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| author | Sascha Hauer <sascha@saschahauer.de> | 2008-04-17 08:44:47 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-04-17 16:18:22 +0100 |
| commit | 789d52589a0849004ced991549a61dd110dfeb10 (patch) | |
| tree | 016d934319462e2301f7a8c8896f4b787dbaf3ad | |
| parent | 0d3c3938ff9855d8996db4083efd62e86b8987eb (diff) | |
| download | op-kernel-dev-789d52589a0849004ced991549a61dd110dfeb10.zip op-kernel-dev-789d52589a0849004ced991549a61dd110dfeb10.tar.gz | |
[ARM] 4996/1: <IMX UART>: do not enable tx empty interrupt on startup
We are not interested in tranceiver empty interrupts until we actually
sent a buffer.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | drivers/serial/imx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index f759664..dd1e071 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -536,7 +536,7 @@ static int imx_startup(struct uart_port *port) writel(USR1_RTSD, sport->port.membase + USR1); temp = readl(sport->port.membase + UCR1); - temp |= (UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN); + temp |= UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN; writel(temp, sport->port.membase + UCR1); temp = readl(sport->port.membase + UCR2); |
