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drm: bridge: icn6211: Disable DPI color swap

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The chip is capable of swapping DPI RGB channels. The driver currently
does not implement support for this functionality. Write the MIPI_PN_SWAP
register to 0 to assure the color swap is disabled.

Acked-by: Maxime Ripard <maxime@cerno.tech>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Jagan Teki <jagan@amarulasolutions.com>
Cc: Maxime Ripard <maxime@cerno.tech>
Cc: Robert Foss <robert.foss@linaro.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
To: dri-devel@lists.freedesktop.org
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220331150509.9838-7-marex@denx.de
This commit is contained in:
Marek Vasut
2022-03-31 17:05:04 +02:00
committed by Robert Foss
parent 00404824b8
commit aedfd0b9ae
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/bridge/chipone-icn6211.c
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@@ -296,6 +296,7 @@ static void chipone_atomic_enable(struct drm_bridge *bridge,
ICN6211_DSI(icn, HFP_MIN, hfp & 0xff);
ICN6211_DSI(icn, MIPI_PD_CK_LANE, 0xa0);
ICN6211_DSI(icn, PLL_CTRL(12), 0xff);
ICN6211_DSI(icn, MIPI_PN_SWAP, 0x00);
/* DPI HS/VS/DE polarity */
pol = ((mode->flags & DRM_MODE_FLAG_PHSYNC) ? BIST_POL_HSYNC_POL : 0) |