U-Boot SPL 2013.01-rc1-00207-gfbeb8fc-dirty (Nov 29 2012 - 03:05:13) OMAP4460 ES1.1 OMAP SD/MMC: 0 reading u-boot.img reading u-boot.img U-Boot 2013.01-rc1-00207-gfbeb8fc-dirty (Nov 29 2012 - 03:05:13) CPU : OMAP4460 ES1.1 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: 3  0 Panda # Panda # setenv bootargs 'console=ttyO2,230400n8 root=/dev/mmcblk0p2 rootwait vram=32M earlyprintk ignore_loglevel init=/bin/sh' Panda # loady 0x81000000 ## Ready for binary (ymodem) download to 0x81000000 at 230400 bps... CSending: uImage-dtb.omap4-panda-es Sending: Transfer complete xyzModem - CRC mode, 9(SOH)/4215(STX)/0(CAN) packets, 3 retries ## Total Size = 0x0041df01 = 4316929 Bytes Panda # bootm 0x81000000 ## Booting kernel from Legacy Image at 81000000 ... Image Name: Linux- Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 4316865 Bytes = 4.1 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 3.14.0-rc4-50500-gcfbf8d4 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Mon Feb 24 10:31:21 MST 2014 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c53c7d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: TI OMAP4 PandaBoard [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] cma: CMA: reserved 16 MiB at ae800000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] On node 0 totalpages: 261888 [ 0.000000] free_area_init_node: node 0, pgdat c088a300, node_mem_map edff2000 [ 0.000000] Normal zone: 1520 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 194560 pages, LIFO batch:31 [ 0.000000] HighMem zone: 528 pages used for memmap [ 0.000000] HighMem zone: 67328 pages, LIFO batch:15 [ 0.000000] OMAP4460 ES1.1 [ 0.000000] PERCPU: Embedded 9 pages/cpu @edfb7000 s14016 r8192 d14656 u36864 [ 0.000000] pcpu-alloc: s14016 r8192 d14656 u36864 alloc=9*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260368 [ 0.000000] Kernel command line: console=ttyO2,230400n8 root=/dev/mmcblk0p2 rootwait vram=32M earlyprintk ignore_loglevel init=/bin/sh [ 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: 1007580K/1047552K available (5561K kernel code, 654K rwdata, 2128K rodata, 385K init, 5518K bss, 39972K 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 - 0xc078a904 (7691 kB) [ 0.000000] .init : 0xc078b000 - 0xc07eb6c0 ( 386 kB) [ 0.000000] .data : 0xc07ec000 - 0xc088f8d8 ( 655 kB) [ 0.000000] .bss : 0xc088f8d8 - 0xc0df3478 (5519 kB) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] ti_dt_clocks_register: failed to lookup clock node bandgap_fclk [ 0.000000] OMAP clockevent source: timer1 at 32768 Hz [ 0.000030] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65536000000000ns [ 0.000030] OMAP clocksource: 32k_counter at 32768 Hz [ 0.000183] smp_twd: clock not found -2 [ 0.002105] Console: colour dummy device 80x30 [ 0.002197] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.002197] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.002197] ... MAX_LOCK_DEPTH: 48 [ 0.002227] ... MAX_LOCKDEP_KEYS: 8191 [ 0.002227] ... CLASSHASH_SIZE: 4096 [ 0.002227] ... MAX_LOCKDEP_ENTRIES: 16384 [ 0.002258] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.002258] ... CHAINHASH_SIZE: 16384 [ 0.002258] memory used by lock dependency info: 3695 kB [ 0.002258] per task-struct memory footprint: 1152 bytes [ 0.002349] Calibrating local timer... 347.58MHz. [ 0.058746] Calibrating delay loop... 1384.44 BogoMIPS (lpj=6922240) [ 0.148101] pid_max: default: 32768 minimum: 301 [ 0.148651] Security Framework initialized [ 0.148834] Mount-cache hash table entries: 512 [ 0.181274] CPU: Testing write buffer coherency: ok [ 0.182800] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.182861] Setting up static identity map for 0x80545f20 - 0x80545f90 [ 0.182983] L310 cache controller enabled [ 0.182983] l2x0: 16 ways, CACHE_ID 0x410000c7, AUX_CTRL 0x7e470000, Cache size: 1024 kB [ 0.187896] CPU1: Booted secondary processor [ 0.227569] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.228179] Brought up 2 CPUs [ 0.228210] SMP: Total of 2 processors activated. [ 0.228210] CPU: All CPU(s) started in SVC mode. [ 0.230926] devtmpfs: initialized [ 0.240142] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.244232] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.248107] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.413360] pinctrl