Re: [PATCH 1/4] ARM: dts: Activate pullups in the console pins on rv1108-elgin-r1【请注意，邮件由u-boot-bounces@lists.denx.de代发】

Ping?

On Tue, Mar 17, 2020 at 10:50 PM Kever Yang kever.yang@rock-chips.com wrote:

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>;
  

•         };
  

• };
  

+};