OMAP: McBSP: Retain McBSP FCLK clockactivity
FCLK may get autogated so that it prevents the McBSP
to work properly. It is the bit 9 that must be set
for maintaining the McBSP FCLK.
Signed-off-by: Eero Nurkkala <ext-eero.nurkkala@nokia.com>
Signed-off-by: Eduardo Valentin <eduardo.valentin@nokia.com>
Acked-by: Jarkko Nikula <jarkko.nikula@nokia.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 86bfad8..2c274e6 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -316,8 +316,8 @@
u16 syscon;
syscon = OMAP_MCBSP_READ(mcbsp->io_base, SYSCON);
- syscon &= ~(ENAWAKEUP | SIDLEMODE(0x03));
- syscon |= (ENAWAKEUP | SIDLEMODE(0x02));
+ syscon &= ~(ENAWAKEUP | SIDLEMODE(0x03) | CLOCKACTIVITY(0x03));
+ syscon |= (ENAWAKEUP | SIDLEMODE(0x02) | CLOCKACTIVITY(0x02));
OMAP_MCBSP_WRITE(mcbsp->io_base, SYSCON, syscon);
OMAP_MCBSP_WRITE(mcbsp->io_base, WAKEUPEN, XRDYEN | RRDYEN);
@@ -333,7 +333,7 @@
u16 syscon;
syscon = OMAP_MCBSP_READ(mcbsp->io_base, SYSCON);
- syscon &= ~(ENAWAKEUP | SIDLEMODE(0x03));
+ syscon &= ~(ENAWAKEUP | SIDLEMODE(0x03) | CLOCKACTIVITY(0x03));
OMAP_MCBSP_WRITE(mcbsp->io_base, SYSCON, syscon);
OMAP_MCBSP_WRITE(mcbsp->io_base, WAKEUPEN, 0);