[PATCH 4/5] arm: dts: sun8i: a83t: Add the UART1 controller
Maxime Ripard
maxime.ripard at free-electrons.com
Fri Aug 25 02:26:16 PDT 2017
The A83T has an UART1 controller, with the RTS and CTS pins routed so it
can be used for devices with hardware flow control, like a bluetooth chip.
Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>
---
arch/arm/boot/dts/sun8i-a83t.dtsi | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
index 91dee798f3ca..f6aaaa9a1fe2 100644
--- a/arch/arm/boot/dts/sun8i-a83t.dtsi
+++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
@@ -373,6 +373,16 @@
pins = "PF2", "PF4";
function = "uart0";
};
+
+ uart1_pg_pins: uart1-pg-pins {
+ pins = "PG6", "PG7";
+ function = "uart1";
+ };
+
+ uart1_rtscts_pins: uart1-rtscts-pins {
+ pins = "PG8", "PG9";
+ function = "uart1";
+ };
};
timer at 1c20c00 {
@@ -417,6 +427,17 @@
status = "disabled";
};
+ uart1: serial at 01c28400 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x01c28400 0x400>;
+ interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART1>;
+ resets = <&ccu RST_BUS_UART1>;
+ status = "disabled";
+ };
+
gic: interrupt-controller at 1c81000 {
compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
reg = <0x01c81000 0x1000>,
--
2.13.5
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