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ARM: mxs: get icoll base address from device tree

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Rather than using the static definition, it gets icoll base address
with mapping from device tree.

As the result, <mach/mxs.h> inclusion can be removed from the driver
now.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Shawn Guo 2013-03-25 21:13:22 +08:00
parent c74512bf83
commit 8256aa7129
1 changed files with 5 additions and 2 deletions
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7
arch/arm/mach-mxs/icoll.c
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@ -22,9 +22,9 @@
#include <linux/irqdomain.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <asm/exception.h>
#include <mach/mxs.h>
#include <mach/common.h>
#define HW_ICOLL_VECTOR 0x0000
@ -38,7 +38,7 @@
#define ICOLL_NUM_IRQS 128
static void __iomem *icoll_base = MXS_IO_ADDRESS(MXS_ICOLL_BASE_ADDR);
static void __iomem *icoll_base;
static struct irq_domain *icoll_domain;
static void icoll_ack_irq(struct irq_data *d)
@ -103,6 +103,9 @@ static struct irq_domain_ops icoll_irq_domain_ops = {
static void __init icoll_of_init(struct device_node *np,
struct device_node *interrupt_parent)
{
icoll_base = of_iomap(np, 0);
WARN_ON(!icoll_base);
/*
* Interrupt Collector reset, which initializes the priority
* for each irq to level 0.