From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sricharan R Subject: Re: [PATCH 2/6] ARM: OMAP2+: Remove board-omap4panda.c Date: Mon, 17 Jun 2013 13:12:05 +0530 Message-ID: <51BEBDCD.3060104@ti.com> References: <20130517191304.468.73487.stgit@localhost> <20130517191753.468.1734.stgit@localhost> <20130612163124.GD8164@atomide.com> <20130612171407.GM8164@atomide.com> <51B98F1E.1000006@ti.com> <51B99B07.1050806@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Ming Lei Cc: Tony Lindgren , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-omap@vger.kernel.org On Friday 14 June 2013 07:28 PM, Ming Lei wrote: > On Fri, Jun 14, 2013 at 9:31 PM, Ming Lei wrote: >> On Thu, Jun 13, 2013 at 6:12 PM, Sricharan R wrote: >>> On Thursday 13 June 2013 02:51 PM, Sricharan R wrote: >>>> Hi Tony, >>>> On Wednesday 12 June 2013 10:44 PM, Tony Lindgren wrote: >>>>> * Tony Lindgren [130612 09:37]: >>>>>> * Ming Lei [130603 08:34]: >>>>>>> Hi, >>>>>>> >>>>>>> On Sat, May 18, 2013 at 3:17 AM, Tony Lindgren w= rote: >>>>>>>> We can now boot with device tree. If you don't want to update u-bo= ot, >>>>>>>> you can boot with appended DTB with the following instructions: >>>>>>>> >>>>>>>> 1. Make sure you have the appended DTB support in .config >>>>>>>> >>>>>>>> CONFIG_ARM_APPENDED_DTB=3Dy >>>>>>>> CONFIG_ARM_ATAG_DTB_COMPAT=3Dy >>>>>>>> CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND=3Dy >>>>>>>> >>>>>>>> 2. Build the zImage >>>>>>>> >>>>>>>> $ ARCH=3Darm CROSS_COMPILE=3D... make zImage >>>>>>>> >>>>>>>> 3. Build the device tree blobs >>>>>>>> >>>>>>>> $ ARCH=3Darm CROSS_COMPILE=3D... make dtbs >>>>>>>> >>>>>>>> 4. Append the correct panda dtb to zImage >>>>>>>> >>>>>>>> Depending on your hardware it's omap4-panda.dtb, omap4-panda-a4= .dtb >>>>>>>> or omap4-panda-es.dtb. >>>>>>>> >>>>>>>> $ cat arch/arm/boot/zImage arch/arm/boot/dts/omap4-panda-es.dtb= > /tmp/appended >>>>>>>> >>>>>>>> 5. Use mkimage to produce the appended device tree uImage >>>>>>>> >>>>>>>> $ mkimage -A arm -O linux -T kernel -C none -a 0x80008000 -e 0x= 80008000 \ >>>>>>>> -n "Linux" -d /tmp/appended /tmp/uImage >>>>>>> I followed the above steps and tried devicetree on Pandaboard again= st >>>>>>> 3.10.0-rc3-next-20130528, and the board will hang during boot, but = works >>>>>>> well with legacy mode. >>>>>>> >>>>>>> Hardware: Pandaboard A1 >>>>>>> dtb: omap4-panda.dtb >>>>>>> >>>>>>> See 'dmesg' on below link: >>>>>>> >>>>>>> http://kernel.ubuntu.com/~ming/up/panda-dts.dmesg >>>>>>> >>>>>> Hmm looks like it boots to init. Maybe add initcall_debug to the cmd= line in >>>>>> case there's some late_initcall that causes the issue. It's probably= some >>>>>> trivial issue causing it. >>>>> Sricharan, maybe give this a quick try if you have the original panda= board? >>>>> I only have pandaboard es. >>>>> >>>>> Regards, >>>>> >>>>> Tony >>>> I tried your cleanup branch omap-for-v3.11/cleanup on panda board and = it booted >>>> to prompt fine. >>>> Hardware: Pandaboard A1 dtb: omap4-panda.dtb >>>> >>>> git pull on linux-next branch was not working though. >>>> >>> Ok, tested in linux-next as well and it booted fine with DTB. >>> HW: OMAP4430ES2.1 PANDA A1 version DTB: OMAP4-PANDA.DTB >>> >>> Booted with ramdisk and mmc FS >>> >>> commit c04efed734409f5a44715b54a6ca1b54b0ccf215 >>> Author: Stephen Rothwell >>> Date: Fri Jun 7 16:40:02 2013 +1000 >>> >>> Add linux-next specific files for 20130607 >> Looks linux-next-20130607 is broken, see below: >> >> LD [M] drivers/usb/gadget/g_ncm.o >> drivers/usb/musb/omap2430.c: In function 'omap2430_probe': >> drivers/usb/musb/omap2430.c:571:2: error: 'musb_resources' undeclared >> (first use in this function) >> drivers/usb/musb/omap2430.c:571:2: note: each undeclared identifier is >> reported only once for each function it appears in >> drivers/usb/musb/omap2430.c:571:2: error: bit-field '' >> width not an integer constant >> drivers/usb/musb/omap2430.c:585:4: error: bit-field '' >> width not an integer constant >> make[3]: *** [drivers/usb/musb/omap2430.o] Error 1 >> make[3]: *** Waiting for unfinished jobs.... >> make[2]: *** [drivers/usb/musb] Error 2 >> make[2]: *** Waiting for unfinished jobs.... >> make[1]: *** [drivers/usb] Error 2 >> make: *** [drivers] Error 2 >> install kernel and modules >> >> DEPMOD 3.10.0-rc4-next-20130607+ > Even I disable musb so that kernel building is OK, but the kernel with dtb > still can't boot, see attachment 'dmesg' and config. > > > Thanks, I am not sure how both of us are different. I was testing 20130607 with an omap2plusdefconfig. Also i was using a minimal busy box file system.. Is there anything specific FS that you want me to try ? I am using the latest u-boot version. U-Boot SPL 2013.07-rc1-00010-gdfdb3d3 (Jun 17 2013 - 13:09:51) OMAP4430 ES2.1 OMAP SD/MMC: 0 reading u-boot.img reading u-boot.img U-Boot 2013.07-rc1-00010-gdfdb3d3 (Jun 17 2013 - 13:09:51) CPU : OMAP4430 ES2.1 Board: OMAP4 Panda I2C: ready DRAM: 1 GiB MMC: OMAP SD/MMC: 0 Using default environment In: serial Out: serial Err: serial Net: No ethernet found. Hit any key to stop autoboot: 0 Panda # Panda # setenv bootargs root=3D/dev/ram0 rw console=3DttyO2,115200n8 initrd= =3D0x81600000,20M ramdisk_size=3D20480 earlyprintk Panda # mmc dev 0 mmc0 is current device Panda # fatload mmc 0 0x80300000 uImage reading uImage 4394007 bytes read in 300 ms (14 MiB/s) Panda # fatload mmc 0 0x81600000 bb.raw reading bb.raw 10240000 bytes read in 722 ms (13.5 MiB/s) Panda # bootm 0x80300000 ## Booting kernel from Legacy Image at 80300000 ... Image Name: Linux Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 4393943 Bytes =3D 4.2 MiB Load Address: 80008000 Entry Point: 80008000 Verifying Checksum ... OK Loading Kernel Image ... OK OK Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 3.10.0-rc4-next-20130607 (a0393807@uda0393807)= (gcc version 4.6.3 (Sourcery CodeBench Lite 2012.03-57) ) #18 SMP Mon Jun = 17 12:55:05 IST 2013 [ 0.000000] CPU: ARMv7 Processor [411fc092] revision 2 (ARMv7), cr=3D10c= 53c7d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instr= uction cache [ 0.000000] Machine: OMAP4 Panda board [ 0.000000] cma: CMA: reserved 16 MiB at ae800000 [ 0.000000] Memory policy: ECC disabled, Data cache writealloc [ 0.000000] OMAP4430 ES2.1 [ 0.000000] PERCPU: Embedded 9 pages/cpu @c15d5000 s13440 r8192 d15232 u= 36864 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Tota= l pages: 260368 [ 0.000000] Kernel command line: root=3D/dev/ram0 rw console=3DttyO2,115= 200n8 initrd=3D0x81600000,20M ramdisk_size=3D20480 earlyprintk [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 by= tes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 byte= s) [ 0.000000] Memory: 987436K/1047552K available (5619K kernel code, 603K = rwdata, 1908K rodata, 393K init, 5521K bss, 60116K reserved, 269312K highme= m) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) [ 0.000000] vmalloc : 0xf0000000 - 0xff000000 ( 240 MB) [ 0.000000] lowmem : 0xc0000000 - 0xef800000 ( 760 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc07620e8 (7529 kB) [ 0.000000] .init : 0xc0763000 - 0xc07c5480 ( 394 kB) [ 0.000000] .data : 0xc07c6000 - 0xc085ccc8 ( 604 kB) [ 0.000000] .bss : 0xc085ccc8 - 0xc0dc10f0 (5522 kB) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] OMAP clockevent source: timer1 at 32768 Hz [ 0.000000] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps eve= ry 131071999ms [ 0.000000] OMAP clocksource: 32k_counter at 32768 Hz [ 0.000000] Console: colour dummy device 80x30 [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc.,= Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 16384 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.000000] ... CHAINHASH_SIZE: 16384 [ 0.000000] memory used by lock dependency info: 3695 kB [ 0.000000] per task-struct memory footprint: 1152 bytes [ 0.001403] Calibrating delay loop... 1191.11 BogoMIPS (lpj=3D5955584) [ 0.079742] pid_max: default: 32768 minimum: 301 [ 0.080535] Security Framework initialized [ 0.080780] Mount-cache hash table entries: 512 [ 0.085571] CPU: Testing write buffer coherency: ok [ 0.087493] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.087829] Setting up static identity map for 0xc0556058 - 0xc05560c8 [ 0.087890] L310 cache controller enabled [ 0.087921] l2x0: 16 