怘€æ€˜€`;f<€fÀæøÀ̆ž?`??f?æžf<øž`??ð3ž<3ž<` 0x3e470000 [ 0.000000] L2C: DT/platform modifies aux control register: 0x0e070000 -> 0x3e470000 [ 0.000000] L2C-310 erratum 727915 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 1 lines [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c4, AUX_CTRL 0x7e470000 [ 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 div_ts_ck [ 0.000000] ti_dt_clocks_register: failed to lookup clock node bandgap_ts_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 [ 0.001586] Console: colour dummy device 80x30 [ 0.001647] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001647] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001647] ... MAX_LOCK_DEPTH: 48 [ 0.001678] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001678] ... CLASSHASH_SIZE: 4096 [ 0.001678] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001678] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001678] ... CHAINHASH_SIZE: 32768 [ 0.001708] memory used by lock dependency info: 5167 kB [ 0.001708] per task-struct memory footprint: 1152 bytes [ 0.001708] Calibrating delay loop... 2007.04 BogoMIPS (lpj=10035200) [ 0.120269] pid_max: default: 32768 minimum: 301 [ 0.120574] Security Framework initialized [ 0.120697] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.120697] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.123229] Initializing cgroup subsys blkio [ 0.123260] Initializing cgroup subsys memory [ 0.123352] Initializing cgroup subsys devices [ 0.123413] Initializing cgroup subsys freezer [ 0.123535] Initializing cgroup subsys perf_event [ 0.123565] CPU: Testing write buffer coherency: ok [ 0.124786] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.124908] Setting up static identity map for 0x80008280 - 0x800082f0 [ 0.190246] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.190887] Brought up 2 CPUs [ 0.190917] SMP: Total of 2 processors activated (4014.08 BogoMIPS). [ 0.190917] CPU: All CPU(s) started in SVC mode. [ 0.193572] devtmpfs: initialized [ 0.234008] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 1 [ 0.237823] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.241027] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.332153] omap_hwmod: l3_instr: _wait_target_disable failed [ 0.386718] clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.389434] pinctrl core: initialized pinctrl subsystem [ 0.393493] NET: Registered protocol family 16 [ 0.398315] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.420440] cpuidle: using governor ladder [ 0.450317] cpuidle: using governor menu [ 0.460113] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.460815] OMAP GPIO hardware version 0.1 [ 0.461791] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.463226] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.464569] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.465972] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.467315] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.468505] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 0.469299] irq: no irq domain found for /ocp/l4@4a000000/scm@100000/pinmux@40 ! [ 0.469787] irq: no irq domain found for /ocp/l4@4a000000/scm@100000/pinmux@40 ! [ 0.470214] irq: no irq domain found for /ocp/l4@4a000000/scm@100000/pinmux@40 ! [ 0.485626] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.486022] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.492553] No ATAGs? [ 0.492614] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.492645] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.495208] OMAP DMA hardware revision 0.0 [ 0.496582] ARM PMU: not yet supported on OMAP4430 due to missing CTI driver [ 0.560241] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.561218] of_get_named_gpiod_flags: parsed 'gpio' property of node '/hsusb1_power_reg[0]' - status (0) [ 0.640686] reg-fixed-voltage wl12xx_vmmc: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_wl12xx_gpio, deferring probe [ 0.644104] SCSI subsystem initialized [ 0.644622] libata version 3.00 loaded. [ 0.645233] usb_phy_generic hsusb1_phy: GPIO lookup for consumer reset [ 0.645233] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 0.645324] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb1_phy[0]' - status (0) [ 0.645385] no flags found for reset [ 0.645416] usb_phy_generic hsusb1_phy: GPIO lookup for consumer vbus-detect [ 0.645416] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 0.645416] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpios' property of node '/hsusb1_phy[0]' [ 0.645446] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpio' property of node '/hsusb1_phy[0]' [ 0.645446] usb_phy_generic hsusb1_phy: using lookup tables for GPIO lookup [ 0.645568] usb_phy_generic hsusb1_phy: lookup for GPIO vbus-detect failed [ 0.646514] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c1_pins, deferring probe [ 0.646575] omap_i2c 48072000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c2_pins, deferring probe [ 0.646636] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c3_pins, deferring probe [ 0.646728] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c4_pins, deferring probe [ 0.650329] Switched to clocksource 32k_counter [ 0.760955] NET: Registered protocol family 2 [ 0.762786] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [ 0.762939] TCP bind hash table entries: 4096 (order: 5, 147456 bytes) [ 0.763854] TCP: Hash tables configured (established 4096 bind 4096) [ 0.764129] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.764282] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.765014] NET: Registered protocol family 1 [ 0.766418] RPC: Registered named UNIX socket transport module. [ 0.766448] RPC: Registered udp transport module. [ 0.766448] RPC: Registered tcp transport module. [ 0.766448] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.774963] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.775268] audit: initializing netlink subsys (disabled) [ 0.775482] audit: type=2000 audit(0.750:1): initialized [ 0.779693] VFS: Disk quotas dquot_6.6.0 [ 0.779815] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.782104] NFS: Registering the id_resolver key type [ 0.782470] Key type id_resolver registered [ 0.782470] Key type id_legacy registered [ 0.782653] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.786529] io scheduler noop registered [ 0.786529] io scheduler deadline registered [ 0.786590] io scheduler cfq registered (default) [ 0.790130] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.790618] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.794219] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.798767] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.798797] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.799255] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 226, base_baud = 3000000) is a OMAP UART0 [ 0.800933] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.801177] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 227, base_baud = 3000000) is a OMAP UART1 [ 0.802001] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.802215] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 228, base_baud = 3000000) is a OMAP UART2 [ 1.352722] console [ttyO2] enabled [ 1.355682] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806e000[0]' [ 1.361022] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 229, base_baud = 3000000) is a OMAP UART3 [ 1.385772] brd: module loaded [ 1.401062] loop: module loaded [ 1.405364] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.418121] mousedev: PS/2 mouse device common for all mice [ 1.421203] i2c /dev entries driver [ 1.424346] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 1.427581] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 1.431152] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.436035] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 1.440917] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 1.444519] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 1.447662] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 1.450897] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 1.454406] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.459289] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 1.464172] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 1.467773] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 1.471923] omap_hsmmc 4809c000.mmc: unable to get vmmc regulator -517 [ 1.476043] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer wp [ 1.479278] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 1.482818] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.487701] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d5000[0]' [ 1.492584] omap_hsmmc 480d5000.mmc: using lookup tables for GPIO lookup [ 1.496185] omap_hsmmc 480d5000.mmc: lookup for GPIO wp failed [ 1.499725] omap_hsmmc 480d5000.mmc: unable to get vmmc regulator -517 [ 1.503723] ledtrig-cpu: registered to indicate activity on CPUs [ 1.507995] oprofile: no performance counters [ 1.511657] oprofile: using timer interrupt. [ 1.514617] Initializing XFRM netlink socket [ 1.517059] NET: Registered protocol family 17 [ 1.519500] NET: Registered protocol family 15 [ 1.522277] Key type dns_resolver registered [ 1.524810] twl: not initialized [ 1.526519] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.530853] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.535156] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.539459] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.543792] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.548095] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.552398] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1410000 Vs max 1316660 [ 1.556732] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 1.560424] omap2_set_init_voltage: unable to set vdd_mpu [ 1.563323] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 1.567077] omap2_set_init_voltage: unable to set vdd_core [ 1.570037] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 1.573730] omap2_set_init_voltage: unable to set vdd_iva [ 1.578369] Power Management for TI OMAP4+ devices. [ 1.581024] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 