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Tue, 28 Jan 2014 05:49:59 +0000 (UTC) Received: from nwd2mta2.analog.com (137.71.25.57) by CO1EHSMHS002.bigfish.com (10.243.66.12) with Microsoft SMTP Server (TLS) id 14.16.227.3; Tue, 28 Jan 2014 05:49:58 +0000 Received: from NWD2HUBCAS5.ad.analog.com (nwd2hubcas5.ad.analog.com [10.64.72.161]) by nwd2mta2.analog.com (8.13.8/8.13.8) with ESMTP id s0S80UIx022653 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=FAIL); Tue, 28 Jan 2014 03:00:30 -0500 Received: from zeus.spd.analog.com (10.64.82.11) by NWD2HUBCAS5.ad.analog.com (10.64.72.161) with Microsoft SMTP Server id 14.3.158.1; Tue, 28 Jan 2014 00:49:18 -0500 Received: from linux.site ([10.99.22.20]) by zeus.spd.analog.com (8.14.6/8.14.6) with ESMTP id s0S5nHaN005777; Tue, 28 Jan 2014 00:49:17 -0500 Received: from nine.analog.com (unknown [10.99.24.98]) by linux.site (Postfix) with ESMTP id BD1F93AB7D0E; Mon, 27 Jan 2014 14:42:32 -0700 (MST) From: Sonic Zhang To: Sonic Zhang , Date: Tue, 28 Jan 2014 13:53:33 +0800 Message-ID: <1390888416-23534-1-git-send-email-sonic.adi@gmail.com> X-Mailer: git-send-email 1.8.2.3 MIME-Version: 1.0 X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% Cc: Sonic Zhang , adi-u-boot-devel@lists.sourceforge.net Subject: [U-Boot] [PATCH 1/4] blackfin: the sclk MHz in i2c driver should be divided by 1000 other than 1024 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.11 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de From: Sonic Zhang Signed-off-by: Sonic Zhang --- drivers/i2c/bfin-twi_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/bfin-twi_i2c.c b/drivers/i2c/bfin-twi_i2c.c index b3a04d3..5c37280 100644 --- a/drivers/i2c/bfin-twi_i2c.c +++ b/drivers/i2c/bfin-twi_i2c.c @@ -274,7 +274,7 @@ unsigned int i2c_get_bus_speed(void) */ void i2c_init(int speed, int slaveaddr) { - uint8_t prescale = ((get_sclk() / 1024 / 1024 + 5) / 10) & 0x7F; + uint8_t prescale = ((get_sclk() / 1000 / 1000 + 5) / 10) & 0x7F; /* Set TWI internal clock as 10MHz */ twi->control = prescale;