ways, CACHE_ID 0x410000c4, AUX_CTRL 0x7e470000, Cac= he size: 1048576 B [ 0.093048] CPU1: Booted secondary processor [ 0.177764] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.178283] Brought up 2 CPUs [ 0.178314] SMP: Total of 2 processors activated (2387.96 BogoMIPS). [ 0.178314] CPU: All CPU(s) started in SVC mode. [ 0.181152] devtmpfs: initialized [ 0.254455] pinctrl core: initialized pinctrl subsystem [ 0.258117] regulator-dummy: no parameters [ 0.261657] NET: Registered protocol family 16 [ 0.270538] DMA: preallocated 256 KiB pool for atomic coherent allocatio= ns [ 0.272033] omap-gpmc omap-gpmc: GPMC revision 6.0 [ 0.281036] OMAP GPIO hardware version 0.1 [ 0.295837] omap_mux_init: Add partition: #1: core, flags: 3 [ 0.298095] omap_mux_init: Add partition: #2: wkup, flags: 3 [ 0.298309] error setting wl12xx data: -38 [ 0.298583] omap_mux_get_by_name: Could not find signal sys_nirq [ 0.303375] omap_mux_get_by_name: Could not find signal uart1_rx.uart1_rx [ 0.384521] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchp= oint registers. [ 0.384521] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.398803] OMAP DMA hardware revision 0.0 [ 0.402832] ARM PMU: not yet supported on OMAP4430 due to missing CTI dr= iver [ 0.449371] bio: create slab at 0 [ 0.514038] omap-dma-engine omap-dma-engine: OMAP DMA engine driver [ 0.515258] vwl1271: 1800 mV [ 0.516174] hsusb1_reset: 3300 mV [ 0.516967] hsusb1_vcc: 3300 mV [ 0.522064] SCSI subsystem initialized [ 0.523773] usbcore: registered new interface driver usbfs [ 0.524139] usbcore: registered new interface driver hub [ 0.524658] usbcore: registered new device driver usb [ 0.528869] omap_i2c omap_i2c.1: bus 1 rev0.10 at 400 kHz [ 0.529907] omap_i2c omap_i2c.2: bus 2 rev0.10 at 400 kHz [ 0.531280] omap_i2c omap_i2c.3: bus 3 rev0.10 at 100 kHz [ 0.532226] omap_i2c omap_i2c.4: bus 4 rev0.10 at 400 kHz [ 0.538391] Switching to clocksource 32k_counter [ 0.655364] NET: Registered protocol family 2 [ 0.657409] TCP established hash table entries: 8192 (order: 4, 65536 by= tes) [ 0.657806] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.660980] TCP: Hash tables configured (established 8192 bind 8192) [ 0.661315] TCP: reno registered [ 0.661346] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.661773] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.663421] NET: Registered protocol family 1 [ 0.664733] RPC: Registered named UNIX socket transport module. [ 0.664764] RPC: Registered udp transport module. [ 0.664764] RPC: Registered tcp transport module. [ 0.664764] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.665740] Trying to unpack rootfs image as initramfs... [ 0.666931] rootfs image is not initramfs (junk in compressed archive); = looks like an initrd [ 0.819061] Freeing initrd memory: 20480K (c1600000 - c2a00000) [ 0.819183] NetWinder Floating Point Emulator V0.97 (double precision) [ 1.007995] bounce pool size: 64 pages [ 1.008575] VFS: Disk quotas dquot_6.5.2 [ 1.009033] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 1.011779] NFS: Registering the id_resolver key type [ 1.012207] Key type id_resolver registered [ 1.012237] Key type id_legacy registered [ 1.012390] jffs2: version 2.2. (NAND) (SUMMARY) =A9 2001-2006 Red Hat,= Inc. [ 1.013031] msgmni has been set to 1474 [ 1.016387] io scheduler noop registered [ 1.016418] io scheduler deadline registered [ 1.016510] io scheduler cfq registered (default) [ 1.020660] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.027069] omap_uart.0: ttyO0 at MMIO 0x4806a000 (irq =3D 104) is a OMA= P UART0 [ 1.029296] omap_uart.1: ttyO1 at MMIO 0x4806c000 (irq =3D 105) is a OMA= P UART1 [ 1.030670] omap_uart.2: ttyO2 at MMIO 0x48020000 (irq =3D 106) is a OMA= P UART2 [ 1.724426] console [ttyO2] enabled [ 1.729583] omap_uart.3: ttyO3 at MMIO 0x4806e000 (irq =3D 102) is a OMA= P UART3 [ 1.765686] brd: module loaded [ 1.784973] loop: module loaded [ 1.791503] Skipping twl internal clock init and using bootloader value = (unknown osc rate) [ 1.802978] twl 1-0048: PIH (irq 39) chaining IRQs 418..438 [ 1.811218] VUSB: 3300 mV normal standby [ 1.816864] vdd_mpu: 500 <--> 1500 mV normal [ 1.823730] vdd_iva: 500 <--> 1500 mV normal [ 1.829803] vdd_core: 500 <--> 1500 mV normal [ 1.836334] V1V8: 1800 mV normal standby [ 1.841979] V2V1: 2100 mV normal standby [ 1.847717] VMMC: 1200 <--> 3000 mV at 3000 mV normal standby [ 1.855773] VPP: 1800 <--> 2500 mV at 1900 mV normal standby [ 1.864196] VCXIO: 1800 mV normal standby [ 1.868499] VCXIO: supplied by V2V1 [ 1.875030] VDAC: 1800 mV normal standby [ 1.879333] VDAC: supplied by V2V1 [ 1.885223] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV normal standby [ 1.893768] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV normal standby [ 1.903076] VANA: 2100 mV normal standby [ 1.917877] mtdoops: mtd device (mtddev=3Dname/number) must be supplied [ 1.934997] usbcore: registered new interface driver asix [ 1.941284] usbcore: registered new interface driver ax88179_178a [ 1.948089] usbcore: registered new interface driver cdc_ether [ 1.954681] usbcore: registered new interface driver smsc95xx [ 1.961242] usbcore: registered new interface driver net1080 [ 1.967559] usbcore: registered new interface driver cdc_subset [ 1.974243] usbcore: registered new interface driver zaurus [ 1.980621] usbcore: registered new interface driver cdc_ncm [ 1.988220] usbcore: registered new interface driver cdc_wdm [ 1.994659] usbcore: registered new interface driver usb-storage [ 2.001464] usbcore: registered new interface driver usbtest [ 2.009277] mousedev: PS/2 mouse device common for all mice [ 2.020721] twl_rtc twl_rtc: Enabling TWL-RTC [ 2.030181] twl_rtc twl_rtc: rtc core: registered twl_rtc as rtc0 [ 2.059692] i2c /dev entries driver [ 2.067108] Driver for 1-wire Dallas network protocol. [ 2.076293] omap_wdt: OMAP Watchdog Timer Rev 0x00: initial timeout 60 s= ec [ 2.086364] omap-dma-engine omap-dma-engine: allocating channel for 62 [ 2.093414] omap-dma-engine omap-dma-engine: allocating channel for 61 [ 2.139251] omap-dma-engine omap-dma-engine: allocating channel for 60 [ 2.146209] omap-dma-engine omap-dma-engine: allocating channel for 59 [ 2.262664] ledtrig-cpu: registered to indicate activity on CPUs [ 2.270233] usbcore: registered new interface driver usbhid [ 2.276153] usbhid: USB HID core driver [ 2.281402] oprofile: no performance counters [ 2.288024] oprofile: using timer interrupt. [ 2.293334] TCP: cubic registered [ 2.296844] Initializing XFRM netlink socket [ 2.301544] NET: Registered protocol family 17 [ 2.306365] NET: Registered protocol family 15 [ 2.311614] Key type dns_resolver registered [ 2.316284] VFP support v0.3: implementor 41 architecture 3 part 30 vari= ant 9 rev 1 [ 2.334320] Power Management for TI OMAP4. [ 2.338684] OMAP4 PM: u-boot >=3D v2012.07 is required for full PM suppo= rt [ 2.346069] ThumbEE CPU extension supported. [ 2.354187] VANA: incomplete constraints, leaving on [ 2.361175] VDAC: incomplete constraints, leaving on [ 2.367614] VUSB: incomplete constraints, leaving on [ 2.377258] twl_rtc twl_rtc: setting system clock to 2000-01-01 00:03:17= UTC (946684997) [ 2.388793] RAMDISK: ext2 filesystem found at block 0 [ 2.395324] RAMDISK: Loading 10000KiB [1 disk] into ram disk... [ 2.4= 10461] mmc0: host does not support reading read-only switch. assuming write= -enable. [ 2.424896] mmc0: new high speed SD card at address 0002 [ 2.436248] mmcblk0: mmc0:0002 00000 1.86 GiB [ 2.455200] mmcblk0: p1 p2 done. [ 2.858886] EXT2-fs (ram0): warning: mounting unchecked fs, running e2fs= ck is recommended [ 2.858886] VFS: Mounted root (ext2 filesystem) on device 1:0. [ 2.874725] devtmpfs: mounted [ 2.879028] Freeing unused kernel memory: 392K (c0763000 - c07c5000) Mounting proc : OK Mounting sysfs : OK Mounting /dev : OK Creating local mdev devices umount: can't umount /mnt/mmc: Invalid argument ****************************************** Starting System Init for 6430EVM-6430 Release: OpnSrc ****************************************** Saving kernel ring buffer : OK Mounting devpts : OK Setting up networking Configuring lo : OK Configuring eth0 : ifconfig: eth0: error fetching interface information: De= vice not found ifup: can't open '/etc/network/interfaces': No such file or