В Вс, 13/12/2020 в 12:58 -0800, Thomas Hebb пишет:
> When we first enable the DSI encoder, we currently program some per-chip
> configuration that we look up in rk3399_chip_data based on the device
> tree compatible we match. This data configures various parameters of the
> MIPI lanes, including on RK3399 whether DSI1 is slaved to DSI0 in a
> dual-mode configuration. It also selects which LCDC (i.e. VOP) to scan
> out from.
>
> This causes a problem in RK3399 dual-mode configurations, though: panel
> prepare() callbacks run before the encoder gets enabled and expect to be
> able to write commands to the DSI bus, but the bus isn't fully
> functional until the lane and master/slave configuration have been
> programmed. As a result, dual-mode panels (and possibly others too) fail
> to turn on when the rockchipdrm driver is initially loaded.
>
> Because the LCDC mux is the only thing we don't know until enable time
> (and is the only thing that can ever change), we can actually move most
> of the initialization to bind() and get it out of the way early. That's
> what this change does. (Rockchip's 4.4 BSP kernel does it in mode_set(),
> which also avoids the issue, but bind() seems like the more correct
> place to me.)
>
> Tested on a Google Scarlet board (Acer Chromebook Tab 10), which has a
> Kingdisplay KD097D04 dual-mode panel. Prior to this change, the panel's
> backlight would turn on but no image would appear when initially loading
> rockchipdrm. If I kept rockchipdrm loaded and reloaded the panel driver,
> it would come on. With this change, the panel successfully turns on
> during initial rockchipdrm load as expected.
>
> Fixes: 2d4f7bdafd70 ("drm/rockchip: dsi: migrate to use dw-mipi-dsi bridge driver")
> Signed-off-by: Thomas Hebb <tommyhebb@xxxxxxxxx>
> ---
> Resending since I wasn't subscribed to dri-devel
>
> .../gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 36 ++++++++++++++-----
> 1 file changed, 28 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
> index ce044db8c97e..d0c9610ad220 100644
> --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
> +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
> @@ -691,13 +691,8 @@ static const struct dw_mipi_dsi_phy_ops dw_mipi_dsi_rockchip_phy_ops = {
> .get_timing = dw_mipi_dsi_phy_get_timing,
> };
>
>
> -static void dw_mipi_dsi_rockchip_config(struct dw_mipi_dsi_rockchip *dsi,
> - int mux)
> +static void dw_mipi_dsi_rockchip_config(struct dw_mipi_dsi_rockchip *dsi)
> {
> - if (dsi->cdata->lcdsel_grf_reg)
> - regmap_write(dsi->grf_regmap, dsi->cdata->lcdsel_grf_reg,
> - mux ? dsi->cdata->lcdsel_lit : dsi->cdata->lcdsel_big);
> -
> if (dsi->cdata->lanecfg1_grf_reg)
> regmap_write(dsi->grf_regmap, dsi->cdata->lanecfg1_grf_reg,
> dsi->cdata->lanecfg1);
> @@ -711,6 +706,13 @@ static void dw_mipi_dsi_rockchip_config(struct dw_mipi_dsi_rockchip *dsi,
> dsi->cdata->enable);
> }
>
>
> +static void dw_mipi_dsi_rockchip_set_lcdsel(struct dw_mipi_dsi_rockchip *dsi,
> + int mux)
> +{
> + regmap_write(dsi->grf_regmap, dsi->cdata->lcdsel_grf_reg,
> + mux ? dsi->cdata->lcdsel_lit : dsi->cdata->lcdsel_big);
> +}
> +
> static int
> dw_mipi_dsi_encoder_atomic_check(struct drm_encoder *encoder,
> struct drm_crtc_state *crtc_state,
> @@ -766,9 +768,9 @@ static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder)
> return;
> }
>
>
> - dw_mipi_dsi_rockchip_config(dsi, mux);
> + dw_mipi_dsi_rockchip_set_lcdsel(dsi, mux);
> if (dsi->slave)
> - dw_mipi_dsi_rockchip_config(dsi->slave, mux);
> + dw_mipi_dsi_rockchip_set_lcdsel(dsi->slave, mux);
>
>
> clk_disable_unprepare(dsi->grf_clk);
> }
> @@ -922,6 +924,24 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev,
> return ret;
> }
>
>
> + /*
> + * With the GRF clock running, write lane and dual-mode configurations
> + * that won't change immediately. If we waited until enable() to do
> + * this, things like panel preparation would not be able to send
> + * commands over DSI.
