GPIOx_PSR registers (GP1:5 and GP7:11):</P><P>     <A href="https://github.com/boundarydevices/u-boot-imx6/blob/production/board/boundary/nitrogen6x/nitrogen6x.c#L123" title="https://github.com/boundarydevices/u-boot-imx6/blob/production/board/boundary/nitrogen6x/nitrogen6x.c#L123">https://github.com/boundarydevices/u-boot-imx6/blob/production/board/boundary/nitrogen6x/nitrogen6x.c#L123</A></P><P></P><P>You can use the "mm.l" command in U-Boot to view/change the register values.</P></BODY></HTML> Mon, 01 Dec 2014 17:26:04 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347617#M48128 EricNelson 2014-12-01T17:26:04Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347618#M48129 <HTML><HEAD></HEAD><BODY><P>Hi Eric,</P><P></P><P>We have tried to read the MUX_CTL_PAD and GPIOx_PSR registers from the u-boot prompt.</P><P>But we are getting the same values for all registers.</P><P>Could you please take a look and check if we are reading it correctly and what do the read values indicate?</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="ReadValues.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48265i7B79794E8A3423C1/image-size/large?v=v2&px=999" role="button" title="ReadValues.jpg" alt="ReadValues.jpg" /></span></P><P>Thanks in Advance,</P><P>Anil Ghadiya</P></BODY></HTML> Mon, 15 Dec 2014 11:47:43 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347618#M48129 anilghadiya 2014-12-15T11:47:43Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347619#M48130 <HTML><HEAD></HEAD><BODY><P>The <TT>mm.l</TT> command expects an address as its argument. You can find the addresses in the <SPAN style="font-size: 13.6000003814697px;">reference manual </SPAN>i.MX6DQRM.</P></BODY></HTML> Mon, 15 Dec 2014 14:49:18 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347619#M48130 EricNelson 2014-12-15T14:49:18Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347620#M48131 <HTML><HEAD></HEAD><BODY><P>Hi Eric,</P><P></P><P>We have read the below mentioned registers.....</P><P></P><P>1. IOMUXC_SW_MUX_CTL_PAD_EIM_DATA17 @ addr 0x20E0094</P><P><SPAN style="font-size: 13.63636302948px;">2. IOMUXC_SW_MUX_CTL_PAD_EIM_DATA18 @ addr 0x20E0098</SPAN></P><P><SPAN style="font-size: 13.63636302948px;">3. IOMUXC_I2C3_SCL_IN_SELECT_INPUT @ addr 0x20E08A8</SPAN></P><P><SPAN style="font-size: 13.63636302948px;">4. IOMUXC_I2C3_SDA_IN_SELECT_INPUT <SPAN style="font-size: 13.63636302948px;">@ addr 0x20E08AC</SPAN></SPAN></P><P><SPAN style="font-size: 13.63636302948px;"><BR /></SPAN></P><P><SPAN style="font-size: 13.63636302948px;">5. GPIO1_PSR @ addr 0x209C008</SPAN></P><P><SPAN style="font-size: 13.63636302948px;">6. GPIO7_PSR @ addr 0x20B4008</SPAN></P><P><SPAN style="font-size: 13.63636302948px;"><BR /></SPAN></P><P><SPAN style="font-size: 13.63636302948px;">Could you please take a look at the read values and see if anything is missing.<BR /></SPAN></P><P><SPAN style="font-size: 13.63636302948px;">Please see the image for corresponding read values.</SPAN></P><P><SPAN style="font-size: 13.63636302948px;"><span class="lia-inline-image-display-wrapper" image-alt="imx.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48394iF4D90983C95C8D90/image-size/large?v=v2&px=999" role="button" title="imx.jpg" alt="imx.jpg" /></span> </SPAN></P><P><SPAN style="font-size: 13.63636302948px;"><BR /></SPAN></P><P><SPAN style="font-size: 13.63636302948px;"><BR /></SPAN></P><P><SPAN style="font-size: 13.63636302948px;">Thanks and Regards,</SPAN></P><P><SPAN style="font-size: 13.63636302948px;">Anil Ghadiya<BR /></SPAN></P></BODY></HTML> Wed, 17 Dec 2014 09:36:24 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347620#M48131 anilghadiya 2014-12-17T09:36:24Z Re: Error while before boot script on Saber Lite 6Q https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347621#M48132 <HTML><HEAD></HEAD><BODY><P>Hi Anil,</P><P></P><P>First off, please paste text into messages like this instead of using screen-shots. That allows e-mail notifications to contain the details in question and allows for quoting of the content.</P><P></P><P>Secondly, I'm sorry, but I can't spend cycles debugging your hardware. My suggestions about where to look were just that: suggestions of directions.</P><P></P><P>The MUX_CTL_PAD_x registers have an SION bit that allow you to see the state of pins through the corresponding GPIOX_PSR registers.</P><P></P><P>I'm sure you'll find that the processor is seeing either or both the I2Cx_SDA or I2Cx_SCL pins low during the boot process.</P><P></P><P>Finally, note that the I2C accesses in question stem from the U-Boot code that tries to automatically identify the touch controllers commonly used on our boards.</P><P></P><P>It's highly likely that these accesses aren't needed on your custom hardware. I presume that you know what display you're using and don't need auto-detect. This should be dealt with in your custom U-Boot.</P><P></P><P>Regards,</P><P></P><P><BR />Eric</P></BODY></HTML> Wed, 17 Dec 2014 15:32:10 GMT https://community.nxp.com/t5/i-MX-Processors/Error-while-before-boot-script-on-Saber-Lite-6Q/m-p/347621#M48132 EricNelson 2014-12-17T15:32:10Z