CCSending /srv/serial/u-boot-spl.bin, 784 blocks: Give your local XMODEM receive command now. Transfer complete U-Boot SPL 2013.04-00235-g48e0b2b (May 18 2013 - 18:06:38) musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn) musb-hdrc: MHDRC RTL version 2.0 musb-hdrc: setup fifo_mode 4 musb-hdrc: 28/31 max ep, 16384/16384 memory USB Peripheral mode controller at 47401000 using PIO, IRQ 0 musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn) musb-hdrc: MHDRC RTL version 2.0 musb-hdrc: setup fifo_mode 4 musb-hdrc: 28/31 max ep, 16384/16384 memory USB Host mode controller at 47401800 using PIO, IRQ 0 CSending: u-boot.bin Sending: Transfer complete - CRC mode, 3(SOH)/375(STX)/0(CAN) packets, 3 retries Loaded 384084 bytes U-Boot 2013.04-00235-g48e0b2b (May 18 2013 - 18:06:38) I2C: ready DRAM: 256 MiB WARNING: Caches not enabled NAND: No NAND device found!!! 0 MiB MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1 *** Warning - readenv() failed, using default environment musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn) musb-hdrc: MHDRC RTL version 2.0 musb-hdrc: setup fifo_mode 4 musb-hdrc: 28/31 max ep, 16384/16384 memory USB Peripheral mode controller at 47401000 using PIO, IRQ 0 musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn) musb-hdrc: MHDRC RTL version 2.0 musb-hdrc: setup fifo_mode 4 musb-hdrc: 28/31 max ep, 16384/16384 memory USB Host mode controller at 47401800 using PIO, IRQ 0 Net: not set. Validating first E-fuse MAC cpsw, usb_ether Hit any key to stop autoboot: 1  0 mmc_send_cmd : timeout: No status update Card did not respond to voltage select! mmc0(part 0) is current device mmc_send_cmd : timeout: No status update Card did not respond to voltage select! Booting from nand ... no devices available Wrong Image Format for bootm command ERROR: can't get kernel image! U-Boot# a askenv - get environment variables from stdin Usage: askenv name [message] [size] - get environment variable 'name' from stdin (max 'size' chars) U-Boot# setenv autoload off; setenv serverip 192.168.57.1; dhcp link up on port 0, speed 100, full duplex BOOTP broadcast 1 DHCP client bound to address 192.168.57.138 U-Boot# tftp 0x81000000 zImage.omap2plus_defconfig link up on port 0, speed 100, full duplex Using cpsw device TFTP from server 192.168.57.1; our IP address is 192.168.57.138 Filename 'zImage.omap2plus_defconfig'. Load address: 0x81000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################ 878.9 KiB/s done Bytes transferred = 4750960 (487e70 hex) U-Boot# tftp 0x82000000 am335x-bone.dtb link up on port 0, speed 100, full duplex Using cpsw device TFTP from server 192.168.57.1; our IP address is 192.168.57.138 Filename 'am335x-bone.dtb'. Load address: 0x82000000 Loading: *## 742.2 KiB/s done Bytes transferred = 28898 (70e2 hex) U-Boot# setenv bootargs console=ttyO0,115200n8 rw debug ignore_loglevel earlyprintk root=/dev/nfs nfsroot=192.168.57.1:/srv/nfs4/rootfs2 nfsrootdebug ip=dhcp U-Boot# U-Boot# bootz 0x81000000 - 0x82000000 ## Flattened Device Tree blob at 82000000 Booting using the fdt blob at 0x82000000 Using Device Tree in place at 82000000, end 8200a0e1 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 3.18.0-rc1 (paul@nozomi) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Mon Oct 20 10:05:01 MDT 2014 [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: TI AM335x BeagleBone [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] cma: Reserved 16 MiB at 8e800000 [ 0.000000] Memory policy: Data cache writeback [ 0.000000] On node 0 totalpages: 65280 [ 0.000000] free_area_init_node: node 0, pgdat c0973d40, node_mem_map cfcf1000 [ 0.000000] Normal zone: 512 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 65280 pages, LIFO batch:15 [ 0.000000] HighMem zone: 1048574 pages exceeds freesize 0 [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] AM335X ES1.0 (sgx neon ) [ 0.000000] PERCPU: Embedded 11 pages/cpu @cfc9f000 s14976 r8192 d21888 u45056 [ 0.000000] pcpu-alloc: s14976 r8192 d21888 u45056 alloc=11*4096 