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From: Chen-Yu Tsai <wens@csie.org>
To: Yong Deng <yong.deng@magewell.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Maxime Ripard <maxime.ripard@bootlin.com>,
	Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>
Cc: Chen-Yu Tsai <wens@csie.org>,
	linux-media@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH 1/6] media: dt-bindings: media: sun6i: Separate H3 compatible from A31
Date: Fri, 30 Nov 2018 15:58:44 +0800	[thread overview]
Message-ID: <20181130075849.16941-2-wens@csie.org> (raw)
In-Reply-To: <20181130075849.16941-1-wens@csie.org>

The CSI controller found on the H3 (and H5) is a reduced version of the
one found on the A31. It only has 1 channel, instead of 4 channels for
time-multiplexed BT.656. Since the H3 is a reduced version, it cannot
"fallback" to a compatible that implements more features than it
supports.

Split out the H3 compatible as a separate entry, with no fallback.

Fixes: b7eadaa3a02a ("media: dt-bindings: media: sun6i: Add A31 and H3
		      compatibles")
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---
 Documentation/devicetree/bindings/media/sun6i-csi.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/media/sun6i-csi.txt b/Documentation/devicetree/bindings/media/sun6i-csi.txt
index d4ab34f2240c..cc37cf7fd051 100644
--- a/Documentation/devicetree/bindings/media/sun6i-csi.txt
+++ b/Documentation/devicetree/bindings/media/sun6i-csi.txt
@@ -6,7 +6,7 @@ Allwinner V3s SoC features a CSI module(CSI1) with parallel interface.
 Required properties:
   - compatible: value must be one of:
     * "allwinner,sun6i-a31-csi"
-    * "allwinner,sun8i-h3-csi", "allwinner,sun6i-a31-csi"
+    * "allwinner,sun8i-h3-csi"
     * "allwinner,sun8i-v3s-csi"
   - reg: base address and size of the memory-mapped region.
   - interrupts: interrupt associated to this IP
-- 
2.20.0.rc1

  reply	other threads:[~2018-11-30  7:58 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-30  7:58 [PATCH 0/6] media: sun6i: Separate H3 compatible from A31 Chen-Yu Tsai
2018-11-30  7:58 ` Chen-Yu Tsai [this message]
2018-12-03  9:41   ` [PATCH 1/6] media: dt-bindings: " Jagan Teki
2018-12-03  9:48     ` Chen-Yu Tsai
2018-12-04 13:13       ` sakari.ailus
2018-12-12  2:33   ` Rob Herring
2018-11-30  7:58 ` [PATCH 2/6] media: sun6i: Add H3 compatible Chen-Yu Tsai
2018-12-03  9:42   ` Jagan Teki
2018-11-30  7:58 ` [PATCH 3/6] ARM: dts: sunxi: h3/h5: Drop A31 fallback compatible for CSI controller Chen-Yu Tsai
2018-12-03  9:44   ` Jagan Teki
2019-01-24 10:15     ` Chen-Yu Tsai
2018-11-30  7:58 ` [PATCH 4/6] ARM: dts: sunxi: h3-h5: Add pinmux setting for CSI MCLK on PE1 Chen-Yu Tsai
2018-12-03  9:45   ` Jagan Teki
2019-01-24 10:16     ` Chen-Yu Tsai
2018-11-30  7:58 ` [PATCH 5/6] [DO NOT MERGE] ARM: dts: sunxi: bananapi-m2p: Add HDF5640 camera module Chen-Yu Tsai
2018-12-03  9:51   ` Jagan Teki
2018-12-03  9:54     ` Chen-Yu Tsai
2018-11-30  7:58 ` [PATCH 6/6] [DO NOT MERGE] ARM: dts: sunxi: libretech-all-h3-cc: " Chen-Yu Tsai
2018-11-30  8:47 ` [PATCH 0/6] media: sun6i: Separate H3 compatible from A31 Maxime Ripard
2018-12-13 22:10 ` sakari.ailus
2018-12-14  2:23   ` Chen-Yu Tsai

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