From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Fri, 19 May 2017 19:47:29 +0200 Subject: [RFC PATCH 02/11] drm: sun4i: add support for H3 mixers In-Reply-To: <20170517164354.16399-3-icenowy@aosc.io> References: <20170517164354.16399-1-icenowy@aosc.io> <20170517164354.16399-3-icenowy@aosc.io> Message-ID: <20170519174729.q5qk2vqlibzx3zrv@flea.home> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, May 18, 2017 at 12:43:45AM +0800, Icenowy Zheng wrote: > From: Icenowy Zheng > > Allwinner H3 SoC has two mixers, one has 1 VI channel and 3 UI channels, > and the other has 1 VI and 1 UI. > > Add support for these two variants. > > Signed-off-by: Icenowy Zheng > --- > drivers/gpu/drm/sun4i/sun8i_mixer.c | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) > > diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c > index cb193c5f1686..d658a3a8159a 100644 > --- a/drivers/gpu/drm/sun4i/sun8i_mixer.c > +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c > @@ -390,11 +390,29 @@ static const struct sun8i_mixer_cfg sun8i_v3s_mixer_cfg = { > .ui_num = 1, > }; > > +static const struct sun8i_mixer_cfg sun8i_h3_mixer0_cfg = { > + .vi_num = 1, > + .ui_num = 3, > +}; > + > +static const struct sun8i_mixer_cfg sun8i_h3_mixer1_cfg = { > + .vi_num = 1, > + .ui_num = 1, > +}; > + > static const struct of_device_id sun8i_mixer_of_table[] = { > { > .compatible = "allwinner,sun8i-v3s-de2-mixer", > .data = &sun8i_v3s_mixer_cfg, > }, > + { > + .compatible = "allwinner,sun8i-h3-de2-mixer0", > + .data = &sun8i_h3_mixer0_cfg > + }, > + { > + .compatible = "allwinner,sun8i-h3-de2-mixer1", > + .data = &sun8i_h3_mixer1_cfg > + }, So the only difference between the two is the number of ui planes? Why not create a property to give the number then, instead of a compatible? Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 801 bytes Desc: not available URL: