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i3c: dw: Fix dw_i3c_master_disable controller by using correct mask

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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 <bbrezillon@kernel.org>
Cc: <stable@vger.kernel.org>
Fixes: 1dd728f5d4d4 ("i3c: master: Add driver for Synopsys DesignWare IP")
Signed-off-by: Vitor Soares <vitor.soares@synopsys.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
This commit is contained in:
Vitor Soares 2019-04-08 13:13:34 +02:00 committed by Boris Brezillon
parent 9752c37cc8
commit 907621e94d
1 changed files with 1 additions and 1 deletions
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2
drivers/i3c/master/dw-i3c-master.c
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@ -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);
}