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From: Jagan Teki <jagan@amarulasolutions.com>
To: Icenowy Zheng <icenowy@aosc.io>
Cc: Rob Herring <robh+dt@kernel.org>,
	Maxime Ripard <maxime.ripard@bootlin.com>,
	Chen-Yu Tsai <wens@csie.org>,
	devicetree <devicetree@vger.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	linux-clk@vger.kernel.org,
	linux-sunxi <linux-sunxi@googlegroups.com>
Subject: Re: [PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2
Date: Sat, 14 Apr 2018 15:55:08 +0530	[thread overview]
Message-ID: <CAMty3ZBOSXu=+jQpsdnykioDGsp=VphSnzQdDDs_hh3Y1FPKyg@mail.gmail.com> (raw)
In-Reply-To: <20180316175354.21437-4-icenowy@aosc.io>

On Fri, Mar 16, 2018 at 11:23 PM, Icenowy Zheng <icenowy@aosc.io> wrote:
> The "Display Engine 2.0" (usually called DE2) on the Allwinner A64 SoC
> is different from the ones on other Allwinner SoCs. It requires a SRAM
> region to be claimed, otherwise all DE2 subblocks won't be accessible.
>
> Add a bus driver for the Allwinner A64 DE2 part which claims the SRAM
> region when probing.

Along with this bus driver, we also need
drivers/gpu/drm/sun4i/sun4i_drv.c which can usually drive the
pipelines like mixer0 and 1 are the cases for A64?

Jagan.

-- 
Jagan Teki
Senior Linux Kernel Engineer | Amarula Solutions
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.

WARNING: multiple messages have this Message-ID (diff)
From: jagan@amarulasolutions.com (Jagan Teki)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2
Date: Sat, 14 Apr 2018 15:55:08 +0530	[thread overview]
Message-ID: <CAMty3ZBOSXu=+jQpsdnykioDGsp=VphSnzQdDDs_hh3Y1FPKyg@mail.gmail.com> (raw)
In-Reply-To: <20180316175354.21437-4-icenowy@aosc.io>

On Fri, Mar 16, 2018 at 11:23 PM, Icenowy Zheng <icenowy@aosc.io> wrote:
> The "Display Engine 2.0" (usually called DE2) on the Allwinner A64 SoC
> is different from the ones on other Allwinner SoCs. It requires a SRAM
> region to be claimed, otherwise all DE2 subblocks won't be accessible.
>
> Add a bus driver for the Allwinner A64 DE2 part which claims the SRAM
> region when probing.

Along with this bus driver, we also need
drivers/gpu/drm/sun4i/sun4i_drv.c which can usually drive the
pipelines like mixer0 and 1 are the cases for A64?

Jagan.

-- 
Jagan Teki
Senior Linux Kernel Engineer | Amarula Solutions
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.

  reply	other threads:[~2018-04-14 10:25 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-16 17:53 [PATCH 0/7] Allwinner A64 DE2 CCU support with dedicated DE2 bus driver Icenowy Zheng
2018-03-16 17:53 ` Icenowy Zheng
2018-03-16 17:53 ` Icenowy Zheng
2018-03-16 17:53 ` [PATCH 1/7] dt-bindings: add compatible string for the A64 DE2 CCU Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-19 22:00   ` Stephen Boyd
2018-03-19 22:00     ` Stephen Boyd
2018-03-19 22:00     ` Stephen Boyd
2018-03-26 22:22   ` Rob Herring
2018-03-26 22:22     ` Rob Herring
2018-03-26 22:22     ` Rob Herring
2018-03-26 22:22     ` Rob Herring
2018-03-16 17:53 ` [PATCH 2/7] dt-bindings: add binding for the Allwinner A64 DE2 bus Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-20 18:46   ` Maxime Ripard
2018-03-20 18:46     ` Maxime Ripard
2018-03-21  2:18     ` Icenowy Zheng
2018-03-21  2:18       ` Icenowy Zheng
2018-03-21  2:18       ` Icenowy Zheng
2018-03-21 17:13       ` [linux-sunxi] " Jernej Škrabec
2018-03-21 17:13         ` Jernej Škrabec
2018-03-22  6:08         ` Icenowy Zheng
2018-03-22  6:08           ` Icenowy Zheng
2018-03-22  6:08           ` Icenowy Zheng
2018-03-26 22:22           ` [linux-sunxi] " Rob Herring
2018-03-26 22:22             ` Rob Herring
2018-03-26 22:22             ` Rob Herring
2018-03-26 23:31             ` [linux-sunxi] " Icenowy Zheng
2018-03-26 23:31               ` Icenowy Zheng
2018-03-26 23:31               ` Icenowy Zheng
2018-03-27  8:11               ` [linux-sunxi] " Maxime Ripard
2018-03-27  8:11                 ` Maxime Ripard
2018-03-16 17:53 ` [PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2 Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-04-14 10:25   ` Jagan Teki [this message]
2018-04-14 10:25     ` Jagan Teki
2018-04-14 10:30     ` Chen-Yu Tsai
2018-04-14 10:30       ` Chen-Yu Tsai
2018-04-14 10:30       ` Chen-Yu Tsai
2018-04-14 10:46       ` Jagan Teki
2018-04-14 10:46         ` Jagan Teki
2018-04-19  6:35         ` Jagan Teki
2018-04-19  6:35           ` Jagan Teki
2018-03-16 17:53 ` [PATCH 4/7] clk: sunxi-ng: add A64 compatible string Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53 ` [PATCH 5/7] arm64: allwinner: a64: add DE2 CCU related device tree nodes Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-20 18:47   ` Maxime Ripard
2018-03-20 18:47     ` Maxime Ripard
2018-03-16 17:53 ` [PATCH 6/7] arm64: allwinner: a64: add simplefb for A64 SoC Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53 ` [PATCH 7/7] arm64: allwinner: a64: add HDMI regulator to all DTs' simplefb_hdmi Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng
2018-03-16 17:53   ` Icenowy Zheng

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