On Thu, Jan 26, 2017 at 09:33:46AM +0100, Marek Szyprowski wrote: > Hello, > > This patchset is a first step to add support for all power domains on > Exynos5433 SoCs. This patchset contains patches for Exynos pin control > driver and Exynos LPASS MFD driver, which are needed to make the > platform ready for adding power domains support. > > Patches in this patchset depends on each other. They are order in such a > way to make the changes bisectable. > > Patch #3 has runtime dependency on #1. > Patch #5 has runtime dependency on #3. > Patch #6 has runtime dependency on #4. > > This patchset also directly depends on the "Move pad retention control to > Exynos pin controller driver" patchset: > https://www.spinics.net/lists/arm-kernel/msg556074.html > > Patches have been generated on top of linux-next from 25th January 2017. > > This is a part of a larger task, which goal is to add support for power > domains on Exynos5433 SoCs / TM2 boards. All patches needed to get it > working have been pushed to the following git repo: > https://git.linaro.org/people/marek.szyprowski/linux-srpol.git v4.10-next-tm2-pd > I tried your branch above on Odroid U3 and it fails to boot. next-20170125 works fine. exynos_defconfig, booting from microSD. Board hangs (silently) on: [ 2.283437] usb 1-3: new high-speed USB device number 3 using exynos-ehci [ 2.473786] usb 1-3: New USB device found, idVendor=0424, idProduct=3503 [ 2.474856] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2.482656] hub 1-3:1.0: USB hub found [ 2.486017] hub 1-3:1.0: 3 ports detected [ 55.037205] random: crng init done Full log attached. Best regards, Krzysztof
U-Boot 2017.01-rc2-00044-g8653b94a8f5a (Jan 06 2017 - 18:05:55 +0200) CPU: Exynos4412 @ 1 GHz Model: Odroid based on Exynos4412 Board: Odroid based on Exynos4412 Type: u3 DRAM: 2 GiB LDO20@VDDQ_EMMC_1.8V: set 1800000 uV; enabling LDO22@VDDQ_EMMC_2.8V: set 2800000 uV; enabling LDO21@TFLASH_2.8V: set 2800000 uV; enabling MMC: SAMSUNG SDHCI: 0, EXYNOS DWMMC: 1 Net: No ethernet found. Hit any key to stop autoboot: 0 Odroid # Odroid # run nn reading boot.scr 2051 bytes read in 22 ms (90.8 KiB/s) ## Executing script at 42000000 reading /zImage 4641960 bytes read in 226 ms (19.6 MiB/s) reading /dtbs/exynos4412-odroidu3.dtb 54779 bytes read in 41 ms (1.3 MiB/s) reading /initramfs-linux.img ** Unable to read file /initramfs-linux.img ** Kernel image @ 0x40007fc0 [ 0x000000 - 0x46d4a8 ] ## Flattened Device Tree blob at 40800000 Booting using the fdt blob at 0x40800000 Loading Device Tree to 4ffef000, end 4ffff5fa ... OK Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0xa00 [ 0.000000] Linux version 4.10.0-rc5-next-20170125-00050-g0dc3a91a2fba (kozik@kozik-lap) (gcc version 6.2.0 20161005 (Ubuntu 6.2.0-5ubuntu12) ) #368 SMP PREEMPT Fri Jan 27 21:41:22 IST 2017 [ 0.000000] CPU: ARMv7 Processor [413fc090] revision 0 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt:Machine model: Hardkernel ODROID-U3 board based on Exynos4412 [ 0.000000] Reserved memory: created DMA memory pool at 0xbf700000, size 8 MiB [ 0.000000] OF: reserved mem: initialized node region_mfc_right, compatible id shared-dma-pool [ 0.000000] Reserved memory: created DMA memory pool at 0xbe700000, size 16 MiB [ 0.000000] OF: reserved mem: initialized node region_mfc_left, compatible id shared-dma-pool [ 0.000000] cma: Reserved 64 MiB at 0xba400000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] Samsung CPU ID: 0xe4412220 [ 0.000000] Running under secure firmware. [ 0.000000] percpu: Embedded 16 pages/cpu @eefb9000 s34008 r8192 d23336 u65536 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 516352 [ 0.000000] Kernel command line: console=tty1 console=ttySAC1,115200n8 root=PARTUUID=82ec0a4a-02 rw rootwait smsc95xx.macaddr=00:1e:06:61:7a:94 no_console_suspend [ 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: 1976632K/2071552K available (7168K kernel code, 279K rwdata, 2284K rodata, 1024K init, 319K bss, 29384K reserved, 65536K cma-reserved, 1219584K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xf0800000 - 0xff800000 ( 240 MB) [ 0.000000] lowmem : 0xc0000000 - 0xf0000000 ( 768 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc0800000 (8160 kB) [ 0.000000] .init : 0xc0b00000 - 0xc0c00000 (1024 kB) [ 0.000000] .data : 0xc0c00000 - 0xc0c45f00 ( 280 kB) [ 0.000000] .bss : 0xc0c47000 - 0xc0c96d68 ( 320 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] Build-time adjustment of leaf fanout to 32. [ 0.000000] RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=4. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=32, nr_cpu_ids=4 [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] L2C: platform modifies aux control register: 0x02070000 -> 0x3e470001 [ 0.000000] L2C: platform provided aux values permit register corruption. [ 0.000000] L2C: DT/platform modifies aux control register: 0x02070000 -> 0x3e470001 [ 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 8 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x4100c4c8, AUX_CTRL 0x7e470001 [ 0.000000] Exynos4x12 clocks: sclk_apll = 1000000000, sclk_mpll = 800000000 [ 0.000000] sclk_epll = 96000000, sclk_vpll = 350000000, arm_clk = 1000000000 [ 0.000000] Switching to timer-based delay loop, resolution 41ns [ 0.000000] clocksource: mct-frc: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns [ 0.000004] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns [ 0.000248] Console: colour dummy device 80x30 [ 0.000903] console [tty1] enabled [ 0.000928] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) [ 0.000961] pid_max: default: 32768 minimum: 301 [ 0.001046] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.001069] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.001478] CPU: Testing write buffer coherency: ok [ 0.001790] CPU0: thread -1, cpu 0, socket 10, mpidr 80000a00 [ 0.030004] Setting up static identity map for 0x40100000 - 0x40100058 [ 0.119992] smp: Bringing up secondary CPUs ... [ 0.200315] CPU1: thread -1, cpu 1, socket 10, mpidr 80000a01 [ 0.280298] CPU2: thread -1, cpu 2, socket 10, mpidr 80000a02 [ 0.360290] CPU3: thread -1, cpu 3, socket 10, mpidr 80000a03 [ 0.360351] smp: Brought up 1 node, 4 CPUs [ 0.360417] SMP: Total of 4 processors activated (192.00 BogoMIPS). [ 0.360435] CPU: All CPU(s) started in SVC mode. [ 0.361227] devtmpfs: initialized [ 0.371920] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.372168] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.373950] pinctrl core: initialized pinctrl subsystem [ 0.374590] lcd0-power-domain has as child subdomain: tv-power-domain. [ 0.375416] NET: Registered protocol family 16 [ 0.377168] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.378419] cpuidle: using governor menu [ 0.409143] SCSI subsystem initialized [ 0.409343] usbcore: registered new interface driver usbfs [ 0.409409] usbcore: registered new interface driver hub [ 0.409490] usbcore: