MIPS: Kill MIPS_GIC_IRQ_BASE

It never got used by any driver.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

arch/mips/include/asm/mach-generic/irq.h

@@ -36,10 +36,4 @@
 
 #endif /* CONFIG_IRQ_MIPS_CPU */
 
-#ifdef CONFIG_MIPS_GIC
-#ifndef MIPS_GIC_IRQ_BASE
-#define MIPS_GIC_IRQ_BASE (MIPS_CPU_IRQ_BASE + 8)
-#endif
-#endif /* CONFIG_MIPS_GIC */
-
 #endif /* __ASM_MACH_GENERIC_IRQ_H */

arch/mips/include/asm/mach-ralink/mt7621.h

@@ -31,6 +31,4 @@
 #define MT7621_CHIP_NAME0		0x3637544D
 #define MT7621_CHIP_NAME1		0x20203132
 
-#define MIPS_GIC_IRQ_BASE           (MIPS_CPU_IRQ_BASE + 8)
-
 #endif