2009/9/18 Ming Lei <tom.leiming@xxxxxxxxx>: > Board: beagle B5 > LCD: can show beagle logo in uboot > > Once I upgrade to v2.6.31 from > git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6.git > > and apply the patch: > omapfb: Reorder Register_framebuffer call > http://marc.info/?l=linux-omap&m=125277326104621&w=2 > > the dvi lcd can't show anything but black colour. And from view of the monitor, > there is video signal outputed from beagle, which can be indicated the > green-led of > monitor. > > Also the fb device(/dev/fb0) can be accessed well by my test code. > > I can provide more information if anyone needs. dmesg: Linux version 2.6.31-omap1-05924-g3a3575e-dirty (lm@linux-lm) (gcc version 4.2.1 (CodeSourcery S ourcery G++ Lite 2007q3-51)) #80 Fri Sep 18 23:35:02 CST 2009 CPU: ARMv7 Processor [411fc082] revision 2 (ARMv7), cr=10c53c7f CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction cache Machine: OMAP3 Beagle Board Memory policy: ECC disabled, Data cache writeback On node 0 totalpages: 32768 free_area_init_node: node 0, pgdat c03862c0, node_mem_map c03a2000 Normal zone: 256 pages used for memmap Normal zone: 0 pages reserved Normal zone: 32512 pages, LIFO batch:7 OMAP3430 ES2.1 SRAM: Mapped pa 0x40200000 to va 0xe3000000 size: 0x100000 Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32512 Kernel command line: console=ttyS2,115200n8 root=/dev/mmcblk0p2 rw rootdelay=5 omapfb.mode=dvi:1 440x900MR-16@60 Unknown boot option `omapfb.mode=dvi:1440x900MR-16@60': ignoring PID hash table entries: 512 (order: 9, 2048 bytes) Dentry cache hash table entries: 16384 (order: 4, 65536 bytes) Inode-cache hash table entries: 8192 (order: 3, 32768 bytes) Memory: 128MB = 128MB total Memory: 126080KB available (3144K code, 296K data, 132K init, 0K highmem) NR_IRQS:402 Clocking rate (Crystal/Core/MPU): 26.0/332/500 MHz Reprogramming SDRC clock to 332000000 Hz GPMC revision 5.0 IRQ: Found an INTC at 0xd8200000 (revision 4.0) with 96 interrupts Total of 96 interrupts on 1 active controller OMAP34xx GPIO hardware version 2.5 OMAP clockevent source: GPTIMER12 at 32768 Hz Console: colour dummy device 80x30 Calibrating delay loop... 316.17 BogoMIPS (lpj=1236992) Mount-cache hash table entries: 512 CPU: Testing write buffer coherency: ok regulator: core version 0.5 NET: Registered protocol family 16 Found NAND on CS0 Registering NAND on CS0 OMAP DMA hardware revision 4.0 bio: create slab <bio-0> at 0 i2c_omap i2c_omap.1: bus 1 rev3.12 at 2600 kHz twl4030: PIH (irq 7) chaining IRQs 368..375 twl4030: power (irq 373) chaining IRQs 376..383 twl4030: gpio (irq 368) chaining IRQs 384..401 regulator: VMMC1: 1850 <--> 3150 mV normal standby regulator: VDAC: 1800 mV normal standby regulator: VUSB1V5: 1500 mV normal standby regulator: VUSB1V8: 1800 mV normal standby regulator: VUSB3V1: 3100 mV normal standby regulator: VPLL2: 1800 mV normal standby regulator: VSIM: 1800 <--> 3000 mV normal standby i2c_omap i2c_omap.3: bus 3 rev3.12 at 100 kHz SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb twl4030_usb twl4030_usb: Initialized TWL4030 USB module musb_hdrc: version 6.0, musb-dma, otg (peripheral+host), debug=0 musb_hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine (X), bulk split (X), HB-ISO Rx, HB-I SO Tx, SoftConn) musb_hdrc: MHDRC RTL version 1.400 musb_hdrc: setup fifo_mode 4 musb_hdrc: 28/31 max ep, 16384/16384 memory musb_hdrc: hw_ep 0shared, max 64 musb_hdrc: hw_ep 1tx, max 512 musb_hdrc: hw_ep 1rx, max 512 musb_hdrc: hw_ep 2tx, max 512 musb_hdrc: hw_ep 2rx, max 512 musb_hdrc: hw_ep 3tx, max 512 musb_hdrc: hw_ep 3rx, max 512 musb_hdrc: hw_ep 4tx, max 512 musb_hdrc: hw_ep 4rx, max 512 musb_hdrc: hw_ep 5tx, max 512 musb_hdrc: hw_ep 5rx, max 512 musb_hdrc: hw_ep 6tx, max 512 musb_hdrc: hw_ep 6rx, max 512 musb_hdrc: hw_ep 7tx, max 512 musb_hdrc: hw_ep 7rx, max 512 