On Fri, Sep 25, 2015 at 4:06 PM, Hans de Goede <hdego...@redhat.com> wrote: > Hi, > > On 25-09-15 04:35, Chen-Yu Tsai wrote: >> >> On Thu, Sep 24, 2015 at 11:24 PM, Hans de Goede <hdego...@redhat.com> >> wrote: > > > <snip> > >>> diff --git a/configs/q8_a33_tablet_800x480_defconfig >>> b/configs/q8_a33_tablet_800x480_defconfig >>> new file mode 100644 >>> index 0000000..a9c2b62 >>> --- /dev/null >>> +++ b/configs/q8_a33_tablet_800x480_defconfig >>> @@ -0,0 +1,24 @@ >>> +CONFIG_ARM=y >>> +CONFIG_ARCH_SUNXI=y >>> +CONFIG_MACH_SUN8I_A33=y >>> +CONFIG_DRAM_CLK=456 >>> +CONFIG_DRAM_ZQ=15291 >>> +CONFIG_USB0_VBUS_PIN="AXP0-VBUS-ENABLE" >>> +CONFIG_USB0_VBUS_DET="AXP0-VBUS-DETECT" >>> +CONFIG_USB0_ID_DET="PH8" >>> +CONFIG_AXP_GPIO=y >>> >>> +CONFIG_VIDEO_LCD_MODE="x:800,y:480,depth:18,pclk_khz:33000,le:87,ri:167,up:31,lo:13,hs:1,vs:1,sync:3,vmode:0" >> >> >> FYI my q8h-v1.5 uses a slightly different mode line: >> >> >> x:800,y:480,depth:18,pclk_khz:36000,le:45,ri:209,up:22,lo:22,hs:1,vs:1,sync:3,vmode:0 > > > Yes, there are multiple modelines floating around for 800x480 panels, I've > 2 A13 tablets and the modeline of the fex file from tablet a causes the > images > to not be properly centered on the screen of tablet b. Luckily the other way > around does work, so for the q8_a13_tablet_defconfig I'm using the modeline > from the fex file from tablet b. I hope we can do something similar with q8 > a23 and a33 800x480 tablets. > > I've been buying q8 tablets with cracked screens (people seem to drop them > quite > a lot) for cheap from a local 2nd hand website, so now I've 5 ever so > slightly > different models, I still need to make a generic q8 config for those, and > see if > I can find a modeline which works on all of them. > > That modeline should probably be a good one to use for the a33 defconfig > too. > >> I'll find some time to give yours a test.
So it looks like your modeline works as well. I can't see any difference between the two on screen. Speaking of the screen, mine is slightly off vertically. Feels like it is 1 line lower than it should be. And the right most end displays partially under the touchscreen with either modeline. ChenYu _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