> + */
> + ret = clk_prepare_enable(dsi->grf_clk);
> + if (ret) {
> + DRM_DEV_ERROR(dsi->dev, "Failed to enable grf_clk: %d\n", ret);
> + return ret;
> + }
> +
> + dw_mipi_dsi_rockchip_config(dsi);
> + if (dsi->slave)
> + dw_mipi_dsi_rockchip_config(dsi->slave);
> +
> + clk_disable_unprepare(dsi->grf_clk);
> +
> ret = rockchip_dsi_drm_create_encoder(dsi, drm_dev);
> if (ret) {
> DRM_DEV_ERROR(dev, "Failed to create drm encoder\n");
Have tested this patch on a Pine64 RockPro64 v2.1 with Linux v5.4.44
All works good when DRM_PANEL_KINGDISPLAY_KD097D04=m
Something bad happens when DRM_PANEL_KINGDISPLAY_KD097D04=y - the panel
driver starts again to fail to write prepare() commands to DSI:
[ 28.709049] 005: dw-mipi-dsi-rockchip ff960000.mipi: failed to write
command FIFO
[ 28.709056] 005: panel-kingdisplay-kd097d04 ff960000.mipi.0:
[drm:kingdisplay_panel_prepare] *ERROR* failed write init cmds: -110
[ 0.000000] 000: Booting Linux on physical CPU 0x0000000000 [0x410fd034]
[ 0.000000] 000: Linux version 5.4.44-rt26 (aleksandr@assa) (gcc version 7.5.0 (GCC)) #2 SMP PREEMPT Wed Jan 20 10:35:20 MST 2021
[ 0.000000] 000: Machine model: Rockchip RK3399 Board Box (DS100)
[ 0.000000] 000: earlycon: uart8250 at MMIO32 0x00000000ff1a0000 (options '')
[ 0.000000] 000: printk: bootconsole [uart8250] enabled
[ 0.000000] 000: efi: Getting EFI parameters from FDT:
[ 0.000000] 000: efi: UEFI not found.
[ 0.000000] 000: cma: Reserved 32 MiB at 0x000000007e000000
[ 0.000000] 000: NUMA: No NUMA configuration found
[ 0.000000] 000: NUMA: Faking a node at [mem 0x0000000000200000-0x000000007fffffff]
[ 0.000000] 000: NUMA: NODE_DATA [mem 0x7dba3800-0x7dba4fff]
[ 0.000000] 000: Zone ranges:
[ 0.000000] 000: DMA32 [mem 0x0000000000200000-0x000000007fffffff]
[ 0.000000] 000: Normal empty
[ 0.000000] 000: Movable zone start for each node
[ 0.000000] 000: Early memory node ranges
[ 0.000000] 000: node 0: [mem 0x0000000000200000-0x000000007fffffff]
[ 0.000000] 000: Initmem setup node 0 [mem 0x0000000000200000-0x000000007fffffff]
[ 0.000000] 000: On node 0 totalpages: 523776
[ 0.000000] 000: DMA32 zone: 8184 pages used for memmap
[ 0.000000] 000: DMA32 zone: 0 pages reserved
[ 0.000000] 000: DMA32 zone: 523776 pages, LIFO batch:63
[ 0.000000] 000: psci: probing for conduit method from DT.
[ 0.000000] 000: psci: PSCIv1.0 detected in firmware.
[ 0.000000] 000: psci: Using standard PSCI v0.2 function IDs
[ 0.000000] 000: psci: Trusted OS migration not required
[ 0.000000] 000: psci: SMC Calling Convention v1.0
[ 0.000000] 000: percpu: Embedded 18 pages/cpu s33432 r8192 d32104 u73728
[ 0.000000] 000: pcpu-alloc: s33432 r8192 d32104 u73728 alloc=18*4096
[ 0.000000] 000: pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [0] 4 [0] 5
[ 0.000000] 000: Detected VIPT I-cache on CPU0
[ 0.000000] 000: CPU features: detected: ARM erratum 845719
[ 0.000000] 000: CPU features: detected: GIC system register CPU interface
[ 0.000000] 000: Built 1 zonelists, mobility grouping on. Total pages: 515592
[ 0.000000] 000: Policy zone: DMA32
[ 0.000000] 000: Kernel command line: earlycon=uart8250,mmio32,0xff1a0000 console=ttyS2,115200n8
[ 0.000000] 000: Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
[ 0.000000] 000: Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, linear)
[ 0.000000] 000: mem auto-init: stack:off, heap alloc:off, heap free:off
[ 0.000000] 000: Memory: 2001772K/2095104K available (10812K kernel code, 862K rwdata, 4484K rodata, 3136K init, 439K bss, 60564K reserved, 32768K cma-reserved)
[ 0.000000] 000: SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=6, Nodes=1
[ 0.000000] 000: rcu: Preemptible hierarchical RCU implementation.
[ 0.000000] 000: rcu: RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=6.
