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Message-ID: <ed2d69ca06335b2bad6f03a94f78b06be5e4061a.1278682303.git.siccegge@cs.fau.de>
Date: Fri, 9 Jul 2010 15:50:46 +0200
From: Christoph Egger <siccegge@...fau.de>
To: Greg Kroah-Hartman <gregkh@...e.de>,
Mike Frysinger <vapier@...too.org>,
Sonic Zhang <sonic.zhang@...log.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Alan Cox <alan@...ux.intel.com>, linux-kernel@...r.kernel.org
Cc: vamos-dev@...informatik.uni-erlangen.de
Subject: [PATCH 10/11] Removing dead SERIAL_BFIN_SPORT_CTSRTS
SERIAL_BFIN_SPORT_CTSRTS doesn't exist in Kconfig, therefore removing
all references for it from the source code.
Signed-off-by: Christoph Egger <siccegge@...fau.de>
---
drivers/serial/bfin_sport_uart.c | 85 --------------------------------------
1 files changed, 0 insertions(+), 85 deletions(-)
diff --git a/drivers/serial/bfin_sport_uart.c b/drivers/serial/bfin_sport_uart.c
index e57fb3d..05cd3a6 100644
--- a/drivers/serial/bfin_sport_uart.c
+++ b/drivers/serial/bfin_sport_uart.c
@@ -49,10 +49,6 @@ struct sport_uart_port {
unsigned short txmask2;
unsigned char stopb;
/* unsigned char parib; */
-#ifdef CONFIG_SERIAL_BFIN_SPORT_CTSRTS
- int cts_pin;
- int rts_pin;
-#endif
};
static int sport_uart_tx_chars(struct sport_uart_port *up);
@@ -203,47 +199,6 @@ static irqreturn_t sport_uart_err_irq(int irq, void *dev_id)
return IRQ_HANDLED;
}
-#ifdef CONFIG_SERIAL_BFIN_SPORT_CTSRTS
-static unsigned int sport_get_mctrl(struct uart_port *port)
-{
- struct sport_uart_port *up = (struct sport_uart_port *)port;
- if (up->cts_pin < 0)
- return TIOCM_CTS | TIOCM_DSR | TIOCM_CAR;
-
- /* CTS PIN is negative assertive. */
- if (SPORT_UART_GET_CTS(up))
- return TIOCM_CTS | TIOCM_DSR | TIOCM_CAR;
- else
- return TIOCM_DSR | TIOCM_CAR;
-}
-
-static void sport_set_mctrl(struct uart_port *port, unsigned int mctrl)
-{
- struct sport_uart_port *up = (struct sport_uart_port *)port;
- if (up->rts_pin < 0)
- return;
-
- /* RTS PIN is negative assertive. */
- if (mctrl & TIOCM_RTS)
- SPORT_UART_ENABLE_RTS(up);
- else
- SPORT_UART_DISABLE_RTS(up);
-}
-
-/*
- * Handle any change of modem status signal.
- */
-static irqreturn_t sport_mctrl_cts_int(int irq, void *dev_id)
-{
- struct sport_uart_port *up = (struct sport_uart_port *)dev_id;
- unsigned int status;
-
- status = sport_get_mctrl(&up->port);
- uart_handle_cts_change(&up->port, status & TIOCM_CTS);
-
- return IRQ_HANDLED;
-}
-#else
static unsigned int sport_get_mctrl(struct uart_port *port)
{
pr_debug("%s enter\n", __func__);
@@ -254,7 +209,6 @@ static void sport_set_mctrl(struct uart_port *port, unsigned int mctrl)
{
pr_debug("%s enter\n", __func__);
}
-#endif
/* Reqeust IRQ, Setup clock */
static int sport_startup(struct uart_port *port)
@@ -284,21 +238,6 @@ static int sport_startup(struct uart_port *port)
goto fail2;
}
-#ifdef CONFIG_SERIAL_BFIN_SPORT_CTSRTS
- if (up->cts_pin >= 0) {
- if (request_irq(gpio_to_irq(up->cts_pin),
- sport_mctrl_cts_int,
- IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING |
- IRQF_DISABLED, "BFIN_SPORT_UART_CTS", up)) {
- up->cts_pin = -1;
- dev_info(port->dev, "Unable to attach BlackFin UART \
- over SPORT CTS interrupt. So, disable it.\n");
- }
- }
- if (up->rts_pin >= 0)
- gpio_direction_output(up->rts_pin, 0);
-#endif
-
return 0;
fail2:
free_irq(up->port.irq+1, up);
@@ -438,10 +377,6 @@ static void sport_shutdown(struct uart_port *port)
free_irq(up->port.irq, up);
free_irq(up->port.irq+1, up);
free_irq(up->err_irq, up);
-#ifdef CONFIG_SERIAL_BFIN_SPORT_CTSRTS
- if (up->cts_pin >= 0)
- free_irq(gpio_to_irq(up->cts_pin), up);
-#endif
}
static const char *sport_type(struct uart_port *port)
@@ -599,11 +534,7 @@ sport_uart_console_setup(struct console *co, char *options)
int baud = 57600;
int bits = 8;
int parity = 'n';
-# ifdef CONFIG_SERIAL_BFIN_SPORT_CTSRTS
- int flow = 'r';
-# else
int flow = 'n';
-# endif
/* Check whether an invalid uart number has been specified */
if (co->index < 0 || co->index >= BFIN_SPORT_UART_MAX_PORTS)
@@ -795,22 +726,6 @@ static int __devinit sport_uart_probe(struct platform_device *pdev)
ret = -ENOENT;
goto out_error_unmap;
}
-#ifdef CONFIG_SERIAL_BFIN_SPORT_CTSRTS
- res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- if (res == NULL)
- sport->cts_pin = -1;
- else
- sport->cts_pin = res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_IO, 1);
- if (res == NULL)
- sport->rts_pin = -1;
- else
- sport->rts_pin = res->start;
-
- if (sport->rts_pin >= 0)
- gpio_request(sport->rts_pin, DRV_NAME);
-#endif
}
#ifdef CONFIG_SERIAL_BFIN_SPORT_CONSOLE
--
1.7.0.4
--
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