irq_domain/mips: Allow irq_domain on MIPS

[firefly-linux-kernel-4.4.55.git] / arch / mips / kernel / prom.c

diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
index 6b8b4208481e6855104508711fc98e60aa3ac844..558b5395795df810d01c97ed36efa96fc9141eea 100644 (file)
--- 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 */