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| author | Imre Deak <imre.deak@intel.com> | 2017-05-10 12:21:53 +0300 |
|---|---|---|
| committer | Imre Deak <imre.deak@intel.com> | 2017-05-10 13:47:55 +0300 |
| commit | 52eb92c6fe8f89c3099dd28386f178999abd5438 (patch) | |
| tree | 7748da53be1b52fa07b6b5f676405aaebb93af0d /drivers/gpu/drm/i915/dvo_ch7017.c | |
| parent | a92d1a91cf729c585b978cecb75b046ced0bc164 (diff) | |
| download | linux-52eb92c6fe8f89c3099dd28386f178999abd5438.tar.gz linux-52eb92c6fe8f89c3099dd28386f178999abd5438.tar.bz2 linux-52eb92c6fe8f89c3099dd28386f178999abd5438.zip | |
drm/i915/lvds: Remove magic from PLL programming
This looks like a left-over from enabling work. The spec defines
CH7017_LVDS_PLL_FEEDBACK_DEFAULT_RESERVED as reserved set, so follow
this in the programming.
v2:
- Follow the spec to set CH7017_LVDS_PLL_FEEDBACK_DEFAULT_RESERVED.
(Ville)
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1494408113-379-7-git-send-email-imre.deak@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/dvo_ch7017.c')
| -rw-r--r-- | drivers/gpu/drm/i915/dvo_ch7017.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/dvo_ch7017.c b/drivers/gpu/drm/i915/dvo_ch7017.c index b3c7c199200c..80b3e16cf48c 100644 --- a/drivers/gpu/drm/i915/dvo_ch7017.c +++ b/drivers/gpu/drm/i915/dvo_ch7017.c @@ -280,10 +280,10 @@ static void ch7017_mode_set(struct intel_dvo_device *dvo, (0 << CH7017_PHASE_DETECTOR_SHIFT); } else { outputs_enable = CH7017_LVDS_CHANNEL_A | CH7017_CHARGE_PUMP_HIGH; - lvds_pll_feedback_div = CH7017_LVDS_PLL_FEEDBACK_DEFAULT_RESERVED | + lvds_pll_feedback_div = + CH7017_LVDS_PLL_FEEDBACK_DEFAULT_RESERVED | (2 << CH7017_LVDS_PLL_FEED_BACK_DIVIDER_SHIFT) | (3 << CH7017_LVDS_PLL_FEED_FORWARD_DIVIDER_SHIFT); - lvds_pll_feedback_div = 35; lvds_control_2 = (3 << CH7017_LOOP_FILTER_SHIFT) | (0 << CH7017_PHASE_DETECTOR_SHIFT); if (1) { /* XXX: dual channel panel detection. Assume yes for now. */ |