[ 0.000000] 000: Tasks RCU enabled.
[ 0.000000] 000: rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[ 0.000000] 000: rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=6
[ 0.000000] 000: NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[ 0.000000] 000: GICv3: GIC: Using split EOI/Deactivate mode
[ 0.000000] 000: GICv3: 256 SPIs implemented
[ 0.000000] 000: GICv3: 0 Extended SPIs implemented
[ 0.000000] 000: GICv3: Distributor has no Range Selector support
[ 0.000000] 000: GICv3: 16 PPIs implemented
[ 0.000000] 000: GICv3: no VLPI support, no direct LPI support
[ 0.000000] 000: GICv3: CPU0: found redistributor 0 region 0:0x00000000fef00000
[ 0.000000] 000: ITS [mem 0xfee20000-0xfee3ffff]
[ 0.000000] 000: ITS@0x00000000fee20000: allocated 65536 Devices @7b080000 (flat, esz 8, psz 64K, shr 0)
[ 0.000000] 000: ITS: using cache flushing for cmd queue
[ 0.000000] 000: GICv3: using LPI property table @0x000000007b040000
[ 0.000000] 000: GIC: using cache flushing for LPI property table
[ 0.000000] 000: GICv3: CPU0: using allocated LPI pending table @0x000000007b050000
[ 0.000000] 000: GICv3: GIC: PPI partition interrupt-partition-0[0] { /cpus/cpu@0[0] /cpus/cpu@1[1] /cpus/cpu@2[2] /cpus/cpu@3[3] }
[ 0.000000] 000: GICv3: GIC: PPI partition interrupt-partition-1[1] { /cpus/cpu@100[4] /cpus/cpu@101[5] }
[ 0.000000] 000: random: get_random_bytes called from start_kernel+0x2b8/0x458 with crng_init=0
[ 0.000000] 000: arch_timer: cp15 timer(s) running at 24.00MHz (phys).
[ 0.000000] 000: clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns
[ 0.000001] 000: sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns
[ 0.011136] 000: Console: colour dummy device 80x25
[ 0.025947] 000: Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=96000)
[ 0.030582] 000: pid_max: default: 32768 minimum: 301
[ 0.036336] 000: LSM: Security Framework initializing
[ 0.042028] 000: Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, linear)
[ 0.050679] 000: Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, linear)
[ 0.083976] 000: ASID allocator initialised with 32768 entries
[ 0.098475] 000: rcu: Hierarchical SRCU implementation.
[ 0.112449] 000: Platform MSI: interrupt-controller@fee20000 domain created
[ 0.120642] 000: PCI/MSI: /interrupt-controller@fee00000/interrupt-controller@fee20000 domain created
[ 0.133296] 000: EFI services will not be available.
[ 0.146837] 000: smp: Bringing up secondary CPUs ...
[ 0.184753] 001: Detected VIPT I-cache on CPU1
[ 0.189702] 001: GICv3: CPU1: found redistributor 1 region 0:0x00000000fef20000
[ 0.197753] 001: GICv3: CPU1: using allocated LPI pending table @0x000000007b060000
[ 0.206228] 001: CPU1: Booted secondary processor 0x0000000001 [0x410fd034]
[ 0.244985] 002: Detected VIPT I-cache on CPU2
[ 0.249933] 002: GICv3: CPU2: found redistributor 2 region 0:0x00000000fef40000
[ 0.257986] 002: GICv3: CPU2: using allocated LPI pending table @0x000000007b070000
[ 0.266460] 002: CPU2: Booted secondary processor 0x0000000002 [0x410fd034]
[ 0.305228] 003: Detected VIPT I-cache on CPU3
[ 0.310176] 003: GICv3: CPU3: found redistributor 3 region 0:0x00000000fef60000
[ 0.318229] 003: GICv3: CPU3: using allocated LPI pending table @0x000000007b100000
[ 0.326695] 003: CPU3: Booted secondary processor 0x0000000003 [0x410fd034]
[ 0.374392] 004: CPU features: detected: EL2 vector hardening
[ 0.382401] 004: ARM_SMCCC_ARCH_WORKAROUND_1 missing from firmware
[ 0.390591] 004: Detected PIPT I-cache on CPU4
[ 0.397370] 004: GICv3: CPU4: found redistributor 100 region 0:0x00000000fef80000
[ 0.407397] 004: GICv3: CPU4: using allocated LPI pending table @0x000000007b110000
[ 0.418296] 004: CPU4: Booted secondary processor 0x0000000100 [0x410fd082]
[ 0.472558] 005: Detected PIPT I-cache on CPU5
[ 0.479686] 005: GICv3: CPU5: found redistributor 101 region 0:0x00000000fefa0000
[ 0.489755] 005: GICv3: CPU5: using allocated LPI pending table @0x000000007b120000
[ 0.500672] 005: CPU5: Booted secondary processor 0x0000000101 [0x410fd082]
[ 0.516400] 000: smp: Brought up 1 node, 6 CPUs
[ 0.521553] 000: SMP: Total of 6 processors activated.