core: initialized pinctrl subsystem [ 0.416931] regulator-dummy: no parameters [ 0.419799] NET: Registered protocol family 16 [ 0.426788] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.505920] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.507019] OMAP GPIO hardware version 0.1 [ 0.508758] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.510986] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.513244] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.515624] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.517944] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.519805] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 0.544799] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.545440] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.556060] No ATAGs? [ 0.556091] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.556091] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.559753] OMAP DMA hardware revision 0.0 [ 0.608703] bio: create slab at 0 [ 0.611572] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.611602] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.674591] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.675689] of_get_named_gpiod_flags exited with status 0 [ 0.676696] hsusb1_vbus: 3300 mV [ 0.677154] reg-fixed-voltage wl12xx_vmmc.10: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_wl12xx_gpio, deferring probe [ 0.677185] platform wl12xx_vmmc.10: Driver reg-fixed-voltage requests probe deferral [ 0.684204] SCSI subsystem initialized [ 0.686798] usbcore: registered new interface driver usbfs [ 0.687164] usbcore: registered new interface driver hub [ 0.687622] usbcore: registered new device driver usb [ 0.688018] of_get_named_gpiod_flags exited with status 0 [ 0.691223] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c1_pins, deferring probe [ 0.691253] platform 48070000.i2c: Driver omap_i2c requests probe deferral [ 0.691345] omap_i2c 48072000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c2_pins, deferring probe [ 0.691375] platform 48072000.i2c: Driver omap_i2c requests probe deferral [ 0.691436] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c3_pins, deferring probe [ 0.691467] platform 48060000.i2c: Driver omap_i2c requests probe deferral [ 0.691528] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c4_pins, deferring probe [ 0.691558] platform 48350000.i2c: Driver omap_i2c requests probe deferral [ 0.697906] Switched to clocksource 32k_counter [ 0.846740] NET: Registered protocol family 2 [ 0.848541] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.848815] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.851470] TCP: Hash tables configured (established 8192 bind 8192) [ 0.851715] TCP: reno registered [ 0.851745] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.852111] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.853485] NET: Registered protocol family 1 [ 0.854736] RPC: Registered named UNIX socket transport module. [ 0.854766] RPC: Registered udp transport module. [ 0.854766] RPC: Registered tcp transport module. [ 0.854766] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.856384] hw perfevents: enabled with ARMv7 Cortex-A9 PMU driver, 7 counters available [ 0.864105] futex hash table entries: 512 (order: 3, 32768 bytes) [ 1.021881] bounce pool size: 64 pages [ 1.022949] VFS: Disk quotas dquot_6.5.2 [ 1.023193] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 1.025238] NFS: Registering the id_resolver key type [ 1.025573] Key type id_resolver registered [ 1.025604] Key type id_legacy registered [ 1.025695] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 1.026214] msgmni has been set to 1473 [ 1.029571] io scheduler noop registered [ 1.029602] io scheduler deadline registered [ 1.029663] io scheduler cfq registered (default) [ 1.035858] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 1.036285] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 1.039978] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.046508] omap_uart 4806a000.serial: no wakeirq for uart0 [ 1.046539] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806a000[0]' [ 1.047607] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 104, base_baud = 3000000) is a