directory Failed Starting syslogd : OK Starting klogd : OK Mounting filesystems : mount: according to /proc/mounts, none is already mo= unted on /dev/pts mount: according to /proc/mounts, /proc is already mounted on /proc OK Please press Enter to activate this console. # Regards, Sricharan From mboxrd@z Thu Jan 1 00:00:00 1970 From: r.sricharan@ti.com (Sricharan R) Date: Mon, 17 Jun 2013 13:12:05 +0530 Subject: [PATCH 2/6] ARM: OMAP2+: Remove board-omap4panda.c In-Reply-To: References: <20130517191304.468.73487.stgit@localhost> <20130517191753.468.1734.stgit@localhost> <20130612163124.GD8164@atomide.com> <20130612171407.GM8164@atomide.com> <51B98F1E.1000006@ti.com> <51B99B07.1050806@ti.com> Message-ID: <51BEBDCD.3060104@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Friday 14 June 2013 07:28 PM, Ming Lei wrote: > On Fri, Jun 14, 2013 at 9:31 PM, Ming Lei wrote: >> On Thu, Jun 13, 2013 at 6:12 PM, Sricharan R wrote: >>> On Thursday 13 June 2013 02:51 PM, Sricharan R wrote: >>>> Hi Tony, >>>> On Wednesday 12 June 2013 10:44 PM, Tony Lindgren wrote: >>>>> * Tony Lindgren [130612 09:37]: >>>>>> * Ming Lei [130603 08:34]: >>>>>>> Hi, >>>>>>> >>>>>>> On Sat, May 18, 2013 at 3:17 AM, Tony Lindgren wrote: >>>>>>>> We can now boot with device tree. If you don't want to update u-boot, >>>>>>>> you can boot with appended DTB with the following instructions: >>>>>>>> >>>>>>>> 1. Make sure you have the appended DTB support in .config >>>>>>>> >>>>>>>> CONFIG_ARM_APPENDED_DTB=y >>>>>>>> CONFIG_ARM_ATAG_DTB_COMPAT=y >>>>>>>> CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND=y >>>>>>>> >>>>>>>> 2. Build the zImage >>>>>>>> >>>>>>>> $ ARCH=arm CROSS_COMPILE=... make zImage >>>>>>>> >>>>>>>> 3. Build the device tree blobs >>>>>>>> >>>>>>>> $ ARCH=arm CROSS_COMPILE=... make dtbs >>>>>>>> >>>>>>>> 4. Append the correct panda dtb to zImage >>>>>>>> >>>>>>>> Depending on your hardware it's omap4-panda.dtb, omap4-panda-a4.dtb >>>>>>>> or omap4-panda-es.dtb. >>>>>>>> >>>>>>>> $ cat arch/arm/boot/zImage arch/arm/boot/dts/omap4-panda-es.dtb > /tmp/appended >>>>>>>> >>>>>>>> 5. Use mkimage to produce the appended device tree uImage >>>>>>>> >>>>>>>> $ mkimage -A arm -O linux -T kernel -C none -a 0x80008000 -e 0x80008000 \ >>>>>>>> -n "Linux" -d /tmp/appended /tmp/uImage >>>>>>> I followed the above steps and tried devicetree on Pandaboard against >>>>>>> 3.10.0-rc3-next-20130528, and the board will hang during boot, but works >>>>>>> well with legacy mode. >>>>>>> >>>>>>> Hardware: Pandaboard A1 >>>>>>> dtb: omap4-panda.dtb >>>>>>> >>>>>>> See 'dmesg' on below link: >>>>>>> >>>>>>> http://kernel.ubuntu.com/~ming/up/panda-dts.dmesg >>>>>>> >>>>>> Hmm looks like it boots to init. Maybe add initcall_debug to the cmdline in >>>>>> case there's some late_initcall that causes the issue. It's probably some >>>>>> trivial issue causing it. >>>>> Sricharan, maybe give this a quick try if you have the original pandaboard? >>>>> I only have pandaboard es. >>>>> >>>>> Regards, >>>>> >>>>> Tony >>>> I tried your cleanup branch omap-for-v3.11/cleanup on panda board and it booted >>>> to prompt fine. >>>> Hardware: Pandaboard A1 dtb: omap4-panda.dtb >>>> >>>> git pull on linux-next branch was not working though. >>>> >>> Ok, tested in linux-next as well and it booted fine with DTB. >>> HW: OMAP4430ES2.1 PANDA A1 version DTB: OMAP4-PANDA.DTB >>> >>> Booted with ramdisk and mmc FS >>> >>> commit c04efed734409f5a44715b54a6ca1b54b0ccf215 >>> Author: Stephen Rothwell >>> Date: Fri Jun 7 16:40:02 2013 +1000 >>> >>> Add linux-next specific files for 20130607 >> Looks linux-next-20130607 is broken, see below: >> >> LD [M] drivers/usb/gadget/g_ncm.o >> drivers/usb/musb/omap2430.c: In function 'omap2430_probe': >> drivers/usb/musb/omap2430.c:571:2: error: 'musb_resources' undeclared >> (first use in this function) >> drivers/usb/musb/omap2430.c:571:2: note: each undeclared identifier is >> reported only once for each function it appears in >> drivers/usb/musb/omap2430.c:571:2: error: bit-field '' >> width not an integer constant >> drivers/usb/musb/omap2430.c:585:4: error: bit-field '' >> width not an integer constant >> make[3]: *** [drivers/usb/musb/omap2430.o] Error 1 >> make[3]: *** Waiting for unfinished jobs.... >> make[2]: *** [drivers/usb/musb] Error 2 >> make[2]: *** Waiting for unfinished jobs.... >> make[1]: *** [drivers/usb] Error 2 >> make: *** [drivers] Error 2 >> install kernel and modules >> >> DEPMOD 3.10.0-rc4-next-20130607+ > Even I disable musb so that kernel building is OK, but the kernel with dtb > still can't boot, see attachment 'dmesg' and config. > > > Thanks, I am not sure how both of us are different. I was testing 20130607 with an omap2plusdefconfig. Also i was using a minimal busy box file system.. Is there anything specific FS that you want me to try ? I am using the latest u-boot version. U-Boot SPL 2013.07-rc1-00010-gdfdb3d3 (Jun 17 2013 - 13:09:51) OMAP4430 ES2.1 OMAP SD/MMC: 0 reading u-boot.img reading u-boot.img U-Boot 2013.07-rc1-00010-gdfdb3d3 (Jun 17 2013 - 13:09:51) CPU : OMAP4430 ES2.1 Board: OMAP4 Panda I2C: ready DRAM: 1 GiB MMC: OMAP SD/MMC: 0 Using default environment In: serial Out: serial Err: serial Net: No ethernet found. Hit any key to stop autoboot: 0 Panda # Panda # setenv bootargs root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 earlyprintk Panda # mmc dev 0 mmc0 is current device Panda # fatload mmc 0 0x80300000 uImage reading uImage 4394007 bytes read in 300 ms (14 MiB/s) Panda # fatload mmc 0 0x81600000 bb.raw reading bb.raw 10240000 bytes read in 722 ms (13.5 MiB/s) Panda # bootm 0x80300000 ## Booting kernel from Legacy Image at 80300000 ... Image Name: Linux Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 4393943 Bytes = 4.2 MiB Load Address: 80008000 Entry Point: 80008000 Verifying Checksum ... OK Loading Kernel Image ... OK OK Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 3.10.0-rc4-next-20130607 (a0393807 at uda0393807) (gcc version 4.6.3 (Sourcery CodeBench Lite 2012.03-57) ) #18 SMP Mon Jun 17 12:55:05 IST 2013 [ 0.000000] CPU: ARMv7 Processor [411fc092] revision 2 (ARMv7), cr=10c53c7d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine: OMAP4 Panda board [ 0.000000] cma: CMA: reserved 16 MiB at ae800000 [ 0.000000] Memory policy: ECC disabled, Data cache writealloc [ 0.000000] OMAP4430 ES2.1 [ 0.000000] PERCPU: Embedded 9 pages/cpu @c15d5000 s13440 r8192 d15232 u36864 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260368 [ 0.000000] Kernel command line: root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 earlyprintk [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Memory: 987436K/1047552K available (5619K kernel code, 603K rwdata, 1908K rodata, 393K init, 5521K bss, 60116K reserved, 269312K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) [ 0.000000] vmalloc : 0xf0000000 - 0xff000000 ( 240 MB) [ 0.000000] lowmem : 0xc0000000 - 0xef800000 ( 760 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc07620e8 (7529 kB) [ 0.000000] .init : 0xc0763000 - 0xc07c5480 ( 394 kB) [ 0.000000] .data : 0xc07c6000 - 0xc085ccc8 ( 604 kB) [ 0.000000] .bss : 0xc085ccc8 - 0xc0dc10f0 (5522 kB) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] OMAP clockevent source: timer1 at 32768 Hz [ 0.000000] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 131071999ms [ 0.000000] OMAP clocksource: 32k_counter at 32768 Hz [ 0.000000] Console: colour dummy device 80x30 [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 16384 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.000000] ... CHAINHASH_SIZE: 16384 [ 0.000000] memory used by lock dependency info: 3695 kB [ 0.000000] per task-struct memory footprint: 1152 bytes [ 0.001403] Calibrating delay loop... 1191.11 BogoMIPS (lpj=5955584) [ 0.079742] pid_max: default: 32768 minimum: 301 [ 0.080535] Security Framework initialized [ 0.080780] Mount-cache hash table entries: 512 [ 0.085571] CPU: Testing write buffer coherency: ok [ 0.087493] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.087829] Setting up static identity map for 0xc0556058 - 0xc05560c8 [ 0.087890] L310 cache controller enabled [ 0.087921] l2x0: 16 ways, CACHE_ID 0x410000c4, AUX_CTRL 0x7e470000, Cache size: 1048576 B [ 0.093048] CPU1: Booted secondary processor [ 0.177764] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.178283] Brought up 2 CPUs [ 0.178314] SMP: Total of 2 processors activated (2387.96 BogoMIPS). [ 0.178314] CPU: All CPU(s) started in SVC mode. [ 0.181152] devtmpfs: initialized [ 0.254455] pinctrl core: initialized pinctrl subsystem [ 0.258117] regulator-dummy: no parameters [ 0.261657] NET: Registered protocol family 16 [ 0.270538] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.272033] omap-gpmc omap-gpmc: GPMC revision 6.0 [ 0.281036] OMAP GPIO hardware version 0.1 [ 0.295837] omap_mux_init: Add partition: #1: core, flags: 3 [ 0.298095] omap_mux_init: Add partition: #2: wkup, flags: 3 [ 0.298309] error setting wl12xx data: -38 [ 0.298583] omap_mux_get_by_name: Could not find signal sys_nirq [ 0.303375] omap_mux_get_by_name: Could not find signal uart1_rx.uart1_rx [ 0.384521] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.384521] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.398803] OMAP DMA hardware revision 0.0 [ 0.402832] ARM PMU: not yet supported on OMAP4430 due to missing CTI driver [ 0.449371] bio: create slab at 0 [ 0.514038] omap-dma-engine omap-dma-engine: OMAP DMA engine driver [ 0.515258] vwl1271: 1800 mV [ 0.516174] hsusb1_reset: 3300 mV [ 0.516967] hsusb1_vcc: 3300 mV [ 0.522064] SCSI subsystem initialized [ 0.523773] usbcore: registered new interface driver usbfs [ 0.524139] usbcore: registered new interface driver hub [ 0.524658] usbcore: registered new device driver usb [ 0.528869] omap_i2c omap_i2c.1: bus 1 rev0.10 at 400 kHz [ 0.529907] omap_i2c omap_i2c.2: bus 2 rev0.10 at 400 kHz [ 0.531280] omap_i2c omap_i2c.3: bus 3 rev0.10 at 100 kHz [ 0.532226] omap_i2c omap_i2c.4: bus 4 rev0.10 at 400 kHz [ 0.538391] Switching to clocksource 32k_counter [ 0.655364] NET: Registered protocol family 2 [ 0.657409] TCP established hash table entries: 8192 (order: 4, 65536 bytes) [ 0.657806] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.660980] TCP: Hash tables configured (established 8192 bind 8192) [ 0.661315] TCP: reno registered [ 0.661346] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.661773] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.663421] NET: Registered protocol family 1 [ 0.664733] RPC: Registered named UNIX socket transport module. [ 0.664764] RPC: Registered udp transport module. [ 0.664764] RPC: Registered tcp transport module. [ 0.664764] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.665740] Trying to unpack rootfs image as initramfs... [ 0.666931] rootfs image is not initramfs (junk in compressed archive); looks like an initrd [ 0.819061] Freeing initrd memory: 20480K (c1600000 - c2a00000) [ 0.819183] NetWinder Floating Point Emulator V0.97 (double precision) [ 1.007995] bounce pool size: 64 pages [ 1.008575] VFS: Disk quotas dquot_6.5.2 [ 1.009033] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 1.011779] NFS: Registering the id_resolver key type [ 1.012207] Key type id_resolver registered [ 1.012237] Key type id_legacy registered [ 1.012390] jffs2: version 2.2. (NAND) (SUMMARY) ? 2001-2006 Red Hat, Inc. [ 1.013031] msgmni has been set to 1474 [ 1.016387] io scheduler noop registered [ 1.016418] io scheduler deadline registered [ 1.016510] io scheduler cfq registered (default) [ 1.020660] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.027069] omap_uart.0: ttyO0 at MMIO 0x4806a000 (irq = 104) is a OMAP UART0 [ 1.029296] omap_uart.1: ttyO1 at MMIO 0x4806c000 (irq = 105) is a OMAP UART1 [ 1.030670] omap_uart.2: ttyO2 at MMIO 0x48020000 (irq = 106) is a OMAP UART2 [ 1.724426] console [ttyO2] enabled [ 1.729583] omap_uart.3: ttyO3 at MMIO 0x4806e000 (irq = 102) is a OMAP UART3 [ 1.765686] brd: module loaded [ 1.784973] loop: module loaded [ 1.791503] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.802978] twl 1-0048: PIH (irq 39) chaining IRQs 418..438 [ 1.811218] VUSB: 3300 mV normal standby [ 1.816864] vdd_mpu: 500 <--> 1500 mV normal [ 1.823730] vdd_iva: 500 <--> 1500 mV normal [ 1.829803] vdd_core: 500 <--> 1500 mV normal [ 1.836334] V1V8: 1800 mV normal standby [ 1.841979] V2V1: 2100 mV normal standby [ 1.847717] VMMC: 1200 <--> 3000 mV at 3000 mV normal standby [ 1.855773] VPP: 1800 <--> 2500 mV at 1900 mV normal standby [ 1.864196] VCXIO: 1800 mV normal standby [ 1.868499] VCXIO: supplied by V2V1 [ 1.875030] VDAC: 1800 mV normal standby [ 1.879333] VDAC: supplied by V2V1 [ 1.885223] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV normal standby [ 1.893768] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV normal standby [ 1.903076] VANA: 2100 mV normal standby [ 1.917877] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.934997] usbcore: registered new interface driver asix [ 1.941284] usbcore: registered new interface driver ax88179_178a [ 1.948089] usbcore: registered new interface driver cdc_ether [ 1.954681] usbcore: registered new interface driver smsc95xx [ 1.961242] usbcore: registered new interface driver net1080 [ 1.967559] usbcore: registered new interface driver cdc_subset [ 1.974243] usbcore: registered new interface driver zaurus [ 1.980621] usbcore: registered new interface driver cdc_ncm [ 1.988220] usbcore: registered new interface driver cdc_wdm [ 1.994659] usbcore: registered new interface driver usb-storage [ 2.001464] usbcore: registered new interface driver usbtest [ 2.009277] mousedev: PS/2 mouse device common for all mice [ 2.020721] twl_rtc twl_rtc: Enabling TWL-RTC [ 2.030181] twl_rtc twl_rtc: rtc core: registered twl_rtc as rtc0 [ 2.059692] i2c /dev entries driver [ 2.067108] Driver for 1-wire Dallas network protocol. [ 2.076293] omap_wdt: OMAP Watchdog Timer Rev 0x00: initial timeout 60 sec [ 2.086364] omap-dma-engine omap-dma-engine: allocating channel for 62 [ 2.093414] omap-dma-engine omap-dma-engine: allocating channel for 61 [ 2.139251] omap-dma-engine omap-dma-engine: allocating channel for 60 [ 2.146209] omap-dma-engine omap-dma-engine: allocating channel for 59 [ 2.262664] ledtrig-cpu: registered to indicate activity on CPUs [ 2.270233] usbcore: registered new interface driver usbhid [ 2.276153] usbhid: USB HID core driver [ 2.281402] oprofile: no performance counters [ 2.288024] oprofile: using timer interrupt. [ 2.293334] TCP: cubic registered [ 2.296844] Initializing XFRM netlink socket [ 2.301544] NET: Registered protocol family 17 [ 2.306365] NET: Registered protocol family 15 [ 2.311614] Key type dns_resolver registered [ 2.316284] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 1 [ 2.334320] Power Management for TI OMAP4. [ 2.338684] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.346069] ThumbEE CPU extension supported. [ 2.354187] VANA: incomplete constraints, leaving on [ 2.361175] VDAC: incomplete constraints, leaving on [ 2.367614] VUSB: incomplete constraints, leaving on [ 2.377258] twl_rtc twl_rtc: setting system clock to 2000-01-01 00:03:17 UTC (946684997) [ 2.388793] RAMDISK: ext2 filesystem found at block 0 [ 2.395324] RAMDISK: Loading 10000KiB [1 disk] into ram disk... [ 2.410461] mmc0: host does not support reading read-only switch. assuming write-enable. [ 2.424896] mmc0: new high speed SD card at address 0002 [ 2.436248] mmcblk0: mmc0:0002 00000 1.86 GiB [ 2.455200] mmcblk0: p1 p2 done. [ 2.858886] EXT2-fs (ram0): warning: mounting unchecked fs, running e2fsck is recommended [ 2.858886] VFS: Mounted root (ext2 filesystem) on device 1:0. [ 2.874725] devtmpfs: mounted [ 2.879028] Freeing unused kernel memory: 392K (c0763000 - c07c5000) Mounting proc : OK Mounting sysfs : OK Mounting /dev : OK Creating local mdev devices umount: can't umount /mnt/mmc: Invalid argument ****************************************** Starting System Init for 6430EVM-6430 Release: OpnSrc ****************************************** Saving kernel ring buffer : OK Mounting devpts : OK Setting up networking Configuring lo : OK Configuring eth0 : ifconfig: eth0: error fetching interface information: Device not found ifup: can't open '/etc/network/interfaces': No such file or directory Failed Starting syslogd : OK Starting klogd : OK Mounting filesystems : mount: according to /proc/mounts, none is already mounted on /dev/pts mount: according to /proc/mounts, /proc is already mounted on /proc OK Please press Enter to activate this console. # Regards, Sricharan