From 026248a29fce3e23c29a76e0239edabe2115e11a Mon Sep 17 00:00:00 2001 From: Steven Liu Date: Tue, 12 Jan 2021 15:34:55 +0800 Subject: [PATCH] ARM: dts: rockchip: Fix UART pull-ups on rk312x Signed-off-by: Steven Liu Change-Id: I42c00d7e7777cd8ef1012f78aef049b39045b311 --- arch/arm/boot/dts/rk312x.dtsi | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/arch/arm/boot/dts/rk312x.dtsi b/arch/arm/boot/dts/rk312x.dtsi index b8e7eef1e6c2..912b92aa492e 100644 --- a/arch/arm/boot/dts/rk312x.dtsi +++ b/arch/arm/boot/dts/rk312x.dtsi @@ -1288,6 +1288,10 @@ bias-pull-pin-default; }; + pcfg_pull_up: pcfg-pull-up { + bias-pull-up; + }; + pcfg_output_high: pcfg-output-high { output-high; }; @@ -1412,8 +1416,8 @@ uart0 { uart0_xfer: uart0-xfer { - rockchip,pins = <2 RK_PD2 2 &pcfg_pull_default>, - <2 RK_PD3 2 &pcfg_pull_none>; + rockchip,pins = <2 RK_PD2 2 &pcfg_pull_up>, + <2 RK_PD3 2 &pcfg_pull_up>; }; uart0_cts: uart0-cts { @@ -1427,8 +1431,8 @@ uart1 { uart1_xfer: uart1-xfer { - rockchip,pins = <1 RK_PB1 2 &pcfg_pull_default>, - <1 RK_PB2 2 &pcfg_pull_default>; + rockchip,pins = <1 RK_PB1 2 &pcfg_pull_up>, + <1 RK_PB2 2 &pcfg_pull_up>; }; uart1_cts: uart1-cts { @@ -1442,8 +1446,8 @@ uart2 { uart2_xfer: uart2-xfer { - rockchip,pins = <1 RK_PC2 2 &pcfg_pull_default>, - <1 RK_PC3 2 &pcfg_pull_none>; + rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up>, + <1 RK_PC3 2 &pcfg_pull_up>; }; uart2_cts: uart2-cts {