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Groups > linux.kernel > #1536968
| From | Bartosz Golaszewski <bgolaszewski@baylibre.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 2/2] ARM: dts: da850: specify the maximum pixel clock rate for tilcdc |
| Date | 2016-12-06 14:20 +0100 |
| Message-ID | <sLnP4-2vS-37@gated-at.bofh.it> (permalink) |
| References | <sLnP4-2vS-27@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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(+) diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi index ffc6e1a..da86d80 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"; }; }; -- 2.9.3
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[PATCH v4 0/2] ARM: dts: da850: tilcdc related DT changes Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-06 14:20 +0100
[PATCH v4 2/2] ARM: dts: da850: specify the maximum pixel clock rate for tilcdc Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-06 14:20 +0100
[PATCH v4 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-06 14:20 +0100
Re: [PATCH v4 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2016-12-06 14:50 +0100
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