Add IRQCHIP_DECLARE_DRIVER macro to allow having driver code that both
registers irqchip and a platform driver. Based on analogous code of
CLK_OF_DECLARE_DRIVER.
Cc: yurov...@gmail.com
Cc: Shawn Guo <shawn...@kernel.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: Jason Cooper <ja...@lakedaemon.net>
Cc: Marc Zyngier <marc.zyng...@arm.com>
Signed-off-by: Andrey Smirnov <andrew.smir...@gmail.com>
---
include/linux/irqchip.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/include/linux/irqchip.h b/include/linux/irqchip.h
index 89c34b2..611e8cc 100644
--- a/include/linux/irqchip.h
+++ b/include/linux/irqchip.h
@@ -27,6 +27,22 @@
#define IRQCHIP_DECLARE(name, compat, fn) OF_DECLARE_2(irqchip, name, compat,
fn)
/*
+ * Use this macro when you have a driver that requires two
+ * initialization routines, one at IRQCHIP_DECLARE, and one at
+ * platform device probe
+ */
+#define IRQCHIP_DECLARE_DRIVER(name, compat, fn) \
+ static int __init \
+ name##_of_irqchip_init_driver(struct device_node *np, \
+ struct device_node *parent) \
+ { \
+ of_node_clear_flag(np, OF_POPULATED); \
+ return fn(np, parent); \
+ } \
+ OF_DECLARE_2(irqchip, name, compat, name##_of_irqchip_init_driver)
+
+
+/*
* This macro must be used by the different irqchip drivers to declare
* the association between their version and their initialization function.
*
--
2.9.3