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 64768 [ 0.000000] Kernel command line: console=ttyO0,115200n8 rw debug ignore_loglevel earlyprintk root=/dev/nfs nfsroot=192.168.57.1:/srv/nfs4/rootfs2 nfsrootdebug ip=dhcp [ 0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes) [ 0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes) [ 0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes) [ 0.000000] allocated 522240 bytes of page_cgroup [ 0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups [ 0.000000] Memory: 223616K/261120K available (6251K kernel code, 678K rwdata, 2320K rodata, 420K init, 8264K bss, 37504K reserved, 0K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xffe00000 (2048 kB) [ 0.000000] vmalloc : 0xd0800000 - 0xff000000 ( 744 MB) [ 0.000000] lowmem : 0xc0000000 - 0xd0000000 ( 256 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc0866f1c (8572 kB) [ 0.000000] .init : 0xc0867000 - 0xc08d0000 ( 420 kB) [ 0.000000] .data : 0xc08d0000 - 0xc0979810 ( 679 kB) [ 0.000000] .bss : 0xc0979810 - 0xc118b868 (8265 kB) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU restricting CPUs from NR_CPUS=2 to nr_cpu_ids=1. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrupts [ 0.000000] OMAP clockevent source: timer2 at 24000000 Hz [ 0.000020] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 178956969942ns [ 0.000098] OMAP clocksource: timer1 at 24000000 Hz [ 0.001384] Console: colour dummy device 80x30 [ 0.001463] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001479] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001493] ... MAX_LOCK_DEPTH: 48 [ 0.001507] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001520] ... CLASSHASH_SIZE: 4096 [ 0.001533] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001546] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001559] ... CHAINHASH_SIZE: 32768 [ 0.001573] memory used by lock dependency info: 5167 kB [ 0.001586] per task-struct memory footprint: 1152 bytes [ 0.001624] Calibrating delay loop... 545.58 BogoMIPS (lpj=2727936) [ 0.098356] pid_max: default: 32768 minimum: 301 [ 0.098958] Security Framework initialized [ 0.099235] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.099260] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.103484] Initializing cgroup subsys memory [ 0.103609] Initializing cgroup subsys devices [ 0.103747] Initializing cgroup subsys freezer [ 0.103886] Initializing cgroup subsys blkio [ 0.104010] Initializing cgroup subsys perf_event [ 0.104129] CPU: Testing write buffer coherency: ok [ 0.106044] CPU0: thread -1, cpu 0, socket -1, mpidr 0 [ 0.106216] Setting up static identity map for 0x805ec780 - 0x805ec7f0 [ 0.111949] Brought up 1 CPUs [ 0.111977] SMP: Total of 1 processors activated. [ 0.111993] CPU: All CPU(s) started in SVC mode. [ 0.116425] devtmpfs: initialized [ 0.120478] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 0.181278] omap_hwmod: tptc0 using broken dt data from edma [ 0.181915] omap_hwmod: tptc1 using broken dt data from edma [ 0.182533] omap_hwmod: tptc2 using broken dt data from edma [ 0.193813] omap_hwmod: debugss: _wait_target_disable failed [ 0.257208] pinctrl core: initialized pinctrl subsystem [ 0.261579] regulator-dummy: no parameters [ 0.307594] NET: Registered protocol family 16 [ 0.316997] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.320553] cpuidle: using governor ladder [ 0.320596] cpuidle: using governor menu [ 0.332272] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.333630] OMAP GPIO hardware version 0.1 [ 0.335666] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.338803] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.341694] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.361714] No ATAGs? [ 0.361759] hw-breakpoint: debug architecture 0x4 unsupported. [ 0.430154] edma-dma-engine edma-dma-engine.0: TI EDMA DMA engine driver [ 0.431198] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator@0[0]' [ 0.432034] vmmcsd_fixed: 3300 mV [ 0.436901] SCSI subsystem initialized [ 0.438073] usbcore: registered new interface driver usbfs [ 0.438341] usbcore: registered new interface driver hub [ 0.438705] usbcore: registered new device driver usb [ 0.440078] omap_i2c 44e0b000.i2c: could not find pctldev for node /pinmux@44e10800/pinmux_i2c0_pins, deferring probe [ 0.440141] platform 44e0b000.i2c: Driver omap_i2c requests probe deferral [ 0.446666] Switched to clocksource timer1 [ 0.676745] NET: Registered protocol family 2 [ 0.679349] TCP established hash table entries: 2048 (order: 1, 8192 bytes) [ 0.679620] TCP bind hash table entries: 2048 (order: 4, 73728 bytes) [ 0.680879] TCP: Hash tables configured (established 2048 bind 2048) [ 0.681177] TCP: reno registered [ 0.681221] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.681568] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.683425] NET: Registered protocol family 1 [ 0.685717] RPC: Registered named UNIX socket transport module. [ 0.685748] RPC: Registered udp transport module. [ 0.685766] RPC: Registered tcp transport module. [ 0.685783] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.688272] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available [ 0.694707] futex hash table entries: 256 (order: 2, 16384 bytes) [ 0.695040] audit: initializing netlink subsys (disabled) [ 0.695328] audit: type=2000 audit(0.680:1): initialized [ 0.702106] VFS: Disk quotas dquot_6.5.2 [ 0.702335] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.705656] NFS: Registering the id_resolver key type [ 0.706171] Key type id_resolver registered [ 0.706194] Key type id_legacy registered [ 0.706759] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.709574] msgmni has been set to 468 [ 0.715495] io scheduler noop registered [ 0.715541] io scheduler deadline registered [ 0.715686] io scheduler cfq registered (default) [ 0.719172] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size 568 [ 0.724314] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.733707] omap_uart 44e09000.serial: no wakeirq for uart0 [ 0.733763] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@44e09000[0]' [ 0.734559] omap_uart 44e09000.serial: ttyO0 at MMIO 0x44e09000 (irq = 154, base_baud = 3000000) is a OMAP UART0 [ 1.536145] console [ttyO0] enabled [ 1.545630] omap_rng 48310000.rng: OMAP Random Number Generator ver. 20 [ 1.587640] brd: module loaded [ 1.611140] loop: module loaded [ 1.618900] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.630355] usbcore: registered new interface driver asix [ 1.636243] usbcore: registered new interface driver ax88179_178a [ 1.642910] usbcore: registered new interface driver cdc_ether [ 1.649361] usbcore: registered new interface driver smsc95xx [ 1.655576] usbcore: registered new interface driver net1080 [ 1.661778] usbcore: registered new interface driver cdc_subset [ 1.668227] usbcore: registered new interface driver zaurus [ 1.674408] usbcore: registered new interface driver cdc_ncm [ 1.682058] usbcore: registered new interface driver cdc_wdm [ 1.688420] usbcore: registered new interface driver usb-storage [ 1.694999] usbcore: registered new interface driver usbtest [ 1.703967] mousedev: PS/2 mouse device common for all mice [ 1.714812] omap_rtc 44e3e000.rtc: rtc core: registered 44e3e000.rtc as rtc0 [ 1.723555] i2c /dev entries driver [ 1.727441] Driver for 1-wire Dallas network protocol. [ 1.737154] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 1.746757] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/ocp/mmc@48060000[0]' - status (0) [ 1.757144] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@48060000[0]' [ 1.768330] omap_hsmmc 48060000.mmc: unable to get vmmc regulator -517 [ 1.775890] platform 48060000.mmc: Driver omap_hsmmc requests probe deferral [ 1.784311] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@2[0]' - status (0) [ 1.793906] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@3[0]' - status (0) [ 1.803452] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@4[0]' - status (0) [ 