[U-Boot] [PATCH 0/9] sunxi: enable DM_MMC

[Vasily Khoruzhick]

On Fri, Jan 18, 2019 at 5:32 PM Andre Przywara <andre.przywara at arm.com> wrote:
>
> This series enables the Allwinner MMC driver to drive all SoCs with its
> DM_MMC variant. We use the gates clock and reset support from the new
> clock driver, but keep the actual mod clock in its somewhat hackish
> state. Properly supporting this via the clock driver is a bit more work.
> The per-compatible variant struct for now only holds the mod clock
> address (which will go away), but we will need the struct later again
> for the various timing modes.
>
> This allows us to eventually enable DM_MMC for all SoCs, and get rid of
> the nasty deprecation warning.
>
> The first patch adds the MMC clock gates and resets to the clock driver.
> Patch 2/9 adds support for the A80 MMC config clock, which is a bit
> special. I can't test this, so please give this a try if you have a board.
>
> Patch 3 uses the new clocks in the MMC driver, the following three patches
> add the remaining compatible strings along with their required mod clock
> addresses.
>
> Patch 7 fixes the Pine64-LTS board, while patch 8 eventually enables
> everything. Patch 9 is some comment fix to make it easier to reason
> about what part of the driver is for DM_MMC and which is not.
>
> I successfully compiled the HEAD for all 142 Allwinner boards, also
> compiled all patches for selected boards.
>
> This was briefly tested on Pine-H64 (H6), Pine64-LTS (A64), OrangePi PC 2
> (H5), OrangePi Zero (H2+) and BananaPi-M1 (A20).
>
> Please run it on every board that you can get hold of to give this series
> a good shake.
>
> This goes on top of current sunxi/master (543049ab5906) and is available
> on https://github.com/apritzel/u-boot/commits/sunxi-dm.

It breaks autoboot for eMMC on Pinebook.

It complains:

Card did not respond to voltage select!
MMC: no card present

Card itself is present, i.e. if I do these command I see card info:

mmc dev 2
mmc info

Regards,
Vasily

> This replaces Jagan's v2 series "mmc: sunxi: Enable DM_MMC" in a more
> driver model compliant way, borrowing two patches from him.
>
> Cheers,
> Andre.
>
> Andre Przywara (7):
>   sunxi: clk: add MMC gates/resets
>   sunxi: clk: A80: add MMC clock support
>   mmc: sunxi: Add DM clk and reset support
>   mmc: sunxi: Add H6 support
>   mmc: sunxi: Add A80 support
>   mmc: sunxi: Honour non-removable property in DT
>   mmc: sunxi: Mark end of DM_MMC #ifdefs
>
> Jagan Teki (2):
>   mmc: sunxi: Add missing compatible strings
>   arm: sunxi: Enable DM_MMC
>
>  arch/arm/Kconfig                      |  1 +
>  arch/arm/mach-sunxi/Kconfig           |  1 -
>  configs/Linksprite_pcDuino3_defconfig |  1 -
>  drivers/clk/sunxi/clk_a10.c           |  4 +++
>  drivers/clk/sunxi/clk_a10s.c          |  3 ++
>  drivers/clk/sunxi/clk_a23.c           |  6 ++++
>  drivers/clk/sunxi/clk_a31.c           |  8 +++++
>  drivers/clk/sunxi/clk_a64.c           |  6 ++++
>  drivers/clk/sunxi/clk_a80.c           | 28 ++++++++++++++++-
>  drivers/clk/sunxi/clk_a83t.c          |  6 ++++
>  drivers/clk/sunxi/clk_h3.c            |  6 ++++
>  drivers/clk/sunxi/clk_h6.c            |  6 ++++
>  drivers/clk/sunxi/clk_r40.c           |  8 +++++
>  drivers/mmc/sunxi_mmc.c               | 59 +++++++++++++++++++++++++++++------
>  14 files changed, 131 insertions(+), 12 deletions(-)
>
> --
> 2.14.5
>