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authorQipan Li <Qipan.Li@csr.com>2015-05-14 06:45:25 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-05-24 12:50:41 -0700
commit7f60f2fe16206d5db6a228dfe1de5ea0a9e5da46 (patch)
tree6ba0de32add0c54ef2ad25241645f60e6f0bea8f /drivers/tty/serial/sirfsoc_uart.h
parentd9e8e976faef867f9be579d6a76e1271d5d30da8 (diff)
serial: sirf: add serial loopback function support
Signed-off-by: Qipan Li <Qipan.Li@csr.com> Signed-off-by: Barry Song <Baohua.Song@csr.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/sirfsoc_uart.h')
-rw-r--r--drivers/tty/serial/sirfsoc_uart.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/sirfsoc_uart.h b/drivers/tty/serial/sirfsoc_uart.h
index b49c23a94ee8..3ab3141e1aae 100644
--- a/drivers/tty/serial/sirfsoc_uart.h
+++ b/drivers/tty/serial/sirfsoc_uart.h
@@ -322,7 +322,7 @@ struct sirfsoc_uart_register sirfsoc_uart = {
#define SIRFSOC_USP_RX_CLK_DIVISOR_OFFSET 24
#define SIRFSOC_USP_ASYNC_DIV2_MASK 0x3f
#define SIRFSOC_USP_ASYNC_DIV2_OFFSET 16
-
+#define SIRFSOC_USP_LOOP_BACK_CTRL BIT(2)
/* USP-UART Common */
#define SIRFSOC_UART_RX_TIMEOUT(br, to) (((br) * (((to) + 999) / 1000)) / 1000)
#define SIRFUART_RECV_TIMEOUT_VALUE(x) \