[U-Boot] [PATCH v2 0/3] Support eMMC reset using DT for some exynos boards

Minkyu Kang mk7.kang at samsung.com
Fri Feb 13 09:25:53 CET 2015


On 15/01/15 11:45, Joonyoung Shim wrote:
> This patchset is to support eMMC reset using DT for some exynos boards
> e.g. Odroid X2/U3/XU3.
> 
> It needs to reset eMMC memory to perform complete reboot, so we should
> handle nRESET_OUT line specially. nRESET_OUT line is connected to gpio
> and it can have different gpio by boards, so we will get gpio from DT.
> 
> This patchset is based on http://git.denx.de/u-boot-dm.git gpio-working
> branch.
> 
> Thanks.
> 
> Changes from v1:
> - s/SD4_nRESET_OUT/nRESET_OUT
> - Remove codes for non DT case
> - Add comments about eMMC reset delay time
> 
> Joonyoung Shim (3):
>       samsung: board: support eMMC reset using DT
>       Odroid: Add eMMC-reset node on DT
>       Odroid-XU3: Add eMMC-reset node on DT
> 
>  arch/arm/dts/exynos4412-odroid.dts             |  5 +++++
>  arch/arm/dts/exynos5422-odroidxu3.dts          |  5 +++++
>  board/samsung/common/board.c                   | 28 ++++++++++++++++++++++++++++
>  board/samsung/odroid/odroid.c                  |  8 --------
>  doc/device-tree-bindings/exynos/emmc-reset.txt | 15 +++++++++++++++
>  5 files changed, 53 insertions(+), 8 deletions(-)
>  create mode 100644 doc/device-tree-bindings/exynos/emmc-reset.txt
> 

applied to u-boot-samsung.

Thank,
Minkyu Kang.


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