[PATCH v6 3/3] serial: 8250_pci: remove exar code

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Remove the exar specific codes from 8250_pci and blacklist those chips
so that the exar serial binds to the devices.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@xxxxxxxxxxxxxxx>
---
 drivers/tty/serial/8250/8250_pci.c | 309 +------------------------------------
 1 file changed, 6 insertions(+), 303 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index aa0166b..8393acb 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1605,8 +1605,10 @@ static int pci_eg20t_init(struct pci_dev *dev)
 #endif
 }
 
-#define PCI_DEVICE_ID_EXAR_XR17V4358	0x4358
-#define PCI_DEVICE_ID_EXAR_XR17V8358	0x8358
+#define PCI_DEVICE_ID_COMMTECH_4222PCI335 0x0004
+#define PCI_DEVICE_ID_COMMTECH_4224PCI335 0x0002
+#define PCI_DEVICE_ID_COMMTECH_2324PCI335 0x000a
+#define PCI_DEVICE_ID_COMMTECH_2328PCI335 0x000b
 
 #define UART_EXAR_MPIOINT_7_0	0x8f	/* MPIOINT[7:0] */
 #define UART_EXAR_MPIOLVL_7_0	0x90	/* MPIOLVL[7:0] */
@@ -1622,75 +1624,6 @@ static int pci_eg20t_init(struct pci_dev *dev)
 #define UART_EXAR_MPIOOD_15_8	0x9a	/* MPIOOD[15:8] */
 
 static int
-pci_xr17c154_setup(struct serial_private *priv,
-		  const struct pciserial_board *board,
-		  struct uart_8250_port *port, int idx)
-{
-	port->port.flags |= UPF_EXAR_EFR;
-	return pci_default_setup(priv, board, port, idx);
-}
-
-static inline int
-xr17v35x_has_slave(struct serial_private *priv)
-{
-	const int dev_id = priv->dev->device;
-
-	return ((dev_id == PCI_DEVICE_ID_EXAR_XR17V4358) ||
-		(dev_id == PCI_DEVICE_ID_EXAR_XR17V8358));
-}
-
-static int
-pci_xr17v35x_setup(struct serial_private *priv,
-		  const struct pciserial_board *board,
-		  struct uart_8250_port *port, int idx)
-{
-	u8 __iomem *p;
-
-	p = pci_ioremap_bar(priv->dev, 0);
-	if (p == NULL)
-		return -ENOMEM;
-
-	port->port.flags |= UPF_EXAR_EFR;
-
-	/*
-	 * Setup the uart clock for the devices on expansion slot to
-	 * half the clock speed of the main chip (which is 125MHz)
-	 */
-	if (xr17v35x_has_slave(priv) && idx >= 8)
-		port->port.uartclk = (7812500 * 16 / 2);
-
-	/*
-	 * Setup Multipurpose Input/Output pins.
-	 */
-	if (idx == 0) {
-		writeb(0x00, p + UART_EXAR_MPIOINT_7_0);
-		writeb(0x00, p + UART_EXAR_MPIOLVL_7_0);
-		writeb(0x00, p + UART_EXAR_MPIO3T_7_0);
-		writeb(0x00, p + UART_EXAR_MPIOINV_7_0);
-		writeb(0x00, p + UART_EXAR_MPIOSEL_7_0);
-		writeb(0x00, p + UART_EXAR_MPIOOD_7_0);
-		writeb(0x00, p + UART_EXAR_MPIOINT_15_8);
-		writeb(0x00, p + UART_EXAR_MPIOLVL_15_8);
-		writeb(0x00, p + UART_EXAR_MPIO3T_15_8);
-		writeb(0x00, p + UART_EXAR_MPIOINV_15_8);
-		writeb(0x00, p + UART_EXAR_MPIOSEL_15_8);
-		writeb(0x00, p + UART_EXAR_MPIOOD_15_8);
-	}
-	writeb(0x00, p + UART_EXAR_8XMODE);
-	writeb(UART_FCTR_EXAR_TRGD, p + UART_EXAR_FCTR);
-	writeb(128, p + UART_EXAR_TXTRG);
-	writeb(128, p + UART_EXAR_RXTRG);
-	iounmap(p);
-
-	return pci_default_setup(priv, board, port, idx);
-}
-
-#define PCI_DEVICE_ID_COMMTECH_4222PCI335 0x0004
-#define PCI_DEVICE_ID_COMMTECH_4224PCI335 0x0002
-#define PCI_DEVICE_ID_COMMTECH_2324PCI335 0x000a
-#define PCI_DEVICE_ID_COMMTECH_2328PCI335 0x000b
-
-static int
 pci_fastcom335_setup(struct serial_private *priv,
 		  const struct pciserial_board *board,
 		  struct uart_8250_port *port, int idx)
@@ -1809,9 +1742,6 @@ static int pci_eg20t_init(struct pci_dev *dev)
 #define PCI_VENDOR_ID_AGESTAR		0x5372
 #define PCI_DEVICE_ID_AGESTAR_9375	0x6872
 #define PCI_VENDOR_ID_ASIX		0x9710
-#define PCI_DEVICE_ID_COMMTECH_4224PCIE	0x0020
-#define PCI_DEVICE_ID_COMMTECH_4228PCIE	0x0021
-#define PCI_DEVICE_ID_COMMTECH_4222PCIE	0x0022
 #define PCI_DEVICE_ID_BROADCOM_TRUMANAGE 0x160a
 #define PCI_DEVICE_ID_AMCC_ADDIDATA_APCI7800 0x818e
 
