Commit 6481c73c authored Jul 01, 2011 by Miguel Vadillo Committed by Paul Walmsley Jul 09, 2011

OMAP2+: hwmod: Enable module in shutdown to access sysconfig



When calling the shutdown, the module may be already in idle.
Accessing the sysconfig register will then lead to a crash.
In that case, re-enable the module in order to allow the access
to the sysconfig register.

Signed-off-by: Miguel Vadillo <vadillo@ti.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>

parent c614ebf6

arch/arm/mach-omap2/omap_hwmod.c

+4 −1

Original line number	Original line	Diff line number	Diff line
	@@ -1396,8 +1396,11 @@ static int _shutdown(struct omap_hwmod *oh)
	}		}
	}		}

	if (oh->class->sysc)		if (oh->class->sysc) {
			if (oh->_state == _HWMOD_STATE_IDLE)
			_enable(oh);
	_shutdown_sysc(oh);		_shutdown_sysc(oh);
			}

	/*		/*
	* If an IP contains only one HW reset line, then assert it		* If an IP contains only one HW reset line, then assert it