diff --git a/drivers/hsi/clients/nokia-modem.c b/drivers/hsi/clients/nokia-modem.c
index 97ba59e60663..88924d757616 100644
--- a/drivers/hsi/clients/nokia-modem.c
+++ b/drivers/hsi/clients/nokia-modem.c
@@ -157,11 +157,8 @@ static int nokia_modem_probe(struct device *dev)
 			do_nokia_modem_rst_ind_tasklet, (unsigned long)modem);
 	err = devm_request_irq(dev, irq, nokia_modem_rst_ind_isr,
 				pflags, "modem_rst_ind", modem);
-	if (err < 0) {
-		dev_err(dev, "Request rst_ind irq(%d) failed (flags %d)\n",
-								irq, pflags);
+	if (err < 0)
 		return err;
-	}
 	enable_irq_wake(irq);
 
 	if (pm) {
diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
index eeacc427fd65..0f5a6f7522ad 100644
--- a/drivers/hsi/controllers/omap_ssi_core.c
+++ b/drivers/hsi/controllers/omap_ssi_core.c
@@ -370,11 +370,8 @@ static int ssi_add_controller(struct hsi_controller *ssi,
 							(unsigned long)ssi);
 	err = devm_request_irq(&ssi->device, omap_ssi->gdd_irq, ssi_gdd_isr,
 						0, "gdd_mpu", ssi);
-	if (err < 0) {
-		dev_err(&ssi->device, "Request GDD IRQ %d failed (%d)",
-							omap_ssi->gdd_irq, err);
+	if (err < 0)
 		goto out_err;
-	}
 
 	omap_ssi->port = devm_kcalloc(&ssi->device, ssi->num_ports,
 				      sizeof(*omap_ssi->port), GFP_KERNEL);
@@ -502,6 +499,12 @@ static int ssi_probe(struct platform_device *pd)
 
 	pm_runtime_enable(&pd->dev);
 
+	ssi->device.dma_mask = &ssi->device.coherent_dma_mask;
+
+	err = dma_set_mask_and_coherent(&ssi->device, DMA_BIT_MASK(32));
+	if (err)
+		goto out2;
+
 	err = ssi_hw_init(ssi);
 	if (err < 0)
 		goto out2;
@@ -529,6 +532,9 @@ static int ssi_probe(struct platform_device *pd)
 	return err;
 out3:
 	device_for_each_child(&pd->dev, NULL, ssi_remove_ports);
+#ifdef CONFIG_DEBUG_FS
+	ssi_debug_remove_ctrl(ssi);
+#endif
 out2:
 	ssi_remove_controller(ssi);
 	pm_runtime_disable(&pd->dev);
diff --git a/drivers/hsi/controllers/omap_ssi_port.c b/drivers/hsi/controllers/omap_ssi_port.c
index 98810bfd1ca8..63e8bc44630a 100644
--- a/drivers/hsi/controllers/omap_ssi_port.c
+++ b/drivers/hsi/controllers/omap_ssi_port.c
@@ -1024,9 +1024,6 @@ static int ssi_port_irq(struct hsi_port *port, struct platform_device *pd)
 	omap_port->irq = err;
 	err = devm_request_threaded_irq(&port->device, omap_port->irq, NULL,
 				ssi_pio_thread, IRQF_ONESHOT, "SSI PORT", port);
-	if (err < 0)
-		dev_err(&port->device, "Request IRQ %d failed (%d)\n",
-							omap_port->irq, err);
 	return err;
 }
 
@@ -1048,9 +1045,6 @@ static int ssi_wake_irq(struct hsi_port *port, struct platform_device *pd)
 		ssi_wake_thread,
 		IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
 		"SSI cawake", port);
-	if (err < 0)
-		dev_err(&port->device, "Request Wake in IRQ %d failed %d\n",
-						cawake_irq, err);
 	err = enable_irq_wake(cawake_irq);
 	if (err < 0)
 		dev_err(&port->device, "Enable wake on the wakeline in irq %d failed %d\n",