[PATCH v6 095/102] x86: apl: Add SPL loaders

[Bin Meng]

On Sat, Dec 7, 2019 at 12:54 PM Simon Glass <sjg at chromium.org> wrote:
>
> Add loaders for SPL and TPL so that the next stage can be loaded from
> memory-mapped SPI or, failing that, the Fast SPI driver.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
>
> ---
>
> Changes in v6:
> - Make BOOT_FROM_FAST_SPI_FLASH a Kconfig option
> - Move image pos/size access functions and symbols to generic SPL code
>
> Changes in v5:
> - Add L2 cache flush functoin
> - Drop SAFETY_MARGIN
>
> Changes in v4: None
> Changes in v3:
> - Add a driver for APL SPI for TPL (using of-platdata)
> - Support TPL without CONFIG_TPL_SPI_SUPPORT
> - Support bootstage timing
>
> Changes in v2: None
>
>  arch/x86/cpu/apollolake/Makefile |   2 +
>  arch/x86/cpu/apollolake/spl.c    | 178 +++++++++++++++++++++++++++++++
>  2 files changed, 180 insertions(+)
>  create mode 100644 arch/x86/cpu/apollolake/spl.c
>

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>