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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-bf548/include/mach
parent1dcb884ca8048efb4ce2999d367c26369ab2227c (diff)
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-bf548/include/mach')
-rw-r--r--arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h45
1 files changed, 0 insertions, 45 deletions
diff --git a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h
index c05e79cba25..388e2328aeb 100644
--- a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h
@@ -181,48 +181,3 @@ 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);
-
-#ifdef CONFIG_BFIN_UART1_CTSRTS
- peripheral_request(P_UART1_RTS, DRIVER_NAME);
- peripheral_request(P_UART1_CTS, DRIVER_NAME);
-#endif
-#endif
-
-#ifdef CONFIG_SERIAL_BFIN_UART2
- peripheral_request(P_UART2_TX, DRIVER_NAME);
- peripheral_request(P_UART2_RX, DRIVER_NAME);
-#endif
-
-#ifdef CONFIG_SERIAL_BFIN_UART3
- peripheral_request(P_UART3_TX, DRIVER_NAME);
- peripheral_request(P_UART3_RX, DRIVER_NAME);
-
-#ifdef CONFIG_BFIN_UART3_CTSRTS
- peripheral_request(P_UART3_RTS, DRIVER_NAME);
- peripheral_request(P_UART3_CTS, DRIVER_NAME);
-#endif
-#endif
- SSYNC();
-#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
-}