[MIPS] JMR3927 cleanup

* Kill dead codes
* Rearrange irq chip handlers
* Minimize defconfig

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

4 files changed, 4 insertions, 196 deletions

diff --git a/include/asm-mips/jmr3927/irq.h b/include/asm-mips/jmr3927/irq.h
deleted file mode 100644
index e3e7ed38da6c..000000000000
--- a/include/asm-mips/jmr3927/irq.h
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- *  linux/include/asm-mips/tx3927/irq.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2001 Toshiba Corporation
- */
-#ifndef __ASM_TX3927_IRQ_H
-#define __ASM_TX3927_IRQ_H
-
-#ifndef __ASSEMBLY__
-
-#include <asm/irq.h>
-
-struct tb_irq_space {
-        struct tb_irq_space* next;
-        int start_irqno;
-        int nr_irqs;
-        void (*mask_func)(int irq_nr, int space_id);
-        void (*unmask_func)(int irq_no, int space_id);
-        const char *name;
-        int space_id;
-        int can_share;
-};
-extern struct tb_irq_space* tb_irq_spaces;
-
-static __inline__ void add_tb_irq_space(struct tb_irq_space* sp)
-{
-        sp->next = tb_irq_spaces;
-        tb_irq_spaces = sp;
-}
-
-
-struct pt_regs;
-extern void
-toshibaboards_spurious(struct pt_regs *regs, int irq);
-extern void
-toshibaboards_irqdispatch(struct pt_regs *regs, int irq);
-
-extern struct irqaction *
-toshibaboards_get_irq_action(int irq);
-extern int
-toshibaboards_setup_irq(int irq, struct irqaction * new);
-
-
-extern int (*toshibaboards_gen_iack)(void);
-
-#endif /* !__ASSEMBLY__ */
-
-#define NR_ISA_IRQS 16
-#define TB_IRQ_IS_ISA(irq)      \
-        (0 <= (irq) && (irq) < NR_ISA_IRQS)
-#define TB_IRQ_TO_ISA_IRQ(irq)  (irq)
-
-#endif /* __ASM_TX3927_IRQ_H */
diff --git a/include/asm-mips/jmr3927/jmr3927.h b/include/asm-mips/jmr3927/jmr3927.h
index c50e68ffa3af..958e29706e2d 100644
--- a/include/asm-mips/jmr3927/jmr3927.h
+++ b/include/asm-mips/jmr3927/jmr3927.h
@@ -1,5 +1,5 @@
 /*
- * Defines for the TJSYS JMR-TX3927/JMI-3927IO2/JMY-1394IF.
+ * Defines for the TJSYS JMR-TX3927
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -12,10 +12,7 @@
 
 #include <asm/jmr3927/tx3927.h>
 #include <asm/addrspace.h>
-#include <asm/jmr3927/irq.h>
-#ifndef __ASSEMBLY__
 #include <asm/system.h>
-#endif
 
 /* CS */
 #define JMR3927_ROMCE0  0x1fc00000      /* 4M */
@@ -35,28 +32,10 @@
 #define JMR3927_SDRAM_SIZE      0x02000000      /* 32M */
 #define JMR3927_PORT_BASE       KSEG1
 
