1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/clk_gk20a.h b/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
index 8260fd4a..eb9ce069 100644
--- a/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
@@ -24,6 +24,9 @@
 enum {
         /* only one PLL for gk20a */
         GK20A_GPC_PLL = 0,
+        /* 2 PLL revisions for gm20b */
+        GM20B_GPC_PLL_B1,
+        GM20B_GPC_PLL_C1,
 };
 
 enum gpc_pll_mode {