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authorJiaqing Zhao <jiaqing.zhao@linux.intel.com>2023-07-24 08:39:32 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-07-30 13:54:56 +0200
commit0b32216557ce3b2a468d1282d99b428bf72ff532 (patch)
tree38809db4639cff9d0beebb8b85eb4cdee32db02a /drivers
parent3029ad91335353a70feb42acd24d580d70ab258b (diff)
serial: 8250_pci: add support for ASIX AX99100
Each of the 4 PCI functions on ASIX AX99100 PCIe to Multi I/O Controller can be configured as a single-port serial port controller. The subvendor id is 0x1000 when configured as serial port and MSI interrupts are supported. Signed-off-by: Jiaqing Zhao <jiaqing.zhao@linux.intel.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20230724083933.3173513-4-jiaqing.zhao@linux.intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/tty/serial/8250/8250_pci.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index d2d547b5da95..62a9bd30b4db 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -67,6 +67,8 @@ static const struct pci_device_id pci_use_msi[] = {
0xA000, 0x1000) },
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9922,
0xA000, 0x1000) },
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ASIX, PCI_DEVICE_ID_ASIX_AX99100,
+ 0xA000, 0x1000) },
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_HP_3PAR, PCI_DEVICE_ID_HPE_PCI_SERIAL,
PCI_ANY_ID, PCI_ANY_ID) },
{ }
@@ -5557,6 +5559,14 @@ static const struct pci_device_id serial_pci_tbl[] = {
{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9865,
0xA000, 0x3004,
0, 0, pbn_b0_bt_4_115200 },
+
+ /*
+ * ASIX AX99100 PCIe to Multi I/O Controller
+ */
+ { PCI_VENDOR_ID_ASIX, PCI_DEVICE_ID_ASIX_AX99100,
+ 0xA000, 0x1000,
+ 0, 0, pbn_b0_1_115200 },
+
/* Intel CE4100 */
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_CE4100_UART,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,