CCSending /srv/serial/u-boot-spl.bin, 784 blocks: Give your local XMODEM receive command now. Transfer complete ot SPL 2013.04-00235-g48e0b2b (May 18 2013 - 18:06:38) musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn) musb-hdrc: MHDRC RTL version 2.0 musb-hdrc: setup fifo_mode 4 musb-hdrc: 28/31 max ep, 16384/16384 memory USB Peripheral mode controller at 47401000 using PIO, IRQ 0 musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn) musb-hdrc: MHDRC RTL version 2.0 musb-hdrc: setup fifo_mode 4 musb-hdrc: 28/31 max ep, 16384/16384 memory USB Host mode controller at 47401800 using PIO, IRQ 0 CSending: u-boot.bin Sending: Transfer complete em - CRC mode, 3(SOH)/375(STX)/0(CAN) packets, 3 retries Loaded 384084 bytes U-Boot 2013.04-00235-g48e0b2b (May 18 2013 - 18:06:38) I2C: ready DRAM: 256 MiB WARNING: Caches not enabled NAND: No NAND device found!!! 0 MiB MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1 *** Warning - readenv() failed, using default environment musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn) musb-hdrc: MHDRC RTL version 2.0 musb-hdrc: setup fifo_mode 4 musb-hdrc: 28/31 max ep, 16384/16384 memory USB Peripheral mode controller at 47401000 using PIO, IRQ 0 musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn) musb-hdrc: MHDRC RTL version 2.0 musb-hdrc: setup fifo_mode 4 musb-hdrc: 28/31 max ep, 16384/16384 memory USB Host mode controller at 47401800 using PIO, IRQ 0 Net: not set. Validating first E-fuse MAC cpsw, usb_ether Hit any key to stop autoboot: 1  0 U-Boot# U-Boot# setenv autoload off; setenv serverip 192.168.57.1; dhcp cpsw Waiting for PHY auto negotiation to complete.. done link up on port 0, speed 100, full duplex BOOTP broadcast 1 DHCP client bound to address 192.168.57.138 U-Boot# tftp 0x81000000 zImage.omap2plus_defconfig link up on port 0, speed 100, full duplex Using cpsw device TFTP from server 192.168.57.1; our IP address is 192.168.57.138 Filename 'zImage.omap2plus_defconfig'. Load address: 0x81000000 Loading: *################################################################# ################################################################# ################################################################# ####################################### 1 MiB/s done Bytes transferred = 3430008 (345678 hex) U-Boot# tftp 0x82000000 am335x-bone.dtb link up on port 0, speed 100, full duplex Using cpsw device TFTP from server 192.168.57.1; our IP address is 192.168.57.138 Filename 'am335x-bone.dtb'. Load address: 0x82000000 Loading: *### 1 MiB/s done Bytes transferred = 29489 (7331 hex) U-Boot# setenv bootargs console=ttyO0,115200n8 rw debug ignore_loglevel earlyprintk root=/dev/nfs nfsroot=192.168.57.1:/srv/nfs4/rootfs2 nfsrootdebug ip=dhcp U-Boot# U-Boot# bootz 0x81000000 - 0x82000000 ## Flattened Device Tree blob at 82000000 Booting using the fdt blob at 0x82000000 Using Device Tree in place at 82000000, end 8200a330 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 4.1.0-rc2-12071-g5ebe6af (paul@nozomi) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Tue May 5 23:34:52 MDT 2015 [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: TI AM335x BeagleBone [ 0.000000] earlycon: no match for ttyO0,115200n8 [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] cma: Reserved 16 MiB at 0x8e800000 [ 0.000000] Memory policy: Data cache writeback [ 0.000000] On node 0 totalpages: 65280 [ 0.000000] free_area_init_node: node 0, pgdat c09585c0, node_mem_map cfcb1000 [ 0.000000] Normal zone: 576 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 65280 pages, LIFO batch:15 [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] AM335X ES1.0 (sgx neon ) [ 0.000000] PERCPU: Embedded 13 pages/cpu @cfc5c000 s22976 r8192 d22080 u53248 [ 0.000000] pcpu-alloc: s22976 r8192 d22080 u53248 alloc=13*4096 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 64704 [ 0.000000] Kernel command line: console=ttyO0,115200n8 rw debug ignore_loglevel earlyprintk root=/dev/nfs nfsroot=192.168.57.1:/srv/nfs4/rootfs2 nfsrootdebug ip=dhcp [ 0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes) [ 0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes) [ 0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes) [ 0.000000] Memory: 224000K/261120K available (6211K kernel code, 739K rwdata, 2168K rodata, 440K init, 8220K bss, 20736K reserved, 16384K cma-reserved, 0K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xd0800000 - 0xff000000 ( 744 MB) [ 0.000000] lowmem : 0xc0000000 - 0xd0000000 ( 256 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc0837090 (8381 kB) [ 0.000000] .init : 0xc0838000 - 0xc08a6000 ( 440 kB) [ 0.000000] .data : 0xc08a6000 - 0xc095ec18 ( 740 kB) [ 0.000000] .bss : 0xc0961000 - 0xc11683d0 (8221 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] RCU restricting CPUs from NR_CPUS=2 to nr_cpu_ids=1. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrupts [ 0.000000] OMAP clockevent source: timer2 at 24000000 Hz [ 0.000021] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns [ 0.000057] clocksource timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns [ 0.000125] OMAP clocksource: timer1 at 24000000 Hz [ 0.001519] Console: colour dummy device 80x30 [ 0.001605] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001620] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001633] ... MAX_LOCK_DEPTH: 48 [ 0.001647] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001660] ... CLASSHASH_SIZE: 4096 [ 0.001672] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001685] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001698] ... CHAINHASH_SIZE: 32768 [ 0.001711] memory used by lock dependency info: 5167 kB [ 0.001725] per task-struct memory footprint: 1152 bytes [ 0.001762] Calibrating delay loop... 548.04 BogoMIPS (lpj=2740224) [ 0.108128] pid_max: default: 32768 minimum: 301 [ 0.108699] Security Framework initialized [ 0.108979] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.109007] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.114016] Initializing cgroup subsys blkio [ 0.114086] Initializing cgroup subsys memory [ 0.114237] Initializing cgroup subsys devices [ 0.114401] Initializing cgroup subsys freezer [ 0.114606] Initializing cgroup subsys perf_event [ 0.114724] CPU: Testing write buffer coherency: ok [ 0.117049] CPU0: thread -1, cpu 0, socket -1, mpidr 0 [ 0.117214] Setting up static identity map for 0x80008280 - 0x800082f0 [ 0.124383] Brought up 1 CPUs [ 0.124420] SMP: Total of 1 processors activated (548.04 BogoMIPS). [ 0.124436] CPU: All CPU(s) started in SVC mode. [ 0.130372] devtmpfs: initialized [ 0.134117] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 0.205209] omap_hwmod: tptc0 using broken dt data from edma [ 0.205986] omap_hwmod: tptc1 using broken dt data from edma [ 0.206733] omap_hwmod: tptc2 using broken dt data from edma [ 0.219318] omap_hwmod: debugss: _wait_target_disable failed [ 0.278598] clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.282219] pinctrl core: initialized pinctrl subsystem [ 0.339332] NET: Registered protocol family 16 [ 0.349791] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.353356] cpuidle: using governor ladder [ 0.353405] cpuidle: using governor menu [ 0.366628] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.368290] OMAP GPIO hardware version 0.1 [ 0.370482] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.373893] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.377114] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.399564] No ATAGs? [ 0.399612] hw-breakpoint: debug architecture 0x4 unsupported. [ 0.472047] edma-dma-engine edma-dma-engine.0: TI EDMA DMA engine driver [ 0.473266] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator@0[0]' [ 0.479149] SCSI subsystem initialized [ 0.480392] libata version 3.00 loaded. [ 0.482153] omap_i2c 44e0b000.i2c: could not find pctldev for node /ocp/l4_wkup@44c00000/scm@210000/pinmux@800/pinmux_i2c0_pins, deferring probe [ 0.489356] Switched to clocksource timer1 [ 0.751849] NET: Registered protocol family 2 [ 0.754961] TCP established hash table entries: 2048 (order: 1, 8192 bytes) [ 0.755230] TCP bind hash table entries: 2048 (order: 4, 73728 bytes) [ 0.756476] TCP: Hash tables configured (established 2048 bind 2048) [ 0.756834] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.757183] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.758836] NET: Registered protocol family 1 [ 0.761800] RPC: Registered named UNIX socket transport module. [ 0.761836] RPC: Registered udp transport module. [ 0.761854] RPC: Registered tcp transport module. [ 0.761870] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.765022] CPU PMU: Failed to parse /interrupt-affinity[0] [ 0.765221] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available [ 0.772667] futex hash table entries: 256 (order: 2, 16384 bytes) [ 0.773164] audit: initializing netlink subsys (disabled) [ 0.773577] audit: type=2000 audit(0.770:1): initialized [ 0.781414] VFS: Disk quotas dquot_6.6.0 [ 0.781648] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.785652] NFS: Registering the id_resolver key type [ 0.786306] Key type id_resolver registered [ 0.786331] Key type id_legacy registered [ 0.786627] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.795154] io scheduler noop registered [ 0.795204] io scheduler deadline registered [ 0.795289] io scheduler cfq registered (default) [ 0.798377] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size 568 [ 0.802594] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.812779] omap_uart 44e09000.serial: no wakeirq for uart0 [ 0.812826] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@44e09000[0]' [ 0.813805] 44e09000.serial: ttyO0 at MMIO 0x44e09000 (irq = 154, base_baud = 3000000) is a OMAP UART0 [ 1.615090] console [ttyO0] enabled [ 1.670136] brd: module loaded [ 1.704319] loop: module loaded [ 1.711699] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.727509] mousedev: PS/2 mouse device common for all mice [ 1.733550] i2c /dev entries driver [ 1.739718] omap_hsmmc 48060000.mmc: GPIO lookup for consumer cd [ 1.746040] omap_hsmmc 48060000.mmc: using device tree for GPIO lookup [ 1.753030] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/ocp/mmc@48060000[0]' - status (0) [ 1.763539] omap_hsmmc 48060000.mmc: Got CD GPIO [ 1.768398] omap_hsmmc 48060000.mmc: GPIO lookup for consumer wp [ 1.774762] omap_hsmmc 48060000.mmc: using device tree for GPIO lookup [ 1.781667] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@48060000[0]' [ 1.791294] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@48060000[0]' [ 1.800825] omap_hsmmc 48060000.mmc: using lookup tables for GPIO lookup [ 1.808072] omap_hsmmc 48060000.mmc: lookup for GPIO wp failed [ 1.815671] omap_hsmmc 48060000.mmc: unable to get vmmc regulator -517 [ 1.824129] ledtrig-cpu: registered to indicate activity on CPUs [ 1.832415] oprofile: using arm/armv7 [ 1.837468] Initializing XFRM netlink socket [ 1.842351] NET: Registered protocol family 17 [ 1.847140] NET: Registered protocol family 15 [ 1.852449] Key type dns_resolver registered [ 1.857289] omap_voltage_late_init: Voltage driver support not added [ 1.864069] sr_dev_init: No voltage domain specified for smartreflex0. Cannot initialize [ 1.872607] sr_dev_init: No voltage domain specified for smartreflex1. Cannot initialize [ 1.882876] ThumbEE CPU extension supported. [ 1.887418] Registering SWP/SWPB emulation handler [ 1.892573] SmartReflex Class3 initialized [ 1.954612] tps65217 0-0024: TPS65217 ID 0xe version 1.2 [ 1.960504] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz [ 1.968013] omap_hsmmc 48060000.mmc: GPIO lookup for consumer cd [ 1.974440] omap_hsmmc 48060000.mmc: using device tree for GPIO lookup [ 1.981394] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/ocp/mmc@48060000[0]' - status (0) [ 1.991913] omap_hsmmc 48060000.mmc: Got CD GPIO [ 1.996776] omap_hsmmc 48060000.mmc: GPIO lookup for consumer wp [ 2.003143] omap_hsmmc 48060000.mmc: using device tree for GPIO lookup [ 2.010041] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@48060000[0]' [ 2.019664] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@48060000[0]' [ 2.029190] omap_hsmmc 48060000.mmc: using lookup tables for GPIO lookup [ 2.036240] omap_hsmmc 48060000.mmc: lookup for GPIO wp failed [ 2.159223] davinci_mdio 4a101000.mdio: davinci mdio revision 1.6 [ 2.165645] davinci_mdio 4a101000.mdio: detected phy mask fffffffe [ 2.178617] libphy: 4a101000.mdio: probed [ 2.183046] davinci_mdio 4a101000.mdio: phy[0]: device 4a101000.mdio:00, driver SMSC LAN8710/LAN8720 [ 2.194783] cpsw 4a100000.ethernet: Detected MACID = 78:c5:e5:c3:1e:2a [ 2.206374] hctosys: unable to open rtc device (rtc0) [ 2.211847] sr_init: No PMIC hook to init smartreflex [ 2.217561] sr_init: platform driver register failed for SR [ 2.259808] net eth0: initializing cpsw version 1.12 (0) [ 2.268157] net eth0: phy found : id is : 0x7c0f1 [ 2.273404] libphy: PHY 4a101000.mdio:01 not found [ 2.278440] net eth0: phy 4a101000.mdio:01 not found on slave 1 [ 5.339877] cpsw 4a100000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 5.369192] Sending DHCP requests ., OK [ 5.389767] IP-Config: Got DHCP answer from 192.168.57.1, my address is 192.168.57.138 [ 5.398932] IP-Config: Complete: [ 5.402470] device=eth0, hwaddr=78:c5:e5:c3:1e:2a, ipaddr=192.168.57.138, mask=255.255.255.0, gw=255.255.255.255 [ 5.413640] host=192.168.57.138, domain=example.org, nis-domain=(none) [ 5.420980] bootserver=0.0.0.0, rootserver=192.168.57.1, rootpath= [ 5.427733] nameserver0=192.168.57.1 [ 5.432466] vmmcsd_fixed: disabling [ 5.469022] VFS: Mounted root (nfs filesystem) on device 0:15. [ 5.478426] devtmpfs: mounted [ 5.482939] Freeing unused kernel memory: 440K (c0838000 - c08a6000) INIT: version 2.88 booting [info] Using makefile-style concurrent boot in runlevel S. [....] Starting the hotplug events dispatcher: udevd[ 8.734281] udevd[142]: starting version 175 [ ok . [....] Synthesizing the initial hotplug events...udevd[186]: error changing net interface name eth0 to eth4: Device or resource busy [ ok done. [....] Waiting for /dev to be fully populated...[ ok done. [....] Activating swap...[ 17.361460] random: nonblocking pool is initialized [ ok done. [....] Cleaning up temporary files... /tmp[ ok . [....] Activating lvm and md swap...[ ok done. [....] Checking file systems...fsck from util-linux 2.20.1 [ ok done. [....] Mounting local filesystems...[ ok done. [....] Activating swapfile swap...[ ok done. [....] Cleaning up temporary files...[ ok . [....] Setting kernel variables ...[ ok done. [....] Configuring network interfaces...[ ok done. [....] Starting rpcbind daemon...rpcbind: cannot create socket for udp6 rpcbind: cannot create socket for tcp6 [ ok . [....] Starting NFS common utilities: statd idmapd[ ok . [....] Cleaning up temporary files...[ ok . [....] Starting network benchmark server[ ok . INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting network benchmark server[FAIL failed! [....] Starting system message bus: dbus[ ok . [....] Starting rpcbind daemon...[....] Already running.[ ok . [....] Starting NFS common utilities: statd idmapd[ ok . Debian GNU/Linux wheezy/sid armel ttyO0 armel login: Debian GNU/Linux wheezy/sid armel ttyO0 armel login: Debian GNU/Linux wheezy/sid armel ttyO0 armel login: root Last login: Thu Jan 1 00:00:42 UTC 1970 on ttyO0 Linux armel 4.1.0-rc2-12071-g5ebe6af #1 SMP Tue May 5 23:34:52 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:~# echo -1 > /sys/devices/platform/omap_uart.0/power/autosuspend_dela y_ms -bash: /sys/devices/platform/omap_uart.0/power/autosuspend_delay_ms: No such file or directory root@armel:~# root@armel:~# echo -1 > /sys/devices/platform/omap_uart.1/power/autosuspend_dela y_ms -bash: /sys/devices/platform/omap_uart.1/power/autosuspend_delay_ms: No such file or directory root@armel:~# root@armel:~# echo -1 > /sys/devices/platform/omap_uart.2/power/autosuspend_dela y_ms -bash: /sys/devices/platform/omap_uart.2/power/autosuspend_delay_ms: No such file or directory root@armel:~# root@armel:~# echo -1 > /sys/devices/platform/omap_uart.3/power/autosuspend_dela y_ms -bash: /sys/devices/platform/omap_uart.3/power/autosuspend_delay_ms: No such file or directory 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 (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 per_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 rtc_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 gfx_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 l4_cefuse_clkdm->cefuse_pwrdm (0) gfx_l4ls_gfx_clkdm->gfx_pwrdm (0) gfx_l3_clkdm->gfx_pwrdm (0) l4_rtc_clkdm->rtc_pwrdm (0) mpu_clkdm->mpu_pwrdm (1) l4_wkup_aon_clkdm->wkup_pwrdm (0) l3_aon_clkdm->wkup_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (5) clk_24mhz_clkdm->per_pwrdm (1) lcdc_clkdm->per_pwrdm (0) cpsw_125mhz_clkdm->per_pwrdm (2) pruss_ocp_clkdm->per_pwrdm (0) ocpwp_l3_clkdm->per_pwrdm (0) l4hs_clkdm->per_pwrdm (1) l3_clkdm->per_pwrdm (8) l4fw_clkdm->per_pwrdm (0) l3s_clkdm->per_pwrdm (1) l4ls_clkdm->per_pwrdm (2) 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 for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/control; cat $u/power/control; done 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 echo mem > /sys/power/state -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO0/power/control auto root@armel:~# root@armel:~# echo mem > /sys/power/state -bash: echo: write error: Invalid argument root@armel:~# root@armel:~#