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, 5(SOH)/3443(STX)/0(CAN) packets, 3 retries ## Total Size = 0x0035cd0d = 3525901 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: 3525837 Bytes = 3.4 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 4.2.0-rc6-158077-gf7644cb (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Mon Aug 10 11:46:24 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] On node 0 totalpages: 261888 [ 0.000000] free_area_init_node: node 0, pgdat c0972240, 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: 67328 pages, LIFO batch:15 [ 0.000000] OMAP4460 ES1.1 [ 0.000000] PERCPU: Embedded 13 pages/cpu @eee96000 s20672 r8192 d24384 u53248 [ 0.000000] pcpu-alloc: s20672 r8192 d24384 u53248 alloc=13*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260178 [ 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: 1002772K/1047552K available (6297K kernel code, 738K rwdata, 2192K rodata, 436K init, 8225K bss, 28396K reserved, 16384K cma-reserved, 252928K 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 - 0xc0852858 (8491 kB) [ 0.000000] .init : 0xc0853000 - 0xc08c0000 ( 436 kB) [ 0.000000] .data : 0xc08c0000 - 0xc09788e0 ( 739 kB) [ 0.000000] .bss : 0xc097b000 - 0xc11836d0 (8226 kB) [ 0.000000] Running RCU self tests [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Additional per-CPU info printed with stalls. [ 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 [ 0.000000] OMAP clocksource: 32k_counter at 32768 Hz [ 0.002044] Console: colour dummy device 80x30 [ 0.002105] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.002105] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.002105] ... MAX_LOCK_DEPTH: 48 [ 0.002136] ... MAX_LOCKDEP_KEYS: 8191 [ 0.002136] ... CLASSHASH_SIZE: 4096 [ 0.002136] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.002166] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.002166] ... CHAINHASH_SIZE: 32768 [ 0.002166] memory used by lock dependency info: 5167 kB [ 0.002166] per task-struct memory footprint: 1536 bytes [ 0.002197] Calibrating delay loop... 1397.55 BogoMIPS (lpj=6987776) [ 0.080322] pid_max: default: 32768 minimum: 301 [ 0.080718] Security Framework initialized [ 0.080841] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.080871] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.084075] Initializing cgroup subsys blkio [ 0.084167] Initializing cgroup subsys memory [ 0.084259] Initializing cgroup subsys devices [ 0.084350] Initializing cgroup subsys freezer [ 0.084503] Initializing cgroup subsys perf_event [ 0.084564] CPU: Testing write buffer coherency: ok [ 0.085968] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.086059] Setting up static identity map for 0x80008280 - 0x800082f0 [ 0.180267] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.181152] Brought up 2 CPUs [ 0.181182] SMP: Total of 2 processors activated (2795.11 BogoMIPS). [ 0.181182] CPU: All CPU(s) started in SVC mode. [ 0.184570] devtmpfs: initialized [ 0.240325] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.245391] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.250061] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.434692] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.437255] pinctrl core: initialized pinctrl subsystem [ 0.442382] NET: Registered protocol family 16 [ 0.447784] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.470489] cpuidle: using governor ladder [ 0.500335] cpuidle: using governor menu [ 0.513366] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.514221] OMAP GPIO hardware version 0.1 [ 0.515472] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.517395] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.519226] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.521148] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.522979] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.543975] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.544494] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.552520] No ATAGs? [ 0.552612] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.552612] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.555664] OMAP DMA hardware revision 0.0 [ 0.615692] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.616516] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator-vbat[0]' [ 0.617370] reg-fixed-voltage wl12xx_vmmc: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_wl12xx_ctrl_pins, deferring probe [ 0.621734] SCSI subsystem initialized [ 0.622253] libata version 3.00 loaded. [ 0.622985] 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 [ 0.623535] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c1_pins, deferring probe [ 0.623626] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c3_pins, deferring probe [ 0.623718] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c4_pins, deferring probe [ 0.628387] clocksource: Switched to clocksource 32k_counter [ 0.780120] NET: Registered protocol family 2 [ 0.782196] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.782379] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.784912] TCP: Hash tables configured (established 8192 bind 8192) [ 0.785247] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.785614] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.786712] NET: Registered protocol family 1 [ 0.788330] RPC: Registered named UNIX socket transport module. [ 0.788360] RPC: Registered udp transport module. [ 0.788360] RPC: Registered tcp transport module. [ 0.788391] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.793487] hw perfevents: Failed to parse /pmu/interrupt-affinity[0] [ 0.793548] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 0.799224] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.799560] audit: initializing netlink subsys (disabled) [ 0.799804] audit: type=2000 audit(0.780:1): initialized [ 0.804168] VFS: Disk quotas dquot_6.6.0 [ 0.804290] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.807006] NFS: Registering the id_resolver key type [ 0.807434] Key type id_resolver registered [ 0.807464] Key type id_legacy registered [ 0.807647] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.812377] bounce: pool size: 64 pages [ 0.812499] io scheduler noop registered [ 0.812530] io scheduler deadline registered [ 0.812591] io scheduler cfq registered (default) [ 0.816162] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.816864] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.822204] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.828277] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.828308] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.828857] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 223, base_baud = 3000000) is a OMAP UART0 [ 0.830780] omap_uart 4806c000.serial: no wakeirq for uart1 [ 0.830780] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.831054] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 224, base_baud = 3000000) is a OMAP UART1 [ 0.832244] omap_uart 48020000.serial: no wakeirq for uart2 [ 0.832244] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.832519] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 225, base_baud = 3000000) is a OMAP UART2 [ 1.835632] console [ttyO2] enabled [ 1.866180] brd: module loaded [ 1.886260] loop: module loaded [ 1.892547] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.906158] of_get_named_gpiod_flags: can't parse 'reset-gpios' property of node '/ocp/spi@48098000/eth@0[0]' [ 1.916595] spi1.0 supply vdd-io not found, using dummy regulator [ 1.923492] spi1.0 supply vdd not found, using dummy regulator [ 1.929779] ks8851 spi1.0: message enable is 0 [ 1.940704] ks8851 spi1.0 eth0: revision 1, MAC fa:ac:42:3c:a7:13, IRQ 202, no EEPROM [ 1.953124] mousedev: PS/2 mouse device common for all mice [ 1.959014] i2c /dev entries driver [ 1.964263] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 1.970581] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 1.977416] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.987030] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 1.996490] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.003662] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 2.009796] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 2.016082] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.022949] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.032562] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.042053] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.049072] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 2.055969] omap_hsmmc 4809c000.mmc: unable to get vmmc regulator -517 [ 2.090148] omap_hsmmc 480d1000.mmc: GPIO lookup for consumer wp [ 2.096435] omap_hsmmc 480d1000.mmc: using device tree for GPIO lookup [ 2.103332] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d1000[0]' [ 2.112915] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d1000[0]' [ 2.122406] omap_hsmmc 480d1000.mmc: using lookup tables for GPIO lookup [ 2.129425] omap_hsmmc 480d1000.mmc: lookup for GPIO wp failed [ 2.136138] omap_hsmmc 480d1000.mmc: unable to get vmmc regulator -517 [ 2.168762] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer cd [ 2.175048] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 2.181945] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' - status (0) [ 2.192321] omap_hsmmc 480d5000.mmc: Got CD GPIO [ 2.197174] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer wp [ 2.203460] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 2.210327] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 2.219909] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d5000[0]' [ 2.229400] omap_hsmmc 480d5000.mmc: using lookup tables for GPIO lookup [ 2.236419] omap_hsmmc 480d5000.mmc: lookup for GPIO wp failed [ 2.279266] ledtrig-cpu: registered to indicate activity on CPUs [ 2.286773] oprofile: using arm/armv7-ca9 [ 2.292053] Initializing XFRM netlink socket [ 2.296722] NET: Registered protocol family 17 [ 2.301544] NET: Registered protocol family 15 [ 2.306579] Key type dns_resolver registered [ 2.311401] twl: not initialized [ 2.314819] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.323242] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.331726] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.340148] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.348571] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.356964] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.365386] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1410000 