hwrng: msm - Add PRNG support for MSM SoC's

This adds a driver for hardware random number generator present
on Qualcomm MSM SoC's.

Signed-off-by: Stanimir Varbanov <svarbanov@mm-sol.com>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --cc drivers/char/hw_random/Kconfig
Simple merge

diff --cc drivers/char/hw_random/Makefile
Simple merge

diff --cc drivers/char/hw_random/msm-rng.c
Simple merge