OMAP UART0 [ 1.049285] omap_uart 4806c000.serial: no wakeirq for uart0 [ 1.049316] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806c000[0]' [ 1.049713] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 105, base_baud = 3000000) is a OMAP UART1 [ 1.050964] omap_uart 48020000.serial: no wakeirq for uart0 [ 1.050994] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@48020000[0]' [ 1.051361] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 106, base_baud = 3000000) is a OMAP UART2 [ 1.542114] console [ttyO2] enabled [ 1.545349] omap_uart 4806e000.serial: no wakeirq for uart0 [ 1.548767] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806e000[0]' [ 1.554290] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 102, base_baud = 3000000) is a OMAP UART3 [ 1.587646] brd: module loaded [ 1.605224] loop: module loaded [ 1.612243] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.627563] usbcore: registered new interface driver asix [ 1.630920] usbcore: registered new interface driver ax88179_178a [ 1.634582] usbcore: registered new interface driver cdc_ether [ 1.638885] usbcore: registered new interface driver r815x [ 1.642272] usbcore: registered new interface driver smsc95xx [ 1.645751] usbcore: registered new interface driver net1080 [ 1.649230] usbcore: registered new interface driver cdc_subset [ 1.652801] usbcore: registered new interface driver zaurus [ 1.656280] usbcore: registered new interface driver cdc_ncm [ 1.660888] usbcore: registered new interface driver cdc_wdm [ 1.664367] usbcore: registered new interface driver usb-storage [ 1.668273] usbcore: registered new interface driver usbtest [ 1.674621] mousedev: PS/2 mouse device common for all mice [ 1.681976] i2c /dev entries driver [ 1.684143] Driver for 1-wire Dallas network protocol. [ 1.688507] of_get_named_gpiod_flags exited with status 0 [ 1.695312] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 1.701568] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.706329] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.711669] omap_hsmmc 4809c000.mmc: vmmc regulator missing [ 1.715026] platform 4809c000.mmc: Driver omap_hsmmc requests probe deferral [ 1.719085] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.723846] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.728912] omap_hsmmc 480d5000.mmc: vmmc regulator missing [ 1.732147] platform 480d5000.mmc: Driver omap_hsmmc requests probe deferral [ 1.737518] usbcore: registered new interface driver usbhid [ 1.740631] usbhid: USB HID core driver [ 1.744659] oprofile: using arm/armv7-ca9 [ 1.747497] TCP: cubic registered [ 1.749359] Initializing XFRM netlink socket [ 1.751770] NET: Registered protocol family 17 [ 1.754272] NET: Registered protocol family 15 [ 1.756988] Key type dns_resolver registered [ 1.760833] Power Management for TI OMAP4+ devices. [ 1.763549] Power Management for TI OMAP4. [ 1.765808] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 1.769653] ThumbEE CPU extension supported. [ 1.776092] of_get_named_gpiod_flags exited with status 0 [ 1.780334] vwl1271: 1800 mV [ 1.790161] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.796539] twl 0-0048: PIH (irq 39) nested IRQs [ 1.801086] twl_rtc rtc.11: Power up reset detected. [ 1.804840] twl_rtc rtc.11: Enabling TWL-RTC [ 1.812042] twl_rtc rtc.11: rtc core: registered rtc.11 as rtc0 [ 1.818054] VAUX1_6030: 1000 <--> 3000 mV at 2800 mV [ 1.823272] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV [ 1.828399] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV [ 1.833465] VMMC: 1200 <--> 3000 mV at 3000 mV [ 1.838439] VPP: 1800 <--> 2500 mV at 1900 mV [ 1.843048] VUSIM: 1200 <--> 2900 mV at 1800 mV [ 1.847625] VDAC: 1800 mV [ 1.850799] VANA: 2100 mV [ 1.854339] VCXIO: 1800 mV [ 1.857818] VUSB: 3300 mV [ 1.861572] V1V8: 1800 mV [ 1.865234] V2V1: 2100 mV [ 1.874114] of_get_named_gpiod_flags exited with status 0 [ 1.880859] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 1.886199] omap_i2c 48072000.i2c: bus 1 rev0.11 at 400 kHz [ 1.892211] omap_i2c 48060000.i2c: bus 2 rev0.11 at 100 kHz [ 1.897216] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 1.900390] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.905578] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.910522] 