1.584777] ThumbEE CPU extension supported. [ 1.588104] Registering SWP/SWPB emulation handler [ 1.590728] SmartReflex Class3 initialized [ 1.597045] of_get_named_gpiod_flags: parsed 'gpio' property of node '/wl12xx_vmmc[0]' - status (0) [ 1.606536] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.631652] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 1.635040] twl 0-0048: PIH (irq 337) nested IRQs [ 1.641357] hw-breakpoint: CPU 0 failed to disable vector catch [ 1.664855] twl6040 0-004b: clk32k is not handled [ 1.670745] of_get_named_gpiod_flags: parsed 'ti,audpwron-gpio' property of node '/ocp/i2c@48070000/twl@4b[0]' - status (0) [ 1.679229] omap_i2c 48070000.i2c: bus 0 rev0.10 at 400 kHz [ 1.684875] omap_i2c 48072000.i2c: bus 1 rev0.10 at 400 kHz [ 1.689483] omap_i2c 48060000.i2c: bus 2 rev0.10 at 100 kHz [ 1.694274] omap_i2c 48350000.i2c: bus 3 rev0.10 at 400 kHz [ 1.697967] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 1.697967] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 1.704742] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.709686] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 1.709716] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 1.718200] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 1.721374] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 1.721374] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 1.721374] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.733062] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 1.737945] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 1.741577] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 1.811065] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer wp [ 1.811798] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 1.818206] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.823150] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d5000[0]' [ 1.828033] omap_hsmmc 480d5000.mmc: using lookup tables for GPIO lookup [ 1.831695] omap_hsmmc 480d5000.mmc: lookup for GPIO wp failed [ 1.951080] hctosys: unable to open rtc device (rtc0) [ 1.951080] sr_init: No PMIC hook to init smartreflex [ 1.957977] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 1.962646] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 1.967224] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 1.978424] mmc0: host does not support reading read-only switch, assuming write-enable [ 1.983062] mmc0: new SD card at address aaaa [ 1.987701] mmcblk0: mmc0:aaaa SD02G 1.89 GiB [ 2.004577] VUSB: disabling [ 2.006835] VANA: disabling [ 2.008697] mmcblk0: p1 p2 [ 2.009124] VDAC: disabling [ 2.194885] kjournald starting. Commit interval 5 seconds [ 2.199645] EXT3-fs (mmcblk0p2): using internal journal [ 2.348541] EXT3-fs (mmcblk0p2): recovery complete [ 2.351135] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 2.354858] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 2.362976] devtmpfs: mounted [ 2.363464] Freeing unused kernel memory: 440K (c083a000 - c08a8000) modprobe: FATAL: Could not load /lib/modules/4.1.0-rc8-143675-g0f57d86/modules.dep: No such file or directory INIT: version 2.88 booting Using makefile-style concurrent boot in runlevel S. Starting the hotplug events dispatcher: udevd[ 3.282806] udevd[104]: starting version 172 . Synthesizing the initial hotplug events...[ 3.540252] ------------[ cut here ]------------ [ 3.540435] WARNING: CPU: 0 PID: 18 at arch/arm/mach-omap2/clockdomain.c:1279 clkdm_hwmod_disable+0xcc/0xe0() [ 3.548309] Modules linked in: [ 3.548309] CPU: 0 PID: 18 Comm: kworker/0:1 Not tainted 4.1.0-rc8-143675-g0f57d86 #1 [ 3.552062] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 3.552062] Workqueue: pm pm_runtime_work [ 3.552062] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 3.560211] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 3.560211] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 3.572143] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 3.572143] [] (warn_slowpath_null) from [] (clkdm_hwmod_disable+0xcc/0xe0) [ 3.581634] [] (clkdm_hwmod_disable) from [] (_idle+0x170/0x240) [ 3.581634] [] (_idle) from [] (omap_hwmod_idle+0x24/0x40) [ 3.589721] [] (omap_hwmod_idle) from [] (omap_device_idle+0x38/0x78) [ 3.590637] [] (omap_device_idle) from [] (_od_runtime_suspend+0x1c/0x24) [ 3.590637] [] (_od_runtime_suspend) from [] (__rpm_callback+0x34/0x70) [ 3.600219] [] (__rpm_callback) from [] (rpm_callback+0x58/0x88) [ 3.600219] [] (rpm_callback) from [] (rpm_suspend+0xe4/0x51c) [ 3.607421] [] (rpm_suspend) from [] (pm_runtime_work+0x7c/0x98) [ 3.615692] [] (pm_runtime_work) from [] (process_one_work+0x1b4/0x4b0) [ 3.620208] [] (process_one_work) from [] (worker_thread+0x154/0x470) [ 3.624633] [] (worker_thread) from [] (kthread+0xd4/0xf0) [ 3.624633] [] (kthread) from [] (ret_from_fork+0x14/0x3c) [ 3.630187] ---[ end trace 3bdc3bbdfd6232c7 ]--- done. Waiting for /dev to be fully populated...done. Activating swap...done. Cleaning up ifupdown.... Setting up networking.... Loading kernel modules...done. Activating lvm and md swap...done. Checking file systems...fsck from util-linux 2.19.1 