[U-Boot] [PATCH v2 3/5] rockchip: board: puma_rk3399: add support for serial# and cpuid# via efuses

Simon Glass sjg at chromium.org
Sun Apr 30 03:48:47 UTC 2017


On 28 April 2017 at 09:11, Philipp Tomsich
<philipp.tomsich at theobroma-systems.com> wrote:
> With our efuse driver for the RK3399 ready, we can add the
> board-specific code that consumes the cpuid from the efuse block and
> postprocesses it into the system serial (using the same CRC32 based
> derivation as in Linux).
>
> We expose the cpuid via two distinct environment variables:
>    serial# - the serial number, as derived in Linux
>    cpuid#  - the raw 16 byte CPU id field from the fuse block
>
> Signed-off-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
> Tested-by: Klaus Goger <klaus.goger at theobroma-systems.com>
> ---
>
> Changes in v2: None
>
>  board/theobroma-systems/puma_rk3399/puma-rk3399.c | 79 +++++++++++++++++++++++
>  include/configs/puma_rk3399.h                     |  4 ++
>  2 files changed, 83 insertions(+)

Reviewed-by: Simon Glass <sjg at chromium.org>

Similar comment to the previous patch about finding the right device.


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