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Linux kernel versions for SDIO

Last updated at Posted at 2013-07-09

3.2.x まで

  • 速度は HS (50MHz) 迄のサポート。
  • Synchronous Interrupt サポート。

3.3.x 以降

  • UHS-I (最高 208MHz) のサポート開始。但し S18R ビット対応が不十分なので、 SDIO カードによっては HS の速度でネゴシエーションされる可能性がある。

3.9.x 以降

  • CMD5 発行時の S18R ビット対応。

付録 : 非サポートの機能

  • Asynchronous Interrupt
  • SDIO カードのドライバで CCCR を自前で変更する必要がある (IENx, IENM, EAI の各ビット) 。
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