i2c/scx200_acb: Make PCI device ids constant

Make PCI device ids constant as we just did for many other i2c bus
drivers already.
Signed-off-by: NJean Delvare <khali@linux-fr.org>
Cc: Márton Németh <nm127@freemail.hu>

drivers/i2c/busses/scx200_acb.c

@@ -552,7 +552,7 @@ static int __init scx200_create_isa(const char *text, unsigned long base,
  * the name and the BAR where the I/O address resource is located.  ISA
  * devices are flagged with a bar value of -1 */
 
-static struct pci_device_id scx200_pci[] = {
+static const struct pci_device_id scx200_pci[] __initconst = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_BRIDGE),
 	  .driver_data = 0 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE),