From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Date: Sat, 20 Jun 2009 05:22:46 -0500 Subject: [U-Boot] [PATCH 1/3] OMAP3 I2C Fix the sampling clock. In-Reply-To: <7A436F7769CA33409C6B44B358BFFF0C0115F502A6@dlee02.ent.ti.com> References: <1245356024-2138-1-git-send-email-Tom.Rix@windriver.com> <1245356024-2138-2-git-send-email-Tom.Rix@windriver.com> <7A436F7769CA33409C6B44B358BFFF0C0115F502A6@dlee02.ent.ti.com> Message-ID: <4A3CB876.9080002@windriver.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Menon, Nishanth wrote: >> -----Original Message----- >> From: Tom Rix [mailto:Tom.Rix at windriver.com] >> Sent: Thursday, June 18, 2009 11:14 PM >> To: u-boot at lists.denx.de; Menon, Nishanth; dirk.behme at googlemail.com >> Cc: Tom Rix >> Subject: [PATCH 1/3] OMAP3 I2C Fix the sampling clock. >> > > Acked-by: Nishanth Menon > > There is one comment below though.. > >> Signed-off-by: Tom Rix >> --- >> drivers/i2c/omap24xx_i2c.c | 34 +++++++++++++++++++----- >> include/asm-arm/arch-omap3/i2c.h | 54 >> +++++++++++++++++++++++++++++++++----- >> 2 files changed, 74 insertions(+), 14 deletions(-) >> >> diff --git a/drivers/i2c/omap24xx_i2c.c b/drivers/i2c/omap24xx_i2c.c >> index 6784603..ecdf1f2 100644 >> --- a/drivers/i2c/omap24xx_i2c.c >> +++ b/drivers/i2c/omap24xx_i2c.c >> @@ -31,7 +31,29 @@ static void flush_fifo(void); >> >> void i2c_init (int speed, int slaveadd) >> { >> - u16 scl; >> + int psc, scll, sclh; >> + >> + /* Only handle standard and fast speeds */ >> + if ((speed != OMAP_I2C_STANDARD) && >> + (speed != OMAP_I2C_FAST_MODE)) { >> + printf("Error : I2C unsupported speed %d\n", speed); >> + return; >> + } >> + >> > > We may want to bring the HSI2C support back in though > > How about I do this in a later patch? The configs I looked at only used the much slower standard speed. Tom > Regards, > Nishanth Menon >