From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lokesh Vutla Date: Mon, 28 Sep 2015 16:21:54 +0530 Subject: [U-Boot] [PATCH 1/6] drivers: serial: serial_omap: populate default clock frequency when not found in dt In-Reply-To: <1443437272-1939-2-git-send-email-mugunthanvnm@ti.com> References: <1443437272-1939-1-git-send-email-mugunthanvnm@ti.com> <1443437272-1939-2-git-send-email-mugunthanvnm@ti.com> Message-ID: <56091BCA.5070500@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Monday 28 September 2015 04:17 PM, Mugunthan V N wrote: > In some platforms like am437x, serial node is not populated with > clock-frequency node. So in that case have a default clock-clock > frequency. Reviewed-by: Lokesh Vutla Thanks and regards, Lokesh > > Signed-off-by: Mugunthan V N > --- > drivers/serial/serial_omap.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/serial/serial_omap.c b/drivers/serial/serial_omap.c > index e8d544f..9709444 100644 > --- a/drivers/serial/serial_omap.c > +++ b/drivers/serial/serial_omap.c > @@ -12,6 +12,8 @@ > > DECLARE_GLOBAL_DATA_PTR; > > +#define DEFAULT_CLK_SPEED 48000000 /* 48Mhz */ > + > #if CONFIG_IS_ENABLED(OF_CONTROL) > static const struct udevice_id omap_serial_ids[] = { > { .compatible = "ti,omap3-uart" }, > @@ -28,7 +30,7 @@ static int omap_serial_ofdata_to_platdata(struct udevice *dev) > if (ret) > return ret; > plat->clock = fdtdec_get_int(gd->fdt_blob, dev->of_offset, > - "clock-frequency", -1); > + "clock-frequency", DEFAULT_CLK_SPEED); > plat->reg_shift = 2; > > return 0; >