On 03/28/2014 09:20 AM, Russell King wrote: > Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx> EXCEPT this one patch, the series, Tested-by: Stephen Warren <swarren@xxxxxxxxxx> (on Tegra20/Toshiba AC100 and Tegra30/Beaver) And any part which touches Tegra code, Acked-by: Stephen Warren <swarren@xxxxxxxxxx> However, this one patch causes boot failures on the Toshiba AC100, Springbank/Seaboard, and I would assume any Tegra20 system. I haven't investigated what the problem is; do you need me to and/or have any clues? Here's the boot spew re: caches: > [ 0.000000] L2C: platform modifies aux control register: 0x02080000 -> 0x3e480001 > [ 0.000000] L2C: DT/platform modifies aux control register: 0x02080000 -> 0x3e480001 > [ 0.000000] L2C-310 errata 727915 769419 enabled > [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 > [ 0.000000] L2C-310: enabling full line of zeros but not enabled in Cortex-A9 > [ 0.000000] L2C-310 ID prefetch enabled, offset 1 lines > [ 0.000000] L2C-310: dynamic clock gating disabled, standby mode disabled > [ 0.000000] L2C-310 cache controller enabled, 8 ways, 1024 kB > [ 0.000000] L2C-310: CACHE_ID 0x410000c4, AUX_CTRL 0x7e480001 The system simply hangs pretty late in the boot process from the AC100: > [ 1.640426] usbhid: USB HID core driver > [ 1.655176] nvec 7000c500.nvec: ec firmware version 01.20.00 / f9 > [ 1.670832] input: nvec keyboard as /devices/soc0/7000c500.nvec/nvec-kbd.0/input/input1 > [ 1.696465] tegra-alc5632 sound.7: alc5632-hifi <-> 70002800.i2s mapping ok > [ 1.886296] psmouse serio0: Failed to reset mouse on nvec > [ 1.908126] mmc0: new high speed SD card at address 0002 > [ 1.914613] mmcblk0: mmc0:0002 00000 1.86 GiB > [ 1.938532] mmcblk0: p1 > [ 1.982522] mmc1: new high speed MMC card at address 0001 > [ 1.991327] mmcblk1: mmc1:0001 SEM08G 7.39 GiB > [ 1.997179] mmcblk1boot0: mmc1:0001 SEM08G partition 1 1.00 MiB > [ 2.004356] mmcblk1boot1: mmc1:0001 SEM08G partition 2 1.00 MiB > [ 2.015144] mmcblk1: unknown partition table > [ 2.026400] mmcblk1boot1: unknown partition table > [ 2.037914] mmcblk1boot0: unknown partition table > [ 2.224409] input: Compal PAZ00 Headset Jack as /devices/soc0/sound.7/sound/card0/input2 > [ 2.236688] TCP: cubic registered > [ 2.241126] NET: Registered protocol family 10 > [ 2.251831] mip6: Mobile IPv6 > [ 2.254839] sit: IPv6 over IPv4 tunneling driver > [ 2.268383] NET: Registered protocol family 17 > [ 2.272985] NET: Registered protocol family 15 > [ 2.277800] Bluetooth: RFCOMM socket layer initialized > [ 2.283016] Bluetooth: RFCOMM ver 1.11 > [ 2.287034] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 > [ 2.292435] Bluetooth: BNEP socket layer initialized > [ 2.297472] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 > [ 2.303474] Bluetooth: HIDP socket layer initialized > [ 2.313364] rfkill_gpio rfkill_gpio: wifi_rfkill device registered. > [ 2.319791] Registering SWP/SWPB emulation handler > [ 2.330586] +3VS,vdd_pnl: 3300 mV > [ 2.335028] tegra-dc 54200000.dc: failed to probe RGB output: -517 > [ 2.341413] platform 54200000.dc: Driver tegra-dc requests probe deferral > [ 2.352402] tegra-ehci c5000000.usb: EHCI Host Controller > [ 2.357982] tegra-ehci c5000000.usb: new USB bus registered, assigned bus number 1 > [ 2.366221] tegra-ehci c5000000.usb: irq 52, io mem 0xc5000000 > [ 2.386343] tegra-ehci c5000000.usb: USB 2.0 started, EHCI 1.00 > [ 2.397034] hub 1-0:1.0: USB hub found > [ 2.400932] hub 1-0:1.0: 1 port detected <<hang>> ... and from Seaboard/Springbank: > [ 2.715321] VFS: Mounted root (ext3 filesystem) on device 179:1. > [ 2.720970] devtmpfs: mounted > [ 2.721336] Freeing unused kernel memory: 264K (c07be000 - c0800000) > [ 2.775391] usb 2-1: new low-speed USB device number 2 using tegra-ehci ... > [ 9.515357] init: idmapd main process (525) terminated with status 1 > [ 9.515572] init: idmapd respawning too fast, stopped > [ 11.978245] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready > [ 12.097190] asix 3-1:1.0 eth0: link down _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/linux-arm-kernel