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 xyzModem - CRC mode, 8(SOH)/3442(STX)/0(CAN) packets, 3 retries ## Total Size = 0x0035caed = 3525357 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: 3525293 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-rc4-157550-gcbfe8fa (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Thu Jul 30 10:14:53 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 c0970240, 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: 1002780K/1047552K available (6297K kernel code, 738K rwdata, 2188K rodata, 432K init, 8225K bss, 28388K 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 - 0xc0851868 (8487 kB) [ 0.000000] .init : 0xc0852000 - 0xc08be000 ( 432 kB) [ 0.000000] .data : 0xc08be000 - 0xc09768e0 ( 739 kB) [ 0.000000] .bss : 0xc0979000 - 0xc11816d0 (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 [ 0.002136] 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: 32768 [ 0.002227] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.002258] ... CHAINHASH_SIZE: 32768 [ 0.002258] memory used by lock dependency info: 5167 kB [ 0.002258] per task-struct memory footprint: 1536 bytes [ 0.002288] 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) [ 0.084045] Initializing cgroup subsys blkio [ 0.084136] Initializing cgroup subsys memory [ 0.084228] Initializing cgroup subsys devices [ 0.084320] Initializing cgroup subsys freezer [ 0.084442] Initializing cgroup subsys perf_event [ 0.084503] CPU: Testing write buffer coherency: ok [ 0.085937] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.086029] 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. [ 0.184600] devtmpfs: initialized [ 0.240844] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.245880] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.250549] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.434082] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.436645] pinctrl core: initialized pinctrl subsystem [ 0.441833] NET: Registered protocol family 16 [ 0.447021] 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 [ 0.515441] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.517364] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.519195] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.521118] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.522949] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.543884] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.544403] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.552429] No ATAGs? [ 0.552520] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.552520] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.555572] OMAP DMA hardware revision 0.0 [ 0.615753] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.616607] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator-vbat[0]' [ 0.617431] reg-fixed-voltage wl12xx_vmmc: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_wl12xx_ctrl_pins, deferring probe [ 0.621765] SCSI subsystem initialized [ 0.622283] 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 [ 0.623687] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c4_pins, deferring probe [ 0.628417] clocksource: Switched to clocksource 32k_counter [ 0.778564] NET: Registered protocol family 2 [ 0.780670] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.780853] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.783386] TCP: Hash tables configured (established 8192 bind 8192) [ 0.783691] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.784057] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.785186] NET: Registered protocol family 1 [ 0.786712] RPC: Registered named UNIX socket transport module. [ 0.786743] RPC: Registered udp transport module. [ 0.786743] RPC: Registered tcp transport module. [ 0.786773] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.791931] hw perfevents: Failed to parse /pmu/interrupt-affinity[0] [ 0.792022] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 0.797302] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.797637] audit: initializing netlink subsys (disabled) [ 0.797882] audit: type=2000 audit(0.770:1): initialized [ 0.802673] VFS: Disk quotas dquot_6.6.0 [ 0.802825] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.805541] NFS: Registering the id_resolver key type [ 0.805969] Key type id_resolver registered [ 0.805969] Key type id_legacy registered [ 0.806182] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.810455] bounce: pool size: 64 pages [ 0.810577] io scheduler noop registered [ 0.810607] io scheduler deadline registered [ 0.810668] io scheduler cfq registered (default) [ 0.814239] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.814941] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.820404] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.826354] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.826385] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.826934] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 