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Commit ca6216fc authored by Marko Kohtala's avatar Marko Kohtala Committed by Bartlomiej Zolnierkiewicz
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dt-bindings: display: ssd1307fb: Add initialization properties 



Document new bindings for adapting ssd1307fb driver to new displays.

Signed-off-by: default avatarMarko Kohtala <marko.kohtala@okoko.fi>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: David Airlie <airlied@linux.ie>
Cc: Michal Vokáč <michal.vokac@ysoft.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190618074111.9309-6-marko.kohtala@okoko.fi
parent b0020d8a

Documentation/devicetree/bindings/display/ssd1307fb.txt

+10 −0
Original line number Diff line number Diff line
@@ -27,6 +27,15 @@ Optional properties: 
  - solomon,prechargep2: Length of precharge period (phase 2) in clock cycles.

                         This needs to be the higher, the higher the capacitance

                         of the OLED's pixels is

  - solomon,dclk-div: Clock divisor 1 to 16

  - solomon,dclk-frq: Clock frequency 0 to 15, higher value means higher

                      frequency

  - solomon,lookup-table: 8 bit value array of current drive pulse widths for

                          BANK0, and colors A, B, and C. Each value in range

                          of 31 to 63 for pulse widths of 32 to 64. Color D

                          is always width 64.

  - solomon,area-color-enable: Display uses color mode

  - solomon,low-power. Display runs in low power mode



[0]: Documentation/devicetree/bindings/pwm/pwm.txt
@@ -46,4 +55,5 @@ ssd1306: oled@3c { 
        solomon,com-lrremap;

        solomon,com-invdir;

        solomon,com-offset = <32>;

        solomon,lookup-table = /bits/ 8 <0x3f 0x3f 0x3f 0x3f>;

};