Vs max 1316660 [ 2.373809] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 2.381042] omap2_set_init_voltage: unable to set vdd_mpu [ 2.386749] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 2.394042] omap2_set_init_voltage: unable to set vdd_core [ 2.399841] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 2.407043] omap2_set_init_voltage: unable to set vdd_iva [ 2.414855] Power Management for TI OMAP4+ devices. [ 2.419982] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.427337] ThumbEE CPU extension supported. [ 2.432983] Registering SWP/SWPB emulation handler [ 2.432983] SmartReflex Class3 initialized [ 2.448333] of_get_named_gpiod_flags: parsed 'gpio' property of node '/wl12xx_vmmc[0]' - status (0) [ 2.459747] usb_phy_generic hsusb1_phy: GPIO lookup for consumer reset [ 2.460632] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 2.473724] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb1_phy[0]' - status (0) [ 2.483825] no flags found for reset [ 2.483825] usb_phy_generic hsusb1_phy: GPIO lookup for consumer vbus-detect [ 2.494995] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 2.502136] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpios' property of node '/hsusb1_phy[0]' [ 2.511993] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpio' property of node '/hsusb1_phy[0]' [ 2.521728] usb_phy_generic hsusb1_phy: using lookup tables for GPIO lookup [ 2.529052] usb_phy_generic hsusb1_phy: lookup for GPIO vbus-detect failed [ 2.544342] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 2.546813] mmc0: host does not support reading read-only switch, assuming write-enable [ 2.548828] mmc0: new high speed SDHC card at address b368 [ 2.558593] mmcblk0: mmc0:b368 USD 3.75 GiB [ 2.570343] mmcblk0: p1 p2 [ 2.590118] twl 0-0048: PIH (irq 327) nested IRQs [ 2.599884] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 2.611450] hw-breakpoint: CPU 0 failed to disable vector catch [ 2.625274] VUSIM: failed to get the current voltage(-22) [ 2.634613] twl_reg 48070000.i2c:twl@48:regulator-vusim: can't register VUSIM, -22 [ 2.642547] twl_reg: probe of 48070000.i2c:twl@48:regulator-vusim failed with error -22 [ 2.665191] twl6040 0-004b: clk32k is not handled [ 2.674682] of_get_named_gpiod_flags: parsed 'ti,audpwron-gpio' property of node '/ocp/i2c@48070000/twl@4b[0]' - status (0) [ 2.688720] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 2.698242] omap_i2c 48060000.i2c: bus 2 rev0.11 at 400 kHz [ 2.706512] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 2.706512] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 2.719573] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.726440] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.736022] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.736053] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.752563] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 2.758697] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 2.758728] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.771820] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.781402] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.790893] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.790893] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 2.858398] omap_hsmmc 480d1000.mmc: GPIO lookup for consumer wp [ 2.858917] omap_hsmmc 480d1000.mmc: using device tree for GPIO lookup [ 2.872039] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d1000[0]' [ 2.881622] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d1000[0]' [ 2.891113] omap_hsmmc 480d1000.mmc: using lookup tables for GPIO lookup [ 2.898132] omap_hsmmc 480d1000.mmc: lookup for GPIO wp failed [ 2.947326] mmc1: host does not support reading read-only switch, assuming write-enable [ 2.958221] mmc1: new high speed SDHC card at address 0007 [ 2.965057] mmcblk1: mmc1:0007 SD08G 7.42 GiB [ 2.972564] mmcblk1: p1 p2 [ 3.021087] hctosys: unable to open rtc device (rtc0) [ 3.023895] omap_hsmmc 480d1000.mmc: card claims to support voltages below defined range [ 3.034942] sr_init: No PMIC hook to init smartreflex [ 3.038330] mmc2: queuing unknown CIS tuple 0x91 (3 bytes) [ 3.042175] mmc2: new SDIO card at address 0001 [ 3.051116] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 3.059814] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 3.068603] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 3.121673] VUSB: disabling [ 3.125457] VANA: disabling [ 3.130676] VDAC: disabling [ 3.136657] VAUX1_6030: disabling [ 3.140502] vwl1271: disabling [ 3.149932] EXT3-fs (mmcblk1p2): error: couldn't mount because of unsupported optional features (240) [ 3.162719] EXT2-fs (mmcblk1p2): error: couldn't mount because of unsupported optional features (244) [ 3.197906] EXT4-fs (mmcblk1p2): INFO: recovery required on readonly filesystem [ 3.207946] EXT4-fs (mmcblk1p2): write access will be enabled during recovery [ 5.986206] EXT4-fs (mmcblk1p2): recovery complete [ 6.000396] EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null) [ 6.000396] VFS: Mounted root (ext4 filesystem) readonly on device 179:10. [ 6.022521] devtmpfs: mounted [ 6.026794] Freeing unused kernel memory: 436K (c0853000 - c08c0000) [ 6.338836] random: