GitHub-Mirror/u-boot
2
0
Fork 0
mirror of https://github.com/Fishwaldo/u-boot.git synced 2025-03-18 21:21:37 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

drivers: serial: serial_omap: populate default clock frequency when not found in dt

Browse source 
In some platforms like am437x, serial node is not populated with
clock-frequency node. So in that case have a default clock-clock
frequency.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
This commit is contained in:
Mugunthan V N 2015-09-28 16:17:47 +05:30 • committed by Tom Rini
parent 1778d7f3e6
commit 3a64845e9d
1 changed files with 3 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
drivers/serial/serial_omap.c
View file

@ -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;