registered new device driver usb [ 0.410050] s3c-i2c 13860000.i2c: slave address 0x00 [ 0.410080] s3c-i2c 13860000.i2c: bus frequency set to 390 KHz [ 0.410542] s3c-i2c 13860000.i2c: i2c-0: S3C I2C adapter [ 0.410719] s3c-i2c 13870000.i2c: slave address 0x00 [ 0.410747] s3c-i2c 13870000.i2c: bus frequency set to 97 KHz [ 0.411065] s3c-i2c 13870000.i2c: i2c-1: S3C I2C adapter [ 0.411207] s3c-i2c 13880000.i2c: slave address 0x00 [ 0.411233] s3c-i2c 13880000.i2c: bus frequency set to 97 KHz [ 0.411429] s3c-i2c 13880000.i2c: i2c-2: S3C I2C adapter [ 0.411538] s3c-i2c 138e0000.i2c: slave address 0x00 [ 0.411564] s3c-i2c 138e0000.i2c: bus frequency set to 97 KHz [ 0.411876] s3c-i2c 138e0000.i2c: i2c-8: S3C I2C adapter [ 0.412490] Advanced Linux Sound Architecture Driver Initialized. [ 0.413377] clocksource: Switched to clocksource mct-frc [ 0.421266] NET: Registered protocol family 2 [ 0.421722] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.421811] TCP bind hash table entries: 8192 (order: 5, 163840 bytes) [ 0.421964] TCP: Hash tables configured (established 8192 bind 8192) [ 0.422053] UDP hash table entries: 512 (order: 2, 24576 bytes) [ 0.422105] UDP-Lite hash table entries: 512 (order: 2, 24576 bytes) [ 0.422264] NET: Registered protocol family 1 [ 0.422620] RPC: Registered named UNIX socket transport module. [ 0.422644] RPC: Registered udp transport module. [ 0.422661] RPC: Registered tcp transport module. [ 0.422678] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.423858] futex hash table entries: 1024 (order: 4, 65536 bytes) [ 0.424208] workingset: timestamp_bits=30 max_order=19 bucket_order=0 [ 0.430657] NFS: Registering the id_resolver key type [ 0.430706] Key type id_resolver registered [ 0.430724] Key type id_legacy registered [ 0.430767] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 0.431536] bounce: pool size: 64 pages [ 0.431693] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 0.431723] io scheduler noop registered [ 0.431740] io scheduler deadline registered [ 0.431877] io scheduler cfq registered (default) [ 0.431897] io scheduler mq-deadline registered [ 0.433431] 125b0000.exynos-usbphy supply vbus not found, using dummy regulator [ 0.439237] dma-pl330 12680000.pdma: Loaded driver for PL330 DMAC-141330 [ 0.439270] dma-pl330 12680000.pdma: DBUFF-32x4bytes Num_Chans-8 Num_Peri-32 Num_Events-32 [ 0.441766] dma-pl330 12690000.pdma: Loaded driver for PL330 DMAC-141330 [ 0.441798] dma-pl330 12690000.pdma: DBUFF-32x4bytes Num_Chans-8 Num_Peri-32 Num_Events-32 [ 0.442549] dma-pl330 12850000.mdma: Loaded driver for PL330 DMAC-141330 [ 0.442579] dma-pl330 12850000.mdma: DBUFF-64x8bytes Num_Chans-8 Num_Peri-1 Num_Events-32 [ 0.494061] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled [ 0.495894] 13800000.serial: ttySAC0 at MMIO 0x13800000 (irq = 53, base_baud = 0) is a S3C6400/10 [ 0.496268] 13810000.serial: ttySAC1 at MMIO 0x13810000 (irq = 54, base_baud = 0) is a S3C6400/10 [ 1.267780] console [ttySAC1] enabled [ 1.275320] exynos-hdmi 12d00000.hdmi: Failed to get supply 'vdd': -517 [ 1.290270] brd: module loaded [ 1.295375] loop: module loaded [ 1.309140] random: fast init done [ 1.318865] s3c64xx-spi 13930000.spi: spi bus clock parent not specified, using clock at index 0 as parent [ 1.322902] s3c64xx-spi 13930000.spi: number of chip select lines not specified, assuming 1 chip select line [ 1.333776] libphy: Fixed MDIO Bus: probed [ 1.336988] usbcore: registered new