From: Maxime Ripard <maxime.ripard@bootlin.com>
To: Jagan Teki <jagan@amarulasolutions.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, David Airlie <airlied@linux.ie>,
Michael Turquette <mturquette@baylibre.com>,
linux-sunxi@googlegroups.com, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org, Chen-Yu Tsai <wens@csie.org>,
Rob Herring <robh+dt@kernel.org>, Daniel Vetter <daniel@ffwll.ch>,
Michael Trimarchi <michael@amarulasolutions.com>,
linux-amarula@amarulasolutions.com, linux-clk@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v6 16/22] arm64: dts: allwinner: a64: Add DSI pipeline
Date: Fri, 25 Jan 2019 19:51:22 +0100 [thread overview]
Message-ID: <20190125185122.idyipbgcgy5fzf7q@flea> (raw)
In-Reply-To: <20190124195900.22620-17-jagan@amarulasolutions.com>
On Fri, Jan 25, 2019 at 01:28:54AM +0530, Jagan Teki wrote:
> The A64 has a MIPI-DSI block which is similar to A31.
>
> Add dsi, dphy nodes with A31 fallback compatible and finally
> connect the dsi node to tcon0 node to make proper DSI pipeline.
>
> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> ---
> arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 47 +++++++++++++++++++
> 1 file changed, 47 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> index cdc154b14a7e..e18d81aff813 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> @@ -358,6 +358,12 @@
> #address-cells = <1>;
> #size-cells = <0>;
> reg = <1>;
> +
> + tcon0_out_dsi: endpoint@1 {
> + reg = <1>;
> + remote-endpoint = <&dsi_in_tcon0>;
> + allwinner,tcon-channel = <1>;
> + };
> };
> };
> };
> @@ -935,6 +941,47 @@
> status = "disabled";
> };
>
> + dsi: dsi@1ca0000 {
> + compatible = "allwinner,sun50i-a64-mipi-dsi",
> + "allwinner,sun6i-a31-mipi-dsi";
> + reg = <0x01ca0000 0x1000>;
> + interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&ccu CLK_BUS_MIPI_DSI>,
> + <&ccu CLK_DSI_DPHY>;
This one looks weird. There's only a single clock in the A64, and it
seems to be for the D-PHY only.
And the rate is fixed at 148.5 MHz apparently, as opposed to the
current code that is running at twice that speed.
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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next prev parent reply other threads:[~2019-01-25 18:51 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-24 19:58 [PATCH v6 00/22] drm/sun4i: Allwinner A64 MIPI-DSI support Jagan Teki
2019-01-24 19:58 ` [PATCH v6 01/22] drm/sun4i: sun6i_mipi_dsi: Compute burst mode loop N1 instruction delay Jagan Teki
2019-01-24 19:58 ` [PATCH v6 02/22] drm/sun4i: sun6i_mipi_dsi: Support instruction loop selection Jagan Teki
2019-01-24 19:58 ` [PATCH v6 03/22] drm/sun4i: sun6i_mipi_dsi: Setup burst mode timings Jagan Teki
2019-01-24 19:58 ` [PATCH v6 04/22] drm/sun4i: sun6i_mipi_dsi: Simplify drq to support all modes Jagan Teki
2019-01-24 19:58 ` [PATCH v6 05/22] drm/sun4i: tcon: Export get tcon0 routine Jagan Teki
2019-01-24 19:58 ` [PATCH v6 06/22] drm/sun4i: sun6i_mipi_dsi: Probe tcon0 during dsi_bind Jagan Teki
2019-01-24 19:58 ` [PATCH v6 07/22] drm/sun4i: sun6i_mipi_dsi: Setup burst mode Jagan Teki
2019-01-24 19:58 ` [PATCH v6 08/22] drm/sun4i: sun6i_mipi_dsi: Enable 2byte trail for 4-lane " Jagan Teki
