Messages in this thread | | | Date | Tue, 15 Dec 2020 09:30:19 +0100 | From | Guido Günther <> | Subject | Re: [PATCH 1/4] drm/bridge: nwl-dsi: Set PHY mode in nwl_dsi_enable() |
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Hi, On Tue, Dec 08, 2020 at 10:04:57AM +0100, Guido Günther wrote: > Hi, > On Fri, Dec 04, 2020 at 03:33:41PM +0800, Liu Ying wrote: > > The Northwest Logic MIPI DSI host controller embedded in i.MX8qxp > > works with a Mixel MIPI DPHY + LVDS PHY combo to support either > > a MIPI DSI display or a LVDS display. So, this patch calls > > phy_set_mode() from nwl_dsi_enable() to set PHY mode to MIPI DPHY > > explicitly.
Should i pull this patch in via drm-misc-next or is the whole series supposed to go via the phy tree? Cheers, -- Guido
> > > > Cc: Guido Günther <agx@sigxcpu.org> > > Cc: Robert Chiras <robert.chiras@nxp.com> > > Cc: Martin Kepplinger <martin.kepplinger@puri.sm> > > Cc: Andrzej Hajda <a.hajda@samsung.com> > > Cc: Neil Armstrong <narmstrong@baylibre.com> > > Cc: Laurent Pinchart <Laurent.pinchart@ideasonboard.com> > > Cc: Jonas Karlman <jonas@kwiboo.se> > > Cc: Jernej Skrabec <jernej.skrabec@siol.net> > > Cc: David Airlie <airlied@linux.ie> > > Cc: Daniel Vetter <daniel@ffwll.ch> > > Cc: NXP Linux Team <linux-imx@nxp.com> > > Signed-off-by: Liu Ying <victor.liu@nxp.com> > > --- > > drivers/gpu/drm/bridge/nwl-dsi.c | 6 ++++++ > > 1 file changed, 6 insertions(+) > > > > diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c > > index 66b6740..be6bfc5 100644 > > --- a/drivers/gpu/drm/bridge/nwl-dsi.c > > +++ b/drivers/gpu/drm/bridge/nwl-dsi.c > > @@ -678,6 +678,12 @@ static int nwl_dsi_enable(struct nwl_dsi *dsi) > > return ret; > > } > > > > + ret = phy_set_mode(dsi->phy, PHY_MODE_MIPI_DPHY); > > + if (ret < 0) { > > + DRM_DEV_ERROR(dev, "Failed to set DSI phy mode: %d\n", ret); > > + goto uninit_phy; > > + } > > + > > ret = phy_configure(dsi->phy, phy_cfg); > > if (ret < 0) { > > DRM_DEV_ERROR(dev, "Failed to configure DSI phy: %d\n", ret); > > Reviewed-by: Guido Günther <agx@sigxcpu.org> > -- Guido > > > -- > > 2.7.4 > > > >
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