[U-Boot] [PATCH 3/7] serial: mxc: Move cr1 and cr2 write to mxc_serial_setbrg

Jagan Teki jagannadh.teki at gmail.com
Tue Jun 6 05:31:47 UTC 2017


From: Jagan Teki <jagan at amarulasolutions.com>

Control reg write should be part of setbrg for better
buadrate generation, so move cr1 and cr2 write to
mxc_serial_setbrg

Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
---
 drivers/serial/serial_mxc.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/serial/serial_mxc.c b/drivers/serial/serial_mxc.c
index 65c301d..288b610 100644
--- a/drivers/serial/serial_mxc.c
+++ b/drivers/serial/serial_mxc.c
@@ -162,6 +162,9 @@ static void mxc_serial_setbrg(void)
 	writel(0xf, &mxc_base->bir);
 	writel(clk / (2 * gd->baudrate), &mxc_base->bmr);
 
+	writel(UCR2_WS | UCR2_IRTS | UCR2_RXEN | UCR2_TXEN | UCR2_SRST,
+	       &mxc_base->cr2);
+	writel(UCR1_UARTEN, &mxc_base->cr1);
 }
 
 static int mxc_serial_getc(void)
@@ -216,11 +219,6 @@ static int mxc_serial_init(void)
 
 	serial_setbrg();
 
-	writel(UCR2_WS | UCR2_IRTS | UCR2_RXEN | UCR2_TXEN | UCR2_SRST,
-	       &mxc_base->cr2);
-
-	writel(UCR1_UARTEN, &mxc_base->cr1);
-
 	return 0;
 }
 
-- 
1.9.1



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