done. Mounting local filesystems...done. Activating swapfile swap...done. Cleaning up temporary files.... Configuring network interfaces...done. Cleaning up temporary files.... Setting kernel variables ...done. [ 7.405029] random: dd urandom read with 52 bits of entropy available INIT: Entering runlevel: 2 Using makefile-style concurrent boot in runlevel 2. Debian GNU/Linux wheezy/sid armel ttyO2 armel login: Debian GNU/Linux wheezy/sid armel ttyO2 armel login: Debian GNU/Linux wheezy/sid armel ttyO2 armel login: root Last login: Thu Jan 1 00:00:10 UTC 1970 on ttyO2 Linux armel 4.1.0-rc8-143675-g0f57d86 #1 SMP Sun Jun 21 20:32:51 MDT 2015 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. root@armel:~# root@armel:~# %% Start PM consolidated quick test (retention only) %% Preparation root@armel:~# root@armel:~# mkdir -p /sys; mount -t sysfs none /sys mount: none already mounted or /sys busy mount: according to mtab, sysfs is already mounted on /sys root@armel:~# root@armel:~# mkdir -p /debug; mount -t debugfs none /debug mount: none already mounted or /debug busy mount: according to mtab, /debug is already mounted on /debug root@armel:~# root@armel:~# root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -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 00:00 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806e000.serial/power/autosuspend_delay_ms -1 root@armel:~# root@armel:~# echo 0 > /debug/pm_debug/enable_off_mode root@armel:~# root@armel:~# %% Baseline pm_debug count dump cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:290,RET:0,INA:0,ON:291,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 (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:44,RET:0,INA:0,ON:43,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_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 mpu_pwrdm (ON),OFF:0,RET:258,INA:0,ON:259,RET-LOGIC-OFF:254,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:290,RET:0,INA:0,ON:291,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:258,RET:0,INA:0,ON:259,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 dss_pwrdm (RET),OFF:290,RET:291,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:1,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 (3) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (1) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (6) 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@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo e nabled > $u/power/wakeup; done root@armel:~# %% Start retention double suspend/resume UART wakeup test root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo a uto > $u/power/control; done root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/wakeup; cat $u/power/wakeup; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO0/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO1/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO2/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO3/power/wakeup enabled root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/control; cat $u/power/control; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO0/power/control auto -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO1/power/control auto -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO2/power/control auto -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO3/power/control auto root@armel:~# root@armel:~# echo mem > /sys/power/state [ 18.050537] PM: Syncing filesystems ... done. [ 18.058929] PM: Preparing system for mem sleep [ 18.073852] Freezing user space processes ... (elapsed 0.004 seconds) done. [ 18.078613] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 18.086120] PM: Entering mem sleep [ 18.086120] Suspending console(s) (use no_console_suspend to debug) [ 18.104797] PM: suspend of devices complete after 10.406 msecs [ 18.104797] PM: late suspend of devices complete after 0.001 msecs [ 18.114013] PM: noirq suspend of devices complete after 9.216 msecs [ 18.114013] Disabling non-boot CPUs ... [ 18.120025] CPU1: shutdown [ 18.155700] Powerdomain (core_pwrdm) didn't enter target state 1 [ 18.155700] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 18.155700] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 18.155700] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 18.155700] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 18.155700] Could not enter target state in pm_suspend [ 18.155700] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 18.155761] Enabling non-boot CPUs ... [ 18.190002] CPU1 is up [ 18.196105] PM: noirq resume of devices complete after 6.103 msecs [ 18.199279] PM: early resume of devices complete after 0.001 msecs [ 18.435394] PM: resume of devices complete after 236.053 msecs [ 18.485229] PM: Finishing wakeup. [ 18.490173] Restarting tasks ... done. root@armel:~# root@armel:~# root@armel:~# root@armel:~# 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:431,RET:0,INA:0,ON:432,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 (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:44,RET:0,INA:0,ON:43,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_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 