init urandom read with 26 bits of entropy available [ 6.362152] init: Failed to create pty - disabling logging for job [ 6.368682] init: Temporary process spawn error: No space left on device [ 6.422180] init: Failed to create pty - disabling logging for job [ 6.428802] init: Temporary process spawn error: No space left on device [ 6.453796] init: Failed to create pty - disabling logging for job [ 6.461090] init: Temporary process spawn error: No space left on device [ 6.471954] init: Failed to create pty - disabling logging for job [ 6.480041] init: Temporary process spawn error: No space left on device [ 6.630249] init: ureadahead main process (55) terminated with status 5 [ 6.829498] init: Failed to create pty - disabling logging for job [ 6.837493] init: Temporary process spawn error: No space left on device [ 6.878784] init: Failed to create pty - disabling logging for job [ 6.885375] init: Temporary process spawn error: No space left on device [ 6.980194] init: Failed to create pty - disabling logging for job [ 6.986724] init: Temporary process spawn error: No space left on device [ 7.485595] udevd[110]: starting version 175 fsck from util-linux 2.20.1 /dev/mmcblk1p2: clean, 177395/963584 files, 2989075/7708672 blocks [ 10.682891] init: udev-fallback-graphics main process (372) terminated with status 1 [ 10.707885] EXT4-fs (mmcblk1p2): re-mounted. Opts: errors=remount-ro [ 10.921081] init: plymouth main process (56) killed by SEGV signal [ 10.942810] init: plymouth-splash main process (384) terminated with status 2 mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed [ 11.418334] random: nonblocking pool is initialized [ 11.451049] init: plymouth-log main process (453) terminated with status 1 [ 11.496795] init: failsafe main process (455) killed by TERM signal [ 12.298950] init: plymouth-upstart-bridge main process (495) terminated with status 1 [ 12.505004] 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 [ 13.191253] init: bluetooth main process (511) terminated with status 1 [ 13.228881] init: bluetooth main process ended, respawning [ 13.308197] init: alsa-restore main process (552) terminated with status 19 [ 13.325408] init: hybrid-gfx main process (572) terminated with status 1 FATAL: Could not load /lib/modules/4.2.0-rc6-158077-gf7644cb/modules.dep: No such file or directory [ 14.035827] init: bluetooth main process (646) terminated with status 1 [ 14.045257] init: bluetooth main process ended, respawning [ 14.234222] init: bluetooth main process (682) terminated with status 1 [ 14.241912] init: bluetooth main process ended, respawning [ 14.413238] init: bluetooth main process (705) terminated with status 1 [ 14.420684] init: bluetooth main process ended, respawning [ 14.637847] init: bluetooth main process (728) terminated with status 1 [ 14.647033] init: bluetooth main process ended, respawning [ 14.954254] init: bluetooth main process (753) terminated with status 1 [ 14.963806] init: bluetooth main process ended, respawning Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: [ 15.422149] init: bluetooth main process (780) terminated with status 1 [ 15.455566] init: bluetooth main process ended, respawning [ 15.684753] init: bluetooth main process (819) terminated with status 1 [ 15.696136] init: bluetooth main process ended, respawning [ 15.878875] init: bluetooth main process (843) terminated with status 1 [ 15.886077] init: bluetooth main process ended, respawning [ 16.068878] init: bluetooth main process (866) terminated with status 1 [ 16.076416] init: bluetooth main process ended, respawning [ 16.095794] init: lightdm main process (601) terminated with status 1 Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: [ 16.723693] init: bluetooth main process (891) terminated with status 1 [ 16.731750] init: bluetooth respawning too fast, stopped root Last login: Thu Jan 1 02:00:17 IST 1970 on ttyO2 Welcome to Ubuntu 12.04.1 LTS (GNU/Linux 4.2.0-rc6-158077-gf7644cb 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:340,RET:0,INA:0,ON:341,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:13,INA:0,ON:13,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:132,INA:0,ON:133,RET-LOGIC-OFF:124,RET-MEMBANK1-OFF:132,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:340,RET:0,INA:0,ON:341,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:260,RET:0,INA:0,ON:261,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 [ 27.428344] PM: Syncing filesystems ... [ 32.158386] init: failsafe-x main process (885) terminated with status 1 [ 36.589813] done. [ 36.591827] PM: Preparing system for sleep (mem) [ 36.619415] Freezing user space processes ... (elapsed 0.008 seconds) done. [ 36.634033] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done. [ 36.642303] PM: Suspending system (mem) [ 36.649200] Suspending console(s) (use no_console_suspend to debug) [ 36.670867] PM: suspend of devices complete after 11.779 msecs [ 36.670867] PM: late suspend of devices complete after 0.001 msecs [ 36.680664] omap_hwmod: gpio6: _wait_target_disable failed [ 36.688049] PM: noirq suspend of devices complete after 13.305 msecs [ 36.688232] Disabling non-boot CPUs ... [ 36.699432] [ 36.699432] =============================== [ 36.699432] [ INFO: suspicious RCU usage. ] [ 36.699462] 4.2.0-rc6-158077-gf7644cb #1 Not tainted [ 36.699462] ------------------------------- [ 36.699462] kernel/sched/fair.c:5032 suspicious rcu_dereference_check() usage! [ 36.699462] [ 36.699462] other info that might help us debug this: [ 36.699462] [ 36.699462] [ 36.699462] RCU used illegally from offline CPU! [ 36.699462] rcu_scheduler_active = 1, debug_locks = 0 [ 36.699493] 3 locks held by swapper/1/0: [ 36.699493] #0: ((cpu_died).wait.lock){......