[ 0.527237] 000: CPU features: detected: 32-bit EL0 Support
[ 0.533493] 000: CPU features: detected: CRC32 instructions
[ 0.671527] 000: CPU: All CPU(s) started at EL2
[ 0.677241] 000: alternatives: patching kernel code
[ 0.688000] 000: devtmpfs: initialized
[ 0.719241] 000: clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.730844] 000: futex hash table entries: 2048 (order: 5, 131072 bytes, linear)
[ 0.773838] 005: pinctrl core: initialized pinctrl subsystem
[ 0.818031] 005: DMI not present or invalid.
[ 0.839405] 005: NET: Registered protocol family 16
[ 0.951967] 005: DMA: preallocated 256 KiB pool for atomic allocations
[ 0.961316] 005: audit: initializing netlink subsys (disabled)
[ 0.973044] 002: audit: type=2000 audit(0.884:1): state=initialized audit_enabled=0 res=1
[ 1.035456] 004: cpuidle: using governor menu
[ 1.051836] 004: hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[ 1.111889] 004: Serial: AMBA PL011 UART driver
[ 2.793928] 004: HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[ 2.803858] 004: HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages
[ 2.813593] 004: HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[ 2.823251] 004: HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages
[ 3.017311] 004: cryptd: max_cpu_qlen set to 1000
[ 3.294570] 005: ACPI: Interpreter disabled.
[ 3.348254] 005: vcc3v3_sys: supplied by vcc5v0_sys
[ 3.376026] 005: vcc3v3_pcie: supplied by vcc3v3_sys
[ 3.402709] 005: vcc5v0_host: supplied by vcc5v0_sys
[ 3.436743] 005: iommu: Default domain type: Translated
[ 3.539413] 005: vgaarb: loaded
[ 3.560962] 005: usbcore: registered new interface driver usbfs
[ 3.571562] 005: usbcore: registered new interface driver hub
[ 3.584117] 005: usbcore: registered new device driver usb
[ 3.615416] 005: mc: Linux media interface: v0.10
[ 3.623470] 005: videodev: Linux video capture interface: v2.00
[ 3.633684] 005: pps_core: LinuxPPS API ver. 1 registered
[ 3.641178] 005: pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@xxxxxxxx>
[ 3.654756] 005: PTP clock support registered
[ 3.668630] 005: EDAC MC: Ver: 3.0.0
[ 3.702112] 004: FPGA manager framework
[ 3.718960] 004: Advanced Linux Sound Architecture Driver Initialized.
[ 3.761752] 004: clocksource: Switched to clocksource arch_sys_counter
[ 3.779955] 004: VFS: Disk quotas dquot_6.6.0
[ 3.789112] 004: VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 3.811824] 004: pnp: PnP ACPI: disabled
[ 4.171611] 005: thermal_sys: Registered thermal governor 'step_wise'
[ 4.181373] 005: thermal_sys: Registered thermal governor 'power_allocator'
[ 4.208629] 005: NET: Registered protocol family 2
[ 4.238348] 005: tcp_listen_portaddr_hash hash table entries: 1024 (order: 2, 16384 bytes, linear)
[ 4.252912] 005: TCP established hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 4.275097] 005: TCP bind hash table entries: 16384 (order: 6, 262144 bytes, linear)
[ 4.304270] 005: TCP: Hash tables configured (established 16384 bind 16384)
[ 4.319066] 005: UDP hash table entries: 1024 (order: 3, 32768 bytes, linear)
[ 4.333014] 005: UDP-Lite hash table entries: 1024 (order: 3, 32768 bytes, linear)
[ 4.354721] 005: NET: Registered protocol family 1
[ 4.362782] 005: PCI: CLS 0 bytes, default 64
[ 4.518456] 004: hw perfevents: enabled with armv8_cortex_a53 PMU driver, 7 counters available
[ 4.546647] 004: hw perfevents: enabled with armv8_cortex_a72 PMU driver, 7 counters available
[ 5.156308] 004: Initialise system trusted keyrings
[ 5.167736] 004: workingset: timestamp_bits=44 max_order=19 bucket_order=0
[ 5.591524] 004: squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 5.615061] 005: fuse: init (API version 7.31)
[ 7.019269] 005: Key type asymmetric registered
[ 7.026274] 005: Asymmetric key parser 'x509' registered
[ 7.035157] 005: Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
[ 7.045964] 005: io scheduler mq-deadline registered
[ 7.052894] 005: io scheduler kyber registered
[ 7.294300] 005: rockchip-pcie f8000000.pcie: no vpcie12v regulator found