-/* select indirect initiator access per errata */
-#define JMR3927_INIT_INDIRECT_PCI
-#define PCI_ISTAT_IDICC           0x1000
-#define PCI_IPCIBE_IBE_LONG       0
-#define PCI_IPCIBE_ICMD_IOREAD    2
-#define PCI_IPCIBE_ICMD_IOWRITE   3
-#define PCI_IPCIBE_ICMD_MEMREAD   6
-#define PCI_IPCIBE_ICMD_MEMWRITE  7
-#define PCI_IPCIBE_ICMD_SHIFT     4
-
 /* Address map (virtual address) */
 #define JMR3927_ROM0_BASE       (KSEG1 + JMR3927_ROMCE0)
 #define JMR3927_ROM1_BASE       (KSEG1 + JMR3927_ROMCE1)
 #define JMR3927_IOC_BASE        (KSEG1 + JMR3927_ROMCE2)
-#define JMR3927_IOB_BASE        (KSEG1 + JMR3927_ROMCE3)
-#define JMR3927_ISAMEM_BASE     (JMR3927_IOB_BASE)
-#define JMR3927_ISAIO_BASE      (JMR3927_IOB_BASE + 0x01000000)
-#define JMR3927_ISAC_BASE       (JMR3927_IOB_BASE + 0x02000000)
-#define JMR3927_LCDVGA_REG_BASE (JMR3927_IOB_BASE + 0x03000000)
-#define JMR3927_LCDVGA_MEM_BASE (JMR3927_IOB_BASE + 0x03800000)
-#define JMR3927_JMY1394_BASE    (KSEG1 + JMR3927_ROMCE5)
-#define JMR3927_PREMIER3_BASE   (JMR3927_JMY1394_BASE + 0x00100000)
 #define JMR3927_PCIMEM_BASE     (KSEG1 + JMR3927_PCIMEM)
 #define JMR3927_PCIIO_BASE      (KSEG1 + JMR3927_PCIIO)
 
@@ -72,25 +51,14 @@
 #define JMR3927_IOC_INTP_ADDR   (JMR3927_IOC_BASE + 0x000b0000)
 #define JMR3927_IOC_RESET_ADDR  (JMR3927_IOC_BASE + 0x000f0000)
 
-#define JMR3927_ISAC_REV_ADDR   (JMR3927_ISAC_BASE + 0x00000000)
-#define JMR3927_ISAC_EINTS_ADDR (JMR3927_ISAC_BASE + 0x00200000)
-#define JMR3927_ISAC_EINTM_ADDR (JMR3927_ISAC_BASE + 0x00300000)
-#define JMR3927_ISAC_NMI_ADDR   (JMR3927_ISAC_BASE + 0x00400000)
-#define JMR3927_ISAC_LED_ADDR   (JMR3927_ISAC_BASE + 0x00500000)
-#define JMR3927_ISAC_INTP_ADDR  (JMR3927_ISAC_BASE + 0x00800000)
-#define JMR3927_ISAC_INTS1_ADDR (JMR3927_ISAC_BASE + 0x00900000)
-#define JMR3927_ISAC_INTS2_ADDR (JMR3927_ISAC_BASE + 0x00a00000)
-#define JMR3927_ISAC_INTM_ADDR  (JMR3927_ISAC_BASE + 0x00b00000)
-
 /* Flash ROM */
 #define JMR3927_FLASH_BASE      (JMR3927_ROM0_BASE)
 #define JMR3927_FLASH_SIZE      0x00400000
 
-/* bits for IOC_REV/IOC_BREV/ISAC_REV (high byte) */
+/* bits for IOC_REV/IOC_BREV (high byte) */
 #define JMR3927_IDT_MASK        0xfc
 #define JMR3927_REV_MASK        0x03
 #define JMR3927_IOC_IDT         0xe0
-#define JMR3927_ISAC_IDT        0x20
 
 /* bits for IOC_INTS1/IOC_INTS2/IOC_INTM/IOC_INTP (high byte) */
 #define JMR3927_IOC_INTB_PCIA   0
@@ -114,40 +82,6 @@
 #define JMR3927_IOC_RESET_CPU   1
 #define JMR3927_IOC_RESET_PCI   2
 
