[U-Boot] [U-Boot, v3] rockchip: add support for veyron-speedy (ASUS Chromebook C201)

[Philipp Tomsich]

> This adds support for the ASUS C201, a RK3288-based clamshell
> device. The device tree comes from linus's linux tree at
> 3f16503b7d2274ac8cbab11163047ac0b4c66cfe. The SDRAM parameters
> are for 4GB Samsung LPDDR3, decoded from coreboot's
> src/mainboard/google/veyron/sdram_inf/sdram-lpddr3-samsung-4GB.inc
> 
> Signed-off-by: Marty E. Plummer <hanetzer at startmail.com>
> ---
> v2: drop sf: Add GigaDevice gd25q32b entry: subsumed by commit
>     b1f2b72e39465f2d4582bb4d8c426489ee94e2d9
>     split out rk3288-veyron-speedy-u-boot.dtsi
>     drop useless if (!size_mb)
>     apply changes from chromebook_jerry_defconfig
> v3: drop rockchip: fix incorrect detection of ram size: subsumed by commit
>     3119ecc4accceb99cf931683567cc26148b7f99c
>     sort defconfig option to match changes in chromebook_jerry_defconfig
>     enable CONSOLE_TRUETYPE
> 
>  arch/arm/dts/Makefile                         |   1 +
>  arch/arm/dts/rk3288-veyron-speedy-u-boot.dtsi |  31 ++++
>  arch/arm/dts/rk3288-veyron-speedy.dts         | 143 ++++++++++++++++++
>  arch/arm/mach-rockchip/rk3288-board-spl.c     |   3 +-
>  arch/arm/mach-rockchip/rk3288/Kconfig         |  11 ++
>  board/google/veyron/Kconfig                   |  16 ++
>  configs/chromebook_speedy_defconfig           | 100 ++++++++++++
>  7 files changed, 304 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/dts/rk3288-veyron-speedy-u-boot.dtsi
>  create mode 100644 arch/arm/dts/rk3288-veyron-speedy.dts
>  create mode 100644 configs/chromebook_speedy_defconfig
> 

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