[ 7.308159] 005: rockchip-pcie f8000000.pcie: no vpcie1v8 regulator found
[ 7.318552] 005: rockchip-pcie f8000000.pcie: no vpcie0v9 regulator found
[ 7.336360] 005: rockchip-pcie f8000000.pcie: host bridge /pcie@f8000000 ranges:
[ 7.347642] 005: rockchip-pcie f8000000.pcie: MEM 0xfa000000..0xfbdfffff -> 0xfa000000
[ 7.359264] 005: rockchip-pcie f8000000.pcie: IO 0xfbe00000..0xfbefffff -> 0xfbe00000
[ 7.382128] 005: rockchip-pcie f8000000.pcie: PCI host bridge to bus 0000:00
[ 7.392035] 005: pci_bus 0000:00: root bus resource [bus 00-1f]
[ 7.400626] 005: pci_bus 0000:00: root bus resource [mem 0xfa000000-0xfbdfffff]
[ 7.410860] 005: pci_bus 0000:00: root bus resource [io 0x0000-0xfffff] (bus address [0xfbe00000-0xfbefffff])
[ 7.426091] 005: pci 0000:00:00.0: [1d87:0100] type 01 class 0x060400
[ 7.438773] 005: pci 0000:00:00.0: supports D1
[ 7.445743] 005: pci 0000:00:00.0: PME# supported from D0 D1 D3hot
[ 7.669889] 005: pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[ 7.688106] 005: pci 0000:01:00.0: [8086:1532] type 00 class 0x020000
[ 7.699835] 005: pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x0001ffff]
[ 7.710363] 005: pci 0000:01:00.0: reg 0x18: initial BAR value 0x00000000 invalid
[ 7.720725] 005: pci 0000:01:00.0: reg 0x18: [io size 0x0020]
[ 7.729253] 005: pci 0000:01:00.0: reg 0x1c: [mem 0x00000000-0x00003fff]
[ 7.739724] 005: pci 0000:01:00.0: Max Payload Size set to 256 (was 128, max 512)
[ 7.754177] 005: pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
[ 7.978346] 005: pci_bus 0000:01: busn_res: [bus 01-1f] end is updated to 01
[ 7.988888] 005: pci 0000:00:00.0: BAR 14: assigned [mem 0xfa000000-0xfa0fffff]
[ 7.999379] 005: pci 0000:01:00.0: BAR 0: assigned [mem 0xfa000000-0xfa01ffff]
[ 8.010689] 005: pci 0000:01:00.0: BAR 3: assigned [mem 0xfa020000-0xfa023fff]
[ 8.020969] 005: pci 0000:01:00.0: BAR 2: no space for [io size 0x0020]
[ 8.030341] 005: pci 0000:01:00.0: BAR 2: failed to assign [io size 0x0020]
[ 8.040206] 005: pci 0000:00:00.0: PCI bridge to [bus 01]
[ 8.047960] 005: pci 0000:00:00.0: bridge window [mem 0xfa000000-0xfa0fffff]
[ 8.064555] 005: pcieport 0000:00:00.0: enabling device (0000 -> 0002)
[ 8.086615] 005: pcieport 0000:00:00.0: PME: Signaling with IRQ 211
[ 8.106729] 005: pcieport 0000:00:00.0: AER: enabled with IRQ 211
[ 8.184689] 005: pwm-backlight backlight: backlight supply power not found, using dummy regulator
[ 8.208108] 005: IPMI message handler: version 39.2
[ 8.219540] 005: ipmi device interface
[ 8.227042] 005: ipmi_si: IPMI System Interface driver
[ 8.251421] 005: ipmi_si: Unable to find any System Interface(s)
[ 8.366254] 004: dma-pl330 ff6d0000.dma-controller: Loaded driver for PL330 DMAC-241330
[ 8.378623] 004: dma-pl330 ff6d0000.dma-controller: DBUFF-32x8bytes Num_Chans-6 Num_Peri-12 Num_Events-12
[ 8.470622] 004: dma-pl330 ff6e0000.dma-controller: Loaded driver for PL330 DMAC-241330
[ 8.481836] 004: dma-pl330 ff6e0000.dma-controller: DBUFF-128x8bytes Num_Chans-8 Num_Peri-20 Num_Events-16
[ 8.726189] 005: Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 8.827809] 005: printk: console [ttyS2] disabled
[ 8.836992] 005: ff1a0000.serial: ttyS2 at MMIO 0xff1a0000 (irq = 30, base_baud = 1500000) is a 16550A
[ 8.858371] 004: printk: console [ttyS2] enabled
[ 8.866584] 004: printk: bootconsole [uart8250] disabled
[ 8.973266] 004: rockchip-vop ff8f0000.vop: Adding to iommu group 1
[ 8.995776] 004: rockchip-vop ff900000.vop: Adding to iommu group 2
[ 9.088586] 005: panel-kingdisplay-kd097d04 ff960000.mipi.0: ff960000.mipi.0 supply power not found, using dummy regulator
[ 9.136452] 005: rockchip-drm display-subsystem: bound ff8f0000.vop (ops vop_component_ops)
[ 9.171314] 004: rockchip-drm display-subsystem: bound ff900000.vop (ops vop_component_ops)
[ 9.184352] 004: rockchip-drm display-subsystem: bound ff960000.mipi (ops dw_mipi_dsi_rockchip_ops)
[ 9.184965] 004: [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 9.185123] 004: [drm] No driver support for vblank timestamp query.