1.812992] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@5[0]' - status (0) [ 1.822539] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@2[0]' - status (0) [ 1.833182] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@3[0]' - status (0) [ 1.843278] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@4[0]' - status (0) [ 1.853367] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@5[0]' - status (0) [ 1.864078] ledtrig-cpu: registered to indicate activity on CPUs [ 1.871303] usbcore: registered new interface driver usbhid [ 1.877222] usbhid: USB HID core driver [ 1.883148] oprofile: using arm/armv7 [ 1.888059] TCP: cubic registered [ 1.891599] Initializing XFRM netlink socket [ 1.896764] NET: Registered protocol family 10 [ 1.905457] sit: IPv6 over IPv4 tunneling driver [ 1.913855] NET: Registered protocol family 17 [ 1.918754] NET: Registered protocol family 15 [ 1.923897] Key type dns_resolver registered [ 1.928870] omap_voltage_late_init: Voltage driver support not added [ 1.935556] sr_dev_init: No voltage domain specified for smartreflex0. Cannot initialize [ 1.944095] sr_dev_init: No voltage domain specified for smartreflex1. Cannot initialize [ 1.954236] ThumbEE CPU extension supported. [ 1.958878] Registering SWP/SWPB emulation handler [ 1.963933] SmartReflex Class3 initialized [ 1.991395] vdds_dpr: at 1500 mV [ 1.998272] vdd_mpu: 925 <--> 1325 mV at 1100 mV [ 2.005994] vdd_core: 925 <--> 1150 mV at 1100 mV [ 2.014446] vio,vrtc,vdds: at 1800 mV [ 2.021203] vdd_3v3aux: at 3300 mV [ 2.027904] vdd_1v8: 1800 <--> 3300 mV at 1800 mV [ 2.035757] vdd_3v3a: at 3300 mV [ 2.041773] tps65217 0-0024: TPS65217 ID 0xe version 1.2 [ 2.047583] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz [ 2.054607] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/ocp/mmc@48060000[0]' - status (0) [ 2.065013] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@48060000[0]' [ 2.186582] davinci_mdio 4a101000.mdio: davinci mdio revision 1.6 [ 2.193002] davinci_mdio 4a101000.mdio: detected phy mask fffffffe [ 2.203184] libphy: 4a101000.mdio: probed [ 2.207564] davinci_mdio 4a101000.mdio: phy[0]: device 4a101000.mdio:00, driver SMSC LAN8710/LAN8720 [ 2.219251] cpsw 4a100000.ethernet: Detected MACID = 78:c5:e5:c3:1e:2a [ 2.232055] omap_rtc 44e3e000.rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 2.241245] sr_init: No PMIC hook to init smartreflex [ 2.246943] sr_init: platform driver register failed for SR [ 2.288112] net eth0: initializing cpsw version 1.12 (0) [ 2.296521] net eth0: phy found : id is : 0x7c0f1 [ 2.301654] libphy: PHY 4a101000.mdio:01 not found [ 2.306738] net eth0: phy 4a101000.mdio:01 not found on slave 1 [ 2.320229] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 5.377210] cpsw 4a100000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 5.386644] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 5.406530] Sending DHCP requests ., OK [ 5.427090] IP-Config: Got DHCP answer from 192.168.57.1, my address is 192.168.57.138 [ 5.436122] IP-Config: Complete: [ 5.439641] device=eth0, hwaddr=78:c5:e5:c3:1e:2a, ipaddr=192.168.57.138, mask=255.255.255.0, gw=255.255.255.255 [ 5.450804] host=192.168.57.138, domain=example.org, nis-domain=(none) [ 5.458137] bootserver=0.0.0.0, rootserver=192.168.57.1, rootpath= [ 5.464888] nameserver0=192.168.57.1 [ 5.469598] vmmcsd_fixed: disabling [ 5.499832] VFS: Mounted root (nfs filesystem) on device 0:13. [ 5.508641] devtmpfs: mounted [ 5.512907] Freeing unused kernel memory: 420K (c0867000 - c08d0000) INIT: version 2.88 booting [info] Using makefile-style concurrent boot in runlevel S. [....] Starting the hotplug events dispatcher: udevd[ 8.476202] udevd[142]: starting version 175 [ ok . [....] Synthesizing the initial hotplug events...udevd[180]: error changing net interface name eth0 to eth4: Device or resource busy [ ok done. [....] Waiting for /dev to be fully populated...[ ok done. [ 15.087055] random: nonblocking pool is initialized [....] Activating swap...[ ok done. [....] Cleaning up temporary files... /tmp[ ok . [....] Activating lvm and md swap...