diff options
| author | Peter Rosin <peda@axentia.se> | 2018-03-21 18:35:52 +0300 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2018-03-21 23:47:00 +0300 |
| commit | 26f2cacde21b713f7f917d2193a76cc7636ee88e (patch) | |
| tree | 8e4bafcbe77fba0bbec6c9d2d1c3fb90019ec9cc | |
| parent | 43d9af3f1994d81a7aedd19990330613ad2b731c (diff) | |
| download | linux-26f2cacde21b713f7f917d2193a76cc7636ee88e.tar.xz | |
ARM: dts: at91sam9260: pullup rx on usart0
For consistency with all other serial pins, add this pullup. It also
prevents the signal from floating and so consuming a useless extra amount
of power in crowbarred state if nothing is connected to RX.
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
| -rw-r--r-- | arch/arm/boot/dts/at91sam9260.dtsi | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi index 3ae7e6c55fe4..9118e29b6d6a 100644 --- a/arch/arm/boot/dts/at91sam9260.dtsi +++ b/arch/arm/boot/dts/at91sam9260.dtsi @@ -434,8 +434,8 @@ usart0 { pinctrl_usart0: usart0-0 { atmel,pins = - <AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB4 periph A */ - AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* PB5 periph A */ + <AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE + AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; }; pinctrl_usart0_rts: usart0_rts-0 { |