i3c: dw: Fix dw_i3c_master_disable controller by using correct mask

The controller was being disabled incorrectly. The correct way is to clear the DEV_CTRL_ENABLE bit. Fix this by clearing this bit. Cc: Boris Brezillon <[email protected]> Cc: <[email protected]> Fixes: 1dd728f ("i3c: master: Add driver for Synopsys DesignWare IP") Signed-off-by: Vitor Soares <[email protected]> Signed-off-by: Boris Brezillon <[email protected]>
ferruhy · Apr 10, 2019 · 907621e · 907621e
1 parent 9752c37
commit 907621e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c-master.c
@@ -300,7 +300,7 @@ to_dw_i3c_master(struct i3c_master_controller *master)
 
 static void dw_i3c_master_disable(struct dw_i3c_master *master)
 {
-	writel(readl(master->regs + DEVICE_CTRL) & DEV_CTRL_ENABLE,
+	writel(readl(master->regs + DEVICE_CTRL) & ~DEV_CTRL_ENABLE,
 	       master->regs + DEVICE_CTRL);
 }