U-Boot SPL 2012.07-00012-g391a28d (Dec 30 2012 - 17:40:39) OMAP4460 ES1.1 OMAP SD/MMC: 0 reading u-boot.img reading u-boot.bin mkimage signature not found - ih_magic = ea000014 reading u-boot.bin U-Boot 2012.07-00012-g391a28d (Dec 30 2012 - 17:40:39) CPU : OMAP4460 ES1.1 Board: OMAP4 Variscite SOM I2C: ready DRAM: 1 GiB MMC: OMAP SD/MMC: 0 Using default environment In: serial Out: serial Err: serial Net: Net Initialization Skipped No ethernet found. checking for preEnv.txt reading preEnv.txt 0 bytes read Loaded environment from preEnv.txt Importing preboot environment from mmc ... Hit any key to stop autoboot: 3  2  0 VAR-SOM-OM44 # VAR-SOM-OM44 # setenv bootargs 'console=ttyO2,115200n8 mem=1G@0x80000000 root=/dev/mmcblk1p2 ro rootwait earlyprintk ignore_loglevel fixrtc phy.smsc.gb_enable=false video=HDMI-A-1:1920x1080@60' VAR-SOM-OM44 # loady 0x81000000 ## Ready for binary (ymodem) download to 0x81000000 at 115200 bps... CSending: uImage-dtb.omap4-var-stk-om44 Sending: Transfer complete - CRC mode, 6(SOH)/3556(STX)/0(CAN) packets, 3 retries ## Total Size = 0x00379189 = 3641737 Bytes VAR-SOM-OM44 # bootm 0x81000000 ## Booting kernel from Legacy Image at 81000000 ... Image Name: Linux- Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 3641673 Bytes = 3.5 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] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 4.3.0-rc4-170972-g09ab7c8 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Fri Oct 23 11:07:31 MDT 2015 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: Variscite VAR-STK-OM44 [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] cma: Reserved 16 MiB at 0xbe800000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] OMAP4: Map 0xbfe00000 to fe600000 for dram barrier [ 0.000000] On node 0 totalpages: 261632 [ 0.000000] free_area_init_node: node 0, pgdat c09c4240, node_mem_map eeef9000 [ 0.000000] Normal zone: 1710 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 194560 pages, LIFO batch:31 [ 0.000000] HighMem zone: 67072 pages, LIFO batch:15 [ 0.000000] OMAP4460 ES1.1 [ 0.000000] PERCPU: Embedded 14 pages/cpu @eee94000 s25088 r8192 d24064 u57344 [ 0.000000] pcpu-alloc: s25088 r8192 d24064 u57344 alloc=14*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 259922 [ 0.000000] Kernel command line: console=ttyO2,115200n8 mem=1G@0x80000000 root=/dev/mmcblk1p2 ro rootwait earlyprintk ignore_loglevel fixrtc phy.smsc.gb_enable=false video=HDMI-A-1:1920x1080@60 [ 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: 1001372K/1046528K available (6566K kernel code, 744K rwdata, 2228K rodata, 452K init, 8263K bss, 28772K reserved, 16384K cma-reserved, 251904K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 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 - 0xc089ec78 (8796 kB) [ 0.000000] .init : 0xc089f000 - 0xc0910000 ( 452 kB) [ 0.000000] .data : 0xc0910000 - 0xc09ca1d8 ( 745 kB) [ 0.000000] .bss : 0xc09cd000 - 0xc11dee78 (8264 kB) [ 0.000000] Running RCU self tests [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 32. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] L2C: platform modifies aux control register: 0x0e070000 -> 0x3e470000 [ 0.000000] L2C: DT/platform modifies aux control register: 0x0e070000 -> 0x3e470000 [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] OMAP L2C310: ROM does not support power control setting [ 0.000000] L2C-310 dynamic clock gating disabled, standby mode disabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x4e470000 [ 0.000000] ti_dt_clocks_register: failed to lookup clock node dss_fck [ 0.000000] ti_dt_clocks_register: failed to lookup clock node dss_fck [ 0.000000] ti_dt_clocks_register: failed to lookup clock node bandgap_fclk [ 0.000000] OMAP clockevent source: timer1 at 32768 Hz [ 0.000000] clocksource: 32k_counter: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 58327039986419 ns [ 0.000000] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65535999984741ns [ 0.000030] OMAP clocksource: 32k_counter at 32768 Hz [ 0.002105] Console: colour dummy device 80x30 [ 0.002166] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.002166] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.002166] ... MAX_LOCK_DEPTH: 48 [ 0.002197] ... MAX_LOCKDEP_KEYS: 8191 [ 0.002197] ... CLASSHASH_SIZE: 4096 [ 0.002197] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.002197] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.002227] ... CHAINHASH_SIZE: 32768 [ 0.002227] memory used by lock dependency info: 5167 kB [ 0.002227] per task-struct memory footprint: 1536 bytes [ 0.002258] Calibrating delay loop... 1397.55 BogoMIPS (lpj=6987776) [ 