Hi Sir,
We use our own carrier board. It runs well on Ubuntu 18.04.
L4T: 32.3.1
When we verify SD card function, it can’t work.
(
We use this topic to solve our problem…
https://devtalk.nvidia.com/default/topic/1062120/jetson-nano/microsd-card-not-detected-on-jetson-nano-production-module/
}
Get mmc1 DATA CRC ERROR
[ 30.175670] mmc1: host does not support reading read-only switch, assuming write-enable
[ 30.360829] mmc1: Data CRC error
[ 30.364057] sdhci: =========== REGISTER DUMP (mmc1)===========
[ 30.369882] sdhci: Sys addr: 0x00000008 | Version: 0x00000303
[ 30.375707] sdhci: Blk size: 0x00007200 | Blk cnt: 0x00000007
[ 30.381531] sdhci: Argument: 0x00000000 | Trn mode: 0x0000003b
[ 30.387355] sdhci: Present: 0x01fb0008 | Host ctl: 0x00000017
[ 30.393179] sdhci: Power: 0x00000001 | Blk gap: 0x00000000
[ 30.399002] sdhci: Wake-up: 0x00000000 | Clock: 0x00000007
[ 30.404826] sdhci: Timeout: 0x0000000e | Int stat: 0x00001000
[ 30.410651] sdhci: Int enab: 0x02ff100b | Sig enab: 0x02fc100b
[ 30.416478] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000
[ 30.422307] sdhci: Caps: 0x376cd08c | Caps_1: 0x10006f77
[ 30.428135] sdhci: Cmd: 0x0000123a | Max curr: 0x00000000
[ 30.433963] sdhci: Host ctl2: 0x0000308b
[ 30.437891] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000ffefe410
[ 30.444474] sdhci: ===========================================
[ 44.150989] mmc0: Timeout waiting for hardware interrupt.
[ 44.156451] sdhci: =========== REGISTER DUMP (mmc0)===========
[ 44.162322] sdhci: Sys addr: 0x20000010 | Version: 0x00000303
[ 44.168188] sdhci: Blk size: 0x00007200 | Blk cnt: 0x00000000
[ 44.174051] sdhci: Argument: 0x01816bfa | Trn mode: 0x0000002b
[ 44.179914] sdhci: Present: 0x01fb00f0 | Host ctl: 0x00000035
[ 44.185780] sdhci: Power: 0x00000001 | Blk gap: 0x00000000
[ 44.191643] sdhci: Wake-up: 0x00000000 | Clock: 0x00000007
[ 44.197507] sdhci: Timeout: 0x0000000e | Int stat: 0x00000003
[ 44.203373] sdhci: Int enab: 0x02ff100b | Sig enab: 0x02fc100b
[ 44.209240] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000
[ 44.215101] sdhci: Caps: 0x376cd08c | Caps_1: 0x10006f77
[ 44.220961] sdhci: Cmd: 0x0000193a | Max curr: 0x00000000
[ 44.226822] sdhci: Host ctl2: 0x0000300d
[ 44.230783] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000ffefe410
[ 44.237389] sdhci: ===========================================
[ 51.370968] INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 51.376738] 0-...: (1 GPs behind) idle=73b/140000000000002/0 softirq=12819/12820 fqs=2476
[ 51.385119] (detected by 1, t=5252 jiffies, g=1061, c=1060, q=437)
[ 56.438975] mmc0: Timeout waiting for hardware interrupt.
[ 56.444438] sdhci: =========== REGISTER DUMP (mmc0)===========
[ 56.450315] sdhci: Sys addr: 0x20000010 | Version: 0x00000303
[ 56.456181] sdhci: Blk size: 0x00007200 | Blk cnt: 0x00000000
[ 56.462045] sdhci: Argument: 0x00000000 | Trn mode: 0x00000023
[ 56.467909] sdhci: Present: 0x01fb00f0 | Host ctl: 0x00000035
[ 56.473775] sdhci: Power: 0x00000001 | Blk gap: 0x00000000
[ 56.479636] sdhci: Wake-up: 0x00000000 | Clock: 0x00000007
[ 56.485497] sdhci: Timeout: 0x0000000e | Int stat: 0x00018003
[ 56.491360] sdhci: Int enab: 0x02ff100b | Sig enab: 0x02fc100b
[ 56.497222] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000
[ 56.503086] sdhci: Caps: 0x376cd08c | Caps_1: 0x10006f77
[ 56.508947] sdhci: Cmd: 0x00000c1b | Max curr: 0x00000000
[ 56.514804] sdhci: Host ctl2: 0x0000300d
[ 56.518766] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000ffefe410
[ 56.525379] sdhci: ===========================================
[ 60.330972] Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 0
[ 60.338263] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.9.140 #1
[ 60.344307] Hardware name: NVIDIA Jetson Nano Developer Kit (DT)
[ 60.350340] Call trace:
[ 60.352842] [<ffffff800808bdb8>] dump_backtrace+0x0/0x198
[ 60.358288] [<ffffff800808c37c>] show_stack+0x24/0x30
[ 60.363379] [<ffffff800845d820>] dump_stack+0x98/0xc0
[ 60.368475] [<ffffff80081c2198>] panic+0x11c/0x298
[ 60.373315] [<ffffff8008183114>] watchdog_check_hardlockup_other_cpu+0x11c/0x120
[ 60.380747] [<ffffff8008182288>] watchdog_timer_fn+0x98/0x2c0
[ 60.386529] [<ffffff800813a738>] __hrtimer_run_queues+0xd8/0x360
[ 60.392570] [<ffffff800813b088>] hrtimer_interrupt+0xa8/0x1e0
[ 60.398362] [<ffffff8008bf5000>] tegra210_timer_isr+0x38/0x48
[ 60.404146] [<ffffff8008123260>] __handle_irq_event_percpu+0x68/0x288
[ 60.410622] [<ffffff80081234a8>] handle_irq_event_percpu+0x28/0x60
[ 60.416835] [<ffffff8008123530>] handle_irq_event+0x50/0x80
[ 60.422445] [<ffffff80081272f8>] handle_fasteoi_irq+0xc8/0x1b8
[ 60.428313] [<ffffff800812224c>] generic_handle_irq+0x34/0x50
[ 60.434091] [<ffffff8008122930>] __handle_domain_irq+0x68/0xc0
[ 60.439958] [<ffffff8008080d44>] gic_handle_irq+0x5c/0xb0
[ 60.445390] [<ffffff8008082be8>] el1_irq+0xe8/0x18c
[ 60.450314] [<ffffff8008b9b330>] cpuidle_enter_state+0xb8/0x380
[ 60.456267] [<ffffff8008b9b66c>] cpuidle_enter+0x34/0x48
[ 60.461612] [<ffffff8008112a1c>] call_cpuidle+0x44/0x70
[ 60.466873] [<ffffff8008112d98>] cpu_startup_entry+0x1b0/0x200
[ 60.472742] [<ffffff8008092ce8>] secondary_start_kernel+0x190/0x1f8
[ 60.479042] [<0000000080f5a1a4>] 0x80f5a1a4
[ 60.483266] SMP: stopping secondary CPUs
[ 60.487433] Kernel Offset: disabled
[ 60.490957] Memory Limit: none
[ 60.543652] Rebooting in 5 seconds..
Can you teach us how to enable it?