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发表于 2016-11-23 18:24:54
只看该作者
51#
为什么按照文档编译出来的boot.img ,升级进去,HDMI没有声音输出呢?
kernel log中HDMI的声卡是注册成功的。
[ 3.575240] rockchip-drm display-subsystem.4: rk drm load success
[ 3.581643] platform ff500000.usb: Driver ehci-platform requests probe deferral
[ 3.589623] rockchip-hdmi-audio hdmi_audio.6: dw-hdmi-hifi <-> ff890000.i2s mapping ok
[ 3.597665] cpu dai set fmt 16385
[ 3.601020] set cpu dai to master mode
[ 3.605150] input: RockchipHDMI HDMI Jack as /devices/hdmi_audio.6/sound/card0/input2
[ 3.613253] rockchip-hdmi-audio hdmi_audio.6: hdmi audio init success.
[ 3.619949] platform ff500000.usb: Driver ehci-platform requests probe deferral
[ 3.627914] input: gpio-keys.12 as /devices/gpio-keys.12/input/input3
[ 3.634525] platform ff500000.usb: Driver ehci-platform requests probe deferral
[ 3.634582] drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
[ 3.641797] ALSA device list:
[ 3.641804] #0: RockchipHDMI
[ 3.654923] Freeing unused kernel memory: 504K (c0d00000 - c0d7e000)
Loading, please wait...
[ 3.676073] mmc0: BKOPS_EN bit is not set
[ 3.682384] mmc_host mmc0: Bus speed (slot 0) = 50000000Hz (slot req 52000000Hz, actual 50000000HZ div = 0)
[ 3.693185] udevd[120]: starting version 175
我升级Firefly-rk3288_Ubuntu_1604_2016_10261641_NO_VGA_Beta.img这一版,HDMI就有声音,是不是https://github.com/T-Firefly/firefly-3.14-kernel这个版本的HDMI声音还没调试好? |
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