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Commit 2920bc9a authored by Rob Herring's avatar Rob Herring
Browse files

irqchip: versatile-fpga: Add IRQCHIP_DECLARE support 



Add support for initialization using IRQCHIP_DECLARE. This also requires
that the controller initialization set the handle_irq function pointer
itself when it is a primary controller.

Signed-off-by: default avatarRob Herring <robh@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Acked-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 0ba6c5d2

drivers/irqchip/irq-versatile-fpga.c

+6 −1
Original line number Diff line number Diff line
@@ -14,6 +14,8 @@ 
#include <asm/exception.h>

#include <asm/mach/irq.h>



#include "irqchip.h"



#define IRQ_STATUS		0x00

#define IRQ_RAW_STATUS		0x04

#define IRQ_ENABLE_SET		0x08
@@ -201,8 +203,10 @@ int __init fpga_irq_of_init(struct device_node *node, 


	/* Some chips are cascaded from a parent IRQ */

	parent_irq = irq_of_parse_and_map(node, 0);

	if (!parent_irq)

	if (!parent_irq) {

		set_handle_irq(fpga_handle_irq);

		parent_irq = -1;

	}



	fpga_irq_init(base, node->name, 0, parent_irq, valid_mask, node);
@@ -211,4 +215,5 @@ int __init fpga_irq_of_init(struct device_node *node, 


	return 0;

}

IRQCHIP_DECLARE(arm_fpga, "arm,versatile-fpga-irq", fpga_irq_of_init);

#endif