Messages in this thread Patch in this message | | | Subject | [PATCH] 8250_pci: Add IBM Saturn serial card | From | Benjamin Herrenschmidt <> | Date | Wed, 14 Oct 2009 10:40:53 +1100 |
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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.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> ---
Andrew & Others on CC... not sure who takes care of patches to that driver nowadays. Should I send directly to Linus ?
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c index e7108e7..7b5ff09 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, @@ -2146,6 +2147,13 @@ 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 */ @@ -2649,6 +2657,9 @@ 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 0d96be9..06a7b94 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -481,6 +481,8 @@ #define PCI_DEVICE_ID_IBM_ICOM_V2_ONE_PORT_RVX_ONE_PORT_MDM 0x0251 #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
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