MY-IMX6-EK200 Linux-4.1.15 测试手册（3）

thinkfunny

10.2  ECSPI2 测试
3 k& o! c- F) q9 g, y# E位置：J7: 8,10
6 j4 W0 j" [' r# D! k测试设备：/dev/spidev1.0
0 e' C& g+ e$ j3 C3 |0 L6 P. W0 O- L测试指令
% a# B, U! b* e# /my-demo/linux-4.1.15/MY_SPIDEV_TEST_L4115_MYIMX6A9.out -D /dev/spidev1.0   

spi mode: 0  
bits per word: 8  
4 y0 H& I3 s: F# x0 Mmax speed: 500000 Hz (500 KHz)  
# S0 r+ |1 w) D2 w7 u
FF FF FF FF FF FF   
" a7 x' |, c. U) U8 E! Q$ }40 00 00 00 00 95   
+ n" y+ I/ q$ W5 UFF FF FF FF FF FF   
+ _( h- a* U0 eFF FF FF FF FF FF   
- h' x0 B9 L; q* z' JFF FF FF FF FF FF   
DE AD BE EF BA AD   
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11  Watchdog 测试
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11.1  超时复位测试
# /unit_tests/wdt_driver_test.out 10 15 1  

Starting wdt_driver (timeout: 10, sleep: 15, test: write)
Trying to set timeout value=10 seconds
The actual timeout was set to 10 seconds
Now reading back -- The timeout is 10 seconds
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/ E% u, t) c: MU-Boot 2016.03-svn270 (Oct 09 2018 - 14:44:15 +0800)
  [- N: e8 v1 s' H$ _, J) m
CPU:   Freescale i.MX6Q rev1.5 996 MHz (running at 792 MHz)
. K5 b. ]- P0 t% j" yCPU:   Extended Commercial temperature grade (-20C to 105C) at 45C
, u6 d  J5 F) N, T7 @, r6 @- iReset cause: WDOG
Board: MYZR i.MX6 Evaluation Kit


7 n- X1 T' J/ d7 K8 j11.2  喂狗测试
5 w5 u8 Z: a* Q3 P1 ~9 u7 C; f# /unit_tests/wdt_driver_test.out 4 2 1 &  

[1] 748
; \. s1 D( |6 |+ U5 [* v8 C0 YStarting wdt_driver (timeout: 4, sleep: 2, test: write)
- A2 Y! B. [5 UTrying to set timeout value=4 seconds
The actual timeout was set to 4 seconds
Now reading back -- The timeout is 4 seconds
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12  RTC 测试
% J/ s% s" M" U5 ^8 t# o. V查看当前系统时钟
7 ]9 P3 c# @" s2 R# date  
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1 a" S* |: l! H" e) G5 Z; pWed Sep 26 00:27:45 UTC 2018
查看当前RTC芯片时钟
# hwclock   

! t& ^7 N/ a% O3 H( o1 vWed Sep 26 00:28:01 2018  0.000000 seconds
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设置系统时钟，并同步到RTC芯片
: Y( S9 t- i" ~# date -s "2018-09-21 12:34:56"  

  O# S) e- U- G9 e# R" U$ F8 QFri Sep 21 12:34:56 UTC 2018  

将系统时钟写入硬件时钟
/ Q# J( R( M4 E) y1 |, k5 U# hwclock -w  

断电重启评估板
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查看当前系统时钟
2 I& F+ P% [0 V# date  

Fri Sep 21 12:36:11 UTC 2018  

查看当前RTC芯片时钟
# hwclock  
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: C' [) I1 X' v2 U- v' eFri Sep 21 12:36:16 2018  0.000000 seconds
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6 }) Q$ R# j, n: A  ]13  定时唤醒测试
设定 10 秒后产生唤醒事件
# echo +10 > /sys/class/rtc/rtc1/wakealARM

* l8 J3 h# p* l2 I2 J# J, i使设备进入
% s, l- p4 `, \+ g) q: {# echo mem > /sys/power/state

睡眠信息
PM: Syncing filesystems ... done.
6 k4 x2 d7 _, a7 M, YFreezing user space processes ... (elapsed 0.001 seconds) done.
# t2 s* F& u3 F( U; kFreezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
Suspending console(s) (use no_console_suspend to debug)
9 p! J1 g. P7 U7 b# a2 RPM: suspend of devices complete after 59.213 msecs
7 P4 E/ J/ g5 \" t0 g+ ~  ~PM: suspend devices took 0.060 seconds
PM: late suspend of devices complete after 1.004 msecs
1 X4 n2 A( ~% Y0 P5 j4 ?PM: noirq suspend of devices complete after 1.031 msecs
Disabling non-boot CPUs ...
+ M- D; f% z7 U# p* B. DCPU1: shutdown
CPU2: shutdown
CPU3: shutdown
Enabling non-boot CPUs ...
. G3 B& Y3 U0 g$ t6 Y8 oCPU1 is up
CPU2 is up
CPU3 is up
PM: noirq resume of devices complete after 1.138 msecs
PM: early resume of devices complete after 1.136 msecs
# ?, A. V& f3 Q# I2 ?PM: resume of devices complete after 116.878 msecs
PM: resume devices took 0.120 seconds
Restarting tasks ... done.

唤醒信息
0 e, Q# K2 A% v2 b) d(elapsed 0.012 seconds) done.
PM: suspend of devices complete after 693.963 msecs
! i# \+ y, I; vPM: suspend devices took 0.700 seconds
PM: late suspend of devices complete after 2.419 msecs
PM: noirq suspend of devices complete after 2.303 msecs
- x+ z; N! j: t7 {5 Z) z9 @Disabling non-boot CPUs ...
) S7 W/ I1 @2 q8 S/ pPM: noirq resume of devices complete after 1.402 msecs
PM: early resume of devices complete after 1.476 msecs
PM: resume of devices complete after 121.763 msecs
. l9 y5 \6 S/ n0 c8 \3 iPM: resume devices took 0.130 seconds
$ v% R% C1 v. Q1 GRestarting tasks ... done.
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14  音频测试
' v( a4 L- Q9 G# r6 s# U5 b14.1  播放音频
: O4 u3 Z" X1 `! |- z( f# aplay /unit_tests/audio8k16S.wav   

Playing WAVE '/unit_tests/audio8k16S.wav' : Signed 16 bit Little Endian, Rate 8000 Hz, Stereo
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$ C5 J, J7 D1 q# f0 j14.2  音频录音
录音
# arecord -d 5 -f S16_LE -t wav foobar.wav  

) F) N9 T+ I- Z& V: \1 \+ A" N播放录音
3 V% [; Y2 l" A! T: B4 A+ G# aplay foobar.wav


$ W9 V9 P; B* W5 b2 G15  显示屏(选配)测试
0 F! m* A4 F; @9 O7 D特别说明：
     当U-Boot 版本u-boot-2016.03 svn315及以上   
     内核 版本  linux-3.0.35  svn31及以上
                linux-3.14.52 svn369及以上
1 {3 ?8 M' J; ~. D/ d% g                linux-3.14.52 svn368及以上
& U4 o9 j( T7 Y3 r& b/ \     烧录工具   MfgTool-MYIMX6A9-L* svn181及以上   
% n& m- b0 X# w+ e' K8 E请参考《MY-IMX6-A9系列：显示功能测试》进行测试
一般情况下则按照如下方法测试
在系统启动过程中，可以看到 Linux 小企鹅和 OpenEmbedded 启动画面。
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fanichicl

谢谢楼主分享。