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From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Sakari Ailus <sakari.ailus@linux.intel.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>,
	linux-media@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Lad Prabhakar <prabhakar.csengg@gmail.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Subject: [PATCH v5 1/5] media: dt-bindings: media: i2c: Deprecate usage of the clock-frequency property
Date: Mon,  6 Apr 2020 17:42:37 +0100	[thread overview]
Message-ID: <1586191361-16598-2-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> (raw)
In-Reply-To: <1586191361-16598-1-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com>

OV5645 sensor supports input clock frequency ranging from 6MHz to 27MHz
but the driver strictly expects this to be 24MHz (with tolerance of 1%)
with this restrictions let the driver enforce the clock frequency
internally to 24MHz rather then being passed as dt-property.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
 Documentation/devicetree/bindings/media/i2c/ov5645.txt | 2 --
 1 file changed, 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/media/i2c/ov5645.txt b/Documentation/devicetree/bindings/media/i2c/ov5645.txt
index 72ad992f77be..a55bb728ea48 100644
--- a/Documentation/devicetree/bindings/media/i2c/ov5645.txt
+++ b/Documentation/devicetree/bindings/media/i2c/ov5645.txt
@@ -8,7 +8,6 @@ Required Properties:
 - compatible: Value should be "ovti,ov5645".
 - clocks: Reference to the xclk clock.
 - clock-names: Should be "xclk".
-- clock-frequency: Frequency of the xclk clock.
 - enable-gpios: Chip enable GPIO. Polarity is GPIO_ACTIVE_HIGH. This corresponds
   to the hardware pin PWDNB which is physically active low.
 - reset-gpios: Chip reset GPIO. Polarity is GPIO_ACTIVE_LOW. This corresponds to
@@ -37,7 +36,6 @@ Example:
 
 			clocks = <&clks 200>;
 			clock-names = "xclk";
-			clock-frequency = <24000000>;
 
 			vdddo-supply = <&camera_dovdd_1v8>;
 			vdda-supply = <&camera_avdd_2v8>;
-- 
2.20.1


  reply	other threads:[~2020-04-06 16:43 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-06 16:42 [PATCH v5 0/5] ov5645: Deprecate usage of the clock-frequency Lad Prabhakar
2020-04-06 16:42 ` Lad Prabhakar [this message]
2020-04-06 17:30   ` [PATCH v5 1/5] media: dt-bindings: media: i2c: Deprecate usage of the clock-frequency property Laurent Pinchart
2020-04-07  7:35     ` Lad, Prabhakar
2020-04-07  7:14   ` Geert Uytterhoeven
2020-04-14 13:55   ` Rob Herring
2020-04-06 16:42 ` [PATCH v5 2/5] media: i2c: ov5645: Drop reading clock-frequency dt-property Lad Prabhakar
2020-04-06 16:51   ` Sakari Ailus
2020-04-06 17:11     ` Lad, Prabhakar
2020-04-06 17:32     ` Laurent Pinchart
2020-04-07  6:22       ` Sakari Ailus
2020-04-07 12:21         ` Laurent Pinchart
2020-04-07 15:14           ` Sakari Ailus
2020-04-14 20:55             ` Laurent Pinchart
2020-04-14 20:56               ` Laurent Pinchart
2020-04-15  8:19               ` Maxime Ripard
2020-04-15 16:27               ` Sakari Ailus
2020-04-17  2:09                 ` Laurent Pinchart
2020-04-06 17:34   ` Laurent Pinchart
2020-04-07  7:36     ` Lad, Prabhakar
2020-04-07  7:16   ` Geert Uytterhoeven
2020-04-07  7:40     ` Lad, Prabhakar
2020-04-07 12:18       ` Laurent Pinchart
2020-04-06 16:42 ` [PATCH v5 3/5] media: i2c: ov5645: Turn probe error into warning for xvclk frequency mismatch Lad Prabhakar
2020-04-06 17:35   ` Laurent Pinchart
2020-04-07  7:19   ` Geert Uytterhoeven
2020-04-07  7:43     ` Lad, Prabhakar
2020-04-06 16:42 ` [PATCH v5 4/5] ARM: dts: imx6qdl-wandboard: Drop clock-frequency property from ov5645 node Lad Prabhakar
2020-04-06 17:36   ` Laurent Pinchart
2020-04-06 16:42 ` [PATCH v5 5/5] media: dt-bindings: media: i2c: convert ov5645 bindings to json-schema Lad Prabhakar
2020-04-06 17:43   ` Laurent Pinchart
2020-04-07  7:46     ` Lad, Prabhakar
2020-04-15 14:43     ` Rob Herring

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