* Tony Lindgren <[email protected]> [140917 08:00]:
> The following changes since commit 69e273c0b0a3c337a521d083374c918dc52c666f:
>
> Linux 3.17-rc3 (2014-08-31 18:23:04 -0700)
>
> are available in the git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap
> tags/fix-v3.17-io-chain-v3
>
> for you to fetch changes up to 7db143b89137de06ed289cf8b302f3bbbc5baa1f:
>
> ARM: OMAP3: Fix I/O chain clock line assertion timed out error (2014-09-16
> 15:09:44 -0700)
>
> ----------------------------------------------------------------
> Regression fix for early omap3 revisions for wake-up events that
> too some time to narrow down. Although a bit intrusive, this would
> be good to get into the -rc cycle as there are quite a few boards
> out there with omap3 es2.1 and es3.0, and we have those in at least
> three boot test systems too that show errors without this patch.
This can also cause a merge conflict for linux next,
here's the merge resolution for reference.
Regards,
Tony
--- a/arch/arm/mach-omap2/prm3xxx.c
+++ b/arch/arm/mach-omap2/prm3xxx.c
@@@ -662,18 -680,13 +686,25 @@@ static int omap3xxx_prm_late_init(void
if (!(prm_features & PRM_HAS_IO_WAKEUP))
return 0;
+ if (of_have_populated_dt()) {
+ struct device_node *np;
+ int irq_num;
+
+ np = of_find_matching_node(NULL, omap3_prm_dt_match_table);
+ if (np) {
+ irq_num = of_irq_get(np, 0);
+ if (irq_num >= 0)
+ omap3_prcm_irq_setup.irq = irq_num;
+ }
+ }
+
+ if (omap3_has_io_chain_ctrl())
+ omap3_prcm_irq_setup.reconfigure_io_chain =
+ omap3_prm_reconfigure_io_chain;
+ else
+ omap3_prcm_irq_setup.reconfigure_io_chain =
+ omap3430_pre_es3_1_reconfigure_io_chain;
+
omap3xxx_prm_enable_io_wakeup();
ret = omap_prcm_register_chain_handler(&omap3_prcm_irq_setup);
if (!ret)
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