[U-Boot] [PATCH v3 2/4] rockchip: board: puma_rk3399: add support for serial# and cpuid# via efuses
Simon Glass
sjg at chromium.org
Sun May 14 09:13:35 UTC 2017
On 5 May 2017 at 11:21, 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>
> ---
>
> Changes in v3: None
> Changes in v2: None
>
> board/theobroma-systems/puma_rk3399/puma-rk3399.c | 79 +++++++++++++++++++++++
> include/configs/puma_rk3399.h | 6 ++
> 2 files changed, 85 insertions(+)
Acked-by: Simon Glass <sjg at chromium.org>
But don't you want to use the same mechanism to make sure you get the
right misc driver?
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