Re: Enabling 3530 sys_clkout2

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hello John,

On Mon, 14 Dec 2009, John Faith wrote:

> I'm trying to enable the sys_clkout2 pin in a 2.6.29 kernel for my
> 3530EVM-like board for the main clock line of an FPGA.  I've added a
> MUX_CFG_34XX entry in mux.c, set the gpio direction in my board.c
> file, and set the rate in my driver with clk_set_parent(),
> clk_set_rate() but I do not see any output clock when probed with a
> scope.

Sounds like either the clock is not enabled (use clk_enable() for this), 
or there is a mux problem.

You might also want to make sure that you've set the parent of 
clkout2_src_ck appropriately, although you still should be able to get 
something out of it.


- Paul
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Arm (vger)]     [ARM Kernel]     [ARM MSM]     [Linux Tegra]     [Linux WPAN Networking]     [Linux Wireless Networking]     [Maemo Users]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Trails]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux