Hi Xiaobo, This dts may also used by the kernel on some of the linux distro, so if there is no other impact, I would suggest not to disable.
Thanks, - Kever
Xiaobo Tian peterwillcn@gmail.com 于2021年7月6日周二 下午10:44写道：
Data transmission on the I2C4 bus is not required during the system boot process, so it is disabled
Signed-off-by: Xiaobo Tian peterwillcn@gmail.com
arch/arm/dts/rk3399-nanopi-r4s.dts | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/arch/arm/dts/rk3399-nanopi-r4s.dts b/arch/arm/dts/rk3399-nanopi-r4s.dts index 042c73ca17..e5f57dd51a 100644 --- a/arch/arm/dts/rk3399-nanopi-r4s.dts +++ b/arch/arm/dts/rk3399-nanopi-r4s.dts @@ -69,6 +69,10 @@ status = "disabled"; };
+&i2c4 {
status = "disabled";+};
&leds { lan_led: led-1 { gpios = <&gpio1 RK_PA1 GPIO_ACTIVE_HIGH>; -- 2.32.0