diff mbox series

[v4,5/8] ARM: dts: rtd1195: Add irq muxes and UART interrupts

Message ID 20191119021917.15917-6-afaerber@suse.de
State Superseded
Headers show
Series ARM: Realtek RTD1195/RTD1295/RTD1395 IRQ mux | expand

Commit Message

Andreas Färber Nov. 19, 2019, 2:19 a.m. UTC 
Add iso and misc IRQ mux DT nodes for the Realtek RTD1195 SoC.

Update the UART DT nodes with interrupts from those muxes,
so that UART0 can be used without earlycon.

Signed-off-by: Andreas Färber <afaerber@suse.de>

---
 v4: New
 
 arch/arm/boot/dts/rtd1195.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

-- 
2.16.4
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/rtd1195.dtsi b/arch/arm/boot/dts/rtd1195.dtsi
index db1171c5adfa..ee7761ae4ee0 100644
--- a/arch/arm/boot/dts/rtd1195.dtsi
+++ b/arch/arm/boot/dts/rtd1195.dtsi
@@ -118,6 +118,14 @@ 
 				#reset-cells = <1>;
 			};
 
+			iso_irq_mux: interrupt-controller@7000 {
+				compatible = "realtek,rtd1195-iso-irq-mux";
+				reg = <0x7000 0x100>;
+				interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+				#interrupt-cells = <1>;
+			};
+
 			iso_reset: reset-controller@7088 {
 				compatible = "snps,dw-low-reset";
 				reg = <0x7088 0x4>;
@@ -137,6 +145,8 @@ 
 				reg-io-width = <4>;
 				resets = <&iso_reset RTD1195_ISO_RSTN_UR0>;
 				clock-frequency = <27000000>;
+				interrupt-parent = <&iso_irq_mux>;
+				interrupts = <2>;
 				status = "disabled";
 			};
 
@@ -145,6 +155,14 @@ 
 				reg = <0x1a200 0x8>;
 			};
 
+			misc_irq_mux: interrupt-controller@1b000 {
+				compatible = "realtek,rtd1195-misc-irq-mux";
+				reg = <0x1b000 0x100>;
+				interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+				#interrupt-cells = <1>;
+			};
+
 			uart1: serial@1b200 {
 				compatible = "snps,dw-apb-uart";
 				reg = <0x1b200 0x100>;
@@ -152,6 +170,8 @@ 
 				reg-io-width = <4>;
 				resets = <&reset2 RTD1195_RSTN_UR1>;
 				clock-frequency = <27000000>;
+				interrupt-parent = <&misc_irq_mux>;
+				interrupts = <3>;
 				status = "disabled";
 			};
 		};