Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7dde5578 authored by Jeremy McNicoll's avatar Jeremy McNicoll Committed by Greg Kroah-Hartman
Browse files

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: default avatarJeremy McNicoll <jmcnicol@redhat.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b4a512b8

drivers/tty/serial/8250/8250_pci.c

+21 −0
Original line number Diff line number Diff line
@@ -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 },