[PATCH v2 11/18] drm/sun4i: Add A83T support

Jernej Škrabec
2017-11-27T16:01:49Z

Hi Maxime,

Dne ponedeljek, 27. november 2017 ob 16:41:35 CET je Maxime Ripard napisal(a):
> Add support for the A83T display pipeline.
>
> Reviewed-by: Chen-Yu Tsai <wens@csie.org>
> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
> ---
> Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 3 +++
> drivers/gpu/drm/sun4i/sun4i_drv.c | 2 ++
> drivers/gpu/drm/sun4i/sun4i_tcon.c | 5 +++++
> drivers/gpu/drm/sun4i/sun8i_mixer.c | 4 ++++
> 4 files changed, 14 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
> b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt index
> d4259a4f5171..d6b52e5c48c0 100644
> --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
> +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
> @@ -93,6 +93,7 @@ Required properties:
> * allwinner,sun6i-a31s-tcon
> * allwinner,sun7i-a20-tcon
> * allwinner,sun8i-a33-tcon
> + * allwinner,sun8i-a83t-tcon-lcd
> * allwinner,sun8i-v3s-tcon
> - reg: base address and size of memory-mapped region
> - interrupts: interrupt associated to this IP
> @@ -224,6 +225,7 @@ supported.
>
> Required properties:
> - compatible: value must be one of:
> + * allwinner,sun8i-a83t-de2-mixer

What will be the name of the second mixer, once support for HDMI is added?
Should we start directly with 0 and 1 postfix ?

> * allwinner,sun8i-v3s-de2-mixer
> - reg: base address and size of the memory-mapped region.
> - clocks: phandles to the clocks feeding the mixer
> @@ -253,6 +255,7 @@ Required properties:
> * allwinner,sun6i-a31s-display-engine
> * allwinner,sun7i-a20-display-engine
> * allwinner,sun8i-a33-display-engine
> + * allwinner,sun8i-a83t-display-engine
> * allwinner,sun8i-v3s-display-engine
>
> - allwinner,pipelines: list of phandle to the display engine
> diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c
> b/drivers/gpu/drm/sun4i/sun4i_drv.c index 75c76cdd82bc..c418be2f22be 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_drv.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
> @@ -193,6 +193,7 @@ static bool sun4i_drv_node_is_tcon(struct device_node
> *node) of_device_is_compatible(node, "allwinner,sun6i-a31s-tcon") ||
> of_device_is_compatible(node, "allwinner,sun7i-a20-tcon") ||
> of_device_is_compatible(node, "allwinner,sun8i-a33-tcon") ||
> + of_device_is_compatible(node, "allwinner,sun8i-a83t-tcon-lcd") ||
> of_device_is_compatible(node, "allwinner,sun8i-v3s-tcon");
> }
>
> @@ -353,6 +354,7 @@ static const struct of_device_id sun4i_drv_of_table[] =
> { { .compatible = "allwinner,sun6i-a31s-display-engine" },
> { .compatible = "allwinner,sun7i-a20-display-engine" },
> { .compatible = "allwinner,sun8i-a33-display-engine" },
> + { .compatible = "allwinner,sun8i-a83t-display-engine" },
> { .compatible = "allwinner,sun8i-v3s-display-engine" },
> { }
> };
> diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c
> b/drivers/gpu/drm/sun4i/sun4i_tcon.c index 46ce6daa0b1a..871df75793a9
> 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
> @@ -1132,6 +1132,10 @@ static const struct sun4i_tcon_quirks
> sun8i_a33_quirks = { .has_lvds_pll = true,
> };
>
> +static const struct sun4i_tcon_quirks sun8i_a83t_quirks = {
> + /* nothing is supported */
> +};
> +
> static const struct sun4i_tcon_quirks sun8i_v3s_quirks = {
> /* nothing is supported */
> };
> @@ -1143,6 +1147,7 @@ static const struct of_device_id sun4i_tcon_of_table[]
> = { { .compatible = "allwinner,sun6i-a31s-tcon", .data = &sun6i_a31s_quirks
> }, { .compatible = "allwinner,sun7i-a20-tcon", .data = &sun7i_a20_quirks },
> { .compatible = "allwinner,sun8i-a33-tcon", .data = &sun8i_a33_quirks },
> + { .compatible = "allwinner,sun8i-a83t-tcon-lcd", .data =
> &sun8i_a83t_quirks }, { .compatible = "allwinner,sun8i-v3s-tcon", .data =
> &sun8i_v3s_quirks }, { }
> };
> diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c
> b/drivers/gpu/drm/sun4i/sun8i_mixer.c index 44d5e639ebb2..5a1376965270
> 100644
> --- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
> +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
> @@ -395,6 +395,10 @@ static const struct sun8i_mixer_cfg sun8i_v3s_mixer_cfg
> = {
>
> static const struct of_device_id sun8i_mixer_of_table[] = {
> {
> + .compatible = "allwinner,sun8i-a83t-de2-mixer",
> + .data = &sun8i_v3s_mixer_cfg,
> + },
> + {

Maybe you want to squash 12 patch since this works only by luck.

Best regards,
Jernej

> .compatible = "allwinner,sun8i-v3s-de2-mixer",
> .data = &sun8i_v3s_mixer_cfg,
> },
> --
> git-series 0.9.1