[ ok done. [....] Checking file systems...fsck from util-linux 2.20.1 [ ok done. [....] Mounting local filesystems...[ ok done. [....] Activating swapfile swap...[ ok done. [....] Cleaning up temporary files...[ ok . [....] Setting kernel variables ...[ ok done. [....] Configuring network interfaces...[ ok done. [....] Starting rpcbind daemon...[ ok . [....] Starting NFS common utilities: statd idmapd[ ok . [....] Cleaning up temporary files...[ ok . [....] Starting network benchmark server[ ok . INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting network benchmark server[FAIL failed! [....] Starting system message bus: dbus[ ok . [....] Starting rpcbind daemon...[....] Already running.[ ok . [....] Starting NFS common utilities: statd idmapd[ ok . Debian GNU/Linux wheezy/sid armel ttyO0 armel login: Debian GNU/Linux wheezy/sid armel ttyO0 armel login: Debian GNU/Linux wheezy/sid armel ttyO0 armel login: root Last login: Sat Jan 1 00:00:42 UTC 2000 on ttyO0 Linux armel 3.18.0-rc1 #1 SMP Mon Oct 20 10:05:01 MDT 2014 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. root@armel:~# root@armel:~# %% Start PM consolidated quick test (retention only) %% Preparation root@armel:~# root@armel:~# mkdir -p /sys; mount -t sysfs none /sys mount: none already mounted or /sys busy mount: according to mtab, sysfs is already mounted on /sys root@armel:~# root@armel:~# mkdir -p /debug; mount -t debugfs none /debug mount: none already mounted or /debug busy mount: according to mtab, /debug is already mounted on /debug root@armel:~# root@armel:~# root@armel:~# root@armel:~# echo -1 > /sys/devices/platform/omap_uart.0/power/autosuspend_dela y_ms -bash: /sys/devices/platform/omap_uart.0/power/autosuspend_delay_ms: No such file or directory root@armel:~# root@armel:~# echo -1 > /sys/devices/platform/omap_uart.1/power/autosuspend_dela y_ms -bash: /sys/devices/platform/omap_uart.1/power/autosuspend_delay_ms: No such file or directory root@armel:~# root@armel:~# echo -1 > /sys/devices/platform/omap_uart.2/power/autosuspend_dela y_ms -bash: /sys/devices/platform/omap_uart.2/power/autosuspend_delay_ms: No such file or directory root@armel:~# root@armel:~# echo -1 > /sys/devices/platform/omap_uart.3/power/autosuspend_dela y_ms -bash: /sys/devices/platform/omap_uart.3/power/autosuspend_delay_ms: No such file or directory root@armel:~# root@armel:~# echo 0 > /debug/pm_debug/enable_off_mode root@armel:~# root@armel:~# %% Baseline pm_debug count dump cat /debug/pm_debug/count cefuse_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 rtc_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 gfx_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 l4_cefuse_clkdm->cefuse_pwrdm (0) gfx_l4ls_gfx_clkdm->gfx_pwrdm (0) gfx_l3_clkdm->gfx_pwrdm (0) l4_rtc_clkdm->rtc_pwrdm (1) mpu_clkdm->mpu_pwrdm (1) l4_wkup_aon_clkdm->wkup_pwrdm (0) l3_aon_clkdm->wkup_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (5) clk_24mhz_clkdm->per_pwrdm (1) lcdc_clkdm->per_pwrdm (0) cpsw_125mhz_clkdm->per_pwrdm (2) pruss_ocp_clkdm->per_pwrdm (0) ocpwp_l3_clkdm->per_pwrdm (0) l4hs_clkdm->per_pwrdm (1) l3_clkdm->per_pwrdm (8) l4fw_clkdm->per_pwrdm (0) l3s_clkdm->per_pwrdm (1) l4ls_clkdm->per_pwrdm (4) root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo e nabled > $u/power/wakeup; done root@armel:~# %% Start retention double suspend/resume UART wakeup test root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo a uto > $u/power/control; done root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/wakeup; cat $u/power/wakeup; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO0/power/wakeup for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do enabled root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/control; cat $u/power/control; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO0/power/control echo mem > /sys/power/state auto root@armel:~# root@armel:~# echo mem > /sys/power/state -bash: echo: write error: Invalid argument root@armel:~# root@armel:~#