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authorMike Frysinger <vapier.adi@gmail.com>2008-05-07 11:41:26 +0800
committerBryan Wu <cooloney@kernel.org>2008-05-07 11:41:26 +0800
commit45828b812ddb608ddf83eff11601f62b726d13ab (patch)
tree462b7f1d8eb16da3700e285a9b9035037c9f5085 /include/asm-blackfin/mach-bf527
parent89bf6dc51ac7adb5a7d443648d9eb76909a1df8e (diff)
Blackfin Serial Driver: abstract away DLAB differences into header
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'include/asm-blackfin/mach-bf527')
-rw-r--r--include/asm-blackfin/mach-bf527/bfin_serial_5xx.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h
index 1bbfc2d75bde..26e3c8076b4e 100644
--- a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h
@@ -50,6 +50,9 @@
#define UART_PUT_LCR(uart, v) bfin_write16(((uart)->port.membase + OFFSET_LCR), v)
#define UART_PUT_GCTL(uart, v) bfin_write16(((uart)->port.membase + OFFSET_GCTL), v)
+#define UART_SET_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) | DLAB); SSYNC(); } while (0)
+#define UART_CLEAR_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) & ~DLAB); SSYNC(); } while (0)
+
#if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART1_CTSRTS)
# define CONFIG_SERIAL_BFIN_CTSRTS