From: Randy Li ayaka@soulik.info
Those pins would be used by many boards.
Commit grabbed from Linux:
commit b41023282d07b61a53e2c9b9508912b1e7ce7b4f Author: Randy Li ayaka@soulik.info Date: Thu Jun 21 21:32:10 2018 +0800
arm64: dts: rockchip: add some common pin-settings to rk3399
Those pins would be used by many boards.
Signed-off-by: Randy Li ayaka@soulik.info Signed-off-by: Heiko Stuebner heiko@sntech.de
Acked-by: Philipp Tomsich philipp.tomsich@theobroma-systems.com Signed-off-by: Randy Li ayaka@soulik.info Signed-off-by: Heiko Stuebner heiko@sntech.de Signed-off-by: Ezequiel Garcia ezequiel@collabora.com --- arch/arm/dts/rk3399.dtsi | 55 +++++++++++++++++++++++++++++++++++----- 1 file changed, 49 insertions(+), 6 deletions(-)
diff --git a/arch/arm/dts/rk3399.dtsi b/arch/arm/dts/rk3399.dtsi index 83c257b1228b..8349451b03dc 100644 --- a/arch/arm/dts/rk3399.dtsi +++ b/arch/arm/dts/rk3399.dtsi @@ -1602,19 +1602,49 @@ drive-strength = <12>; };
+ pcfg_pull_none_13ma: pcfg-pull-none-13ma { + bias-disable; + drive-strength = <13>; + }; + + pcfg_pull_none_18ma: pcfg-pull-none-18ma { + bias-disable; + drive-strength = <18>; + }; + + pcfg_pull_none_20ma: pcfg-pull-none-20ma { + bias-disable; + drive-strength = <20>; + }; + + pcfg_pull_up_2ma: pcfg-pull-up-2ma { + bias-pull-up; + drive-strength = <2>; + }; + pcfg_pull_up_8ma: pcfg-pull-up-8ma { bias-pull-up; drive-strength = <8>; };
+ pcfg_pull_up_18ma: pcfg-pull-up-18ma { + bias-pull-up; + drive-strength = <18>; + }; + + pcfg_pull_up_20ma: pcfg-pull-up-20ma { + bias-pull-up; + drive-strength = <20>; + }; + pcfg_pull_down_4ma: pcfg-pull-down-4ma { bias-pull-down; drive-strength = <4>; };
- pcfg_pull_up_2ma: pcfg-pull-up-2ma { - bias-pull-up; - drive-strength = <2>; + pcfg_pull_down_8ma: pcfg-pull-down-8ma { + bias-pull-down; + drive-strength = <8>; };
pcfg_pull_down_12ma: pcfg-pull-down-12ma { @@ -1622,9 +1652,22 @@ drive-strength = <12>; };
- pcfg_pull_none_13ma: pcfg-pull-none-13ma { - bias-disable; - drive-strength = <13>; + pcfg_pull_down_18ma: pcfg-pull-down-18ma { + bias-pull-down; + drive-strength = <18>; + }; + + pcfg_pull_down_20ma: pcfg-pull-down-20ma { + bias-pull-down; + drive-strength = <20>; + }; + + pcfg_output_high: pcfg-output-high { + output-high; + }; + + pcfg_output_low: pcfg-output-low { + output-low; };
clock {