drm/i915/glk: Set DCC delay range 2 in PLL enable sequence
Follow the PLL enable sequence updated in bspec, which requires the DCC
delay range 2 bit to be set.
v2: Moved from DDI init sequence to PLL enable.
v3: Don't read value from GRP register. (Rodrido)
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Ander Conselvan De Oliveira <ander.conselvan.de.oliveira@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1480667037-11215-5-git-send-email-ander.conselvan.de.oliveira@intel.com
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index d1f0720..6cff01d 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1784,6 +1784,21 @@ enum skl_disp_power_wells {
#define DEEMPH_SHIFT 24
#define DE_EMPHASIS (0xFF << DEEMPH_SHIFT)
+#define _PORT_TX_DW5_LN0_A 0x162514
+#define _PORT_TX_DW5_LN0_B 0x6C514
+#define _PORT_TX_DW5_LN0_C 0x6C914
+#define _PORT_TX_DW5_GRP_A 0x162D14
+#define _PORT_TX_DW5_GRP_B 0x6CD14
+#define _PORT_TX_DW5_GRP_C 0x6CF14
+#define BXT_PORT_TX_DW5_LN0(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \
+ _PORT_TX_DW5_LN0_B, \
+ _PORT_TX_DW5_LN0_C)
+#define BXT_PORT_TX_DW5_GRP(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \
+ _PORT_TX_DW5_GRP_B, \
+ _PORT_TX_DW5_GRP_C)
+#define DCC_DELAY_RANGE_1 (1 << 9)
+#define DCC_DELAY_RANGE_2 (1 << 8)
+
#define _PORT_TX_DW14_LN0_A 0x162538
#define _PORT_TX_DW14_LN0_B 0x6C538
#define _PORT_TX_DW14_LN0_C 0x6C938