Hi Harvey, On 23 August 2017 at 14:39, Harvey Hunt <Harvey.Hunt@xxxxxxxxxx> wrote: > Hi PrasannaKumar, > > On 23/08/17 03:57, PrasannaKumar Muralidharan wrote: >> >> Enable PRNG driver support in MIPS Creator CI20 default config. >> >> Signed-off-by: PrasannaKumar Muralidharan <prasannatsmkumar@xxxxxxxxx> >> --- >> No changes in v2 >> >> arch/mips/configs/ci20_defconfig | 5 +++++ >> 1 file changed, 5 insertions(+) >> >> diff --git a/arch/mips/configs/ci20_defconfig >> b/arch/mips/configs/ci20_defconfig >> index b42cfa7..9f48f2c 100644 >> --- a/arch/mips/configs/ci20_defconfig >> +++ b/arch/mips/configs/ci20_defconfig >> @@ -88,6 +88,11 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=5 >> CONFIG_SERIAL_8250_INGENIC=y >> CONFIG_SERIAL_OF_PLATFORM=y >> # CONFIG_HW_RANDOM is not set >> +CONFIG_CRYPTO_USER=y >> +CONFIG_CRYPTO_USER_API=y >> +CONFIG_CRYPTO_USER_API_RNG=y >> +CONFIG_CRYPTO_HW=y >> +CONFIG_CRYPTO_DEV_JZ4780_RNG=y >> CONFIG_I2C=y >> CONFIG_I2C_JZ4780=y >> CONFIG_GPIO_SYSFS=y >> > > You need to regenerate your defconfig as it is missing CONFIG_MFD_SYSCON. > > Thanks, > > Harvey CONFIG_MFD_SYSCON gets selected when CONFIG_CRYPTO_DEV_JZ4780_RNG is selected. Please see the Kconfig changes. Given that should I add it in ci20_defconfig? If it is required I will add and send a new version. Thanks, PrasannaKumar