[MIPS] Cleanup TX39/TX49 irq code

Cleanup jmr3927, tx4927 and tx4938 irq codes, using common IRQ_CPU,
I8259 and IRQ_TXX9 irq routines.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/include/asm-mips/tx4927/tx4927_pci.h b/include/asm-mips/tx4927/tx4927_pci.h
index 66c0646..f98b2bb 100644
--- a/include/asm-mips/tx4927/tx4927_pci.h
+++ b/include/asm-mips/tx4927/tx4927_pci.h
@@ -48,7 +48,7 @@
 #define TX4927_PCI_CLK_ACK      0x04
 #define TX4927_PCI_CLK_ACE      0x02
 #define TX4927_PCI_CLK_ENDIAN   0x01
-#define TX4927_NR_IRQ_LOCAL     (8+16)
+#define TX4927_NR_IRQ_LOCAL     TX4927_IRQ_PIC_BEG
 #define TX4927_NR_IRQ_IRC       32      /* On-Chip IRC */
 
 #define TX4927_IR_PCIC  	16
@@ -99,21 +99,6 @@
         volatile unsigned long long ramp;
 };
 
-struct tx4927_irc_reg {
-        volatile unsigned long cer;
-        volatile unsigned long cr[2];
-        volatile unsigned long unused0;
-        volatile unsigned long ilr[8];
-        volatile unsigned long unused1[4];
-        volatile unsigned long imr;
-        volatile unsigned long unused2[7];
-        volatile unsigned long scr;
-        volatile unsigned long unused3[7];
-        volatile unsigned long ssr;
-        volatile unsigned long unused4[7];
-        volatile unsigned long csr;
-};
-
 struct tx4927_pcic_reg {
         volatile unsigned long pciid;
         volatile unsigned long pcistatus;
@@ -182,11 +167,6 @@
 
 #endif /* _LANGUAGE_ASSEMBLY */
 
-/* IRCSR : Int. Current Status */
-#define TX4927_IRCSR_IF         0x00010000
-#define TX4927_IRCSR_ILV_MASK   0x00000700
-#define TX4927_IRCSR_IVL_MASK   0x0000001f
-
 /*
  * PCIC
  */
@@ -278,7 +258,6 @@
 #define tx4927_pcicptr          ((struct tx4927_pcic_reg *)TX4927_PCIC_REG)
 #define tx4927_ccfgptr          ((struct tx4927_ccfg_reg *)TX4927_CCFG_REG)
 #define tx4927_ebuscptr         ((struct tx4927_ebusc_reg *)TX4927_EBUSC_REG)
-#define tx4927_ircptr           ((struct tx4927_irc_reg *)TX4927_IRC_REG)
 
 #endif /* _LANGUAGE_ASSEMBLY */