[ 10.434775] 005: dw-mipi-dsi-rockchip ff960000.mipi: [drm:dw_mipi_dsi_get_lane_mbps] *ERROR* DPHY clock frequency is out of range
[ 13.942094] 004: rockchip-drm display-subsystem: fb0: rockchipdrmfb frame buffer device
[ 13.962430] 004: [drm] Initialized rockchip 1.0.0 20140818 for display-subsystem on minor 0
[ 13.994803] 004: panfrost ff9a0000.gpu: clock rate = 500000000
[ 13.996570] 004: panfrost ff9a0000.gpu: failed to get regulator: -517
[ 13.996891] 004: panfrost ff9a0000.gpu: regulator init failed -517
[ 14.014980] 000: cacheinfo: Unable to detect cache hierarchy for CPU 0
[ 12.349141] 005: Console: switching to colour frame buffer device 192x128
[ 14.482693] 005: loop: module loaded
[ 15.529774] 000: random: fast init done
[ 15.546393] 005: libphy: Fixed MDIO Bus: probed
[ 15.547780] 005: tun: Universal TUN/TAP device driver, 1.6
[ 15.555240] 005: e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
[ 15.555452] 005: e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[ 15.558712] 005: igb: Intel(R) Gigabit Ethernet Network Driver - version 5.6.0-k
[ 15.558919] 005: igb: Copyright (c) 2007-2014 Intel Corporation.
[ 15.563329] 005: igb 0000:01:00.0: enabling device (0000 -> 0002)
[ 15.687607] 004: pps pps0: new PPS source ptp0
[ 15.697069] 004: igb 0000:01:00.0: added PHC on eth0
[ 15.698223] 004: igb 0000:01:00.0: Intel(R) Gigabit Ethernet Network Connection
[ 15.698521] 004: igb 0000:01:00.0: eth0: (PCIe:2.5Gb/s:Width x1) 40:ef:ef:97:37:7b
[ 15.698928] 004: igb 0000:01:00.0: eth0: PBA No: FFFFFF-0FF
[ 15.699187] 004: igb 0000:01:00.0: Using MSI-X interrupts. 2 rx queue(s), 2 tx queue(s)
[ 15.702961] 004: igbvf: Intel(R) Gigabit Virtual Function Network Driver - version 2.4.0-k
[ 15.703156] 004: igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
[ 15.711432] 004: VFIO - User Level meta-driver version: 0.3
[ 15.781117] 004: ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 15.783212] 004: ehci-pci: EHCI PCI platform driver
[ 15.786140] 004: ehci-platform: EHCI generic platform driver
[ 15.795033] 004: ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 15.795764] 004: ohci-pci: OHCI PCI platform driver
[ 15.798230] 004: ohci-platform: OHCI generic platform driver
[ 15.963899] 004: i2c /dev entries driver
[ 16.008859] 005: [hycon] hy46xx_ts_probe,1296 -->
[ 16.011643] 005: * int_gpio: int (null)
[ 16.013204] 005: * reset_gpio: reset (null)
[ 16.015717] 005: * pwen_gpio: pwen (null)
[ 16.016155] 005: irq = 0
[ 16.030254] 005: input: hy46xx_ts as /devices/virtual/input/input0
[ 18.152135] 005: [HYS] Firmware version = 0xff
[ 18.202057] 005: fan53555-regulator 0-0040: FAN53555 Option[8] Rev[1] Detected!
[ 18.203502] 005: fan53555-reg: supplied by vcc5v0_sys
[ 18.244521] 005: fan53555-regulator 0-0041: FAN53555 Option[8] Rev[1] Detected!