0.080291] pid_max: default: 32768 minimum: 301 [ 0.080688] Security Framework initialized [ 0.080841] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.080841] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.084136] Initializing cgroup subsys io [ 0.084259] Initializing cgroup subsys memory [ 0.084350] Initializing cgroup subsys devices [ 0.084472] Initializing cgroup subsys freezer [ 0.084594] Initializing cgroup subsys perf_event [ 0.084655] CPU: Testing write buffer coherency: ok [ 0.086120] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.086212] Setting up static identity map for 0x80008280 - 0x800082f0 [ 0.180297] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.181060] Brought up 2 CPUs [ 0.181060] SMP: Total of 2 processors activated (2795.11 BogoMIPS). [ 0.181091] CPU: All CPU(s) started in SVC mode. [ 0.184509] devtmpfs: initialized [ 0.240325] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.245330] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.249908] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.294677] omap_hwmod: elm: no dt node [ 0.294677] ------------[ cut here ]------------ [ 0.294708] WARNING: CPU: 0 PID: 1 at arch/arm/mach-omap2/omap_hwmod.c:2486 _init+0x3b8/0x40c() [ 0.294708] omap_hwmod: elm: doesn't have mpu register target base [ 0.294708] Modules linked in: [ 0.294738] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.3.0-rc4-170972-g09ab7c8 #1 [ 0.294738] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 0.294799] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 0.294830] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 0.294860] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 0.294891] [] (warn_slowpath_common) from [] (warn_slowpath_fmt+0x30/0x40) [ 0.294891] [] (warn_slowpath_fmt) from [] (_init+0x3b8/0x40c) [ 0.294921] [] (_init) from [] (omap_hwmod_for_each+0x30/0x5c) [ 0.294952] [] (omap_hwmod_for_each) from [] (__omap_hwmod_setup_all+0x24/0x40) [ 0.294952] [] (__omap_hwmod_setup_all) from [] (do_one_initcall+0x80/0x1d8) [ 0.294982] [] (do_one_initcall) from [] (kernel_init_freeable+0x208/0x2e4) [ 0.295013] [] (kernel_init_freeable) from [] (kernel_init+0x8/0xe4) [ 0.295043] [] (kernel_init) from [] (ret_from_fork+0x14/0x24) [ 0.295135] ---[ end trace c1a4a116d5446fec ]--- [ 0.433135] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.435699] pinctrl core: initialized pinctrl subsystem [ 0.441070] NET: Registered protocol family 16 [ 0.446380] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.470489] cpuidle: using governor ladder [ 0.500366] cpuidle: using governor menu [ 0.514190] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.515045] OMAP GPIO hardware version 0.1 [ 0.516326] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.518280] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.520172] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.522125] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.524047] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.545379] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.545928] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.554046] No ATAGs? [ 0.554138] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.554138] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.557342] OMAP DMA hardware revision 0.0 [ 0.615570] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.616638] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator-vbat[0]' [ 0.617553] reg-fixed-voltage wl12xx_vmmc: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_wl12xx_ctrl_pins, deferring probe [ 0.621826] SCSI subsystem initialized [ 0.622344] libata version 3.00 loaded. [ 0.623077] usb_phy_generic hsusb1_phy: could not find pctldev for node /ocp/l4@4a000000/l4@300000/pinmux@1e040/pinmux_hsusbb1_phy_clk_pins, deferring probe [ 0.623626] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c1_pins, deferring probe [ 0.623718] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c3_pins, deferring probe [ 0.623809] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c4_pins, deferring probe [ 0.624176] pps_core: LinuxPPS API ver. 1 registered [ 0.624206] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.624267] PTP clock support registered [ 0.628570] clocksource: Switched to clocksource 32k_counter [ 0.769989] NET: Registered protocol family 2 [ 0.772094] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.772308] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.774841] TCP: Hash tables configured (established 8192 bind 8192) [ 0.775177] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.775512] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.776611] NET: Registered protocol family 1 [ 0.778289] RPC: Registered named UNIX socket transport module. [ 0.778289] RPC: Registered udp transport module. [ 0.778320] RPC: Registered tcp transport module. [ 0.778320] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.783691] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 0.789276] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.789581] audit: initializing netlink subsys (disabled) [ 0.789855] audit: type=2000 audit(0.770:1): initialized [ 0.793609] VFS: Disk quotas dquot_6.6.0 [ 0.793945] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.796600] NFS: Registering the id_resolver key type [ 0.797088] Key type id_resolver registered [ 0.797119] Key type id_legacy registered [ 0.797332] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.802825] bounce: pool size: 64 pages [ 0.802947] io scheduler noop registered [ 0.802978] io scheduler deadline registered [ 0.803009] io scheduler cfq registered (default) [ 0.806640] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.807373] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.813842] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.819915] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.819946] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.820434] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 223, base_baud = 3000000) is a OMAP UART0 [ 0.822326] omap_uart 4806c000.serial: no wakeirq for uart1 [ 0.822326] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.822601] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 224, base_baud = 3000000) is a OMAP UART1 [ 0.823760] omap_uart 48020000.serial: no wakeirq for uart2 [ 0.823760] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.824035] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 225, base_baud = 3000000) is a OMAP UART2 [ 1.980010] console [ttyO2] enabled [ 2.016937] brd: module loaded [ 2.042602] loop: module loaded [ 2.048980] mtdoops: mtd device (mtddev=name/number) must be supplied [ 2.062744] of_get_named_gpiod_flags: can't parse 'reset-gpios' property of node '/ocp/spi@48098000/eth@0[0]' [ 2.073181] spi1.0 supply vdd-io not found, using dummy regulator [ 2.080047] spi1.0 supply vdd not found, using dummy regulator [ 2.086303] ks8851 spi1.0: message enable is 0 [ 2.097442] ks8851 spi1.0 eth0: revision 1, MAC de:a6:b9:20:58:93, IRQ 202, no EEPROM [ 2.110046] mousedev: PS/2 mouse device common for all mice [ 2.115875] i2c /dev entries driver [ 2.121124] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 2.127441] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.134307] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.143890] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.153381] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.160552] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 2.166687] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 2.173004] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.179870] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.189453] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.198944] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.205963] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 2.240722] omap_hsmmc 480d1000.mmc: GPIO lookup for consumer wp [ 2.247009] omap_hsmmc 480d1000.mmc: using device tree for GPIO lookup [ 2.253906] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d1000[0]' [ 2.263488] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d1000[0]' [ 2.272979] omap_hsmmc 480d1000.mmc: using lookup tables for GPIO lookup [ 2.280029] omap_hsmmc 480d1000.mmc: lookup for GPIO wp failed [ 2.309020] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer cd [ 2.315338] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 2.322235] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' - status (0) [ 2.332611] omap_hsmmc 480d5000.mmc: Got CD GPIO [ 2.337463] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer wp [ 2.343780] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 2.350646] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 2.360229] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d5000[0]' [ 2.369720] omap_hsmmc 480d5000.mmc: using lookup tables for GPIO lookup [ 2.376739] omap_hsmmc 480d5000.mmc: lookup for GPIO wp failed [ 2.419494] ledtrig-cpu: registered to indicate activity on CPUs [ 2.427032] oprofile: using arm/armv7-ca9 [ 2.432495] Initializing XFRM netlink socket [ 2.437469] NET: Registered protocol family 10 [ 2.445343] sit: IPv6 over IPv4 tunneling driver [ 2.452514] NET: Registered protocol family 17 [ 2.457244] NET: Registered protocol family 15 [ 2.462341] Key type dns_resolver registered [ 2.467102] twl: not initialized [ 2.470520] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.478942] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.487335] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.495758] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.504180] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.512573] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.520996] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1410000 Vs max 1316660 [ 2.529418] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 2.536621] omap2_set_init_voltage: unable to set vdd_mpu [ 2.542327] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 2.549621] omap2_set_init_voltage: unable to set vdd_core [ 2.555389] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 2.562622] omap2_set_init_voltage: unable to set vdd_iva [ 2.570556] Power Management for TI OMAP4+ devices. [ 2.575683] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.583068] ThumbEE CPU extension supported. [ 2.588714] Registering SWP/SWPB emulation handler [ 2.588745] SmartReflex Class3 initialized [ 2.603485] of_get_named_gpiod_flags: parsed 'gpio' property of node '/wl12xx_vmmc[0]' - status (0) [ 2.615356] usb_phy_generic hsusb1_phy: GPIO lookup for consumer reset [ 2.622314] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 2.629455] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb1_phy[0]' - status (0) [ 2.639526] no flags found for reset [ 2.639526] usb_phy_generic hsusb1_phy: GPIO lookup for consumer vbus-detect [ 2.650726] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 2.650726] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpios' property of node '/hsusb1_phy[0]' [ 2.667694] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpio' property of node '/hsusb1_phy[0]' [ 2.677490] usb_phy_generic hsusb1_phy: using lookup tables for GPIO lookup [ 2.684783] usb_phy_generic hsusb1_phy: lookup for GPIO vbus-detect failed [ 2.696838] mmc0: host does not support reading read-only switch, assuming write-enable [ 2.699920] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 2.715942] mmc0: new high speed SDHC card at address b368 [ 2.723175] twl 0-0048: PIH (irq 327) nested IRQs [ 2.725006] mmcblk0: mmc0:b368 USD 3.75 GiB [ 2.728729] mmcblk0: p1 p2 [ 2.751159] VUSIM: failed to get the current voltage(-22) [ 2.758666] twl_reg 48070000.i2c:twl@48:regulator-vusim: can't register VUSIM, -22 [ 2.768890] twl_reg: probe of 48070000.i2c:twl@48:regulator-vusim failed with error -22 [ 2.789794] twl6040 0-004b: clk32k is not handled [ 2.798950] of_get_named_gpiod_flags: parsed 'ti,audpwron-gpio' property of node '/ocp/i2c@48070000/twl@4b[0]' - status (0) [ 2.812988] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 2.822784] omap_i2c 48060000.i2c: bus 2 rev0.11 at 400 kHz [ 2.830413] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 2.837158] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 2.837158] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.850311] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.859924] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.869445] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.876464] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 2.882598] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 2.888916] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.888916] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.905334] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.905334] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.921844] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 2.928741] ------------[ cut here ]------------ [ 2.928741] WARNING: CPU: 1 PID: 65 at drivers/regulator/core.c:2104 _regulator_disable+0x140/0x184() [ 2.944366] unbalanced disables for pbias_mmc_omap4 [ 2.944396] Modules linked in: [ 2.949493] CPU: 1 PID: 65 Comm: kworker/u4:1 Tainted: G W 4.3.0-rc4-170972-g09ab7c8 #1 [ 2.962280] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 2.962280] Workqueue: deferwq deferred_probe_work_func [ 2.973907] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 2.982269] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 2.989898] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 2.989898] [] (warn_slowpath_common) from [] (warn_slowpath_fmt+0x30/0x40) [ 3.007507] [] (warn_slowpath_fmt) from [] (_regulator_disable+0x140/0x184) [ 3.016632] [] (_regulator_disable) from [] (regulator_disable+0x34/0x60) [ 3.025604] [] (regulator_disable) from [] (omap_hsmmc_set_power+0x158/0x1d4) [ 3.025634] [] (omap_hsmmc_set_power) from [] (omap_hsmmc_set_ios+0x204/0x264) [ 3.044342] [] (omap_hsmmc_set_ios) from [] (mmc_set_initial_state+0x48/0x4c) [ 3.053680] [] (mmc_set_initial_state) from [] (mmc_power_up+0x3c/0x104) [ 3.062530] [] (mmc_power_up) from [] (mmc_start_host+0x40/0x6c) [ 3.070678] [] (mmc_start_host) from [] (mmc_add_host+0x5c/0x84) [ 3.078826] [] (mmc_add_host) from [] (omap_hsmmc_probe+0x5cc/0xa10) [ 3.078857] [] (omap_hsmmc_probe) from [] (platform_drv_probe+0x48/0xa4) [ 3.096191] [] (platform_drv_probe) from [] (driver_probe_device+0x1dc/0x2a0) [ 3.096221] [] (driver_probe_device) from [] (bus_for_each_drv+0x44/0x8c) [ 3.114471] [] (bus_for_each_drv) from [] (__device_attach+0xa4/0x108) [ 3.123168] [] (__device_attach) from [] (bus_probe_device+0x88/0x90) [ 3.131744] [] (bus_probe_device) from [] (deferred_probe_work_func+0x60/0x90) [ 3.141174] [] (deferred_probe_work_func) from [] (process_one_work+0x1b4/0x4b0) [ 3.150787] [] (process_one_work) from [] (worker_thread+0x154/0x470) [ 3.159362] [] (worker_thread) from [] (kthread+0xd4/0xf0) [ 3.159362] [] (kthread) from [] (ret_from_fork+0x14/0x24) [ 3.174530] ---[ end trace c1a4a116d5446fee ]--- [ 3.174530] omap_hsmmc 4809c000.mmc: pbias reg disable fail [ 3.198699] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 3.218719] hw-breakpoint: CPU 0 failed to disable vector catch [ 3.225677] omap_hsmmc 480d1000.mmc: GPIO lookup for consumer wp [ 3.232147] omap_hsmmc 480d1000.mmc: using device tree for GPIO lookup [ 3.239013] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d1000[0]' [ 3.248596] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d1000[0]' [ 3.256591] mmc1: host does not support reading read-only switch, assuming write-enable [ 3.258941] mmc1: new high speed SDHC card at address 0007 [ 3.260528] mmcblk1: mmc1:0007 SD08G 7.42 GiB [ 3.262664] mmcblk1: p1 p2 [ 3.272308] omap_hsmmc 480d1000.mmc: using lookup tables for GPIO lookup [ 3.286895] omap_hsmmc 480d1000.mmc: lookup for GPIO wp failed [ 3.411193] hctosys: unable to open rtc device (rtc0) [ 3.413848] omap_hsmmc 480d1000.mmc: card claims to support voltages below defined range [ 3.425048] sr_init: No PMIC hook to init smartreflex [ 3.427856] mmc2: queuing unknown CIS tuple 0x91 (3 bytes) [ 3.431335] mmc2: new SDIO card at address 0001 [ 3.440856] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 3.449951] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 3.458740] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 3.508483] pbias_mmc_omap4: disabling [ 3.508483] vwl1271: disabling [ 3.517486] VAUX1_6030: disabling [ 3.523590] VMMC: disabling [ 3.527984] VDAC: disabling [ 3.531860] VANA: disabling [ 3.535736] VUSB: disabling [ 3.597167] mmcblk1: error -110 sending status command, retrying [ 3.630004] mmcblk1: error -110 sending status command, retrying [ 3.662872] mmcblk1: error -110 sending status command, aborting [ 3.732910] mmc1: tried to reset card [ 3.738220] EXT2-fs (mmcblk1p2): error: couldn't mount because of unsupported optional features (244) [ 3.750244] EXT4-fs (mmcblk1p2): couldn't mount as ext3 due to feature incompatibilities [ 3.781341] EXT4-fs (mmcblk1p2): INFO: recovery required on readonly filesystem [ 3.791229] EXT4-fs (mmcblk1p2): write access will be enabled during recovery [ 5.963470] EXT4-fs (mmcblk1p2): recovery complete [ 6.281219] EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null) [ 6.281219] VFS: Mounted root (ext4 filesystem) readonly on device 179:10. [ 6.301849] devtmpfs: mounted [ 6.303771] Freeing unused kernel memory: 452K (c089f000 - c0910000) [ 6.614135] random: init urandom read with 28 bits of entropy available [ 6.635070] init: Failed to create pty - disabling logging for job [ 6.643463] init: Temporary process spawn error: No space left on device [ 6.694976] init: Failed to create pty - disabling logging for job [ 6.701751] init: Temporary process spawn error: No space left on device [ 6.721313] init: Failed to create pty - disabling logging for job [ 6.728240] init: Temporary process spawn error: No space left on device [ 6.739196] init: Failed to create pty - disabling logging for job [ 6.747283] init: Temporary process spawn error: No space left on device [ 6.817138] init: hwclock main process (83) terminated with status 1 [ 6.890808] init: ureadahead main process (84) terminated with status 5 [ 7.089233] init: Failed to create pty - disabling logging for job [ 7.097229] init: Temporary process spawn error: No space left on device [ 7.136444] init: Failed to create pty - disabling logging for job [ 7.144531] init: Temporary process spawn error: No space left on device [ 7.235534] init: Failed to create pty - disabling logging for job [ 7.244110] init: Temporary process spawn error: No space left on device [ 7.696411] udevd[140]: starting version 175 fsck from util-linux 2.20.1 /dev/mmcblk1p2: clean, 177410/963584 files, 2990172/7708672 blocks [ 10.952789] init: udev-fallback-graphics main process (406) terminated with status 1 [ 11.092010] EXT4-fs (mmcblk1p2): re-mounted. Opts: errors=remount-ro [ 11.226837] init: plymouth-splash main process (426) terminated with status 2 [ 11.250427] init: plymouth main process (86) killed by SEGV signal mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed [ 11.530151] random: nonblocking pool is initialized [ 11.769409] init: plymouth-log main process (496) terminated with status 1 [ 11.818359] init: failsafe main process (498) killed by TERM signal [ 12.576446] init: plymouth-upstart-bridge main process (540) terminated with status 1 [ 12.836120] Adding 524232k swap on /SWAP.swap. Priority:-1 extents:13 across:577528k SS mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Disconnected from Plymouth speech-dispatcher disabled; edit /etc/default/speech-dispatcher saned disabled; edit /etc/default/saned [ 13.413635] init: bluetooth main process (556) terminated with status 1 [ 13.435333] init: bluetooth main process ended, respawning [ 13.518371] init: alsa-restore main process (590) terminated with status 19 [ 13.530242] init: hybrid-gfx main process (604) terminated with status 1 FATAL: Could not load /lib/modules/4.3.0-rc4-170972-g09ab7c8/modules.dep: No such file or directory [ 14.341003] init: bluetooth main process (679) terminated with status 1 [ 14.349365] init: bluetooth main process ended, respawning [ 14.525360] init: bluetooth main process (709) terminated with status 1 [ 14.534820] init: bluetooth main process ended, respawning [ 14.704376] init: bluetooth main process (725) terminated with status 1 [ 14.714508] init: bluetooth main process ended, respawning [ 14.954833] init: bluetooth main process (741) terminated with status 1 [ 14.962921] init: bluetooth main process ended, respawning [ 15.320739] init: bluetooth main process (759) terminated with status 1 [ 15.333007] init: bluetooth main process ended, respawning Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: [ 15.803466] init: bluetooth main process (793) terminated with status 1 [ 15.811218] init: bluetooth main process ended, respawning [ 15.888519] init: lightdm main process (638) terminated with status 1 [ 16.038909] init: bluetooth main process (812) terminated with status 1 [ 16.046783] init: bluetooth main process ended, respawning [ 16.231018] init: bluetooth main process (828) terminated with status 1 [ 16.238159] init: bluetooth main process ended, respawning Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: Ubuntu 12.04.1 LTS variscite-desktop ttyO2 [ 16.430175] init: bluetooth main process (844) terminated with status 1 variscite-desktop login: [ 16.438812] init: bluetooth main process ended, respawning root [ 16.969604] init: bluetooth main process (860) terminated with status 1 [ 16.975555] init: bluetooth respawning too fast, stopped Last login: Thu Jan 1 02:00:17 IST 1970 on ttyO2 Welcome to Ubuntu 12.04.1 LTS (GNU/Linux 4.3.0-rc4-170972-g09ab7c8 armv7l) * Documentation: https://help.ubuntu.com/ root@variscite-desktop:~# root@variscite-desktop:~# %% Start PM consolidated quick test (retention only) %% Preparation root@variscite-desktop:~# root@variscite-desktop:~# mkdir -p /sys; mount -t sysfs none /sys mount: none already mounted or /sys busy mount: according to mtab, none is already mounted on /sys root@variscite-desktop:~# root@variscite-desktop:~# mkdir -p /debug; mount -t debugfs none /debug root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@variscite-desktop:~# root@variscite-desktop:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power /autosuspend_delay_ms; done -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms -1 root@variscite-desktop:~# root@variscite-desktop:~# echo 0 > /debug/pm_debug/enable_off_mode root@variscite-desktop:~# root@variscite-desktop:~# %% Baseline pm_debug count dump cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:334,RET:0,INA:0,ON:335,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:15,INA:0,ON:15,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,RET:1,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:262,INA:0,ON:263,RET-LOGIC-OFF:242,RET-MEMBANK1-OFF:262,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:334,RET:0,INA:0,ON:335,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:262,RET:0,INA:0,ON:263,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:1,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 (2) 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) root@variscite-desktop:~# root@variscite-desktop:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' ' `; do echo enabled > $u/power/wakeup; done root@variscite-desktop:~# %% Start retention double suspend/resume UART wakeup test root@variscite-desktop:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' ' `; do echo auto > $u/power/control; done root@variscite-desktop:~# root@variscite-desktop:~# 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 02:00 /sys/class/tty/ttyO0/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/class/tty/ttyO1/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/class/tty/ttyO2/power/wakeup enabled root@variscite-desktop:~# root@variscite-desktop:~# 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 02:00 /sys/class/tty/ttyO0/power/control auto -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/class/tty/ttyO1/power/control auto -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/class/tty/ttyO2/power/control auto root@variscite-desktop:~# root@variscite-desktop:~# echo mem > /sys/power/state [ 27.208984] PM: Syncing filesystems ... [ 32.494934] init: failsafe-x main process (808) terminated with status 1 [ 35.614715] done. [ 35.614715] PM: Preparing system for sleep (mem) [ 35.631591] Freezing user space processes ... (elapsed 0.009 seconds) done. [ 35.644897] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 35.658599] PM: Suspending system (mem) [ 35.658782] Suspending console(s) (use no_console_suspend to debug) [ 35.684722] PM: suspend of devices complete after 15.197 msecs [ 35.688476] PM: late suspend of devices complete after 3.753 msecs [ 35.695037] PM: noirq suspend of devices complete after 6.408 msecs [ 35.695037] Disabling non-boot CPUs ... [ 35.705657] [ 35.705657] =============================== [ 35.705657] [ INFO: suspicious RCU usage. ] [ 35.705657] 4.3.0-rc4-170972-g09ab7c8 #1 Tainted: G W [ 35.705657] ------------------------------- [ 35.705688] kernel/sched/fair.c:4872 suspicious rcu_dereference_check() usage! [ 35.705688] [ 35.705688] other info that might help us debug this: [ 35.705688] [ 35.705688] [ 35.705688] RCU used illegally from offline CPU! [ 35.705688] rcu_scheduler_active = 1, debug_locks = 0 [ 35.705688] 3 locks held by swapper/1/0: [ 35.705718] #0: ((cpu_died).wait.lock){......}, at: [] complete+0x14/0x44 [ 35.705780] #1: (&p->pi_lock){-.-.-.}, at: [] try_to_wake_up+0x30/0x450 [ 35.705780] #2: (rcu_read_lock){......}, at: [] select_task_rq_fair+0x44/0xb58 [ 35.705810] [ 35.705810] stack backtrace: [ 35.705810] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 4.3.0-rc4-170972-g09ab7c8 #1 [ 35.705810] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 35.705810] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 35.705810] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 35.705902] [] (dump_stack) from [] (select_task_rq_fair+0x970/0xb58) [ 35.705902] [] (select_task_rq_fair) from [] (try_to_wake_up+0x13c/0x450) [ 35.705932] [] (try_to_wake_up) from [] (__wake_up_common+0x4c/0x80) [ 35.705932] [] (__wake_up_common) from [] (__wake_up_locked+0x14/0x1c) [ 35.705963] [] (__wake_up_locked) from [] (complete+0x34/0x44) [ 35.705963] [] (complete) from [] (arch_cpu_idle_dead+0x34/0x9c) [ 35.705993] [] (arch_cpu_idle_dead) from [] (cpu_startup_entry+0x32c/0x374) [ 35.705993] [] (cpu_startup_entry) from [<800095ec>] (0x800095ec) [ 35.706024] CPU1: shutdown [ 35.738525] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 35.738525] Could not enter target state in pm_suspend [ 35.738525] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 35.738555] Enabling non-boot CPUs ... [ 35.830291] CPU1 is up [ 35.831451] PM: noirq resume of devices complete after 1.159 msecs [ 35.831909] PM: early resume of devices complete after 0.001 msecs [ 36.162658] PM: resume of devices complete after 329.681 msecs [ 36.414886] PM: Finishing wakeup. [ 36.418365] Restarting tasks ... done. root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:825,RET:0,INA:0,ON:826,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:1,INA:0,ON:2,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:17,INA:0,ON:17,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,RET:1,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:667,INA:0,ON:668,RET-LOGIC-OFF:631,RET-MEMBANK1-OFF:667,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:825,RET:0,INA:0,ON:826,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:667,RET:0,INA:0,ON:668,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:1,INA:0,ON:2,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:1 