Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934550AbeAKQOX (ORCPT + 1 other); Thu, 11 Jan 2018 11:14:23 -0500 Received: from mail-vk0-f66.google.com ([209.85.213.66]:45482 "EHLO mail-vk0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932867AbeAKQOU (ORCPT ); Thu, 11 Jan 2018 11:14:20 -0500 X-Google-Smtp-Source: ACJfBoulZCflXm52hMncBYr3rYvF2UPUp9/pbG0508DMOc87iJywaX/Y7yqkVq2sgZPMplVukGLCWMjDyglC5SJvBAE= MIME-Version: 1.0 In-Reply-To: <14320e05-c6f7-fa2d-35cd-c01414c59f2f@ti.com> References: <1515377863-20358-1-git-send-email-david@lechnology.com> <1515377863-20358-2-git-send-email-david@lechnology.com> <22409e49-5c14-4068-b137-7535afaf90d7@lechnology.com> <0f90b5f7-f21e-5f81-1154-9a815bbb786d@ti.com> <5aacc350-6236-2e4f-35bb-a681fc9d47e7@ti.com> <14320e05-c6f7-fa2d-35cd-c01414c59f2f@ti.com> From: Adam Ford Date: Thu, 11 Jan 2018 10:14:18 -0600 Message-ID: Subject: Re: [PATCH v5 01/44] dt-bindings: clock: Add new bindings for TI Davinci PLL clocks To: Sekhar Nori Cc: David Lechner , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Michael Turquette , Stephen Boyd , Rob Herring , Mark Rutland , Kevin Hilman , linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: On Thu, Jan 11, 2018 at 9:47 AM, Sekhar Nori wrote: > On Thursday 11 January 2018 06:15 PM, Adam Ford wrote: >> On Wed, Jan 10, 2018 at 8:50 PM, David Lechner wrote: >>> On 01/10/2018 04:24 PM, Adam Ford wrote: >>>> >>>> >>>> I am available tomorrow to build and test patches against the >>>> da850-evm. I just need to know which version(s) to test. >>> >>> >>> Great. As per the cover letter: >>> >>> You can find a working branch with everything included in the >>> "common-clk-v5" >>> branch of https://github.com/dlech/ev3dev-kernel.git. >> >> I wasn't sure if things had changed after some of the dialog about the >> bindings and device tree. >> >> Here is my log with DEBUG_LL and CONFIG_EARLY_PRINTK set : >> >> Starting kernel ... >> >> Uncompressing Linux... done, booting the kernel. >> Booting Linux on physical CPU 0x0 >> Linux version 4.15.0-rc4-g8564e0f (aford@ubuntu16) (gcc version 7.2.0 >> (Buildroot 2017.11.1-00021-g7b43660)) #2 PREEMPT Thu Jan 11 06:35:29 >> CST 2018 >> CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=0005317f >> CPU: VIVT data cache, VIVT instruction cache >> OF: fdt: Machine model: DA850/AM1808/OMAP-L138 EVM >> Memory policy: Data cache writethrough >> cma: Reserved 16 MiB at 0xc2c00000 >> DaVinci da850/omap-l138 variant 0x0 >> random: fast init done >> Built 1 zonelists, mobility grouping on. Total pages: 16256 >> Kernel command line: console=ttyS2,115200n8 root=PARTUUID= rw > > Pretty sure an actual UUID is missing here. > When I setup root to be on the /dev/mmcblk0, I get the same result. The kernel still hangs. It doesn't hang using the mainline kernel without this patch series Starting kernel ... Uncompressing Linux... done, booting the kernel. Booting Linux on physical CPU 0x0 Linux version 4.15.0-rc4-g8564e0f (aford@ubuntu16) (gcc version 7.2.0 (Buildroot 2017.11.1-00021-g7b43660)) #2 PREEMPT Thu Jan 11 06:35:29 CST 2018 CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=0005317f CPU: VIVT data cache, VIVT instruction cache OF: fdt: Machine model: DA850/AM1808/OMAP-L138 EVM Memory policy: Data cache writethrough cma: Reserved 16 MiB at 0xc2c00000 DaVinci da850/omap-l138 variant 0x0 random: fast init done Built 1 zonelists, mobility grouping on. Total pages: 16256 Kernel command line: console=ttyS2,115200n8 root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) Memory: 42164K/65536K available (4548K kernel code, 280K rwdata, 1044K rodata, 232K init, 143K bss, 6988K reserved, 16384K cma-reserved) Virtual kernel memory layout: vector : 0xffff0000 - 0xffff1000 ( 4 kB) fixmap : 0xffc00000 - 0xfff00000 (3072 kB) vmalloc : 0xc4800000 - 0xff800000 ( 944 MB) lowmem : 0xc0000000 - 0xc4000000 ( 64 MB) modules : 0xbf000000 - 0xc0000000 ( 16 MB) .text : 0x(ptrval) - 0x(ptrval) (4550 kB) .init : 0x(ptrval) - 0x(ptrval) ( 232 kB) .data : 0x(ptrval) - 0x(ptrval) ( 281 kB) .bss : 0x(ptrval) - 0x(ptrval) ( 144 kB) SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 Preemptible hierarchical RCU implementation. Tasks RCU enabled. NR_IRQS: 245 clocksource: timer0_1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns Console: colour dummy device 80x30 Calibrating delay loop... 148.88 BogoMIPS (lpj=744448) pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) CPU: Testing write buffer coherency: ok Setting up static identity map for 0xc0008400 - 0xc0008458 Hierarchical SRCU implementation. devtmpfs: initialized clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns futex hash table entries: 256 (order: -1, 3072 bytes) pinctrl core: initialized pinctrl subsystem NET: Registered protocol family 16 DMA: preallocated 256 KiB pool for atomic coherent allocations cpuidle: using governor menu mux: initialized RTC_ALARM mux: Setting register RTC_ALARM mux: PINMUX0 (0x00000000) = 0x44080000 -> 0x24080000 edma 1c00000.edma: memcpy is disabled edma 1c00000.edma: TI EDMA DMA engine driver edma 1e30000.edma: memcpy is disabled edma 1e30000.edma: TI EDMA DMA engine driver i2c_davinci 1c22000.i2c: could not find pctldev for node /soc@1c00000/pinmux@14120/pinmux_i2c0_pins, deferring probe clocksource: Switched to clocksource timer0_1 NET: Registered protocol family 2 TCP established hash table entries: 1024 (order: 0, 4096 bytes) TCP bind hash table entries: 1024 (order: 0, 4096 bytes) TCP: Hash tables configured (established 1024 bind 1024) UDP hash table entries: 256 (order: 0, 4096 bytes) UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) NET: Registered protocol family 1 RPC: Registered named UNIX socket transport module. RPC: Registered udp transport module. RPC: Registered tcp transport module. RPC: Registered tcp NFSv4.1 backchannel transport module. Initialise system trusted keyrings workingset: timestamp_bits=30 max_order=14 bucket_order=0 Key type asymmetric registered Asymmetric key parser 'x509' registered Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251) io scheduler noop registered (default) io scheduler mq-deadline registered io scheduler kyber registered pinctrl-single 1c14120.pinmux: 160 pins at pa fdfe34a6 size 80 Serial: 8250/16550 driver, 3 ports, IRQ sharing disabled 1c42000.serial: ttyS0 at MMIO 0x1c42000 (irq = 25, base_baud = 9375000) is a TI DA8xx/66AK2x 1d0c000.serial: ttyS1 at MMIO 0x1d0c000 (irq = 53, base_baud = 8250000) is a TI DA8xx/66AK2x 1d0d000.serial: ttyS2 at MMIO 0x1d0d000 (irq = 61, base_baud = 8250000) is a TI DA8xx/66AK2x console [ttyS2] enabled brd: module loaded libphy: Fixed MDIO Bus: probed davinci_mdio 1e24000.mdio: failed to get device clock davinci_mdio: probe of 1e24000.mdio failed with error -2 i2c /dev entries driver davinci_mmc 1c40000.mmc: Using DMA, 4-bit mode NET: Registered protocol family 10 Segment Routing with IPv6 sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver NET: Registered protocol family 17 Loading compiled-in X.509 certificates mmc0: host does not support reading read-only switch, assuming write-enable mmc0: new high speed SDHC card at address b368 mmcblk0: mmc0:b368 00000 3.75 GiB mmcblk0: p1 p2 pca953x 0-0020: 0-0020 supply vcc not found, using dummy regulator pca953x 0-0020: failed reading register pca953x: probe of 0-0020 failed with error -121 console [netcon0] enabled netconsole: network logging started davinci_emac 1e20000.ethernet: incompatible machine/device type for reading mac address hctosys: unable to open rtc device (rtc0) > Thanks, > Sekhar