4809c000.mmc supply vmmc_aux not found, using dummy regulator [ 1.917175] omap_hsmmc 4809c000.mmc: pins are not configured from the driver [ 1.977874] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.983184] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.988128] 480d5000.mmc supply vmmc_aux not found, using dummy regulator [ 2.026733] mmc0: host does not support reading read-only switch. assuming write-enable. [ 2.033966] mmc0: new high speed SD card at address 1234 [ 2.039611] mmcblk0: mmc0:1234 SA02G 1.83 GiB [ 2.048583] mmcblk0: p1 p2 [ 2.222259] twl_rtc rtc.11: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 2.223388] omap_hsmmc 480d5000.mmc: card claims to support voltages below defined range [ 2.270141] mmc1: queuing unknown CIS tuple 0x91 (3 bytes) [ 2.276947] mmc1: new SDIO card at address 0001 [ 2.283935] kjournald starting. Commit interval 5 seconds [ 2.284057] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 2.284057] VFS: Mounted root (ext3 filesystem) readonly on device 179:2. [ 2.298095] devtmpfs: mounted [ 2.300567] Freeing unused kernel memory: 384K (c078b000 - c07eb000) /bin/sh: can't access tty; job control turned off / # / # / # / # / # %% Start PM consolidated quick test (retention only) %% Preparation / # / # mount -t sysfs none /sys / # / # mount -t debugfs none /debug / # / # / # / # for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | paste -s -d'  '`; do echo -1 > $u/power/autosuspend_delay_ms; done / # / # echo 0 > /debug/pm_debug/enable_off_mode / # / # %% Baseline pm_debug count dump cat /debug/pm_debug/count [ 9.344726] pwrdm state mismatch(ivahd_pwrdm) 3 != 1 [ 9.344726] pwrdm state mismatch(tesla_pwrdm) 3 != 1 [ 9.350280] pwrdm state mismatch(dss_pwrdm) 3 != 1 cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:3,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (ON),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-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 cpu1_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (ON),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (ON),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_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,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:0 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (3) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (0) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (7) l4_secure_clkdm->l4per_pwrdm (0) ivahd_clkdm->ivahd_pwrdm (0) l3_gfx_clkdm->gfx_pwrdm (0) tesla_clkdm->tesla_pwrdm (0) l4_cfg_clkdm->core_pwrdm (0) l4_cefuse_clkdm->cefuse_pwrdm (0) / # / # echo enabled > /sys/devices/44000000.ocp/48020000.serial/tty/ttyO2/power/wak eup / # %% Start retention double suspend/resume UART wakeup test echo mem > /sys/power/state [ 11.545440] PM: Syncing filesystems ... done. [ 11.545440] PM: Preparing system for mem sleep [ 11.557861] Freezing user space processes ... (elapsed 0.000 seconds) done. [ 11.561218] Freezing remaining freezable tasks ... (elapsed 0.006 seconds) done. [ 11.568786] PM: Entering mem sleep [ 11.569183] Suspending console(s) (use no_console_suspend to debug) [ 11.589935] PM: suspend of devices complete after 12.023 msecs [ 11.593353] PM: late suspend of devices complete after 3.417 msecs [ 11.597534] PM: noirq suspend of devices complete after 4.089 msecs [ 11.597534] Disabling non-boot CPUs ... [ 11.603973] CPU1: shutdown [ 11.606353] Powerdomain (core_pwrdm) didn't enter target state 1 [ 11.606353] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 11.606353] Powerdomain (core_pwrdm) didn't enter target state 1 [ 11.606353] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 11.606353] Could not enter target state in pm_suspend [ 11.606353] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 11.606353] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 11.606384] Enabling non-boot CPUs ... [ 11.608825] CPU1: Booted secondary processor [ 11.610321] CPU1 is up [ 11.612762] PM: noirq resume of devices complete after 2.441 msecs [ 11.616394] PM: early resume of devices complete after 3.204 msecs [ 11.859558] PM: resume of devices complete after 243.164 msecs [ 11.917449] PM: Finishing wakeup. [ 11.917449] Restarting tasks ... done. / # / # a /bin/sh: a: not found / #