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ath79: fix RS-485 on Teltonika RUT-955 

DTR GPIO isn't actually needed and triggers boot warning.
TX pin was off by one (GPIO 19 instead of GPIO 18).

Reported-by: @tophirsch
Fixes: d1130ad265 ("ath79: add support for Teltonika RUT955")
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 53a7d5d614)
This commit is contained in:
Daniel Golle 2021-03-17 03:39:51 +00:00 committed by Hauke Mehrtens
parent eb1509a938
commit c61d4eeedb
3 changed files with 6 additions and 14 deletions
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4
target/linux/ath79/dts/ar9344_teltonika_rut955-h7v3c0.dts
View File

@ -159,10 +159,6 @@
};
};
&hs_uart {
dtr-gpios = <&gpio_ext 15 GPIO_ACTIVE_HIGH>;
};
&eth0 {
status = "okay";

4
target/linux/ath79/dts/ar9344_teltonika_rut955.dts
View File

@ -158,10 +158,6 @@
};
};
&hs_uart {
dtr-gpios = <&gpio_ext 13 GPIO_ACTIVE_HIGH>;
};
&eth0 {
status = "okay";

12
target/linux/ath79/dts/ar9344_teltonika_rut9xx.dtsi
View File

@ -154,20 +154,20 @@
&pinmux {
pmx_spi: spi {
// SPI_CS1 on GPIO 3
pinctrl-single,bits = <0x0 0x07000000 0xff000000>;
pinctrl-single,bits = <0x0 0x07000000 0xff000000>;
};
pmx_leds_switch: leds_switch {
// switch port LEDs on GPIO 1, GPIO 13, GPIO 14 and GPIO 22
pinctrl-single,bits = <0x0 0x00002d00 0x0000ff00>,
<0xc 0x002c2b00 0x00ffff00>,
pinctrl-single,bits = <0x00 0x00002d00 0x0000ff00>,
<0x0c 0x002c2b00 0x00ffff00>,
<0x14 0x002a0000 0x00ff0000>;
};
pmx_uart2: uart2 {
// UART1_DTR on GPIO 0, UART1_RD on GPIO 11, UART1_TD on GPIO 18
pinctrl-single,bits = <0x0 0x0 0xff>,
<0x10 0x4f000000 0xff000000>,
<0x3c 0x000b0000 0x00ff0000>;
pinctrl-single,bits = <0x00 0x00000000 0x000000ff>,
<0x10 0x004f0000 0x00ff0000>,
<0x3c 0x000b0000 0x00ff0000>;
};
};