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Re: [PATCH v7 5/5] ARM: dts: da850: specify the maximum pixel clock rate for tilcdc

From Sekhar Nori <nsekhar@ti.com>
Newsgroups linux.kernel
Subject Re: [PATCH v7 5/5] ARM: dts: da850: specify the maximum pixel clock rate for tilcdc
Date 2017-01-02 12:40 +0100
Message-ID <sV985-6ct-1@gated-at.bofh.it> (permalink)
References <sNSc1-8lZ-17@gated-at.bofh.it> <sNSlH-8pl-23@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tuesday 13 December 2016 03:39 PM, Bartosz Golaszewski wrote:
> 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

This wiki page is not really a TI datasheet and can change without
notice. I changed this to refer to
http://www.ti.com/lit/ds/symlink/am1808.pdf (SPRS653E, revised March
2014), table 6-110.

Applied to v4.11/dt

Thanks,
Sekhar

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Thread

[PATCH v7 0/5] ARM: dts: da850: tilcdc related DT changes Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-13 11:10 +0100
  [PATCH v7 5/5] ARM: dts: da850: specify the maximum pixel clock rate for tilcdc Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-13 11:20 +0100
    Re: [PATCH v7 5/5] ARM: dts: da850: specify the maximum pixel clock  rate for tilcdc Sekhar Nori <nsekhar@ti.com> - 2017-01-02 12:40 +0100
  [PATCH v7 3/5] drm: bridge: add support for TI ths8135 Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-13 11:20 +0100
    Re: [PATCH v7 3/5] drm: bridge: add support for TI ths8135 Archit Taneja <architt@codeaurora.org> - 2016-12-14 06:10 +0100
      Re: [PATCH v7 3/5] drm: bridge: add support for TI ths8135 Sekhar Nori <nsekhar@ti.com> - 2017-01-02 12:10 +0100
        Re: [PATCH v7 3/5] drm: bridge: add support for TI ths8135 Archit Taneja <architt@codeaurora.org> - 2017-01-03 06:30 +0100
          Re: [PATCH v7 3/5] drm: bridge: add support for TI ths8135 Sekhar Nori <nsekhar@ti.com> - 2017-01-03 06:40 +0100
  [PATCH v7 1/5] ARM: dts: da850: rename the display node label Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-13 11:20 +0100
    Re: [PATCH v7 1/5] ARM: dts: da850: rename the display node label Tomi Valkeinen <tomi.valkeinen@ti.com> - 2016-12-14 11:00 +0100
      Re: [PATCH v7 1/5] ARM: dts: da850: rename the display node label Sekhar Nori <nsekhar@ti.com> - 2017-01-02 12:10 +0100
  [PATCH v7 4/5] ARM: dts: da850-lcdk: add the vga-bridge node Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-13 11:20 +0100
    Re: [PATCH v7 4/5] ARM: dts: da850-lcdk: add the vga-bridge node Tomi Valkeinen <tomi.valkeinen@ti.com> - 2016-12-14 11:00 +0100
      Re: [PATCH v7 4/5] ARM: dts: da850-lcdk: add the vga-bridge node Sekhar Nori <nsekhar@ti.com> - 2017-01-02 12:20 +0100
  [PATCH v7 2/5] drm: bridge: add DT bindings for TI ths8135 Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-13 11:20 +0100
    Re: [PATCH v7 2/5] drm: bridge: add DT bindings for TI ths8135 Archit Taneja <architt@codeaurora.org> - 2016-12-14 06:10 +0100

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