2019-01-24 19:58 ` [PATCH v6 09/22] drm/sun4i: sun6i_mipi_dsi: Enable burst mode HBP, HSA_HSE Jagan Teki
2019-01-24 19:58 ` [PATCH v6 10/22] clk: sunxi-ng: Add check for minimal rate to NKM PLLs Jagan Teki
2019-01-24 19:58 ` [PATCH v6 11/22] clk: sunxi-ng: a64: Add minimum rate for PLL_MIPI Jagan Teki
2019-01-25 21:24 ` Maxime Ripard
2019-01-28 9:36 ` Jagan Teki
2019-01-29 15:13 ` Maxime Ripard
2019-01-29 17:31 ` Jagan Teki
2019-02-01 14:31 ` Maxime Ripard
2019-02-01 16:33 ` Jagan Teki
2019-02-11 14:07 ` Jagan Teki
2019-02-12 9:30 ` Maxime Ripard
2019-02-12 9:38 ` Jagan Teki
2019-05-24 10:07 ` Jagan Teki
2019-06-05 6:49 ` Maxime Ripard
2019-06-05 7:33 ` Jagan Teki
2019-06-14 14:24 ` Maxime Ripard
2019-06-20 18:27 ` Jagan Teki
2019-06-25 14:49 ` Maxime Ripard
2019-06-25 15:30 ` Jagan Teki
2019-07-03 11:49 ` Maxime Ripard
2019-07-05 17:52 ` Michael Nazzareno Trimarchi
2019-07-11 10:01 ` Maxime Ripard
2019-07-11 17:43 ` Michael Nazzareno Trimarchi
2019-07-11 19:34 ` Michael Nazzareno Trimarchi
2019-07-20 6:58 ` Maxime Ripard
2019-07-20 7:16 ` Jagan Teki
2019-07-20 7:34 ` Jagan Teki
2019-07-20 9:32 ` Maxime Ripard
2019-07-20 9:42 ` Michael Nazzareno Trimarchi
2019-07-22 10:21 ` Jagan Teki
2019-07-22 10:25 ` Michael Nazzareno Trimarchi
2019-07-22 10:38 ` Jagan Teki
2019-07-24 9:05 ` Maxime Ripard
2019-07-29 6:59 ` Michael Nazzareno Trimarchi
2019-08-02 8:38 ` Michael Nazzareno Trimarchi
2019-08-13 6:05 ` Maxime Ripard
2019-08-15 12:25 ` Michael Nazzareno Trimarchi
2019-08-28 13:03 ` Maxime Ripard
2019-08-28 13:09 ` Michael Nazzareno Trimarchi
2019-01-24 19:58 ` [PATCH v6 12/22] dt-bindings: sun6i-dsi: Add VCC-DSI supply property Jagan Teki
2019-01-25 15:47 ` Maxime Ripard
2019-01-24 19:58 ` [PATCH v6 13/22] drm/sun4i: sun6i_mipi_dsi: Add support for VCC-DSI voltage regulator Jagan Teki
2019-01-24 19:58 ` [PATCH v6 14/22] dt-bindings: sun6i-dsi: Add A64 DSI compatible (w/ A31 fallback) Jagan Teki
2019-01-25 15:52 ` Maxime Ripard
2019-01-26 16:09 ` [linux-sunxi] " Jagan Teki
2019-01-29 14:54 ` Maxime Ripard
2019-01-24 19:58 ` [PATCH v6 15/22] dt-bindings: sun6i-dsi: Add A64 DPHY " Jagan Teki
2019-01-25 15:52 ` Maxime Ripard
2019-01-24 19:58 ` [PATCH v6 16/22] arm64: dts: allwinner: a64: Add DSI pipeline Jagan Teki
2019-01-25 18:51 ` Maxime Ripard [this message]
2019-01-24 19:58 ` [DO NOT MERGE] [PATCH v6 17/22] arm64: allwinner: a64: pine64-lts: Enable Feiyang FY07024DI26A30-D DSI panel Jagan Teki
2019-01-24 19:58 ` [PATCH v6 18/22] drm/sun4i: sun6i_mipi_dsi: Add DSI Generic short write 2 param transfer Jagan Teki
2019-01-24 19:58 ` [DO NOT MERGE] [PATCH v6 19/22] arm64: dts: allwinner: bananapi-m64: Bananapi S070WV20-CT16 DSI panel Jagan Teki
2019-01-24 19:58 ` [PATCH v6 20/22] drm/sun4i: sun6i_mipi_dsi: Fix DSI hbp timing value Jagan Teki
2019-01-24 19:58 ` [PATCH v6 21/22] drm/sun4i: sun6i_mipi_dsi: Fix DSI hfp " Jagan Teki
2019-01-24 19:59 ` [PATCH v6 22/22] arm64: dts: allwinner: a64-amarula-relic: Add Techstar TS8550B MIPI-DSI panel Jagan Teki
2019-01-24 23:12 ` [PATCH v6 00/22] drm/sun4i: Allwinner A64 MIPI-DSI support Merlijn Wajer
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