sh: pci-sh7780: fix pci memory address for fixed PMB

Fix the problem that cannot work a PCI device when 32-bit physical
address mode.

Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c
index 078dc44..773d575 100644
--- a/arch/sh/drivers/pci/pci-sh7780.c
+++ b/arch/sh/drivers/pci/pci-sh7780.c
@@ -127,8 +127,8 @@
 	pci_write_reg(word, SH4_PCILSR0);
 	pci_write_reg(0x00000001, SH4_PCILSR1);
 	/* Set the values on window 0 PCI config registers */
-	word = (CONFIG_MEMORY_SIZE > 0x08000000) ? 0x10000000 : 0x08000000;
-	pci_write_reg(word | 0xa0000000, SH4_PCILAR0);
+	word = CONFIG_MEMORY_START | (CONFIG_MEMORY_SIZE - 0x01000000);
+	pci_write_reg(word, SH4_PCILAR0);
 	pci_write_reg(word, SH7780_PCIMBAR0);
 	/* Set the values on window 1 PCI config registers */
 	pci_write_reg(0x00000000, SH4_PCILAR1);