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ARM: dts: sun8i: V3/V3s/S3/S3L: add pinctrl for UART2 RX/TX

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The UART2 RX/TX pins on Allwinner V3 series is at PB0/1, which is used
as debugging UART on some boards.

Add pinctrl node for them.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20200923005858.148261-1-icenowy@aosc.io
This commit is contained in:
Icenowy Zheng 2020-09-23 08:58:53 +08:00 committed by Maxime Ripard
parent 02ed6bb83e
commit c0dcfbe29e
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GPG Key ID: E3EF0D6F671851C5
1 changed files with 7 additions and 0 deletions
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7
arch/arm/boot/dts/sun8i-v3s.dtsi
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@ -322,6 +322,11 @@
function = "uart0";
};
uart2_pins: uart2-pins {
pins = "PB0", "PB1";
function = "uart2";
};
mmc0_pins: mmc0-pins {
pins = "PF0", "PF1", "PF2", "PF3",
"PF4", "PF5";
@ -397,6 +402,8 @@
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART2>;
resets = <&ccu RST_BUS_UART2>;
pinctrl-0 = <&uart2_pins>;
pinctrl-names = "default";
status = "disabled";
};