223, base_baud = 3000000) is a OMAP UART0 [ 0.829010] omap_uart 4806c000.serial: no wakeirq for uart1 [ 0.829040] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.829315] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 224, base_baud = 3000000) is a OMAP UART1 [ 0.830474] omap_uart 48020000.serial: no wakeirq for uart2 [ 0.830474] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.830749] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 225, base_baud = 3000000) is a OMAP UART2 [ 1.833679] console [ttyO2] enabled [ 1.864501] brd: module loaded [ 1.884704] loop: module loaded [ 1.891052] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.904541] of_get_named_gpiod_flags: can't parse 'reset-gpios' property of node '/ocp/spi@48098000/eth@0[0]' [ 1.914978] spi1.0 supply vdd-io not found, using dummy regulator [ 1.921844] spi1.0 supply vdd not found, using dummy regulator [ 1.928131] ks8851 spi1.0: message enable is 0 [ 1.938995] ks8851 spi1.0 eth0: revision 1, MAC da:3f:6a:84:90:83, IRQ 202, no EEPROM [ 1.951538] mousedev: PS/2 mouse device common for all mice [ 1.957397] i2c /dev entries driver [ 1.962707] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 1.969024] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 1.975860] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.985443] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 1.994934] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.002105] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 2.008239] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 2.014526] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.021392] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.031005] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.040496] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.047515] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 2.054443] omap_hsmmc 4809c000.mmc: unable to get vmmc regulator -517 [ 2.100219] omap_hsmmc 480d1000.mmc: GPIO lookup for consumer wp [ 2.106506] omap_hsmmc 480d1000.mmc: using device tree for GPIO lookup [ 2.113372] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d1000[0]' [ 2.122985] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d1000[0]' [ 2.132476] omap_hsmmc 480d1000.mmc: using lookup tables for GPIO lookup [ 2.139495] omap_hsmmc 480d1000.mmc: lookup for GPIO wp failed [ 2.146209] omap_hsmmc 480d1000.mmc: unable to get vmmc regulator -517 [ 2.178771] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer cd [ 2.185058] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 2.191986] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' - status (0) [ 2.202331] omap_hsmmc 480d5000.mmc: Got CD GPIO [ 2.207183] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer wp [ 2.213500] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 2.220367] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 2.229949] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d5000[0]' [ 2.239410] omap_hsmmc 480d5000.mmc: using lookup tables for GPIO lookup [ 2.246429] omap_hsmmc 480d5000.mmc: lookup for GPIO wp failed [ 2.289337] ledtrig-cpu: registered to indicate activity on CPUs [ 2.296783] oprofile: using arm/armv7-ca9 [ 2.302062] Initializing XFRM netlink socket [ 2.306762] NET: Registered protocol family 17 [ 2.311553] NET: Registered protocol family 15 [ 2.316619] Key type dns_resolver registered [ 2.321441] twl: not initialized [ 2.324859] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.333312] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.341766] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.350219] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.358642] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.367034] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.375427] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1410000 Vs max 1316660 [ 2.383880] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 2.391113] omap2_set_init_voltage: unable to set vdd_mpu [ 2.396789] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 2.404113] omap2_set_init_voltage: unable to set vdd_core [ 2.409881] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 2.417083] omap2_set_init_voltage: unable to set vdd_iva [ 2.424926] Power Management for TI OMAP4+ devices. [ 2.430053] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.438201] ThumbEE CPU extension supported. [ 2.443054] Registering SWP/SWPB emulation handler [ 2.448089] SmartReflex Class3 initialized [ 2.458343] of_get_named_gpiod_flags: parsed 'gpio' property of node '/wl12xx_vmmc[0]' - status (0) [ 2.469940] usb_phy_generic hsusb1_phy: GPIO lookup for consumer reset [ 