sh: pci: Consolidate SH7780 PCIC IRQ routing.

Now that the platform code is a bit leaner, we can start consolidating
the various IRQ routing implementations. There are effectively only 2
variants, and the others can use those directly.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/drivers/pci/Makefile

@@ -16,11 +16,11 @@ obj-$(CONFIG_SH_DREAMCAST)		+= ops-dreamcast.o fixups-dreamcast.o
 obj-$(CONFIG_SH_SECUREEDGE5410)		+= ops-snapgear.o
 obj-$(CONFIG_SH_RTS7751R2D)		+= ops-rts7751r2d.o fixups-rts7751r2d.o
 obj-$(CONFIG_SH_SH03)			+= ops-sh03.o fixups-sh03.o
-obj-$(CONFIG_SH_HIGHLANDER)		+= ops-r7780rp.o fixups-r7780rp.o
-obj-$(CONFIG_SH_SDK7780)		+= ops-sdk7780.o fixups-sdk7780.o
+obj-$(CONFIG_SH_HIGHLANDER)		+= fixups-r7780rp.o
+obj-$(CONFIG_SH_SH7785LCR)		+= fixups-r7780rp.o
+obj-$(CONFIG_SH_SDK7780)		+= fixups-sdk7780.o
+obj-$(CONFIG_SH_7780_SOLUTION_ENGINE)	+= fixups-sdk7780.o
 obj-$(CONFIG_SH_TITAN)			+= ops-titan.o
 obj-$(CONFIG_SH_LANDISK)		+= ops-landisk.o
 obj-$(CONFIG_SH_LBOX_RE2)		+= ops-lboxre2.o fixups-lboxre2.o
-obj-$(CONFIG_SH_7780_SOLUTION_ENGINE)	+= ops-se7780.o fixups-sdk7780.o
 obj-$(CONFIG_SH_CAYMAN)			+= ops-cayman.o
-obj-$(CONFIG_SH_SH7785LCR)		+= ops-sh7785lcr.o fixups-r7780rp.o

arch/sh/drivers/pci/fixups-r7780rp.c

@@ -11,9 +11,17 @@
  * for more details.
  */
 #include <linux/pci.h>
+#include <linux/io.h>
 #include "pci-sh4.h"
-#include <asm/io.h>
 
+static char irq_tab[] __initdata = {
+	65, 66, 67, 68,
+};
+
+int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
+{
+	return irq_tab[slot];
+}
 int pci_fixup_pcic(struct pci_channel *chan)
 {
 	pci_write_reg(chan, 0x000043ff, SH4_PCIINTM);

arch/sh/drivers/pci/fixups-sdk7780.c

@@ -5,15 +5,32 @@
  *
  * Copyright (C) 2003  Lineo uSolutions, Inc.
  * Copyright (C) 2004 - 2006  Paul Mundt
+ * Copyright (C) 2006  Nobuhiro Iwamatsu
  *
  * 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.
  */
 #include <linux/pci.h>
+#include <linux/io.h>
 #include "pci-sh4.h"
-#include <asm/io.h>
 
+/* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */
+static char sdk7780_irq_tab[4][16] __initdata = {
+	/* INTA */
+	{ 65, 68, 67, 68, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
+	/* INTB */
+	{ 66, 65, -1, 65, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
+	/* INTC */
+	{ 67, 66, -1, 66, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
+	/* INTD */
+	{ 68, 67, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
+};
+
+int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
+{
+       return sdk7780_irq_tab[pin-1][slot];
+}
 int pci_fixup_pcic(struct pci_channel *chan)
 {
 	/* Enable all interrupts, so we know what to fix */