ARCNET: add com20020 PCI IDs with metadata
This patch adds metadata for the com20020 to prepare for devices with
multiple io address areas with multi card interfaces.
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/com20020.h b/include/linux/com20020.h
index 5dcfb94..6a1ceca 100644
--- a/include/linux/com20020.h
+++ b/include/linux/com20020.h
@@ -41,6 +41,22 @@
#define BUS_ALIGN 1
#endif
+#define PLX_PCI_MAX_CARDS 1
+
+struct com20020_pci_channel_map {
+ u32 bar;
+ u32 offset;
+ u32 size; /* 0x00 - auto, e.g. length of entire bar */
+};
+
+struct com20020_pci_card_info {
+ const char *name;
+ int devcount;
+
+ struct com20020_pci_channel_map chan_map_tbl[PLX_PCI_MAX_CARDS];
+
+ unsigned int flags;
+};
#define _INTMASK (ioaddr+BUS_ALIGN*0) /* writable */
#define _STATUS (ioaddr+BUS_ALIGN*0) /* readable */