}, at: [] complete+0x14/0x44 [ 36.699493] #1: (&p->pi_lock){-.-.-.}, at: [] try_to_wake_up+0x2c/0x3f4 [ 36.699493] #2: (rcu_read_lock){......}, at: [] select_task_rq_fair+0x5c/0xb34 [ 36.699493] [ 36.699493] stack backtrace: [ 36.699615] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.2.0-rc6-158077-gf7644cb #1 [ 36.699615] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 36.699615] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 36.699615] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 36.699676] [] (dump_stack) from [] (select_task_rq_fair+0x6f8/0xb34) [ 36.699676] [] (select_task_rq_fair) from [] (try_to_wake_up+0x120/0x3f4) [ 36.699707] [] (try_to_wake_up) from [] (__wake_up_common+0x4c/0x80) [ 36.699707] [] (__wake_up_common) from [] (__wake_up_locked+0x14/0x1c) [ 36.699737] [] (__wake_up_locked) from [] (complete+0x34/0x44) [ 36.699737] [] (complete) from [] (cpu_die+0x34/0x9c) [ 36.699768] [] (cpu_die) from [] (cpu_startup_entry+0x32c/0x374) [ 36.699768] [] (cpu_startup_entry) from [<800095ac>] (0x800095ac) [ 36.699798] CPU1: shutdown [ 36.739410] Powerdomain (core_pwrdm) didn't enter target state 1 [ 36.739410] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 36.739410] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 36.739410] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 36.739410] Could not enter target state in pm_suspend [ 36.739410] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 36.739440] Enabling non-boot CPUs ... [ 36.777832] CPU1 is up [ 36.780517] PM: noirq resume of devices complete after 2.593 msecs [ 36.781951] PM: early resume of devices complete after 0.001 msecs [ 37.102050] PM: resume of devices complete after 320.098 msecs [ 37.374298] PM: Finishing wakeup. [ 37.374298] 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:957,RET:0,INA:0,ON:958,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:16,INA:0,ON:16,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:132,INA:0,ON:133,RET-LOGIC-OFF:124,RET-MEMBANK1-OFF:132,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:957,RET:0,INA:0,ON:958,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:719,RET:0,INA:0,ON:720,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: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 (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 [ 39.978271] PM: Syncing filesystems ... done. [ 41.367858] PM: Preparing system for sleep (mem) [ 41.373809] Freezing user space processes ... (elapsed 0.002 seconds) done. [ 41.380432] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 41.390441] PM: Suspending system (mem) [ 41.390441] Suspending console(s) (use no_console_suspend to debug) [ 41.410339] PM: suspend of devices complete after 6.469 msecs [ 41.411926] PM: late suspend of devices complete after 1.586 msecs [ 41.420257] omap_hwmod: gpio6: _wait_target_disable failed [ 41.420379] PM: noirq suspend of devices complete after 8.453 msecs [ 41.420593] Disabling non-boot CPUs ... [ 41.421661] CPU1: shutdown [ 41.447875] Powerdomain (core_pwrdm) didn't enter target state 1 [ 41.447875] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 41.447875] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 41.447875] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 41.447875] Could not enter target state in pm_suspend [ 41.447875] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 41.447906] Enabling non-boot CPUs ... [ 41.526092] CPU1 is up [ 41.528503] PM: noirq resume of devices complete after 2.349 msecs [ 41.529907] PM: early resume of devices complete after 1.403 msecs [ 41.930206] PM: resume of devices complete after 400.238 msecs [ 42.026580] PM: Finishing wakeup. [ 42.026580] 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:1034,RET:0,INA:0,ON:1035,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:18,INA:0,ON:18,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:132,INA:0,ON:133,RET-LOGIC-OFF:124,RET-MEMBANK1-OFF:132,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:1034,RET:0,INA:0,ON:1035,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:778,RET:0,INA:0,ON:779,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: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 (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:1212,RET:0,INA:0,ON:1213,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:20,INA:0,ON:20,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:132,INA:0,ON:133,RET-LOGIC-OFF:124,RET-MEMBANK1-OFF:132,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:1212,RET:0,INA:0,ON:1213,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:926,RET:0,INA:0,ON:927,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: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 (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)