Message ID | 1481107365-24839-5-git-send-email-bgolaszewski@baylibre.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[82.242.157.225]) by smtp.gmail.com with ESMTPSA id w7sm8888886wmd.24.2016.12.07.02.43.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 07 Dec 2016 02:43:04 -0800 (PST) From: Bartosz Golaszewski <bgolaszewski@baylibre.com> To: Jyri Sarha <jsarha@ti.com>, Tomi Valkeinen <tomi.valkeinen@ti.com>, David Airlie <airlied@linux.ie>, Kevin Hilman <khilman@baylibre.com>, Michael Turquette <mturquette@baylibre.com>, Sekhar Nori <nsekhar@ti.com>, Rob Herring <robh+dt@kernel.org>, Frank Rowand <frowand.list@gmail.com>, Mark Rutland <mark.rutland@arm.com>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Peter Ujfalusi <peter.ujfalusi@ti.com>, Russell King <linux@armlinux.org.uk> Subject: [PATCH v5 4/4] ARM: dts: da850: specify the maximum pixel clock rate for tilcdc Date: Wed, 7 Dec 2016 11:42:45 +0100 Message-Id: <1481107365-24839-5-git-send-email-bgolaszewski@baylibre.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1481107365-24839-1-git-send-email-bgolaszewski@baylibre.com> References: <1481107365-24839-1-git-send-email-bgolaszewski@baylibre.com> Cc: linux-devicetree <devicetree@vger.kernel.org>, linux-drm <dri-devel@lists.freedesktop.org>, LKML <linux-kernel@vger.kernel.org>, arm-soc <linux-arm-kernel@lists.infradead.org>, Bartosz Golaszewski <bgolaszewski@baylibre.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development <dri-devel.lists.freedesktop.org> List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe> List-Archive: <https://lists.freedesktop.org/archives/dri-devel> List-Post: <mailto:dri-devel@lists.freedesktop.org> List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help> List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org> X-Virus-Scanned: ClamAV using ClamSMTP |
diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi index 3f51e59..ba5bf80 100644 --- a/arch/arm/boot/dts/da850.dtsi +++ b/arch/arm/boot/dts/da850.dtsi @@ -452,6 +452,7 @@ compatible = "ti,da850-tilcdc"; reg = <0x213000 0x1000>; interrupts = <52>; + max-pixelclock = <37500>; status = "disabled"; }; };
At maximum CPU frequency of 300 MHz the maximum pixel clock frequency is 37.5 MHz[1]. We must filter out any mode for which the calculated pixel clock rate would exceed this value. Specify the max-pixelclock property for the display node for da850-lcdk. [1] http://processors.wiki.ti.com/index.php/OMAP-L1x/C674x/AM1x_LCD_Controller_(LCDC)_Throughput_and_Optimization_Techniques Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> --- arch/arm/boot/dts/da850.dtsi | 1 + 1 file changed, 1 insertion(+)