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ODROID-C4: arm64/dts: Add uart_AO_B DTBO for the 7pin header

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Signed-off-by: Deokgyu Yang <secugyu@gmail.com>
Change-Id: I2d3609283b8dac5db71388e8b6f36dd2cf94da58
This commit is contained in:
Deokgyu Yang
2021-04-15 12:47:10 +09:00
committed by Chris
parent 64237f45aa
commit 7a0897d45e
3 changed files with 23 additions and 0 deletions
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7
arch/arm64/boot/dts/amlogic/meson64_odroidc4.dts
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@@ -932,6 +932,13 @@
drive-strength = <2>;
};
};
ao_b_uart_pins2: ao_b_uart2 {
mux { /* GPIOAO_8, GPIOAO_9 */
groups = "uart_ao_tx_b_8",
"uart_ao_rx_b_9";
function = "uart_ao_b";
};
};
}; /* end of pinctrl_aobus */
&spicc0 {

1
arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile
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@@ -6,6 +6,7 @@ dtbo-$(CONFIG_ARCH_MESON64_ODROIDC4) += spi0.dtbo \
uart0.dtbo \
uart1.dtbo \
uart2.dtbo \
uart3.dtbo \
hktft32.dtbo \
hktft35.dtbo \
ads7846.dtbo \

15
arch/arm64/boot/dts/amlogic/overlays/odroidc4/uart3.dts Normal file
View File

@@ -0,0 +1,15 @@
/dts-v1/;
/plugin/;
/ {
fragment@0 {
target = <&uart_AO_B>;
__overlay__ {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&ao_b_uart_pins2>;
};
};
};