2.470703] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 2.483978] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb1_phy[0]' - status (0) [ 2.494079] no flags found for reset [ 2.497833] usb_phy_generic hsusb1_phy: GPIO lookup for consumer vbus-detect [ 2.505249] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 2.512359] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpios' property of node '/hsusb1_phy[0]' [ 2.522247] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpio' property of node '/hsusb1_phy[0]' [ 2.531982] usb_phy_generic hsusb1_phy: using lookup tables for GPIO lookup [ 2.539306] usb_phy_generic hsusb1_phy: lookup for GPIO vbus-detect failed [ 2.553619] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 2.556854] mmc0: host does not support reading read-only switch, assuming write-enable [ 2.558898] mmc0: new high speed SDHC card at address b368 [ 2.563720] mmcblk0: mmc0:b368 USD 3.75 GiB [ 2.574859] mmcblk0: p1 p2 [ 2.598419] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 2.606658] twl 0-0048: PIH (irq 327) nested IRQs [ 2.626861] VUSIM: failed to get the current voltage(-22) [ 2.634002] twl_reg 48070000.i2c:twl@48:regulator-vusim: can't register VUSIM, -22 [ 2.634002] twl_reg: probe of 48070000.i2c:twl@48:regulator-vusim failed with error -22 [ 2.662994] twl6040 0-004b: clk32k is not handled [ 2.674346] of_get_named_gpiod_flags: parsed 'ti,audpwron-gpio' property of node '/ocp/i2c@48070000/twl@4b[0]' - status (0) [ 2.688476] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 2.698211] omap_i2c 48060000.i2c: bus 2 rev0.11 at 400 kHz [ 2.706115] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 2.712860] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 2.719207] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.719207] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.735595] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.745086] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.752105] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 2.758239] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 2.764556] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.771392] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.781005] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.790466] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.790466] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 2.858428] omap_hsmmc 480d1000.mmc: GPIO lookup for consumer wp [ 2.858428] omap_hsmmc 480d1000.mmc: using device tree for GPIO lookup [ 2.872070] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d1000[0]' [ 2.881652] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d1000[0]' [ 2.891143] omap_hsmmc 480d1000.mmc: using lookup tables for GPIO lookup [ 2.898162] omap_hsmmc 480d1000.mmc: lookup for GPIO wp failed [ 2.914062] hw-breakpoint: CPU 0 failed to disable vector catch [ 2.946899] mmc1: host does not support reading read-only switch, assuming write-enable [ 2.957641] mmc1: new high speed SDHC card at address 0007 [ 2.964660] mmcblk1: mmc1:0007 SD08G 7.42 GiB [ 2.972167] mmcblk1: p1 p2 [ 3.021148] hctosys: unable to open rtc device (rtc0) [ 3.023956] omap_hsmmc 480d1000.mmc: card claims to support voltages below defined range [ 3.034973] sr_init: No PMIC hook to init smartreflex [ 3.038482] mmc2: queuing unknown CIS tuple 0x91 (3 bytes) [ 3.042327] mmc2: new SDIO card at address 0001 [ 3.051147] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 3.059783] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 3.068603] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 3.120880] VUSB: disabling [ 3.125183] VANA: disabling [ 3.130340] VDAC: disabling [ 3.136840] VAUX1_6030: disabling [ 3.140624] vwl1271: disabling [ 3.149993] EXT3-fs (mmcblk1p2): error: couldn't mount because of unsupported optional features (240) [ 3.162261] EXT2-fs (mmcblk1p2): error: couldn't mount because of unsupported optional features (244) [ 3.198852] EXT4-fs (mmcblk1p2): INFO: recovery required on readonly filesystem [ 3.198852] EXT4-fs (mmcblk1p2): write access will be enabled during recovery [ 5.684509] EXT4-fs (mmcblk1p2): recovery complete [ 5.989501] EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null) [ 5.998260] VFS: Mounted root (ext4 filesystem) readonly on device 179:10. [ 6.010986] devtmpfs: mounted [ 6.011596] Freeing unused kernel memory: 432K (c0852000 - c08be000) [ 6.321014] random: init urandom read with 25 bits of entropy available [ 6.344451] init: Failed to create pty - disabling logging for job [ 6.350982] init: Temporary process spawn error: No space left on device [ 6.404449] init: Failed to create pty - disabling logging for job [ 6.411315] init: Temporary process spawn error: No space left on device [ 6.439788] init: Failed to create pty - disabling logging for job [ 6.446807] init: Temporary process spawn error: No space left on device [ 6.459320] init: Failed to create pty - disabling logging for job [ 6.466033] init: Temporary process spawn error: No space left on device [ 6.620941] init: ureadahead main process (55) terminated with status 5 [ 6.824340] init: Failed to create pty - disabling logging for job [ 6.831054] init: Temporary process spawn error: No space left on device [ 6.872558] init: Failed to create pty - disabling logging for job [ 6.880676] init: Temporary process spawn error: No space left on device [ 6.976593] init: Failed to create pty - disabling logging for job [ 6.983581] init: Temporary process spawn error: No space left on device [ 7.505157] udevd[110]: starting version 175 fsck from util-linux 2.20.1 /dev/mmcblk1p2: clean, 177391/963584 files, 2988802/7708672 blocks [ 10.808776] EXT4-fs (mmcblk1p2): re-mounted. Opts: errors=remount-ro [ 10.982360] init: udev-fallback-graphics main process (405) terminated with status 1 [ 11.220306] init: plymouth-splash main process (421) terminated with status 2 [ 11.236785] init: plymouth main process (56) 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 [ 11.457885] random: nonblocking pool is initialized [ 11.572631] init: plymouth-log main process (462) terminated with status 1 [ 11.621124] init: failsafe main process (465) killed by TERM signal [ 12.437499] init: plymouth-upstart-bridge main process (513) terminated with status 1 [ 12.540130] 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 [ 13.199066] init: bluetooth main process (519) terminated with status 1 [ 13.206359] init: bluetooth main process ended, respawning [ 13.301391] init: alsa-restore main process (562) terminated with status 19 [ 13.322540] init: hybrid-gfx main process (577) terminated with status 1 FATAL: Could not load /lib/modules/4.2.0-rc4-157550-gcbfe8fa/modules.dep: No such file or directory [ 14.122955] init: bluetooth main process (664) terminated with status 1 [ 14.130584] init: bluetooth main process ended, respawning [ 14.297454] init: bluetooth main process (691) terminated with status 1 [ 14.308624] init: bluetooth main process ended, respawning [ 14.498382] init: bluetooth main process (714) terminated with status 1 [ 14.505767] init: bluetooth main process ended, respawning [ 14.817352] init: bluetooth main process (739) terminated with status 1 [ 14.838348] init: bluetooth main process ended, respawning Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: [ 15.362915] init: bluetooth main process (765) terminated with status 1 [ 15.374176] init: bluetooth main process ended, respawning [ 15.614990] init: bluetooth main process (805) terminated with status 1 [ 15.626190] init: bluetooth main process ended, respawning [ 15.817504] init: bluetooth main process (828) terminated with status 1 [ 15.824676] init: bluetooth main process ended, respawning [ 15.920776] init: lightdm main process (614) terminated with status 1 [ 16.036804] init: bluetooth main process (851) terminated with status 1 [ 16.044525] init: bluetooth main process ended, respawning [ 16.219268] init: bluetooth main process (876) terminated with status 1 [ 16.226867] init: bluetoot[ 16.405395] init: bluetooth main process (899) terminated with status 1 [ 16.413726] init: bluetooth respawning too fast, stopped Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: 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-rc4-157550-gcbfe8fa 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:376,RET:0,INA:0,ON:377,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:12,INA:0,ON:12,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:144,INA:0,ON:145,RET-LOGIC-OFF:134,RET-MEMBANK1-OFF:144,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:376,RET:0,INA:0,ON:377,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:300,RET:0,INA:0,ON:301,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 [ 27.438323] PM: Syncing filesystems ... [ 32.437744] init: failsafe-x main process (859) terminated with status 1 [ 35.604522] done. [ 35.606628] PM: Preparing system for sleep (mem) [ 35.625366] Freezing user space processes ... (elapsed 0.006 seconds) done. [ 35.639068] Freezing remaining freezable tasks ... (elapsed 0.007 seconds) done. [ 35.648406] PM: Suspending system (mem) [ 35.654205] Suspending console(s) (use no_console_suspend to debug) [ 35.675842] PM: suspend of devices complete after 11.871 msecs [ 35.679718] PM: late suspend of devices complete after 2.380 msecs [ 35.685394] omap_hwmod: gpio6: _wait_target_disable failed [ 35.692779] PM: noirq suspend of devices complete after 13.061 msecs [ 35.692779] Disabling non-boot CPUs ... [ 35.703308] [ 35.703308] =============================== [ 35.703308] [ INFO: suspicious RCU usage. ] [ 35.703338] 4.2.0-rc4-157550-gcbfe8fa #1 Not tainted [ 35.703338] ------------------------------- [ 35.703338] kernel/sched/fair.c:5032 suspicious rcu_dereference_check() usage! [ 35.703338] [ 35.703338] other info that might help us debug this: [ 35.703338] [ 35.703369] [ 35.703369] RCU used illegally from offline CPU! [ 35.703369] rcu_scheduler_active = 1, debug_locks = 0 [ 35.703369] 3 locks held by swapper/1/0: [ 35.703399] #0: ((cpu_died).wait.lock){......