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authorJeremy McNicoll <jmcnicol@redhat.com>2016-02-03 00:00:45 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-07 10:08:00 +0300
commit7dde55787b43a8f2b4021916db38d90c03a2ec64 (patch)
treed84e359b6f4242b6a37e32ee789e594c87c43ed6 /drivers/tty
parentb4a512b8bf7185787e291cddad3b6457b2367120 (diff)
downloadlinux-7dde55787b43a8f2b4021916db38d90c03a2ec64.tar.xz
tty: Add support for PCIe WCH382 2S multi-IO card
WCH382 2S board is a PCIe card with 2 DB9 COM ports detected as Serial controller: Device 1c00:3253 (rev 10) (prog-if 05 [16850]) Signed-off-by: Jeremy McNicoll <jmcnicol@redhat.com> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/8250/8250_pci.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index e71ec78fc11e..7cd6f9a90542 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1941,6 +1941,7 @@ pci_wch_ch38x_setup(struct serial_private *priv,
#define PCIE_VENDOR_ID_WCH 0x1c00
#define PCIE_DEVICE_ID_WCH_CH382_2S1P 0x3250
#define PCIE_DEVICE_ID_WCH_CH384_4S 0x3470
+#define PCIE_DEVICE_ID_WCH_CH382_2S 0x3253
#define PCI_VENDOR_ID_PERICOM 0x12D8
#define PCI_DEVICE_ID_PERICOM_PI7C9X7951 0x7951
@@ -2637,6 +2638,14 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
.subdevice = PCI_ANY_ID,
.setup = pci_wch_ch353_setup,
},
+ /* WCH CH382 2S card (16850 clone) */
+ {
+ .vendor = PCIE_VENDOR_ID_WCH,
+ .device = PCIE_DEVICE_ID_WCH_CH382_2S,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_wch_ch38x_setup,
+ },
/* WCH CH382 2S1P card (16850 clone) */
{
.vendor = PCIE_VENDOR_ID_WCH,
@@ -2955,6 +2964,7 @@ enum pci_board_num_t {
pbn_fintek_4,
pbn_fintek_8,
pbn_fintek_12,
+ pbn_wch382_2,
pbn_wch384_4,
pbn_pericom_PI7C9X7951,
pbn_pericom_PI7C9X7952,
@@ -3775,6 +3785,13 @@ static struct pciserial_board pci_boards[] = {
.base_baud = 115200,
.first_offset = 0x40,
},
+ [pbn_wch382_2] = {
+ .flags = FL_BASE0,
+ .num_ports = 2,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ .first_offset = 0xC0,
+ },
[pbn_wch384_4] = {
.flags = FL_BASE0,
.num_ports = 4,
@@ -5574,6 +5591,10 @@ static struct pci_device_id serial_pci_tbl[] = {
PCI_ANY_ID, PCI_ANY_ID,
0, 0, pbn_b0_bt_2_115200 },
+ { PCIE_VENDOR_ID_WCH, PCIE_DEVICE_ID_WCH_CH382_2S,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0, pbn_wch382_2 },
+
{ PCIE_VENDOR_ID_WCH, PCIE_DEVICE_ID_WCH_CH384_4S,
PCI_ANY_ID, PCI_ANY_ID,
0, 0, pbn_wch384_4 },