[U-Boot] [PATCH 1/3] rockchip: rk3399: add tpl support

Simon Glass sjg at chromium.org
Thu Apr 18 04:32:33 UTC 2019


Hi Kever,

On Mon, 1 Apr 2019 at 02:21, Kever Yang <kever.yang at rock-chips.com> wrote:
>
> Rockchip platform suppose to use TPL(run in SRAM) as dram init and
> SPL(run in DDR SDRAM) as pre-loader, so that the SPL would not be
> limited by SRAM size.
> This patch add rk3399-board-tpl.c and its common configs.

So this means that TPL inits SDRAM? That seems strange to me...why
have SPL at all, then? What is SPL supported to do on RK3399
platforms?

Regards,
Simon


>
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> ---
>
>  arch/arm/mach-rockchip/Kconfig            | 34 ++++++++-
>  arch/arm/mach-rockchip/Makefile           |  1 +
>  arch/arm/mach-rockchip/rk3399-board-tpl.c | 84 +++++++++++++++++++++++
>  include/configs/rk3399_common.h           |  9 +++
>  4 files changed, 127 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/mach-rockchip/rk3399-board-tpl.c


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