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ARM: OMAP2+: hwmod_core: enable optional clocks before main clock 

The optional clocks must be enabled before the main clock after the
transition to clkctrl controlled clocks is done. Otherwise the module
we attempt to enable might be stuck in transition.

Reported-by: Keerthy <j-keerthy@ti.com>
Tested-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tero Kristo 2017-12-22 11:26:03 +02:00 committed by Tony Lindgren
parent 234c91d4a3
commit 392ea5dd0f
1 changed files with 3 additions and 3 deletions
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6
arch/arm/mach-omap2/omap_hwmod.c
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@ -975,6 +975,9 @@ static int _enable_clocks(struct omap_hwmod *oh)
pr_debug("omap_hwmod: %s: enabling clocks\n", oh->name);
if (oh->flags & HWMOD_OPT_CLKS_NEEDED)
_enable_optional_clocks(oh);
if (oh->_clk)
clk_enable(oh->_clk);
@ -983,9 +986,6 @@ static int _enable_clocks(struct omap_hwmod *oh)
clk_enable(os->_clk);
}
if (oh->flags & HWMOD_OPT_CLKS_NEEDED)
_enable_optional_clocks(oh);
/* The opt clocks are controlled by the device driver. */
return 0;