mailbox: imx: Clear GIEn bit at shutdown

GIEn is enabled at startup for RX doorbell mailboxes so we need to clear the bit at shutdown in order to avoid leaving the interrupt line enabled. Signed-off-by: Daniel Baluta <[email protected]> Reviewed-by: Oleksij Rempel <[email protected]> Signed-off-by: Jassi Brar <[email protected]>
chewitt · Jul 11, 2019 · 11108f4 · 11108f4
1 parent 9c1f2a5
commit 11108f4
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/drivers/mailbox/imx-mailbox.c b/drivers/mailbox/imx-mailbox.c
@@ -217,8 +217,8 @@ static void imx_mu_shutdown(struct mbox_chan *chan)
 	if (cp->type == IMX_MU_TYPE_TXDB)
 		tasklet_kill(&cp->txdb_tasklet);
 
-	imx_mu_xcr_rmw(priv, 0,
-		   IMX_MU_xCR_TIEn(cp->idx) | IMX_MU_xCR_RIEn(cp->idx));
+	imx_mu_xcr_rmw(priv, 0, IMX_MU_xCR_TIEn(cp->idx) |
+		       IMX_MU_xCR_RIEn(cp->idx) | IMX_MU_xCR_GIEn(cp->idx));
 
 	free_irq(priv->irq, chan);
 }