diff options
author | Sonic Zhang <sonic.zhang@analog.com> | 2009-04-07 11:51:15 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-07 11:44:05 -0400 |
commit | 6f95570e407d03c5140a220e054f9b18abdc7041 (patch) | |
tree | d239c58f148bf0644ee38c86da0fdd36f204240d /arch/blackfin/mach-bf533 | |
parent | 1dcb884ca8048efb4ce2999d367c26369ab2227c (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-bf533')
-rw-r--r-- | arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h index 5f517f53b0fd..70356ddf8509 100644 --- a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h | |||
@@ -142,23 +142,3 @@ struct bfin_serial_res bfin_serial_resource[] = { | |||
142 | }; | 142 | }; |
143 | 143 | ||
144 | #define DRIVER_NAME "bfin-uart" | 144 | #define DRIVER_NAME "bfin-uart" |
145 | |||
146 | static void bfin_serial_hw_init(struct bfin_serial_port *uart) | ||
147 | { | ||
148 | |||
149 | #ifdef CONFIG_SERIAL_BFIN_UART0 | ||
150 | peripheral_request(P_UART0_TX, DRIVER_NAME); | ||
151 | peripheral_request(P_UART0_RX, DRIVER_NAME); | ||
152 | #endif | ||
153 | |||
154 | #ifdef CONFIG_SERIAL_BFIN_CTSRTS | ||
155 | if (uart->cts_pin >= 0) { | ||
156 | gpio_request(uart->cts_pin, DRIVER_NAME); | ||
157 | gpio_direction_input(uart->cts_pin); | ||
158 | } | ||
159 | if (uart->rts_pin >= 0) { | ||
160 | gpio_request(uart->rts_pin, DRIVER_NAME); | ||
161 | gpio_direction_output(uart->rts_pin, 0); | ||
162 | } | ||
163 | #endif | ||
164 | } | ||