[ 18.246323] 005: fan53555-reg: supplied by vcc5v0_sys
[ 18.294210] 004: rk808 0-001b: chip id: 0x0
[ 18.416252] 004: rk808-regulator rk808-regulator: there is no dvs0 gpio
[ 18.418498] 004: rk808-regulator rk808-regulator: there is no dvs1 gpio
[ 18.421121] 004: DCDC_REG1: supplied by vcc5v0_sys
[ 18.442733] 004: DCDC_REG2: supplied by vcc5v0_sys
[ 18.458911] 004: DCDC_REG3: supplied by vcc5v0_sys
[ 18.472235] 004: DCDC_REG4: supplied by vcc5v0_sys
[ 18.488481] 004: LDO_REG1: supplied by vcc5v0_sys
[ 18.508649] 004: LDO_REG2: supplied by vcc5v0_sys
[ 18.514291] 004: vcca3v0_codec: Bringing 1800000uV into 3300000-3300000uV
[ 18.531953] 004: LDO_REG3: supplied by vcc5v0_sys
[ 18.552160] 004: LDO_REG4: supplied by vcc5v0_sys
[ 18.572939] 005: LDO_REG5: supplied by vcc5v0_sys
[ 18.576622] 005: vcc3v3_lan: Bringing 3000000uV into 3300000-3300000uV
[ 18.597059] 005: LDO_REG6: supplied by vcc5v0_sys
[ 18.618754] 005: LDO_REG7: supplied by vcc5v0_sys
[ 18.622312] 005: vcca1v8_codec: Bringing 900000uV into 1800000-1800000uV
[ 18.640582] 005: LDO_REG8: supplied by vcc5v0_sys
[ 18.663014] 005: SWITCH_REG1: supplied by vcc3v3_sys
[ 18.676265] 005: SWITCH_REG2: supplied by vcc3v3_sys
[ 18.744569] 005: rk808-rtc rk808-rtc: registered as rtc0
[ 18.774733] 005: usbcore: registered new interface driver uvcvideo
[ 18.774984] 005: USB Video Class driver (1.1.1)
[ 18.906821] 004: device-mapper: ioctl: 4.41.0-ioctl (2019-09-16) initialised: dm-devel@xxxxxxxxxx
[ 18.983094] 005: cpufreq: cpufreq_online: CPU0: Running at unlisted freq: 400000 KHz
[ 18.989991] 005: cpufreq: cpufreq_online: CPU0: Unlisted initial frequency changed to: 408000 KHz
[ 19.071025] 004: cpufreq: cpufreq_online: CPU4: Running at unlisted freq: 12000 KHz
[ 19.087111] 004: cpufreq: cpufreq_online: CPU4: Unlisted initial frequency changed to: 408000 KHz
[ 19.089063] 004: sdhci: Secure Digital Host Controller Interface driver
[ 19.089065] 004: sdhci: Copyright(c) Pierre Ossman
[ 19.089139] 004: Synopsys Designware Multimedia Card Interface Driver
[ 19.089631] 004: dwmmc_rockchip fe320000.dwmmc: IDMAC supports 32-bit address mode.
[ 19.089643] 004: dwmmc_rockchip fe320000.dwmmc: Using internal DMA controller.
[ 19.089651] 004: dwmmc_rockchip fe320000.dwmmc: Version ID is 270a
[ 19.089676] 004: dwmmc_rockchip fe320000.dwmmc: DW MMC controller at irq 27,32 bit host data width,256 deep fifo
[ 19.101351] 004: mmc_host mmc0: Bus speed (slot 0) = 400000Hz (slot req 400000Hz, actual 400000HZ div = 0)
[ 19.114200] 004: sdhci-pltfm: SDHCI platform and OF driver helper
[ 19.114772] 004: mmc1: CQHCI version 5.10
[ 19.140620] 004: mmc1: SDHCI controller on fe330000.sdhci [fe330000.sdhci] using ADMA
[ 19.141797] 004: ledtrig-cpu: registered to indicate activity on CPUs
[ 19.142215] 004: usbcore: registered new interface driver usbhid
[ 19.142217] 004: usbhid: USB HID core driver
[ 19.144770] 004: NET: Registered protocol family 10
[ 19.145168] 004: Segment Routing with IPv6
[ 19.145339] 004: sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[ 19.145602] 004: NET: Registered protocol family 17
[ 19.145621] 004: bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[ 19.145622] 004: 8021q: 802.1Q VLAN Support v1.8
[ 19.145664] 004: Key type dns_resolver registered
[ 19.146618] 004: registered taskstats version 1
[ 19.146622] 004: Loading compiled-in X.509 certificates
[ 19.161867] 004: panfrost ff9a0000.gpu: clock rate = 500000000
[ 19.174338] 004: panfrost ff9a0000.gpu: mali-t860 id 0x860 major 0x2 minor 0x0 status 0x0
[ 19.174345] 004: panfrost ff9a0000.gpu: features: 00000000,100e77bf, issues: 00000000,24040400
[ 19.174349] 004: panfrost ff9a0000.gpu: Features: L2:0x07120206 Shader:0x00000000 Tiler:0x00000809 Mem:0x1 MMU:0x00002830 AS:0xff JS:0x7
[ 19.174352] 004: panfrost ff9a0000.gpu: shader_present=0xf l2_present=0x1
[ 19.218951] 004: [drm] Initialized panfrost 1.1.0 20180908 for ff9a0000.gpu on minor 1
[ 19.225322] 005: rk808-rtc rk808-rtc: setting system clock to 2013-01-18T08:50:27 UTC (1358499027)
[ 19.226040] 005: ALSA device list:
[ 19.226044] 005: No soundcards found.
