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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-10-26 16:50:05 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-10-29 07:39:30 -0700
commitc68d2b1594548cda7f6dbac6a4d9d30a9b01558c (patch)
tree6b2011fcd806906a64b0a98eeb798effb879d168
parent1b62cbf2140df510a56d38b9d49df2aae95cd0d2 (diff)
8250_pci: add IBM Saturn serial card
The IBM Saturn serial card has only one port. Without that fixup, the kernel thinks it has two, which confuses userland setup and admin tools as well. [akpm@linux-foundation.org: fix pci-ids.h layout] Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Alan Cox <alan@linux.intel.com> Cc: Michael Reed <mreed10@us.ibm.com> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/serial/8250_pci.c11
-rw-r--r--include/linux/pci_ids.h3
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 32946936990..42e8550cd2b 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -1561,6 +1561,7 @@ enum pci_board_num_t {
pbn_exar_XR17C152,
pbn_exar_XR17C154,
pbn_exar_XR17C158,
+ pbn_exar_ibm_saturn,
pbn_pasemi_1682M,
pbn_ni8430_2,
pbn_ni8430_4,
@@ -2150,6 +2151,13 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 921600,
.uart_offset = 0x200,
},
+ [pbn_exar_ibm_saturn] = {
+ .flags = FL_BASE0,
+ .num_ports = 1,
+ .base_baud = 921600,
+ .uart_offset = 0x200,
+ },
+
/*
* PA Semi PWRficient PA6T-1682M on-chip UART
*/
@@ -2684,6 +2692,9 @@ static struct pci_device_id serial_pci_tbl[] = {
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_485, 0, 0,
pbn_b0_8_1843200_200 },
+ { PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
+ PCI_VENDOR_ID_IBM, PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT,
+ 0, 0, pbn_exar_ibm_saturn },
{ PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_U530,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index df48628d870..b0f0f3851cd 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -482,6 +482,9 @@
#define PCI_DEVICE_ID_IBM_ICOM_V2_ONE_PORT_RVX_ONE_PORT_MDM_PCIE 0x0361
#define PCI_DEVICE_ID_IBM_ICOM_FOUR_PORT_MODEL 0x252
+#define PCI_SUBVENDOR_ID_IBM 0x1014
+#define PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT 0x03d4
+
#define PCI_VENDOR_ID_UNISYS 0x1018
#define PCI_DEVICE_ID_UNISYS_DMA_DIRECTOR 0x001C