The ar7240 misc irq chip use ack handler
instead of ack_mask handler. All new ath79 chips use
the ar7240 misc irq chip
Signed-off-by: Alexander Couzens <lynxis@xxxxxxx>
---
.../interrupt-controller/qca,ath79-misc-intc.txt | 18 +++++++++++++++++-
arch/mips/ath79/irq.c | 10 ++++++++++
2 files changed, 27 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/interrupt-controller/qca,ath79-misc-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/qca,ath79-misc-intc.txt
index 391717a..56ccaf3 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/qca,ath79-misc-intc.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/qca,ath79-misc-intc.txt
@@ -4,7 +4,7 @@ The MISC interrupt controller is a secondary controller for lower priority
interrupt.
Required Properties:
-- compatible: has to be "qca,<soctype>-cpu-intc", "qca,ar7100-misc-intc"
+- compatible: has to be "qca,<soctype>-cpu-intc", "qca,ar{7100,7240}-misc-intc"
as fallback
- reg: Base address and size of the controllers memory area
- interrupt-parent: phandle of the parent interrupt controller.
@@ -13,6 +13,9 @@ Required Properties:
- #interrupt-cells : Specifies the number of cells needed to encode interrupt
source, should be 1
+Compatible fallback depends on the SoC. Use ar7100 for ar71xx and ar913x,
+use ar7240 for all other SoCs.
+
Please refer to interrupts.txt in this directory for details of the common
Interrupt Controllers bindings used by client devices.
@@ -28,3 +31,16 @@ Example:
interrupt-controller;
#interrupt-cells = <1>;
};
+
+Another example:
+
+ interrupt-controller@18060010 {
+ compatible = "qca,ar9331-misc-intc", qca,ar7240-misc-intc";
+ reg = <0x18060010 0x4>;
+
+ interrupt-parent = <&cpuintc>;
+ interrupts = <6>;
+
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
diff --git a/arch/mips/ath79/irq.c b/arch/mips/ath79/irq.c
index 1917f55..7b38958 100644
--- a/arch/mips/ath79/irq.c
+++ b/arch/mips/ath79/irq.c
@@ -320,6 +320,16 @@ static int __init ar7100_misc_intc_of_init(
IRQCHIP_DECLARE(ar7100_misc_intc, "qca,ar7100-misc-intc",
ar7100_misc_intc_of_init);
+static int __init ar7240_misc_intc_of_init(
+ struct device_node *node, struct device_node *parent)
+{
+ ath79_misc_irq_chip.irq_ack = ar724x_misc_irq_ack;
+ return ath79_misc_intc_of_init(node, parent);
+}
+
+IRQCHIP_DECLARE(ar7240_misc_intc, "qca,ar7240-misc-intc",
+ ar7240_misc_intc_of_init);
+
static int __init ar79_cpu_intc_of_init(
struct device_node *node, struct device_node *parent)
{
--
2.4.0
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