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) 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 (8) 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) root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# echo mem > /sys/power/state [ 38.978851] PM: Syncing filesystems ... done. [ 40.529449] PM: Preparing system for sleep (mem) [ 40.536010] Freezing user space processes ... (elapsed 0.006 seconds) done. [ 40.542907] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 40.554931] PM: Suspending system (mem) [ 40.554931] Suspending console(s) (use no_console_suspend to debug) [ 40.572113] PM: suspend of devices complete after 6.500 msecs [ 40.573669] PM: late suspend of devices complete after 1.556 msecs [ 40.575531] PM: noirq suspend of devices complete after 1.861 msecs [ 40.575531] Disabling non-boot CPUs ... [ 40.576690] CPU1: shutdown [ 40.609741] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 40.609741] Could not enter target state in pm_suspend [ 40.609741] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 40.609771] Enabling non-boot CPUs ... [ 40.660461] CPU1 is up [ 40.661682] PM: noirq resume of devices complete after 1.159 msecs [ 40.663024] PM: early resume of devices complete after 1.342 msecs [ 40.952453] PM: resume of devices complete after 289.428 msecs [ 41.024200] PM: Finishing wakeup. [ 41.027679] Restarting tasks ... done. root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:966,RET:0,INA:0,ON:967,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:2,INA:0,ON:3,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:19,INA:0,ON:19,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,RET:1,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:784,INA:0,ON:785,RET-LOGIC-OFF:742,RET-MEMBANK1-OFF:784,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:966,RET:0,INA:0,ON:967,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:784,RET:0,INA:0,ON:785,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:2,INA:0,ON:3,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:2 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) 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 (8) 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) root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# ./test_rootfs_access_nonexistent_file__ret_susp -bash: ./test_rootfs_access_nonexistent_file__ret_susp: No such file or directory root@variscite-desktop:~# root@variscite-desktop:~# %% End retention double suspend/resume UART wakeup test %% Start retention dynamic idle UART wakeup test for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do echo 3000 > $u/power/autosuspend_delay_ms; done root@variscite-desktop:~# root@variscite-desktop:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power /autosuspend_delay_ms; done -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jan 1 02:00 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms 3000 root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:1140,RET:0,INA:0,ON:1141,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:4,INA:0,ON:5,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:22,INA:0,ON:22,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,RET:1,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:950,INA:0,ON:951,RET-LOGIC-OFF:904,RET-MEMBANK1-OFF:950,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:1140,RET:0,INA:0,ON:1141,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:950,RET:0,INA:0,ON:951,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:52,INA:0,ON:53,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:52 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) 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 (4) 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) root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# ./test_rootfs_access_nonexistent_file__ret_dyn -bash: ./test_rootfs_access_nonexistent_file__ret_dyn: No such file or directory root@variscite-desktop:~# root@variscite-desktop:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@variscite-desktop:~# root@variscite-desktop:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power /autosuspend_delay_ms; done -rw-r--r-- 1 root root 4096 Jan 1 02:01 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 02:01 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 02:01 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms -1 root@variscite-desktop:~# root@variscite-desktop:~# %% End retention dynamic idle UART wakeup test %% End PM consolidated quick test (retention only)