diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2021-12-02 16:44:56 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2021-12-07 10:41:07 +0200 |
| commit | 61b98486e4314d39d43921680d68b46c3083b22e (patch) | |
| tree | 2b5946145b0f9af8df90a8c999542b2ffca2f8f5 /drivers/gpu/drm/i915/display/intel_snps_phy.c | |
| parent | 1c7ab5affa5e73ed75732be2f2fabe1ae86c82e1 (diff) | |
drm/i915/snps: use div32 version of MPLLB word clock for UHBR
The mode set sequence for 128b/132b requires setting the div32 version
of MPLLB clock.
Bspec: 53880, 54128
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211202144456.2541305-1-jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_snps_phy.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_snps_phy.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.c b/drivers/gpu/drm/i915/display/intel_snps_phy.c index c2251218a39e..09f405e4d363 100644 --- a/drivers/gpu/drm/i915/display/intel_snps_phy.c +++ b/drivers/gpu/drm/i915/display/intel_snps_phy.c @@ -186,6 +186,7 @@ static const struct intel_mpllb_state dg2_dp_uhbr10_100 = { REG_FIELD_PREP(SNPS_PHY_MPLLB_PMIX_EN, 1) | REG_FIELD_PREP(SNPS_PHY_MPLLB_WORD_DIV2_EN, 1) | REG_FIELD_PREP(SNPS_PHY_MPLLB_DP2_MODE, 1) | + REG_FIELD_PREP(SNPS_PHY_MPLLB_SHIM_DIV32_CLK_SEL, 1) | REG_FIELD_PREP(SNPS_PHY_MPLLB_V2I, 2), .mpllb_div2 = REG_FIELD_PREP(SNPS_PHY_MPLLB_REF_CLK_DIV, 2) | @@ -369,6 +370,7 @@ static const struct intel_mpllb_state dg2_dp_uhbr10_38_4 = { REG_FIELD_PREP(SNPS_PHY_MPLLB_PMIX_EN, 1) | REG_FIELD_PREP(SNPS_PHY_MPLLB_WORD_DIV2_EN, 1) | REG_FIELD_PREP(SNPS_PHY_MPLLB_DP2_MODE, 1) | + REG_FIELD_PREP(SNPS_PHY_MPLLB_SHIM_DIV32_CLK_SEL, 1) | REG_FIELD_PREP(SNPS_PHY_MPLLB_V2I, 2), .mpllb_div2 = REG_FIELD_PREP(SNPS_PHY_MPLLB_REF_CLK_DIV, 1) | |