Git Repo - u-boot.git/commit

]> Git Repo - u-boot.git/commit

author	Venkatesh Yadav Abbarapu <[email protected]>
	Tue, 23 Apr 2024 05:30:57 +0000 (11:00 +0530)
committer	Tom Rini <[email protected]>
	Thu, 5 Sep 2024 22:18:39 +0000 (16:18 -0600)
commit	efddda8f03f027cf6ed0f1d7e479c87c26247822
tree	5c356633ae28d173970694d85fc96feddf5c7c39	tree \| snapshot
parent	fe11aa0b8ca34e24352fbb79c108b69fab011f6c	commit \| diff

mmc: Change the frequency to MMC_HS_52 when selecting hs400

Per JESD84-B51 P47, host need to change frequency to <=52MHz
after setting HS_TIMING to 0x1, and host need to set the
8-bit DDR buswidth. Currently setting the frequency to 26MHz
and trying to switch 8-bit DDR buswidth resulting timeouts.

mmc dev 1 0
Select HS400 failed -110
switch to partitions #0, OK
mmc1(part 0) is current device

Signed-off-by: Venkatesh Yadav Abbarapu <[email protected]>

drivers/mmc/mmc.c

diff | blob | blame | history

Empty description

RSS Atom

This page took 0.035971 seconds and 4 git commands to generate.