From: Richard Retanubun <RichardRetanubun@RuggedCom.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 06/07] Coldfire: Applied baudrate formula of serial_init to serial_setbrg
Date: Fri, 23 Jan 2009 17:10:55 -0500 [thread overview]
Message-ID: <497A406F.1070703@RuggedCom.com> (raw)
Applied the patch for baudrate divider value truncation for
serial_init to serial_setbrg as well.
Signed-off-by: Richard Retanubun <RichardRetanubun@RuggedCom.com>
---
drivers/serial/mcfuart.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/serial/mcfuart.c b/drivers/serial/mcfuart.c
index e04fc29..0b53140 100644
--- a/drivers/serial/mcfuart.c
+++ b/drivers/serial/mcfuart.c
@@ -115,8 +115,9 @@ void serial_setbrg(void)
volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE);
u32 counter;
- counter = ((gd->bus_clk / gd->baudrate)) >> 5;
- counter++;
+ /* Setting up BaudRate */
+ counter = (u32) ((gd->bus_clk / 32) + (gd->baudrate / 2));
+ counter = counter / gd->baudrate;
/* write to CTUR: divide counter upper byte */
uart->ubg1 = ((counter & 0xff00) >> 8);
--
1.5.6.5
next reply other threads:[~2009-01-23 22:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-23 22:10 Richard Retanubun [this message]
2009-02-04 15:39 ` [U-Boot] [PATCH 06/07] [REBASED] Coldfire: Applied baudrate formula of serial_init to serial_setbrg Richard Retanubun
2009-02-04 15:42 ` [U-Boot] [PATCH 06/07] [REBASED V2] " Richard Retanubun
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