Wykres commitów

4 Commity (b2ae2601fdf592a6a9e38137aa90878e96b8f94d)

Autor SHA1 Wiadomość Data
michael 8a364b4bdf sdmmc: support SDIO over SPI 2019-04-12 02:24:28 +08:00
Ivan Grokhotkov ab68b9d90d soc,sdmmc: fix build failures when NDEBUG is used
Use explicit error checking instead of asserts, use SOC_LOG to print
error/warning messages where needed.
2018-10-15 14:57:12 +08:00
Ivan Grokhotkov 78fab8a0f9 sdmmc: implement partial DDR support
Works for 3.3V eMMC in 4 line mode.
Not implemented:
- DDR mode for SD cards (UHS-I) also need voltage to be switched to 1.8V.
- 8-line DDR mode for eMMC to be implemented later.
2018-08-30 13:11:54 +08:00
Ivan Grokhotkov de42d99b1d sdmmc: command layer refactoring 2018-08-30 13:11:54 +08:00