From: Axel Lin <axel.lin@ingics.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 1/3] spi: bfin_spi: Use DIV_ROUND_UP instead of open-coded
Date: Fri, 12 Jul 2013 17:39:41 +0800 [thread overview]
Message-ID: <1373621981.24016.2.camel@phoenix> (raw)
Use DIV_ROUND_UP to simplify the code.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
drivers/spi/bfin_spi.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/spi/bfin_spi.c b/drivers/spi/bfin_spi.c
index a9a4d92..f7192c2 100644
--- a/drivers/spi/bfin_spi.c
+++ b/drivers/spi/bfin_spi.c
@@ -144,10 +144,8 @@ void spi_set_speed(struct spi_slave *slave, uint hz)
u32 baud;
sclk = get_sclk();
- baud = sclk / (2 * hz);
/* baud should be rounded up */
- if (sclk % (2 * hz))
- baud += 1;
+ baud = DIV_ROUND_UP(sclk, 2 * hz);
if (baud < 2)
baud = 2;
else if (baud > (u16)-1)
--
1.8.1.2
next reply other threads:[~2013-07-12 9:39 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-12 9:39 Axel Lin [this message]
2013-07-12 9:41 ` [U-Boot] [PATCH 2/3] spi: fsl_espi: Use DIV_ROUND_UP instead of open-coded Axel Lin
2013-08-06 18:49 ` Jagan Teki
2013-08-06 18:56 ` Jagan Teki
2013-07-12 9:42 ` [U-Boot] [PATCH 3/3] spi: mpc8xxx_spi: " Axel Lin
2013-08-06 18:49 ` Jagan Teki
2013-08-06 18:55 ` Jagan Teki
2013-07-15 7:58 ` [U-Boot] [PATCH 1/3] spi: bfin_spi: " Sonic Zhang
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