18 Mar
2020
18 Mar
'20
2:50 a.m.
Hi Otavio,
On 2020/3/14 上午1:42, Otavio Salvador wrote:
In order to make the console pins more robust to noise, activate the pullups and increase its drive strength.
Signed-off-by: Otavio Salvador otavio@ossystems.com.br
Reviewed-by: Kever Yang kever.yang@rock-chips.com
Thanks, - Kever
arch/arm/dts/rv1108-elgin-r1.dts | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/arch/arm/dts/rv1108-elgin-r1.dts b/arch/arm/dts/rv1108-elgin-r1.dts index 32b95940b0..83e8b31838 100644 --- a/arch/arm/dts/rv1108-elgin-r1.dts +++ b/arch/arm/dts/rv1108-elgin-r1.dts @@ -40,9 +40,20 @@ };
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2m0_xfer_pullup>; status = "okay"; };
&usb20_otg { status = "okay"; };
+&pinctrl {
- uart2m0 {
uart2m0_xfer_pullup: uart2m0-xfer-pullup {rockchip,pins = <2 RK_PD2 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,<2 RK_PD1 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;};- };
+};