}, at: [] complete+0x14/0x44 [ 35.703399] #1: (&p->pi_lock){-.-.-.}, at: [] try_to_wake_up+0x2c/0x3f4 [ 35.703460] #2: (rcu_read_lock){......}, at: [] select_task_rq_fair+0x5c/0xb34 [ 35.703460] [ 35.703460] stack backtrace: [ 35.703491] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.2.0-rc4-157550-gcbfe8fa #1 [ 35.703491] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 35.703521] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 35.703521] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 35.703552] [] (dump_stack) from [] (select_task_rq_fair+0x6f8/0xb34) [ 35.703552] [] (select_task_rq_fair) from [] (try_to_wake_up+0x120/0x3f4) [ 35.703582] [] (try_to_wake_up) from [] (__wake_up_common+0x4c/0x80) [ 35.703582] [] (__wake_up_common) from [] (__wake_up_locked+0x14/0x1c) [ 35.703613] [] (__wake_up_locked) from [] (complete+0x34/0x44) [ 35.703613] [] (complete) from [] (cpu_die+0x34/0x9c) [ 35.703643] [] (cpu_die) from [] (cpu_startup_entry+0x32c/0x374) [ 35.703643] [] (cpu_startup_entry) from [<800095ac>] (0x800095ac) [ 35.703674] CPU1: shutdown [ 35.731933] Powerdomain (core_pwrdm) didn't enter target state 1 [ 35.731933] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 35.731933] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 35.731933] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 35.731933] Could not enter target state in pm_suspend [ 35.731933] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 35.731964] Enabling non-boot CPUs ... [ 35.908874] CPU1 is up [ 35.910156] PM: noirq resume of devices complete after 1.190 msecs [ 35.911560] PM: early resume of devices complete after 0.001 msecs [ 36.232452] PM: resume of devices complete after 320.831 msecs [ 36.498718] PM: Finishing wakeup. [ 36.504821] 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:829,RET:0,INA:0,ON:830,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: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:144,INA:0,ON:145,RET-LOGIC-OFF:134,RET-MEMBANK1-OFF:144,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:829,RET:0,INA:0,ON:830,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:679,RET:0,INA:0,ON:680,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 [ 38.968566] PM: Syncing filesystems ... done. [ 40.378021] PM: Preparing system for sleep (mem) [ 40.385437] Freezing user space processes ... (elapsed 0.002 seconds) done. [ 40.392333] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 40.401489] PM: Suspending system (mem) [ 40.408386] Suspending console(s) (use no_console_suspend to debug) [ 40.421417] PM: suspend of devices complete after 13.031 msecs [ 40.421447] PM: late suspend of devices complete after 0.030 msecs [ 40.428314] omap_hwmod: gpio6: _wait_target_disable failed [ 40.431579] PM: noirq suspend of devices complete after 10.040 msecs [ 40.431579] Disabling non-boot CPUs ... [ 40.432617] CPU1: shutdown [ 40.469604] Powerdomain (core_pwrdm) didn't enter target state 1 [ 40.469604] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 40.469604] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 40.469604] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 40.469604] Could not enter target state in pm_suspend [ 40.469604] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 40.469635] Enabling non-boot CPUs ... [ 40.499237] CPU1 is up [ 40.500427] PM: noirq resume of devices complete after 1.190 msecs [ 40.501831] PM: early resume of devices complete after 0.396 msecs [ 40.901672] PM: resume of devices complete after 399.841 msecs [ 40.985687] PM: Finishing wakeup. [ 41.001739] 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:956,RET:0,INA:0,ON:957,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:17,INA:0,ON:17,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:144,INA:0,ON:145,RET-LOGIC-OFF:134,RET-MEMBANK1-OFF:144,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:956,RET:0,INA:0,ON:957,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:780,RET:0,INA:0,ON:781,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:1145,RET:0,INA:0,ON:1146,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: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:144,INA:0,ON:145,RET-LOGIC-OFF:134,RET-MEMBANK1-OFF:144,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:1144,RET:0,INA:0,ON:1145,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:948,RET:0,INA:0,ON:949,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)