-/* bits for ISAC_EINTS/ISAC_EINTM (high byte) */
-#define JMR3927_ISAC_EINTB_IOCHK        2
-#define JMR3927_ISAC_EINTB_BWTH 4
-#define JMR3927_ISAC_EINTF_IOCHK        (1 << JMR3927_ISAC_EINTB_IOCHK)
-#define JMR3927_ISAC_EINTF_BWTH (1 << JMR3927_ISAC_EINTB_BWTH)
-
-/* bits for ISAC_LED (high byte) */
-#define JMR3927_ISAC_LED_ISALED 0x01
-#define JMR3927_ISAC_LED_USRLED 0x02
-
-/* bits for ISAC_INTS/ISAC_INTM/ISAC_INTP (high byte) */
-#define JMR3927_ISAC_INTB_IRQ5  0
-#define JMR3927_ISAC_INTB_IRQKB 1
-#define JMR3927_ISAC_INTB_IRQMOUSE      2
-#define JMR3927_ISAC_INTB_IRQ4  3
-#define JMR3927_ISAC_INTB_IRQ12 4
-#define JMR3927_ISAC_INTB_IRQ3  5
-#define JMR3927_ISAC_INTB_IRQ10 6
-#define JMR3927_ISAC_INTB_ISAER 7
-#define JMR3927_ISAC_INTF_IRQ5  (1 << JMR3927_ISAC_INTB_IRQ5)
-#define JMR3927_ISAC_INTF_IRQKB (1 << JMR3927_ISAC_INTB_IRQKB)
-#define JMR3927_ISAC_INTF_IRQMOUSE      (1 << JMR3927_ISAC_INTB_IRQMOUSE)
-#define JMR3927_ISAC_INTF_IRQ4  (1 << JMR3927_ISAC_INTB_IRQ4)
-#define JMR3927_ISAC_INTF_IRQ12 (1 << JMR3927_ISAC_INTB_IRQ12)
-#define JMR3927_ISAC_INTF_IRQ3  (1 << JMR3927_ISAC_INTB_IRQ3)
-#define JMR3927_ISAC_INTF_IRQ10 (1 << JMR3927_ISAC_INTB_IRQ10)
-#define JMR3927_ISAC_INTF_ISAER (1 << JMR3927_ISAC_INTB_ISAER)
-
-#ifndef __ASSEMBLY__
-
-#if 0
-#define jmr3927_ioc_reg_out(d, a)       ((*(volatile unsigned short *)(a)) = (d) << 8)
-#define jmr3927_ioc_reg_in(a)           (((*(volatile unsigned short *)(a)) >> 8) & 0xff)
-#else
 #if defined(__BIG_ENDIAN)
 #define jmr3927_ioc_reg_out(d, a)       ((*(volatile unsigned char *)(a)) = (d))
 #define jmr3927_ioc_reg_in(a)           (*(volatile unsigned char *)(a))
@@ -157,31 +91,9 @@
 #else
 #error "No Endian"
 #endif
-#endif
-#define jmr3927_isac_reg_out(d, a)      ((*(volatile unsigned char *)(a)) = (d))
-#define jmr3927_isac_reg_in(a)          (*(volatile unsigned char *)(a))
-
-static inline int jmr3927_have_isac(void)
-{
-        unsigned char idt;
-        unsigned long flags;
-        unsigned long romcr3;
-
-        local_irq_save(flags);
-        romcr3 = tx3927_romcptr->cr[3];
-        tx3927_romcptr->cr[3] &= 0xffffefff;    /* do not wait infinitely */
-        idt = jmr3927_isac_reg_in(JMR3927_ISAC_REV_ADDR) & JMR3927_IDT_MASK;
-        tx3927_romcptr->cr[3] = romcr3;
-        local_irq_restore(flags);
-
-        return idt == JMR3927_ISAC_IDT;
-}
-#define jmr3927_have_nvram() \
-        ((jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR) & JMR3927_IDT_MASK) == JMR3927_IOC_IDT)
 
 /* LED macro */
 #define jmr3927_led_set(n/*0-16*/)      jmr3927_ioc_reg_out(~(n), JMR3927_IOC_LED_ADDR)
-#define jmr3927_io_led_set(n/*0-3*/)    jmr3927_isac_reg_out((n), JMR3927_ISAC_LED_ADDR)
 
 #define jmr3927_led_and_set(n/*0-16*/)  jmr3927_ioc_reg_out((~(n)) & jmr3927_ioc_reg_in(JMR3927_IOC_LED_ADDR), JMR3927_IOC_LED_ADDR)
 
