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authorThomas Gleixner <tglx@linutronix.de>2018-01-10 23:04:21 +0300
committerThomas Gleixner <tglx@linutronix.de>2018-01-10 23:04:21 +0300
commit80023aea83532c59e5a75fcc54b4158e44216c4a (patch)
treec7d25cc0ba331631f9ef5b20fa6644bfbed3149d /Documentation
parent6baf9e67c9c5d738188b8490893c7e079d3deb7e (diff)
parentebe2f8718007d5a1238bb3cb8141b5bb2b4d5773 (diff)
downloadlinux-80023aea83532c59e5a75fcc54b4158e44216c4a.tar.xz
Merge tag 'irqchip-4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Pull irqchip updates for 4.16 from Marc Zyngier - Fix a GICv3 issue when parsing ACPI entries for disabled CPUs - Driver for the MIPS Goldfish virtual platform - Small fixlet for the ompic driver - Interrupt polarity support for the Raspberry Pi irqchip
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2836-l1-intc.txt4
-rw-r--r--Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt30
2 files changed, 32 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2836-l1-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2836-l1-intc.txt
index f320dcd6e69b..8ced1696c325 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2836-l1-intc.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2836-l1-intc.txt
@@ -12,7 +12,7 @@ Required properties:
registers
- interrupt-controller: Identifies the node as an interrupt controller
- #interrupt-cells: Specifies the number of cells needed to encode an
- interrupt source. The value shall be 1
+ interrupt source. The value shall be 2
Please refer to interrupts.txt in this directory for details of the common
Interrupt Controllers bindings used by client devices.
@@ -32,6 +32,6 @@ local_intc: local_intc {
compatible = "brcm,bcm2836-l1-intc";
reg = <0x40000000 0x100>;
interrupt-controller;
- #interrupt-cells = <1>;
+ #interrupt-cells = <2>;
interrupt-parent = <&local_intc>;
};
diff --git a/Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt b/Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt
new file mode 100644
index 000000000000..35f752706e7d
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/google,goldfish-pic.txt
@@ -0,0 +1,30 @@
+Android Goldfish PIC
+
+Android Goldfish programmable interrupt device used by Android
+emulator.
+
+Required properties:
+
+- compatible : should contain "google,goldfish-pic"
+- reg : <registers mapping>
+- interrupts : <interrupt mapping>
+
+Example for mips when used in cascade mode:
+
+ cpuintc {
+ #interrupt-cells = <0x1>;
+ #address-cells = <0>;
+ interrupt-controller;
+ compatible = "mti,cpu-interrupt-controller";
+ };
+
+ interrupt-controller@1f000000 {
+ compatible = "google,goldfish-pic";
+ reg = <0x1f000000 0x1000>;
+
+ interrupt-controller;
+ #interrupt-cells = <0x1>;
+
+ interrupt-parent = <&cpuintc>;
+ interrupts = <0x2>;
+ };