Allwinner A64 SoC features a R_INTC controller, which controls the NMI
line, and this interrupt line is usually connected to the AXP PMIC.

Add support for it.

Signed-off-by: Icenowy Zheng <icen...@aosc.io>
---
Changes in v4:
- Changes it to use R_INTC binding and change node label to r_intc.
- Fixed MMIO region.
- Dropped Chen-Yu's ACK due to big change.
Changes in v2:
- Added Chen-Yu's ACK.

 arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi 
b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index 90dc4ec79485..45c7c3145248 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -445,6 +445,14 @@
                                     <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
                };
 
+               r_intc: interrupt-controller@1f00c00 {
+                       compatible = "allwinner,sun50i-a64-r-intc";
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+                       reg = <0x01f00c00 0x400>;
+                       interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+               };
+
                r_ccu: clock@1f01400 {
                        compatible = "allwinner,sun50i-a64-r-ccu";
                        reg = <0x01f01400 0x100>;
-- 
2.12.2

Reply via email to