Navigation

    全志在线开发者论坛

    • Register
    • Login
    • Search
    • Categories
    • Tags
    • 在线文档
    • 社区主页

    看了半天,还是不知道v536 怎么配置 wm8978/es8388 这种i2s codec芯片,大佬过来帮我瞅瞅?

    其它全志芯片讨论区
    2
    6
    2236
    Loading More Posts
    • Oldest to Newest
    • Newest to Oldest
    • Most Votes
    Reply
    • Reply as topic
    Log in to reply
    This topic has been deleted. Only users with topic management privileges can see it.
    • U
      ubuntu LV 7 last edited by ubuntu

      http://wiki.lindeni.org/index.php/Lindenis_V536

      i2s
      sys_config.fex should configured as follow, and the param should configured accord your device need:

      if you i2s1 is used

      [snddaudo0]
      snddaudio0_used     = 1
      
      [daudio0]
      daudio0_used        = 1
      daudio_master       = 4
      audio_format        = 4
      signal_inversion    = 1
      slot_width_select   = 32
      pcm_lrck_period     = 128
      msb_lsb_first       = 0
      sign_extend         = 0
      frametype           = 0
      mclk_div            = 1
      tdm_config          = 0
      tx_data_mode        = 0
      rx_data_mode        = 0
      

      make sure CONFIG_SND_SUNXI_SOC_SUNXI_DAUDIO configured
      when make kernel_menuconfig

      CONFIG_SND_SUNXI_SOC_SUNXI_DAUDIO = y
      
      1 Reply Last reply Reply Quote Share 0
      • U
        ubuntu LV 7 last edited by

        这个文件也没有说明怎么配置codec芯片: A64_System_Configuration_Manual.pdf

        1 Reply Last reply Reply Quote Share 0
        • U
          ubuntu LV 7 last edited by

          https://gist.github.com/yarang/0c7dfbc5125cee87f7615dac53f6446a

          这里也没有找到。

          1 Reply Last reply Reply Quote Share 0
          • U
            ubuntu LV 7 last edited by

            710b4331-d362-458e-8ad4-83a93f870f46-image.png

            貌似可以设置 dummy 声卡

            1 Reply Last reply Reply Quote Share 0
            • U
              ubuntu LV 7 last edited by

              29f6989d-cf9d-4e56-81ae-292b831e78c7-image.png

              MCLK 24.576MHz OK

              a2ec3162-88e2-4d55-b706-392fd8b33c41-9ae2deb731ffe518a4e9feb4fa81cc0.png

              搞定!

              C 1 Reply Last reply Reply Quote Share 0
              • C
                cjia3254 LV 5 @ubuntu last edited by

                @ubuntu 请问哥的设备树是怎么写的,我现在在用t113外挂wm8960,在调试,i2s其他信号都有就i2s_dout没有。

                1 Reply Last reply Reply Quote Share 0
                • 1 / 1
                • First post
                  Last post

                Copyright © 2024 深圳全志在线有限公司 粤ICP备2021084185号 粤公网安备44030502007680号

                行为准则 | 用户协议 | 隐私权政策