irqchip: bcm2835: Convert to use IRQCHIP_DECLARE macro
This patch converts irq-bcm2835 driver to use the new IRQCHIP_DECLARE and
irqchip_init.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Tested-by: Stephen Warren <swarren@wwwdotorg.org>
Cc: Simon Arlott <simon@fire.lp0.eu>
Cc: Olof Johansson <olof@lixom.net>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linux-rpi-kernel@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/drivers/irqchip/irq-bcm2835.c b/drivers/irqchip/irq-bcm2835.c
index 16c78f1..1693b8e 100644
--- a/drivers/irqchip/irq-bcm2835.c
+++ b/drivers/irqchip/irq-bcm2835.c
@@ -49,9 +49,11 @@
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/irqdomain.h>
-#include <linux/irqchip/bcm2835.h>
#include <asm/exception.h>
+#include <asm/mach/irq.h>
+
+#include "irqchip.h"
/* Put the bank and irq (32 bits) into the hwirq */
#define MAKE_HWIRQ(b, n) ((b << 5) | (n))
@@ -93,6 +95,8 @@
};
static struct armctrl_ic intc __read_mostly;
+static asmlinkage void __exception_irq_entry bcm2835_handle_irq(
+ struct pt_regs *regs);
static void armctrl_mask_irq(struct irq_data *d)
{
@@ -164,19 +168,11 @@
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
}
}
+
+ set_handle_irq(bcm2835_handle_irq);
return 0;
}
-static struct of_device_id irq_of_match[] __initconst = {
- { .compatible = "brcm,bcm2835-armctrl-ic", .data = armctrl_of_init },
- { }
-};
-
-void __init bcm2835_init_irq(void)
-{
- of_irq_init(irq_of_match);
-}
-
/*
* Handle each interrupt across the entire interrupt controller. This reads the
* status register before handling each interrupt, which is necessary given that
@@ -200,7 +196,7 @@
handle_IRQ(irq_linear_revmap(intc.domain, irq), regs);
}
-asmlinkage void __exception_irq_entry bcm2835_handle_irq(
+static asmlinkage void __exception_irq_entry bcm2835_handle_irq(
struct pt_regs *regs)
{
u32 stat, irq;
@@ -222,3 +218,5 @@
}
}
}
+
+IRQCHIP_DECLARE(bcm2835_armctrl_ic, "brcm,bcm2835-armctrl-ic", armctrl_of_init);
