- RX/TX signals can be mapped on 2 different pairs of pins so supporting
both options
- RTS/CTS signals however only have 1 option available
Signed-off-by: Gary Bisson <gary.bisson@xxxxxxxxxxxxxxxxxxx>
---
Changes v1->v2:
- renamed nodes as suggested by Neil
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Cc: Kevin Hilman <khilman@xxxxxxxxxxxx>
Cc: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
Cc: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
.../boot/dts/amlogic/meson-g12-common.dtsi | 27 +++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
index af1357c48bee..62350c408e16 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
@@ -1952,6 +1952,33 @@ mux {
};
};
+ uart_ao_b_2_3_pins: uart-ao-b-2-3 {
+ mux {
+ groups = "uart_ao_b_tx_2",
+ "uart_ao_b_rx_3";
+ function = "uart_ao_b";
+ bias-disable;
+ };
+ };
+
+ uart_ao_b_8_9_pins: uart-ao-b-8-9 {
+ mux {
+ groups = "uart_ao_b_tx_8",
+ "uart_ao_b_rx_9";
+ function = "uart_ao_b";
+ bias-disable;
+ };
+ };
+
+ uart_ao_b_cts_rts_pins: uart-ao-b-cts-rts {
+ mux {
+ groups = "uart_ao_b_cts",
+ "uart_ao_b_rts";
+ function = "uart_ao_b";
+ bias-disable;
+ };
+ };
+
pwm_a_e_pins: pwm-a-e {
mux {
groups = "pwm_a_e";
--
2.34.1
