> -----Original Message----- > From: ddemaio <[email protected]> > Sent: 28 October 2019 12:08 > To: Guillaume Gardet <[email protected]>; opensuse- > [email protected] > Subject: Re: [opensuse-arm] Joy-Pi 7" Pi Screen No Signal > > Thank you Guillaume. I tried to figure it out, but couldn't figure out the > documentation for the config.txt. I plugged it into a different screen and > then > plugged it back into the 7" screen and now it works. Not sure why it would do
So, IIUC, it works without the config.txt quirks, right? > that from the first boot and then work, but next time we see each other, I can > show you the device. Yes, I can have a look. Cheers, Guillaume > v/r > Doug > > On 10/28/19 8:25 AM, Guillaume Gardet wrote: > > Hi Doug, > > > >> -----Original Message----- > >> From: ddemaio <[email protected]> > >> Sent: 28 October 2019 06:55 > >> To: [email protected] > >> Subject: [opensuse-arm] Joy-Pi 7" Pi Screen No Signal > >> > >> Hi all, > >> The openSUSE Project now has a Joy Pi to show at some of the conferences. > > That's great! 😊 > > > >> However, I tried the latest TW RP3 image and after the bootscreen, > >> the screen phases out to a no signal. It's this screen here: > >> https://www.joy-it.net/en/products/RB-LCD-7-2 > > This is an HDMI display, right? > > The documentation suggests to try the following options in Config.txt: > > dtparam=audio=on > > max_usb_current=1 > > hdmi_force_hotplug=1 > > config_hdmi_boost=7 > > hdmi_group=2 > > hdmi_mode=1 > > hdmi_mode=87 > > hdmi_drive=1 > > display_rotate=0 > > hdmi_cvt 1024 600 60 6 0 0 0 > > > > Could you try them, please? > > > > But the firmware seems to handle the LCD display properly as you have the > boot screen (up to Grub?). > > So, my guess is that the Linux kernel try to reconfigure the display and > > fails. Do > you have some kernel traces to share? > > > > > >> Do any you have any documentation or recommendations on how I can try > >> to fix these during the boot. I'll do some research as well, but I > >> thought I would ask you all first, since you might know. > > As stated above, my guess is the Linux kernel fails to set a proper > > resolution. > > > > Cheers, > > Guillaume > > > > > >> v/r > >> Doug > >> -- > >> To unsubscribe, e-mail: [email protected] > >> To contact the owner, e-mail: [email protected] > > IMPORTANT NOTICE: The contents of this email and any attachments are > confidential and may also be privileged. If you are not the intended > recipient, > please notify the sender immediately and do not disclose the contents to any > other person, use it for any purpose, or store or copy the information in any > medium. Thank you. IMPORTANT NOTICE: The contents of this email and any attachments are confidential and may also be privileged. If you are not the intended recipient, please notify the sender immediately and do not disclose the contents to any other person, use it for any purpose, or store or copy the information in any medium. Thank you. N�����r��y隊Z)z{.�櫛맲��r��z�^�ˬz��N�(�֜��^� Þ隊Z)z{.�櫛�0�����Ǩ�
