[PATCH v1 1/2] serial: 8250_exar: Remove useless has_slave member

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Exar UARTs by default supports only up to 8 channels,
all above go as extension. Thus, there is no need to have
an additional property to distinguish them from first ones.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
 drivers/tty/serial/8250/8250_exar.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c
index 2ae4fc4f657c..733dbf8d0fee 100644
--- a/drivers/tty/serial/8250/8250_exar.c
+++ b/drivers/tty/serial/8250/8250_exar.c
@@ -115,7 +115,6 @@ struct exar8250_platform {
 struct exar8250_board {
 	unsigned int num_ports;
 	unsigned int reg_shift;
-	bool has_slave;
 	int	(*setup)(struct exar8250 *, struct pci_dev *,
 			 struct uart_8250_port *, int);
 	void	(*exit)(struct pci_dev *pcidev);
@@ -474,10 +473,10 @@ pci_xr17v35x_setup(struct exar8250 *priv, struct pci_dev *pcidev,
 	port->port.rs485_config = platform->rs485_config;
 
 	/*
-	 * Setup the uart clock for the devices on expansion slot to
+	 * Setup the UART clock for the devices on expansion slot to
 	 * half the clock speed of the main chip (which is 125MHz)
 	 */
-	if (board->has_slave && idx >= 8)
+	if (idx >= 8)
 		port->port.uartclk /= 2;
 
 	ret = default_setup(priv, pcidev, idx, offset, port);
@@ -655,14 +654,12 @@ static const struct exar8250_board pbn_exar_XR17V35x = {
 
 static const struct exar8250_board pbn_exar_XR17V4358 = {
 	.num_ports	= 12,
-	.has_slave	= true,
 	.setup		= pci_xr17v35x_setup,
 	.exit		= pci_xr17v35x_exit,
 };
 
 static const struct exar8250_board pbn_exar_XR17V8358 = {
 	.num_ports	= 16,
-	.has_slave	= true,
 	.setup		= pci_xr17v35x_setup,
 	.exit		= pci_xr17v35x_exit,
 };
-- 
2.18.0

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