[U-Boot] [U-Boot, v3, 1/3] rockchip: make boot_mode related codes reused across all platforms

[Philipp Tomsich]

> setup_boot_mode function use the same logic but different
> mode register address across all the rockchip platforms,
> so it's better to make this function reused across all the
> platforms, and let the mode register address setting from
> the config file.
> 
> Signed-off-by: Andy Yan <andy.yan at rock-chips.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> ---
> 
> Changes in v3:
> - add support for rk3188
> 
> Changes in v2:
> - correct the rk322x boot mode register address
> - make the help text more clear
> 
>  arch/arm/include/asm/arch-rockchip/boot_mode.h |  2 ++
>  arch/arm/mach-rockchip/Kconfig                 | 15 ++++++++++++
>  arch/arm/mach-rockchip/Makefile                |  6 +++++
>  arch/arm/mach-rockchip/boot_mode.c             | 33 ++++++++++++++++++++++++++
>  arch/arm/mach-rockchip/rk3036-board.c          | 24 -------------------
>  arch/arm/mach-rockchip/rk3188-board.c          |  1 +
>  arch/arm/mach-rockchip/rk322x-board.c          | 24 -------------------
>  arch/arm/mach-rockchip/rk3288-board.c          | 25 -------------------
>  arch/arm/mach-rockchip/rk3399-board.c          | 14 +++++++++++
>  9 files changed, 71 insertions(+), 73 deletions(-)
>  create mode 100644 arch/arm/mach-rockchip/boot_mode.c
>  create mode 100644 arch/arm/mach-rockchip/rk3399-board.c
> 

Acked-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>