| commit | 69351085cf3b92bc45772133c4d55ccab686811f | [log] [tgz] |
|---|---|---|
| author | Patrick Delaunay <patrick.delaunay@st.com> | Wed Jun 27 10:15:33 2018 +0200 |
| committer | Tom Rini <trini@konsulko.com> | Thu Jul 19 16:31:35 2018 -0400 |
| tree | 818cf8221f8ebb8175308f51f83c33f979c24014 | |
| parent | f0370c075364e195db86a31e052157b7cf8aac86 [diff] |
mmc: stm32_sdmmc2: update pwron management Correctly manage the SDMMC reset and card cycle power to fully handle the power cycle added in the MMC uclass and avoid issue with level-shifter with some uSDCARD. 3 states managed in driver: 1/ reset: SDMMC disable, signal HiZ 2/ power-cycle: SDMMC disable, signals drive to 0 3/ power-on: SDMMC enabled Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Signed-off-by: Patrice Chotard <patrice.chotard@st.com>