summary refs log tree commit diff
path: root/arch/mips/kernel/prom.c
diff options
context:
space:
mode:
authorGrant Likely <grant.likely@secretlab.ca>2012-02-24 08:07:06 -0700
committerGrant Likely <grant.likely@secretlab.ca>2012-02-24 09:47:23 -0700
commitabd2363f6a5f1030b935e0bdc15cf917313b3b10 (patch)
tree1f4546497af8162a60573203c5b017e2f7fed1f5 /arch/mips/kernel/prom.c
parentb4e518547da042fdc65bd4bdafd046fed13337d5 (diff)
downloadlinux-abd2363f6a5f1030b935e0bdc15cf917313b3b10.tar.gz
irq_domain/mips: Allow irq_domain on MIPS
This patch makes IRQ_DOMAIN usable on MIPS.  It uses an ugly workaround
to preserve current behaviour so that MIPS has time to add irq_domain
registration to the irq controller drivers.  The workaround will be
removed in Linux v3.6

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Rob Herring <rob.herring@calxeda.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-mips@linux-mips.org
Diffstat (limited to 'arch/mips/kernel/prom.c')
-rw-r--r--arch/mips/kernel/prom.c14
1 files changed, 0 insertions, 14 deletions
diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
index 6b8b4208481e..558b5395795d 100644
--- a/arch/mips/kernel/prom.c
+++ b/arch/mips/kernel/prom.c
@@ -60,20 +60,6 @@ void __init early_init_dt_setup_initrd_arch(unsigned long start,
 }
 #endif
 
-/*
- * irq_create_of_mapping - Hook to resolve OF irq specifier into a Linux irq#
- *
- * Currently the mapping mechanism is trivial; simple flat hwirq numbers are
- * mapped 1:1 onto Linux irq numbers.  Cascaded irq controllers are not
- * supported.
- */
-unsigned int irq_create_of_mapping(struct device_node *controller,
-				   const u32 *intspec, unsigned int intsize)
-{
-	return intspec[0];
-}
-EXPORT_SYMBOL_GPL(irq_create_of_mapping);
-
 void __init early_init_devtree(void *params)
 {
 	/* Setup flat device-tree pointer */