linux-kernel - [PATCH v2] parport_serial: Add support for WCH CH382L PCI-E single parallel port card.

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Message-Id: <1496665430-7738-1-git-send-email-gq@cs.msu.su>
Date:   Mon,  5 Jun 2017 15:23:50 +0300
From:   Alexander GQ Gerasiov <gq@...msu.su>
To:     Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc:     linux-kernel@...r.kernel.org, Alexander Gerasiov <gq@...lab-i.ru>
Subject: [PATCH v2] parport_serial: Add support for WCH CH382L PCI-E single parallel port card.

From: Alexander Gerasiov <gq@...lab-i.ru>

WCH CH382L is a PCI-E adapter with 1 parallel port. It is similair to CH382
but serial ports are not soldered on board. Detected as
Serial controller: Device 1c00:3050 (rev 10) (prog-if 05 [16850])

Signed-off-by: Alexander Gerasiov <gq@...lab-i.ru>
---
 drivers/parport/parport_serial.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c
index e15b4845f7c6..f26fc8758095 100644
--- a/drivers/parport/parport_serial.c
+++ b/drivers/parport/parport_serial.c
@@ -65,6 +65,7 @@ enum parport_pc_pci_cards {
 	wch_ch353_1s1p,
 	wch_ch353_2s1p,
 	wch_ch382_2s1p,
+	wch_ch382_0s1p,
 	sunix_2s1p,
 };
 
@@ -153,6 +154,7 @@ static struct parport_pc_pci cards[] = {
 	/* wch_ch353_1s1p*/             { 1, { { 1, -1}, } },
 	/* wch_ch353_2s1p*/             { 1, { { 2, -1}, } },
 	/* wch_ch382_2s1p*/             { 1, { { 2, -1}, } },
+	/* wch_ch382_0s1p*/		{ 1, { { 2, -1}, } },
 	/* sunix_2s1p */                { 1, { { 3, -1 }, } },
 };
 
@@ -260,6 +262,7 @@ static struct pci_device_id parport_serial_pci_tbl[] = {
 	{ 0x4348, 0x5053, PCI_ANY_ID, PCI_ANY_ID, 0, 0, wch_ch353_1s1p},
 	{ 0x4348, 0x7053, 0x4348, 0x3253, 0, 0, wch_ch353_2s1p},
 	{ 0x1c00, 0x3250, 0x1c00, 0x3250, 0, 0, wch_ch382_2s1p},
+	{ 0x1c00, 0x3050, 0x1c00, 0x3050, 0, 0, wch_ch382_0s1p},
 
 	/*
 	 * More SUNIX variations. At least one of these has part number
@@ -504,6 +507,12 @@ static struct pciserial_board pci_parport_serial_boards[] = {
 		.uart_offset    = 8,
 		.first_offset   = 0xC0,
 	},
+	[wch_ch382_0s1p] = {
+		.flags          = FL_BASE0,
+		.num_ports      = 0,
+		.base_baud      = 115200,
+		.uart_offset    = 8,
+	},
 	[sunix_2s1p] = {
 		.flags		= FL_BASE0|FL_BASE_BARS,
 		.num_ports	= 2,
-- 
2.11.0