redonkable/alistair23-linux
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staging: sm750fb: Correctly set CLOCK_PHASE bit of display controller.

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Commit 6fba39cf32 ("staging: sm750fb: use BIT macro for
PANEL_DISPLAY_CTRL single-bit fields") accidentally changed the
CLOCK_PHASE logic from '|=' to '=' which clears all the previously set
bits.

Fixes: 6fba39cf32 ("staging: sm750fb: use BIT macro for PANEL_DISPLAY_CTRL single-bit fields")
Signed-off-by: Phil Turnbull <phil.turnbull@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Phil Turnbull 2016-09-02 15:35:31 -04:00 committed by Greg Kroah-Hartman
parent 777953182e
commit 992f961480
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/sm750fb/ddk750_mode.c
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@ -63,7 +63,7 @@ static unsigned long displayControlAdjust_SM750LE(mode_parameter_t *pModeParam,
dispControl |= (CRT_DISPLAY_CTRL_CRTSELECT | CRT_DISPLAY_CTRL_RGBBIT);
/* Set bit 14 of display controller */
dispControl = DISPLAY_CTRL_CLOCK_PHASE;
dispControl |= DISPLAY_CTRL_CLOCK_PHASE;
POKE32(CRT_DISPLAY_CTRL, dispControl);