[PATCH v2 3/3] arm64: dts: realtek: Add irq mux to RTD1295

From: Andreas FÃrber
Date: Mon Aug 28 2017 - 06:54:19 EST


Update UART nodes with interrupts.

Signed-off-by: Andreas FÃrber <afaerber@xxxxxxx>
---
v1 -> v2:
* Rebased

arch/arm64/boot/dts/realtek/rtd1295.dtsi | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/realtek/rtd1295.dtsi b/arch/arm64/boot/dts/realtek/rtd1295.dtsi
index c8b7bb642a9a..6918373e9b5c 100644
--- a/arch/arm64/boot/dts/realtek/rtd1295.dtsi
+++ b/arch/arm64/boot/dts/realtek/rtd1295.dtsi
@@ -93,21 +93,41 @@
/* Exclude up to 2 GiB of RAM */
ranges = <0x80000000 0x80000000 0x80000000>;

+ iso_irq_mux: interrupt-controller@98007000 {
+ compatible = "realtek,rtd1295-iso-irq-mux";
+ reg = <0x98007000 0x100>;
+ interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
uart0: serial@98007800 {
compatible = "snps,dw-apb-uart";
reg = <0x98007800 0x400>;
reg-shift = <2>;
reg-io-width = <4>;
clock-frequency = <27000000>;
+ interrupt-parent = <&iso_irq_mux>;
+ interrupts = <2>;
status = "disabled";
};

+ irq_mux: interrupt-controller@9801b000 {
+ compatible = "realtek,rtd1295-irq-mux";
+ reg = <0x9801b000 0x100>;
+ interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
uart1: serial@9801b200 {
compatible = "snps,dw-apb-uart";
reg = <0x9801b200 0x100>;
reg-shift = <2>;
reg-io-width = <4>;
clock-frequency = <432000000>;
+ interrupt-parent = <&irq_mux>;
+ interrupts = <3>, <5>;
status = "disabled";
};

@@ -117,6 +137,8 @@
reg-shift = <2>;
reg-io-width = <4>;
clock-frequency = <432000000>;
+ interrupt-parent = <&irq_mux>;
+ interrupts = <8>, <13>;
status = "disabled";
};

--
2.12.3