@@ -190,10 +102,6 @@ static inline int jmr3927_have_isac(void)
 #define jmr3927_dipsw2()        ((tx3927_pioptr->din & (1 << 10)) == 0)
 #define jmr3927_dipsw3()        ((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 2) == 0)
 #define jmr3927_dipsw4()        ((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 1) == 0)
-#define jmr3927_io_dipsw()      (jmr3927_isac_reg_in(JMR3927_ISAC_LED_ADDR) >> 4)
-
-
-#endif /* !__ASSEMBLY__ */
 
 /*
  * IRQ mappings
@@ -206,16 +114,10 @@ static inline int jmr3927_have_isac(void)
  */
 #define JMR3927_NR_IRQ_IRC      16      /* On-Chip IRC */
 #define JMR3927_NR_IRQ_IOC      8       /* PCI/MODEM/INT[6:7] */
-#define JMR3927_NR_IRQ_ISAC     8       /* ISA */
 
-
-#define JMR3927_IRQ_IRC NR_ISA_IRQS
+#define JMR3927_IRQ_IRC 16
 #define JMR3927_IRQ_IOC (JMR3927_IRQ_IRC + JMR3927_NR_IRQ_IRC)
-#define JMR3927_IRQ_ISAC        (JMR3927_IRQ_IOC + JMR3927_NR_IRQ_IOC)
-#define JMR3927_IRQ_END (JMR3927_IRQ_ISAC + JMR3927_NR_IRQ_ISAC)
-#define JMR3927_IRQ_IS_IRC(irq) (JMR3927_IRQ_IRC <= (irq) && (irq) < JMR3927_IRQ_IOC)
-#define JMR3927_IRQ_IS_IOC(irq)         (JMR3927_IRQ_IOC <= (irq) && (irq) < JMR3927_IRQ_ISAC)
-#define JMR3927_IRQ_IS_ISAC(irq)        (JMR3927_IRQ_ISAC <= (irq) && (irq) < JMR3927_IRQ_END)
+#define JMR3927_IRQ_END (JMR3927_IRQ_IOC + JMR3927_NR_IRQ_IOC)
 
 #define JMR3927_IRQ_IRC_INT0    (JMR3927_IRQ_IRC + TX3927_IR_INT0)
 #define JMR3927_IRQ_IRC_INT1    (JMR3927_IRQ_IRC + TX3927_IR_INT1)
@@ -240,37 +142,13 @@ static inline int jmr3927_have_isac(void)
 #define JMR3927_IRQ_IOC_INT6    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT6)
 #define JMR3927_IRQ_IOC_INT7    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT7)
 #define JMR3927_IRQ_IOC_SOFT    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_SOFT)
-#define JMR3927_IRQ_ISAC_IRQ5   (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ5)
-#define JMR3927_IRQ_ISAC_IRQKB  (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQKB)
-#define JMR3927_IRQ_ISAC_IRQMOUSE       (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQMOUSE)
-#define JMR3927_IRQ_ISAC_IRQ4   (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ4)
-#define JMR3927_IRQ_ISAC_IRQ12  (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ12)
-#define JMR3927_IRQ_ISAC_IRQ3   (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ3)
-#define JMR3927_IRQ_ISAC_IRQ10  (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ10)
-#define JMR3927_IRQ_ISAC_ISAER  (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_ISAER)
 
