Hi Peter,

On 2020/3/31 下午10:37, Peter Robinson wrote:
On Tue, Mar 31, 2020 at 12:36 PM Lin Jinhan <troy....@rock-chips.com> wrote:
CONFIG_RNG_ROCKCHIP/CONFIG_DM_RNG is enabled.
This should be universally available by default on all rk3399 devices
shouldn't it or does it need external regulators or something that is
per device? If so shouldn't we just enable it by default for the SoC?

This rng is a internal module, only need available clock and nothing to do with regulator,

it could default enable, but I'm not sure all the boards want to enable it, the U-Boot size is

already too big for me now.


Thanks,

- Kever

Signed-off-by: Lin Jinhan <troy....@rock-chips.com>
---
  configs/evb-rk3399_defconfig | 2 ++
  1 file changed, 2 insertions(+)

diff --git a/configs/evb-rk3399_defconfig b/configs/evb-rk3399_defconfig
index 3f74be3b3c..7f14e18b1b 100644
--- a/configs/evb-rk3399_defconfig
+++ b/configs/evb-rk3399_defconfig
@@ -39,6 +39,8 @@ CONFIG_PMIC_RK8XX=y
  CONFIG_REGULATOR_PWM=y
  CONFIG_REGULATOR_RK8XX=y
  CONFIG_PWM_ROCKCHIP=y
+CONFIG_DM_RNG=y
+CONFIG_RNG_ROCKCHIP=y
  CONFIG_BAUDRATE=1500000
  CONFIG_DEBUG_UART_SHIFT=2
  CONFIG_SYSRESET=y
--
2.17.1





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