summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/soc/nvidia/tegra132/chip.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/src/soc/nvidia/tegra132/chip.h b/src/soc/nvidia/tegra132/chip.h
index 35e72d59e6..2468870569 100644
--- a/src/soc/nvidia/tegra132/chip.h
+++ b/src/soc/nvidia/tegra132/chip.h
@@ -27,7 +27,8 @@ struct soc_nvidia_tegra132_config {
uintptr_t spintable_addr;
/*
- * panel default specification
+ * panel resolution
+ * The two parameters below provides dc about panel spec.
*/
u32 xres; /* the width of H display active area */
u32 yres; /* the height of V display active area */
@@ -45,6 +46,15 @@ struct soc_nvidia_tegra132_config {
*/
u32 framebuffer_size;
+ /*
+ * Framebuffer resolution
+ * The two parameters below provides dc about framebuffer's sdram size.
+ * When they are not the same as panel resolution, we need to program
+ * dc's DDA_INCREMENT and some other registers to resize dc output.
+ */
+ u32 display_xres;
+ u32 display_yres;
+
int href_to_sync; /* HSYNC position with respect to line start */
int hsync_width; /* the width of HSYNC pulses */
int hback_porch; /* the distance between HSYNC trailing edge to