diff options
author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2020-03-25 13:15:04 +0100 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-04-14 12:50:09 +0200 |
commit | c1075243e56caf084da9056fb85a98bc9cf22554 (patch) | |
tree | 1ea6314fdfe1e7c652e05db3fc4abd602dd6fd25 /drivers/media/platform | |
parent | media: ti-vpe: cal: cleanup CIO power enable/disable (diff) | |
download | wireguard-linux-c1075243e56caf084da9056fb85a98bc9cf22554.tar.xz wireguard-linux-c1075243e56caf084da9056fb85a98bc9cf22554.zip |
media: ti-vpe: cal: fix dummy read to phy
After ComplexIO reset, a dummy read to PHY is needed as per CAL spec to
finish the reset. Currently the driver reads a ComplexIO register, not
PHY register. Fix this.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/platform')
-rw-r--r-- | drivers/media/platform/ti-vpe/cal.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/platform/ti-vpe/cal.c b/drivers/media/platform/ti-vpe/cal.c index d8d455576062..c7cbb50eb5f9 100644 --- a/drivers/media/platform/ti-vpe/cal.c +++ b/drivers/media/platform/ti-vpe/cal.c @@ -796,8 +796,8 @@ static void csi2_phy_init(struct cal_ctx *ctx) ctx->csi2_port, reg_read(ctx->dev, CAL_CSI2_COMPLEXIO_CFG(ctx->csi2_port))); - /* Dummy read to allow SCP to complete */ - val = reg_read(ctx->dev, CAL_CSI2_COMPLEXIO_CFG(ctx->csi2_port)); + /* Dummy read to allow SCP reset to complete */ + reg_read(ctx->cc, CAL_CSI2_PHY_REG0); /* 3.A. Program Phy Timing Parameters */ csi2_phy_config(ctx); |