interface driver r8152 [ 1.342292] usbcore: registered new interface driver asix [ 1.347687] usbcore: registered new interface driver ax88179_178a [ 1.353749] usbcore: registered new interface driver cdc_ether [ 1.359557] usbcore: registered new interface driver smsc75xx [ 1.365304] usbcore: registered new interface driver smsc95xx [ 1.371002] usbcore: registered new interface driver net1080 [ 1.376690] usbcore: registered new interface driver cdc_subset [ 1.382552] usbcore: registered new interface driver zaurus [ 1.388139] usbcore: registered new interface driver cdc_ncm [ 1.395179] dwc2 12480000.hsotg: Invalid value 1024 for param g-np-tx-fifo-size [ 1.401043] dwc2 12480000.hsotg: EPs: 16, dedicated fifos, 7808 entries in SPRAM [ 1.409298] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 1.414922] ehci-exynos: EHCI EXYNOS driver [ 1.419646] exynos-ehci 12580000.ehci: EHCI Host Controller [ 1.424658] exynos-ehci 12580000.ehci: new USB bus registered, assigned bus number 1 [ 1.432518] exynos-ehci 12580000.ehci: irq 51, io mem 0x12580000 [ 1.463415] exynos-ehci 12580000.ehci: USB 2.0 started, EHCI 1.00 [ 1.464014] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 [ 1.470649] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 1.477878] usb usb1: Product: EHCI Host Controller [ 1.482710] usb usb1: Manufacturer: Linux 4.10.0-rc5-next-20170125-00050-g0dc3a91a2fba ehci_hcd [ 1.491414] usb usb1: SerialNumber: 12580000.ehci [ 1.496554] hub 1-0:1.0: USB hub found [ 1.499835] hub 1-0:1.0: 3 ports detected [ 1.504425] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 1.510001] ohci-exynos: OHCI EXYNOS driver [ 1.514852] usbcore: registered new interface driver usb-storage [ 1.530924] usb3503 0-0008: switched to HUB mode [ 1.530999] usb3503 0-0008: usb3503_probe: probed in hub mode [ 1.535979] using random self ethernet address [ 1.540062] using random host ethernet address [ 1.544882] usb0: HOST MAC 7a:d4:f7:e7:93:e8 [ 1.548792] usb0: MAC 7a:25:6d:db:b1:9e [ 1.552566] using random self ethernet address [ 1.557007] using random host ethernet address [ 1.561441] g_ether gadget: Ethernet Gadget, version: Memorial Day 2008 [ 1.568031] g_ether gadget: g_ether ready [ 1.572014] dwc2 12480000.hsotg: bound driver g_ether [ 1.580371] mousedev: PS/2 mouse device common for all mice [ 1.711692] max77686-rtc max77686-rtc: rtc core: registered max77686-rtc as rtc0 [ 1.714380] rtc rtc1: invalid alarm value: 1900-1-2 0:0:0 [ 1.718981] s3c-rtc 10070000.rtc: rtc core: registered s3c as rtc1 [ 1.725512] i2c /dev entries driver [ 1.732753] s3c2410-wdt 10060000.watchdog: watchdog inactive, reset disabled, irq disabled [ 1.737332] device-mapper: ioctl: 4.35.0-ioctl (2016-06-23) initialised: dm-devel@xxxxxxxxxx [ 1.748201] sdhci: Secure Digital Host Controller Interface driver [ 1.751299] sdhci: Copyright(c) Pierre Ossman [ 1.756052] s3c-sdhci 12530000.sdhci: clock source 2: mmc_busclk.2 (100000000 Hz) [ 1.763186] s3c-sdhci 12530000.sdhci: Got CD GPIO [ 1.823530] mmc0: SDHCI controller on samsung-hsmmc [12530000.sdhci] using ADMA [ 1.825409] Synopsys Designware Multimedia Card Interface Driver [ 1.831817] dwmmc_exynos 12550000.mmc: IDMAC supports 32-bit address mode. [ 1.838133] dwmmc_exynos 12550000.mmc: Using internal DMA controller. [ 1.844493] dwmmc_exynos 12550000.mmc: Version ID is 240a [ 1.849876] dwmmc_exynos 12550000.mmc: DW MMC controller at irq 110,32 bit host data width,128 deep fifo [ 1.859539] dwmmc_exynos 