Change in libgfxinit[master]: gma config: Introduce Has_Original_ILK_Trans

[Nico Huber (Code Review)]

Nico Huber has uploaded this change for review. ( https://review.coreboot.org/27051

Change subject: gma config: Introduce Has_Original_ILK_Trans
......................................................................

gma config: Introduce Has_Original_ILK_Trans

Change-Id: Ib9a5951abf62ed01583ad028bc944c0135744457
Signed-off-by: Nico Huber 
---
M common/hw-gfx-gma-config.ads.template
M common/hw-gfx-gma-pch-fdi.adb
M common/hw-gfx-gma-pch.ads
3 files changed, 4 insertions(+), 9 deletions(-)

git pull ssh://review.coreboot.org:29418/libgfxinit refs/changes/51/27051/1

diff --git a/common/hw-gfx-gma-config.ads.template b/common/hw-gfx-gma-config.ads.template
index 7548ce5..8a1cc16 100644
--- a/common/hw-gfx-gma-config.ads.template
+++ b/common/hw-gfx-gma-config.ads.template
@@ -87,6 +87,7 @@
    Has_DPLL_SEL            : constant Boolean := CPU in Ironlake .. Ivybridge;
    Has_FDI_BPC             : constant Boolean := CPU in Ironlake .. Ivybridge;
    Has_FDI_Composite_Sel   : constant Boolean := CPU = Ivybridge;
+   Has_Original_ILK_Trans  : constant Boolean := CPU = Ironlake;
    Has_Trans_DP_Ctl        : constant Boolean := CPU in
                                                  Sandybridge .. Ivybridge;
    Has_FDI_C               : constant Boolean := CPU = Ivybridge;
diff --git a/common/hw-gfx-gma-pch-fdi.adb b/common/hw-gfx-gma-pch-fdi.adb
index 95bc19f..0217639 100644
--- a/common/hw-gfx-gma-pch-fdi.adb
+++ b/common/hw-gfx-gma-pch-fdi.adb
@@ -30,7 +30,7 @@
    FDI_RX_CTL_RAWCLK_TO_PCDCLK_SEL_RAWCLK : constant := 0 * 2 **  4;
    FDI_RX_CTL_RAWCLK_TO_PCDCLK_SEL_PCDCLK : constant := 1 * 2 **  4;

-   TP_SHIFT : constant := (if Config.CPU = Ironlake then 28 else 8);
+   TP_SHIFT : constant := (if Config.Has_Original_ILK_Trans then 28 else 8);
    FDI_RX_CTL_TRAINING_PATTERN_MASK       : constant := 3 * 2 ** TP_SHIFT;

type TP_Array is array (Training_Pattern) of Word32;
diff --git a/common/hw-gfx-gma-pch.ads b/common/hw-gfx-gma-pch.ads
index 106d2e8..1e05e90 100644
--- a/common/hw-gfx-gma-pch.ads
+++ b/common/hw-gfx-gma-pch.ads
@@ -23,16 +23,10 @@
    -- common to all PCH outputs

PCH_TRANSCODER_SELECT_SHIFT : constant :=
-     (case Config.CPU is
-         when Ironlake                       => 30,
-         when Sandybridge | Ivybridge        => 29,
-         when others                         =>  0);
+     (if Config.Has_Original_ILK_Trans then 30 else 29);

PCH_TRANSCODER_SELECT_MASK : constant :=
-     (case Config.CPU is
-         when Ironlake                       => 1 * 2 ** 30,
-         when Sandybridge | Ivybridge        => 3 * 2 ** 29,
-         when others                         =>  0);
+     (if Config.Has_Original_ILK_Trans then 1 * 2 ** 30 else 3 * 2 ** 29);

type PCH_TRANSCODER_SELECT_Array is array (FDI_Port_Type) of Word32;
    PCH_TRANSCODER_SELECT : constant PCH_TRANSCODER_SELECT_Array :=