drm/i915: add WRPLL clocks

The WR PLL can drive the DDI ports at fixed frequencies for HDMI, DVI, DP
and FDI.

Signed-off-by: Eugeni Dodonov <[email protected]>
Reviewed-by: Daniel Vetter <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 8c44fe0b4fa4260b679f6c395798c42c293a609d..fa4d1d303623d3a128a5d3ff46e15e3085374449 100644 (file)
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4157,6 +4157,14 @@
 #define  SPLL_PLL_FREQ_810MHz  (0<<26)
 #define  SPLL_PLL_FREQ_1350MHz (1<<26)
 
+/* WRPLL */
+#define WRPLL_CTL1                             0x46040
+#define WRPLL_CTL2                             0x46060
+#define  WRPLL_PLL_ENABLE                              (1<<31)
+#define  WRPLL_PLL_SELECT_SSC                  (0x01<<28)
+#define  WRPLL_PLL_SELECT_NON_SCC              (0x02<<28)
+#define  WRPLL_PLL_SELECT_LCPLL_2700   (0x03<<28)
+
 /* Port clock selection */
 #define PORT_CLK_SEL_A                 0x46100
 #define PORT_CLK_SEL_B                 0x46104