[ 19.226069] 005: Warning: unable to open an initial console.
[ 19.227570] 005: Freeing unused kernel memory: 3136K
[ 19.245382] 005: Run /init as init process
[ 19.249731] 005: ttyS2 - failed to request DMA
[ 19.325673] 004: mmc1: Command Queue Engine enabled
[ 19.325685] 004: mmc1: new HS200 MMC card at address 0001
[ 19.326242] 004: mmcblk1: mmc1:0001 8GTF4R 7.28 GiB
[ 19.326306] 004: mmcblk1boot0: mmc1:0001 8GTF4R partition 1 4.00 MiB
[ 19.326370] 004: mmcblk1boot1: mmc1:0001 8GTF4R partition 2 4.00 MiB
[ 19.326613] 004: mmcblk1rpmb: mmc1:0001 8GTF4R partition 3 512 KiB, chardev (240:0)
[ 19.334936] 004: GPT:Primary header thinks Alt. header is not at the end of the disk.
[ 19.334941] 004: GPT:4194303 != 15269887
[ 19.334945] 004: GPT:Alternate GPT header not at the end of the disk.
[ 19.334946] 004: GPT:4194303 != 15269887
[ 19.334947] 004: GPT: Use GNU Parted to correct GPT errors.
[ 19.334966] 004: mmcblk1: p2 p3 p4 p5 p6
[ 23.286170] 004: EXT4-fs (mmcblk1p2): VFS: Can't find ext4 filesystem
[ 23.286714] 005: EXT4-fs (mmcblk1p3): VFS: Can't find ext4 filesystem
[ 23.302628] 005: EXT4-fs (mmcblk1p4): VFS: Can't find ext4 filesystem
[ 23.320884] 005: EXT4-fs (mmcblk1p5): recovery complete
[ 23.321375] 005: EXT4-fs (mmcblk1p5): mounted filesystem with ordered data mode. Opts: (null)
[ 23.360368] 004: overlayfs: upper fs does not support xattr, falling back to index=off and metacopy=off.
[ 23.795396] 005: random: udevd: uninitialized urandom read (16 bytes read)
[ 23.795480] 005: random: udevd: uninitialized urandom read (16 bytes read)
[ 23.795497] 005: random: udevd: uninitialized urandom read (16 bytes read)
[ 23.817228] 005: udevd[342]: specified group 'input' unknown
[ 23.817525] 005: udevd[342]: specified group 'kvm' unknown
[ 23.829474] 002: udevd[343]: starting eudev-3.2.7
[ 25.258788] 004: qsys_proc: loading out-of-tree module taints kernel.
[ 25.648990] 005: EXT4-fs (loop1): mounted filesystem with ordered data mode. Opts: (null)
[ 25.649008] 005: ext4 filesystem being mounted at /var/rwfs2 supports timestamps until 2038 (0x7fffffff)
[ 26.048383] 004: 8021q: adding VLAN 0 to HW filter on device eth0
[ 28.709049] 005: dw-mipi-dsi-rockchip ff960000.mipi: failed to write command FIFO
[ 28.709056] 005: panel-kingdisplay-kd097d04 ff960000.mipi.0: [drm:kingdisplay_panel_prepare] *ERROR* failed write init cmds: -110
[ 29.001848] 004: igb 0000:01:00.0 eth0: igb: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX/TX
[ 29.217639] 004: IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 30.744632] 005: urandom_read: 3 callbacks suppressed
[ 30.744642] 005: random: tsc8_splash: uninitialized urandom read (8 bytes read)
[ 32.971563] 005: random: dbus-daemon: uninitialized urandom read (12 bytes read)
[ 32.972454] 005: random: dbus-daemon: uninitialized urandom read (8 bytes read)
[ 32.972798] 005: random: dbus-daemon: uninitialized urandom read (12 bytes read)
[ 34.741288] 004: random: crng init done
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