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tty: serial: omap: remove some dead code

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nobody passes a DTR_gpio to this driver, so
this code is not necessary.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Felipe Balbi 2014-04-23 09:58:34 -05:00 committed by Greg Kroah-Hartman
parent d044d2356f
commit 985bfd54c8
1 changed files with 0 additions and 39 deletions
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39
drivers/tty/serial/omap-serial.c
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@ -163,10 +163,6 @@ struct uart_omap_port {
u8 wakeups_enabled;
u32 features;
int DTR_gpio;
int DTR_inverted;
int DTR_active;
struct serial_rs485 rs485;
int rts_gpio;
@ -694,16 +690,6 @@ static void serial_omap_set_mctrl(struct uart_port *port, unsigned int mctrl)
serial_out(up, UART_MCR, up->mcr);
pm_runtime_mark_last_busy(up->dev);
pm_runtime_put_autosuspend(up->dev);
if (gpio_is_valid(up->DTR_gpio) &&
!!(mctrl & TIOCM_DTR) != up->DTR_active) {
up->DTR_active = !up->DTR_active;
if (gpio_cansleep(up->DTR_gpio))
schedule_work(&up->qos_work);
else
gpio_set_value(up->DTR_gpio,
up->DTR_active != up->DTR_inverted);
}
}
static void serial_omap_break_ctl(struct uart_port *port, int break_state)
@ -847,9 +833,6 @@ static void serial_omap_uart_qos_work(struct work_struct *work)
qos_work);
pm_qos_update_request(&up->pm_qos_request, up->latency);
if (gpio_is_valid(up->DTR_gpio))
gpio_set_value_cansleep(up->DTR_gpio,
up->DTR_active != up->DTR_inverted);
}
static void
@ -1672,28 +1655,6 @@ static int serial_omap_probe(struct platform_device *pdev)
if (IS_ERR(base))
return PTR_ERR(base);
if (gpio_is_valid(omap_up_info->DTR_gpio) &&
omap_up_info->DTR_present) {
ret = devm_gpio_request(&pdev->dev, omap_up_info->DTR_gpio,
"omap-serial");
if (ret < 0)
return ret;
ret = gpio_direction_output(omap_up_info->DTR_gpio,
omap_up_info->DTR_inverted);
if (ret < 0)
return ret;
}
if (gpio_is_valid(omap_up_info->DTR_gpio) &&
omap_up_info->DTR_present) {
up->DTR_gpio = omap_up_info->DTR_gpio;
up->DTR_inverted = omap_up_info->DTR_inverted;
} else {
up->DTR_gpio = -EINVAL;
}
up->DTR_active = 0;
up->dev = &pdev->dev;
up->port.dev = &pdev->dev;
up->port.type = PORT_OMAP;