12550000.mmc: allocated mmc-pwrseq [ 1.864902] usb 1-2: new high-speed USB device number 2 using exynos-ehci [ 1.871688] mmc_host mmc1: card is polling. [ 1.903753] mmc_host mmc1: Bus speed (slot 0) = 50000000Hz (slot req 400000Hz, actual 396825HZ div = 63) [ 1.933547] dwmmc_exynos 12550000.mmc: 1 slots initialized [ 1.934664] s5p-secss 10830000.sss: s5p-sss driver registered [ 1.942516] usbcore: registered new interface driver usbhid [ 1.944707] usbhid: USB HID core driver [ 1.959692] NET: Registered protocol family 10 [ 1.960359] Segment Routing with IPv6 [ 1.962179] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 1.968428] NET: Registered protocol family 17 [ 1.972486] NET: Registered protocol family 15 [ 1.977036] Key type dns_resolver registered [ 1.981461] Registering SWP/SWPB emulation handler [ 1.987135] mmc_host mmc1: Bus speed (slot 0) = 50000000Hz (slot req 300000Hz, actual 297619HZ div = 84) [ 2.013136] [drm] Exynos DRM: using 12c10000.mixer device for DMA mapping operations [ 2.015626] exynos-drm exynos-drm: bound 12c10000.mixer (ops mixer_component_ops) [ 2.022899] exynos-drm exynos-drm: bound 12d00000.hdmi (ops hdmi_component_ops) [ 2.030045] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 2.036622] [drm] No driver support for vblank timestamp query. [ 2.042549] [drm] Initialized exynos 1.0.0 20110530 for exynos-drm on minor 0 [ 2.050968] exynos-bus: new bus device registered: bus_dmc (100000 KHz ~ 400000 KHz) [ 2.053768] usb 1-2: New USB device found, idVendor=0424, idProduct=9730 [ 2.053776] usb 1-2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2.056426] smsc95xx v1.0.5 [ 2.064078] mmc_host mmc1: Bus speed (slot 0) = 50000000Hz (slot req 200000Hz, actual 200000HZ div = 125) [ 2.084445] exynos-bus: new bus device registered: bus_acp (100000 KHz ~ 267000 KHz) [ 2.091742] exynos-bus: new bus device registered: bus_c2c (100000 KHz ~ 400000 KHz) [ 2.093515] mmc0: new high speed SDHC card at address 0007 [ 2.094029] mmcblk0: mmc0:0007 SD16G 14.5 GiB [ 2.095502] mmcblk0: p1 p2 p3 [ 2.113868] exynos-bus: new bus device registered: bus_leftbus (100000 KHz ~ 200000 KHz) [ 2.120680] exynos-bus: new bus device registered: bus_rightbus (100000 KHz ~ 200000 KHz) [ 2.129026] exynos-bus: new bus device registered: bus_display (160000 KHz ~ 200000 KHz) [ 2.137031] exynos-bus: new bus device registered: bus_fsys (100000 KHz ~ 134000 KHz) [ 2.144828] exynos-bus: new bus device registered: bus_peri ( 50000 KHz ~ 100000 KHz) [ 2.149095] smsc95xx 1-2:1.0 eth0: register 'smsc95xx' at usb-12580000.ehci-2, smsc95xx USB 2.0 Ethernet, 5a:46:f5:aa:8d:36 [ 2.154191] mmc_host mmc1: Bus speed (slot 0) = 50000000Hz (slot req 100000Hz, actual 100000HZ div = 250) [ 2.173243] exynos-bus: new bus device registered: bus_mfc (100000 KHz ~ 200000 KHz) [ 2.214263] max98090 1-0010: MAX98090 REVID=0x43 [ 2.217699] max98090 1-0010: use default 2.8v micbias [ 2.225755] asoc-simple-card sound: HiFi <-> 3830000.i2s mapping ok [ 2.229872] input: gpio_keys as /devices/platform/gpio_keys/input/input0 [ 2.266862] max77686-rtc max77686-rtc: setting system clock to 2017-01-27 19:43:23 UTC (1485546203) [ 2.283437] usb 1-3: new high-speed USB device number 3 using exynos-ehci [ 2.473786] usb 1-3: New USB device found, idVendor=0424, idProduct=3503 [ 2.474856] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2.482656] hub 1-3:1.0: USB hub found [ 2.486017] hub 1-3:1.0: 3 ports detected [ 55.037205] random: crng init done
