The patch titled
serial: bfin_5xx: remove useless gpio handling with hard flow control
has been removed from the -mm tree. Its filename was
serial-bfin_5xx-remove-useless-gpio-handling-with-hard-flow-control.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: serial: bfin_5xx: remove useless gpio handling with hard flow control
From: Sonic Zhang <sonic.zhang@xxxxxxxxxx>
For UARTs that have dedicated hardware flow control support, there will be
no gpios to request/free as they are part of the normal peripheral pins.
Signed-off-by: Sonic Zhang <sonic.zhang@xxxxxxxxxx>
Signed-off-by: Mike Frysinger <vapier@xxxxxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/serial/bfin_5xx.c | 16 +---------------
1 file changed, 1 insertion(+), 15 deletions(-)
diff -puN drivers/serial/bfin_5xx.c~serial-bfin_5xx-remove-useless-gpio-handling-with-hard-flow-control drivers/serial/bfin_5xx.c
--- a/drivers/serial/bfin_5xx.c~serial-bfin_5xx-remove-useless-gpio-handling-with-hard-flow-control
+++ a/drivers/serial/bfin_5xx.c
@@ -746,15 +746,6 @@ static int bfin_serial_startup(struct ua
Status interrupt.\n");
}
- if (uart->cts_pin >= 0) {
- gpio_request(uart->cts_pin, DRIVER_NAME);
- gpio_direction_output(uart->cts_pin, 1);
- }
- if (uart->rts_pin >= 0) {
- gpio_request(uart->rts_pin, DRIVER_NAME);
- gpio_direction_output(uart->rts_pin, 0);
- }
-
/* CTS RTS PINs are negative assertive. */
UART_PUT_MCR(uart, ACTS);
UART_SET_IER(uart, EDSSI);
@@ -801,10 +792,6 @@ static void bfin_serial_shutdown(struct
gpio_free(uart->rts_pin);
#endif
#ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS
- if (uart->cts_pin >= 0)
- gpio_free(uart->cts_pin);
- if (uart->rts_pin >= 0)
- gpio_free(uart->rts_pin);
if (UART_GET_IER(uart) && EDSSI)
free_irq(uart->status_irq, uart);
#endif
@@ -1409,8 +1396,7 @@ static int bfin_serial_remove(struct pla
continue;
uart_remove_one_port(&bfin_serial_reg, &bfin_serial_ports[i].port);
bfin_serial_ports[i].port.dev = NULL;
-#if defined(CONFIG_SERIAL_BFIN_CTSRTS) || \
- defined(CONFIG_SERIAL_BFIN_HARD_CTSRTS)
+#if defined(CONFIG_SERIAL_BFIN_CTSRTS)
gpio_free(bfin_serial_ports[i].cts_pin);
gpio_free(bfin_serial_ports[i].rts_pin);
#endif
_
Patches currently in -mm which might be from sonic.zhang@xxxxxxxxxx are
linux-next.patch
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