Please pull mmc-2020-11-29

[Peng Fan]

Hi Tom

Please pull mmc-2020-11-29

-----------------------------
mmc minor update for better debug and error check
fsl_esdhc sysctl set and make sure delay check for HS400
-----------------------------
CI: https://travis-ci.org/github/MrVan/u-boot/builds/746367562

Thanks,
Peng.

The following changes since commit 7889951d0f56eab746a7c8fde350a022ba0361ca:

  Merge tag 'u-boot-stm32-20201125' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm (2020-11-25 11:00:52 -0500)

are available in the Git repository at:

  https://gitlab.denx.de/u-boot/custodians/u-boot-mmc.git tags/mmc-2020-11-29

for you to fetch changes up to b3dc016caade00e07d5ae45042c9be42f611d625:

  mmc: check a return value about regulator's always-on (2020-11-28 10:44:39 +0800)

----------------------------------------------------------------
Jaehoon Chung (2):
      mmc: display an error number to debug
      mmc: check a return value about regulator's always-on

Sean Anderson (1):
      mmc: Add some helper functions for retrying on error

Yangbo Lu (2):
      mmc: fsl_esdhc: set sysctl register for clock initialization
      mmc: fsl_esdhc: make sure delay chain locked for HS400

 drivers/mmc/fsl_esdhc.c |  30 +++++++++++++++++++++++++----
 drivers/mmc/mmc.c       | 155 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-------------------------------------------------------------------------------------
 include/fsl_esdhc.h     |   4 ++++
 3 files changed, 95 insertions(+), 94 deletions(-)