Adds support for the WCH CH355 4S card in the 8250 serial driver.
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(b) The contribution is based upon previous work that, to the best
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Signed-off-by: Alexandr Petrenko <petrenkoas83@xxxxxxxxx>
---
--- drivers/tty/serial/8250/8250_pci.c.orig 2016-05-17
15:39:19.504426878 +0300
+++ drivers/tty/serial/8250/8250_pci.c 2016-05-17 15:39:35.976985841 +0300
@@ -1850,6 +1850,16 @@ pci_wch_ch353_setup(struct serial_privat
}
static int
+pci_wch_ch355_setup(struct serial_private *priv,
+ const struct pciserial_board *board,
+ struct uart_8250_port *port, int idx)
+{
+ port->port.flags |= UPF_FIXED_TYPE;
+ port->port.type = PORT_16550A;
+ return pci_default_setup(priv, board, port, idx);
+}
+
+static int
pci_wch_ch38x_setup(struct serial_private *priv,
const struct pciserial_board *board,
struct uart_8250_port *port, int idx)
@@ -1900,6 +1910,7 @@ pci_wch_ch38x_setup(struct serial_privat
#define PCI_DEVICE_ID_WCH_CH353_2S1PF 0x5046
#define PCI_DEVICE_ID_WCH_CH353_1S1P 0x5053
#define PCI_DEVICE_ID_WCH_CH353_2S1P 0x7053
+#define PCI_DEVICE_ID_WCH_CH355_4S 0x7173
#define PCI_VENDOR_ID_AGESTAR 0x5372
#define PCI_DEVICE_ID_AGESTAR_9375 0x6872
#define PCI_VENDOR_ID_ASIX 0x9710
@@ -2603,6 +2614,14 @@ static struct pci_serial_quirk pci_seria
.subdevice = PCI_ANY_ID,
.setup = pci_wch_ch353_setup,
},
+ /* WCH CH355 4S card (16550 clone) */
+ {
+ .vendor = PCI_VENDOR_ID_WCH,
+ .device = PCI_DEVICE_ID_WCH_CH355_4S,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_wch_ch355_setup,
+ },
/* WCH CH382 2S card (16850 clone) */
{
.vendor = PCIE_VENDOR_ID_WCH,
@@ -3797,6 +3816,7 @@ static const struct pci_device_id blackl
/* multi-io cards handled by parport_serial */
{ PCI_DEVICE(0x4348, 0x7053), }, /* WCH CH353 2S1P */
{ PCI_DEVICE(0x4348, 0x5053), }, /* WCH CH353 1S1P */
+ { PCI_DEVICE(0x4348, 0x7173), }, /* WCH CH355 4S */
{ PCI_DEVICE(0x1c00, 0x3250), }, /* WCH CH382 2S1P */
{ PCI_DEVICE(0x1c00, 0x3470), }, /* WCH CH384 4S */
@@ -5552,6 +5572,10 @@ static struct pci_device_id serial_pci_t
PCI_ANY_ID, PCI_ANY_ID,
0, 0, pbn_b0_bt_2_115200 },
+ { PCI_VENDOR_ID_WCH, PCI_DEVICE_ID_WCH_CH355_4S,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0, pbn_b0_bt_4_115200 },
+
{ PCIE_VENDOR_ID_WCH, PCIE_DEVICE_ID_WCH_CH382_2S,
PCI_ANY_ID, PCI_ANY_ID,
0, 0, pbn_wch382_2 },
--
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