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author | Michal Simek <michal.simek@xilinx.com> | 2013-08-27 10:49:00 +0200 |
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committer | Michal Simek <michal.simek@xilinx.com> | 2013-09-03 11:24:48 +0200 |
commit | 8a9e90a12816d0d26ccfb98cf6ac224a5a45d453 (patch) | |
tree | f66d10e7556a0df30ada3e9853bcf9ce2553e99c | |
parent | 968674bd456a126dc22c0e34ba8231f3be258b04 (diff) | |
download | linux-8a9e90a12816d0d26ccfb98cf6ac224a5a45d453.tar.gz linux-8a9e90a12816d0d26ccfb98cf6ac224a5a45d453.tar.bz2 linux-8a9e90a12816d0d26ccfb98cf6ac224a5a45d453.zip |
microblaze: intc: Using irqchip
- Move init_IRQ to irq.c
- Use IRQCHIP_DECLARE macro
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
-rw-r--r-- | arch/microblaze/kernel/intc.c | 12 | ||||
-rw-r--r-- | arch/microblaze/kernel/irq.c | 7 |
2 files changed, 14 insertions, 5 deletions
diff --git a/arch/microblaze/kernel/intc.c b/arch/microblaze/kernel/intc.c index ed056a092b82..07be937b3d9a 100644 --- a/arch/microblaze/kernel/intc.c +++ b/arch/microblaze/kernel/intc.c @@ -18,6 +18,7 @@ #include <asm/prom.h> #include <asm/irq.h> +#include "../../drivers/irqchip/irqchip.h" static unsigned int intc_baseaddr; @@ -115,13 +116,10 @@ static const struct irq_domain_ops xintc_irq_domain_ops = { .map = xintc_map, }; -void __init init_IRQ(void) +static int __init xilinx_intc_of_init(struct device_node *intc, + struct device_node *parent) { u32 nr_irq, intr_mask; - struct device_node *intc = NULL; - - intc = of_find_compatible_node(NULL, NULL, "xlnx,xps-intc-1.00.a"); - BUG_ON(!intc); intc_baseaddr = be32_to_cpup(of_get_property(intc, "reg", NULL)); intc_baseaddr = (unsigned long) ioremap(intc_baseaddr, PAGE_SIZE); @@ -155,4 +153,8 @@ void __init init_IRQ(void) (void *)intr_mask); irq_set_default_host(root_domain); + + return 0; } + +IRQCHIP_DECLARE(xilinx_intc, "xlnx,xps-intc-1.00.a", xilinx_intc_of_init); diff --git a/arch/microblaze/kernel/irq.c b/arch/microblaze/kernel/irq.c index b205b90ed110..11e24de91aa4 100644 --- a/arch/microblaze/kernel/irq.c +++ b/arch/microblaze/kernel/irq.c @@ -17,6 +17,7 @@ #include <linux/seq_file.h> #include <linux/kernel_stat.h> #include <linux/irq.h> +#include <linux/irqchip.h> #include <linux/of_irq.h> static u32 concurrent_irq; @@ -44,3 +45,9 @@ next_irq: set_irq_regs(old_regs); trace_hardirqs_on(); } + +void __init init_IRQ(void) +{ + /* process the entire interrupt tree in one go */ + irqchip_init(); +} |