-#if 0   /* auto detect */
-/* RTL8019AS 10M Ether (JMI-3927IO2:JPW2:1-2 Short) */
-#define JMR3927_IRQ_ETHER1      JMR3927_IRQ_IRC_INT0
-#endif
 /* IOC (PCI, MODEM) */
 #define JMR3927_IRQ_IOCINT      JMR3927_IRQ_IRC_INT1
-/* ISAC (ISA, PCMCIA, KEYBOARD, MOUSE) */
-#define JMR3927_IRQ_ISACINT     JMR3927_IRQ_IRC_INT2
 /* TC35815 100M Ether (JMR-TX3912:JPW4:2-3 Short) */
 #define JMR3927_IRQ_ETHER0      JMR3927_IRQ_IRC_INT3
 /* Clock Tick (10ms) */
 #define JMR3927_IRQ_TICK        JMR3927_IRQ_IRC_TMR0
-#define JMR3927_IRQ_IDE         JMR3927_IRQ_ISAC_IRQ12
-
-/* IEEE1394 (Note that this may conflicts with RTL8019AS 10M Ether...) */
-#define JMR3927_IRQ_PREMIER3    JMR3927_IRQ_IRC_INT0
-
-/* I/O Ports */
-/* RTL8019AS 10M Ether */
-#define JMR3927_ETHER1_PORT     (JMR3927_ISAIO_BASE - JMR3927_PORT_BASE + 0x280)
-#define JMR3927_KBD_PORT        (JMR3927_ISAIO_BASE - JMR3927_PORT_BASE + 0x00800060)
-#define JMR3927_IDE_PORT        (JMR3927_ISAIO_BASE - JMR3927_PORT_BASE + 0x001001f0)
 
 /* Clocks */
 #define JMR3927_CORECLK 132710400       /* 132.7MHz */
diff --git a/include/asm-mips/jmr3927/tx3927.h b/include/asm-mips/jmr3927/tx3927.h
index b3d67c75d9ac..0b9073bfb759 100644
--- a/include/asm-mips/jmr3927/tx3927.h
+++ b/include/asm-mips/jmr3927/tx3927.h
@@ -22,8 +22,6 @@
 #define TX3927_SIO_REG(ch)      (0xfffef300 + (ch) * 0x100)
 #define TX3927_PIO_REG          0xfffef500
 
-#ifndef __ASSEMBLY__
-
 struct tx3927_sdramc_reg {
         volatile unsigned long cr[8];
         volatile unsigned long tr[3];
@@ -164,8 +162,6 @@ struct tx3927_ccfg_reg {
         volatile unsigned long pdcr;
 };
 
-#endif /* !__ASSEMBLY__ */
-
 /*
  * SDRAMC
  */
@@ -348,8 +344,6 @@ struct tx3927_ccfg_reg {
 #define TX3927_PCFG_SELDMA_ALL  0x0000000f
 #define TX3927_PCFG_SELDMA(ch)  (0x00000001<<(ch))
 
-#ifndef __ASSEMBLY__
-
 #define tx3927_sdramcptr        ((struct tx3927_sdramc_reg *)TX3927_SDRAMC_REG)
 #define tx3927_romcptr          ((struct tx3927_romc_reg *)TX3927_ROMC_REG)
 #define tx3927_dmaptr           ((struct tx3927_dma_reg *)TX3927_DMA_REG)
@@ -360,6 +354,4 @@ struct tx3927_ccfg_reg {
 #define tx3927_sioptr(ch)       ((struct txx927_sio_reg *)TX3927_SIO_REG(ch))
 #define tx3927_pioptr           ((struct txx927_pio_reg *)TX3927_PIO_REG)
 
-#endif /* !__ASSEMBLY__ */
-
 #endif /* __ASM_TX3927_H */
diff --git a/include/asm-mips/jmr3927/txx927.h b/include/asm-mips/jmr3927/txx927.h
index 9d5792eab452..58a8ff6be815 100644
--- a/include/asm-mips/jmr3927/txx927.h
+++ b/include/asm-mips/jmr3927/txx927.h
@@ -10,8 +10,6 @@
 #ifndef __ASM_TXX927_H
 #define __ASM_TXX927_H
 
-#ifndef __ASSEMBLY__
-
 struct txx927_tmr_reg {
         volatile unsigned long tcr;
         volatile unsigned long tisr;
@@ -52,9 +50,6 @@ struct txx927_pio_reg {
         volatile unsigned long maskext;
 };
 
-#endif /* !__ASSEMBLY__ */
-
-
 /*
  * TMR
  */