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authorSonic Zhang <sonic.zhang@analog.com>2009-04-07 16:51:15 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-07 08:44:05 -0700
commit6f95570e407d03c5140a220e054f9b18abdc7041 (patch)
treed239c58f148bf0644ee38c86da0fdd36f204240d /arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h
parent1dcb884ca8048efb4ce2999d367c26369ab2227c (diff)
downloadlinux-2.6.38-lt-ux500-6f95570e407d03c5140a220e054f9b18abdc7041.tar.gz
Change hardware flow control from poll to interrupt driven
Only the CTS bit is affected. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h')
-rw-r--r--arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h27
1 files changed, 0 insertions, 27 deletions
diff --git a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h
index 9e34700844a..d46fc4f50cf 100644
--- a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h
@@ -99,7 +99,6 @@ struct bfin_serial_port {
struct work_struct tx_dma_workqueue;
#endif
#ifdef CONFIG_SERIAL_BFIN_CTSRTS
- struct timer_list cts_timer;
int cts_pin;
int rts_pin;
#endif
@@ -167,29 +166,3 @@ struct bfin_serial_res bfin_serial_resource[] = {
};
#define DRIVER_NAME "bfin-uart"
-
-static void bfin_serial_hw_init(struct bfin_serial_port *uart)
-{
-
-#ifdef CONFIG_SERIAL_BFIN_UART0
- peripheral_request(P_UART0_TX, DRIVER_NAME);
- peripheral_request(P_UART0_RX, DRIVER_NAME);
-#endif
-
-#ifdef CONFIG_SERIAL_BFIN_UART1
- peripheral_request(P_UART1_TX, DRIVER_NAME);
- peripheral_request(P_UART1_RX, DRIVER_NAME);
-#endif
-
-#ifdef CONFIG_SERIAL_BFIN_CTSRTS
- if (uart->cts_pin >= 0) {
- gpio_request(uart->cts_pin, DRIVER_NAME);
- gpio_direction_input(uart->cts_pin);
- }
-
- if (uart->rts_pin >= 0) {
- gpio_request(uart->rts_pin, DRIVER_NAME);
- gpio_direction_output(uart->rts_pin, 0);
- }
-#endif
-}