@@ -2273,65 +2203,6 @@ static int pci_eg20t_init(struct pci_dev *dev)
 		.setup		= pci_timedia_setup,
 	},
 	/*
-	 * Exar cards
-	 */
-	{
-		.vendor = PCI_VENDOR_ID_EXAR,
-		.device = PCI_DEVICE_ID_EXAR_XR17C152,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17c154_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_EXAR,
-		.device = PCI_DEVICE_ID_EXAR_XR17C154,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17c154_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_EXAR,
-		.device = PCI_DEVICE_ID_EXAR_XR17C158,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17c154_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_EXAR,
-		.device = PCI_DEVICE_ID_EXAR_XR17V352,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17v35x_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_EXAR,
-		.device = PCI_DEVICE_ID_EXAR_XR17V354,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17v35x_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_EXAR,
-		.device = PCI_DEVICE_ID_EXAR_XR17V358,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17v35x_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_EXAR,
-		.device = PCI_DEVICE_ID_EXAR_XR17V4358,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17v35x_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_EXAR,
-		.device = PCI_DEVICE_ID_EXAR_XR17V8358,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17v35x_setup,
-	},
-	/*
 	 * Xircom cards
 	 */
 	{
@@ -2587,27 +2458,6 @@ static int pci_eg20t_init(struct pci_dev *dev)
 		.subdevice	= PCI_ANY_ID,
 		.setup		= pci_fastcom335_setup,
 	},
-	{
-		.vendor = PCI_VENDOR_ID_COMMTECH,
-		.device = PCI_DEVICE_ID_COMMTECH_4222PCIE,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17v35x_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_COMMTECH,
-		.device = PCI_DEVICE_ID_COMMTECH_4224PCIE,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17v35x_setup,
-	},
-	{
-		.vendor = PCI_VENDOR_ID_COMMTECH,
-		.device = PCI_DEVICE_ID_COMMTECH_4228PCIE,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_xr17v35x_setup,
-	},
 	/*
 	 * Broadcom TruManage (NetXtreme)
 	 */
@@ -2820,15 +2670,9 @@ enum pci_board_num_t {
 	pbn_computone_6,
 	pbn_computone_8,
 	pbn_sbsxrsio,
-	pbn_exar_XR17C152,
-	pbn_exar_XR17C154,
-	pbn_exar_XR17C158,
 	pbn_exar_XR17V352,
 	pbn_exar_XR17V354,
 	pbn_exar_XR17V358,
-	pbn_exar_XR17V4358,
-	pbn_exar_XR17V8358,
-	pbn_exar_ibm_saturn,
 	pbn_pasemi_1682M,
 	pbn_ni8430_2,
 	pbn_ni8430_4,
@@ -3473,24 +3317,6 @@ enum pci_board_num_t {
 	 *  Only basic 16550A support.
 	 *  XR17C15[24] are not tested, but they should work.
 	 */
-	[pbn_exar_XR17C152] = {
-		.flags		= FL_BASE0,
-		.num_ports	= 2,
-		.base_baud	= 921600,
-		.uart_offset	= 0x200,
-	},
-	[pbn_exar_XR17C154] = {
-		.flags		= FL_BASE0,
-		.num_ports	= 4,
-		.base_baud	= 921600,
-		.uart_offset	= 0x200,
-	},
-	[pbn_exar_XR17C158] = {
-		.flags		= FL_BASE0,
-		.num_ports	= 8,
-		.base_baud	= 921600,
-		.uart_offset	= 0x200,
-	},
 	[pbn_exar_XR17V352] = {
 		.flags		= FL_BASE0,
 		.num_ports	= 2,
@@ -3515,28 +3341,6 @@ enum pci_board_num_t {
 		.reg_shift	= 0,
 		.first_offset	= 0,
 	},
-	[pbn_exar_XR17V4358] = {
-		.flags		= FL_BASE0,
-		.num_ports	= 12,
-		.base_baud	= 7812500,
-		.uart_offset	= 0x400,
-		.reg_shift	= 0,
-		.first_offset	= 0,
-	},
-	[pbn_exar_XR17V8358] = {
-		.flags		= FL_BASE0,
-		.num_ports	= 16,
-		.base_baud	= 7812500,
-		.uart_offset	= 0x400,
-		.reg_shift	= 0,
-		.first_offset	= 0,
-	},
-	[pbn_exar_ibm_saturn] = {
-		.flags		= FL_BASE0,
-		.num_ports	= 1,
-		.base_baud	= 921600,
-		.uart_offset	= 0x200,
-	},
 
 	/*
 	 * PA Semi PWRficient PA6T-1682M on-chip UART
@@ -3734,6 +3538,8 @@ enum pci_board_num_t {
 	{ PCI_VDEVICE(INTEL, 0x228c), },
 	{ PCI_VDEVICE(INTEL, 0x9ce3), },
 	{ PCI_VDEVICE(INTEL, 0x9ce4), },
+	/* Exar devices */
+	{ PCI_VDEVICE(EXAR, PCI_ANY_ID), },
 };
 
 /*
@@ -4159,58 +3965,6 @@ static SIMPLE_DEV_PM_OPS(pciserial_pm_ops, pciserial_suspend_one,
 		PCI_VENDOR_ID_AFAVLAB,
 		PCI_SUBDEVICE_ID_AFAVLAB_P061, 0, 0,
 		pbn_b0_4_1152000 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_232, 0, 0,
-		pbn_b0_2_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_232, 0, 0,
-		pbn_b0_4_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_232, 0, 0,
-		pbn_b0_8_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_1_1, 0, 0,
-		pbn_b0_2_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_2, 0, 0,
-		pbn_b0_4_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_4, 0, 0,
-		pbn_b0_8_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2, 0, 0,
-		pbn_b0_2_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4, 0, 0,
-		pbn_b0_4_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8, 0, 0,
-		pbn_b0_8_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_485, 0, 0,
-		pbn_b0_2_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_485, 0, 0,
-		pbn_b0_4_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
-		PCI_SUBVENDOR_ID_CONNECT_TECH,
-		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_485, 0, 0,
-		pbn_b0_8_1843200_200 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
-		PCI_VENDOR_ID_IBM, PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT,
-		0, 0, pbn_exar_ibm_saturn },
-
 	{	PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_U530,
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		pbn_b2_bt_1_115200 },
@@ -4938,45 +4692,6 @@ static SIMPLE_DEV_PM_OPS(pciserial_pm_ops, pciserial_suspend_one,
 	{	PCI_VENDOR_ID_DCI, PCI_DEVICE_ID_DCI_PCCOM8,
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		pbn_b3_8_115200 },
-
-	/*
-	 * Exar Corp. XR17C15[248] Dual/Quad/Octal UART
-	 */
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17C152 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17C154 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17C158 },
-	/*
-	 * Exar Corp. XR17V[48]35[248] Dual/Quad/Octal/Hexa PCIe UARTs
-	 */
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V352,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17V352 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V354,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17V354 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V358,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17V358 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V4358,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17V4358 },
-	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V8358,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17V8358 },
 	/*
 	 * Pericom PI7C9X795[1248] Uno/Dual/Quad/Octal UART
 	 */
@@ -5571,18 +5286,6 @@ static SIMPLE_DEV_PM_OPS(pciserial_pm_ops, pciserial_suspend_one,
 		PCI_ANY_ID, PCI_ANY_ID,
 		0,
 		0, pbn_b0_8_1152000_200 },
-	{	PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_4222PCIE,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17V352 },
-	{	PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_4224PCIE,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17V354 },
-	{	PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_4228PCIE,
-		PCI_ANY_ID, PCI_ANY_ID,
-		0,
-		0, pbn_exar_XR17V358 },
 
 	/* Fintek PCI serial cards */
 	{ PCI_DEVICE(0x1c29, 0x1104), .driver_data = pbn_fintek_4 },
-- 
1.9.1

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