mpu_pwrdm (ON),OFF:0,RET:393,INA:0,ON:394,RET-LOGIC-OFF:381,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:431,RET:0,INA:0,ON:432,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:393,RET:0,INA:0,ON:394,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 dss_pwrdm (RET),OFF:431,RET:432,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET[ 18.972045] random: nonblocking pool is initialized -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 (3) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (0) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (11) 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@armel:~# root@armel:~# root@armel:~# root@armel:~# echo mem > /sys/power/state [ 20.390258] PM: Syncing filesystems ... done. [ 20.392852] PM: Preparing system for mem sleep [ 20.397186] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 20.402526] Freezing remaining freezable tasks ... (elapsed 0.005 seconds) done. [ 20.409545] PM: Entering mem sleep [ 20.409545] Suspending console(s) (use no_console_suspend to debug) [ 20.425140] PM: suspend of devices complete after 10.253 msecs [ 20.428619] PM: late suspend of devices complete after 3.479 msecs [ 20.432739] PM: noirq suspend of devices complete after 4.119 msecs [ 20.432769] Disabling non-boot CPUs ... [ 20.435882] CPU1: shutdown [ 20.460662] Powerdomain (core_pwrdm) didn't enter target state 1 [ 20.460662] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 20.460662] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 20.460662] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 20.460662] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 20.460662] Could not enter target state in pm_suspend [ 20.460662] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 20.460815] Enabling non-boot CPUs ... [ 20.489562] CPU1 is up [ 20.492187] PM: noirq resume of devices complete after 2.624 msecs [ 20.492187] PM: early resume of devices complete after 0.001 msecs [ 20.770202] PM: resume of devices complete after 274.871 msecs [ 20.809539] PM: Finishing wakeup. [ 20.822631] Restarting tasks ... done. root@armel:~# root@armel:~# root@armel:~# root@armel:~# 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:472,RET:0,INA:0,ON:473,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 (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:44,RET:0,INA:0,ON:43,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_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 mpu_pwrdm (ON),OFF:0,RET:432,INA:0,ON:433,RET-LOGIC-OFF:420,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:472,RET:0,INA:0,ON:473,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:432,RET:0,INA:0,ON:433,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 dss_pwrdm (RET),OFF:472,RET:473,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:1,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 (3) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (0) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (11) 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@armel:~# root@armel:~# root@armel:~# root@armel:~# ./test_rootfs_access_nonexistent_file__ret_susp -bash: ./test_rootfs_access_nonexistent_file__ret_susp: No such file or directory root@armel:~# root@armel:~# %% 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 | pa ste -s -d' '`; do echo 3000 > $u/power/autosuspend_delay_ms; done root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -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 00:00 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806e000.serial/power/autosuspend_delay_ms 3000 root@armel:~# root@armel:~# root@armel:~# root@armel:~# 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:584,RET:0,INA:0,ON:585,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 (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:44,RET:0,INA:0,ON:43,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_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 mpu_pwrdm (ON),OFF:0,RET:542,INA:0,ON:543,RET-LOGIC-OFF:526,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:584,RET:0,INA:0,ON:585,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:542,RET:0,INA:0,ON:543,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 dss_pwrdm (RET),OFF:584,RET:585,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:1,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 (3) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (0) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (3) 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@armel:~# root@armel:~# root@armel:~# root@armel:~# ./test_rootfs_access_nonexistent_file__ret_dyn -bash: ./test_rootfs_access_nonexistent_file__ret_dyn: No such file or directory root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -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 00:00 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806e000.serial/power/autosuspend_delay_ms -1 root@armel:~# root@armel:~# %% End retention dynamic idle UART wakeup test %% End PM consolidated quick test (retention only)