musb_hdrc: hw_ep 8tx, max 512 musb_hdrc: hw_ep 8rx, max 512 musb_hdrc: hw_ep 9tx, max 512 musb_hdrc: hw_ep 9rx, max 512 musb_hdrc: hw_ep 10tx, max 256 musb_hdrc: hw_ep 10rx, max 64 musb_hdrc: hw_ep 11tx, max 256 musb_hdrc: hw_ep 11rx, max 64 musb_hdrc: hw_ep 12tx, max 256 musb_hdrc: hw_ep 12rx, max 64 musb_hdrc: hw_ep 13shared, max 4096 musb_hdrc: hw_ep 14shared, max 1024 musb_hdrc: hw_ep 15shared, max 1024 musb_hdrc: USB OTG mode controller at d80ab000 using DMA, IRQ 92 NET: Registered protocol family 2 IP route cache hash table entries: 1024 (order: 0, 4096 bytes) TCP established hash table entries: 4096 (order: 3, 32768 bytes) TCP bind hash table entries: 4096 (order: 2, 16384 bytes) TCP: Hash tables configured (established 4096 bind 4096) TCP reno registered NET: Registered protocol family 1 NetWinder Floating Point Emulator V0.97 (double precision) Switched to high resolution mode on CPU 0 VFS: Disk quotas dquot_6.5.2 Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) JFFS2 version 2.2. (NAND) 侣� 2001-2006 Red Hat, Inc. msgmni has been set to 246 alg: No test for stdrng (krng) io scheduler noop registered io scheduler anticipatory registered (default) io scheduler deadline registered io scheduler cfq registered omapfb: configured for panel omap3beagle omapfb: DISPC version 3.0 initialized Console: switching to colour frame buffer device 128x48 omapfb: Framebuffer initialized. Total vram 1572864 planes 1 omapfb: Pixclock 48000 kHz hfreq 44.7 kHz vfreq 57.7 Hz Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled serial8250.0: ttyS0 at MMIO 0x4806a000 (irq = 72) is a ST16654 serial8250.1: ttyS1 at MMIO 0x4806c000 (irq = 73) is a ST16654 serial8250.2: ttyS2 at MMIO 0x49020000 (irq = 74) is a ST16654 console [ttyS2] enabled brd: module loaded loop: module loaded i2c /dev entries driver usbmon: debugfs is not available ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver ehci-omap ehci-omap.0: OMAP-EHCI Host Controller ehci-omap ehci-omap.0: new USB bus registered, assigned bus number 1 ehci-omap ehci-omap.0: irq 77, io mem 0x48064800 ehci-omap ehci-omap.0: USB 2.0 started, EHCI 1.00 usb usb1: configuration #1 chosen from 1 choice hub 1-0:1.0: USB hub found hub 1-0:1.0: 3 ports detected g_ether gadget: using random self ethernet address g_ether gadget: using random host ethernet address usb0: MAC 36:4b:c8:25:70:04 usb0: HOST MAC e2:1d:b8:ec:4e:2a g_ether gadget: Ethernet Gadget, version: Memorial Day 2008 g_ether gadget: g_ether ready musb_hdrc musb_hdrc: MUSB HDRC host driver musb_hdrc musb_hdrc: new USB bus registered, assigned bus number 2 usb usb2: configuration #1 chosen from 1 choice hub 2-0:1.0: USB hub found hub 2-0:1.0: 1 port detected mmci-omap-hs mmci-omap-hs.0: Failed to get debounce clock TCP cubic registered NET: Registered protocol family 17 NET: Registered protocol family 15 RPC: Registered udp transport module. RPC: Registered tcp transport module. Power Management for TI OMAP3. VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 1 regulator_init_complete: incomplete constraints, leaving VDVI on regulator_init_complete: incomplete constraints, leaving VDAC on drivers/rtc/hctosys.c: unable to open rtc device (rtc0) Waiting 5sec before mounting root device... mmc0: new SD card at address 0001 mmcblk0: mmc0:0001 064MB 118 MiB mmcblk0: p1 p2 g_ether gadget: high speed config #1: CDC Ethernet (ECM) kjournald starting. Commit interval 5 seconds EXT3-fs warning: maximal mount count reached, running e2fsck is recommended EXT3 FS on mmcblk0p2, internal journal EXT3-fs: recovery complete. EXT3-fs: mounted filesystem with writeback data mode. VFS: Mounted root (ext3 filesystem) on device 179:2. Freeing init memory: 132K -- Lei Ming -- To unsubscribe from this list: send the line "unsubscribe linux-embedded" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html