devices: 8660: route GSBI12 interrupts to DSPS when enabled

DSPS firmware can't config it as the register is now protected

Signed-off-by: Wentao Xu <wentaox@codeaurora.org>
diff --git a/arch/arm/mach-msm/msm_dsps.c b/arch/arm/mach-msm/msm_dsps.c
index b622e74..bcb777f 100644
--- a/arch/arm/mach-msm/msm_dsps.c
+++ b/arch/arm/mach-msm/msm_dsps.c
@@ -505,6 +505,10 @@
 	} else {
 		pr_debug("%s: ppss_wdog not supported.\n", __func__);
 	}
+
+	if (drv->pdata->init)
+		drv->pdata->init(drv->pdata);
+
 	return 0;
 
 request_irq_err: