diff --git a/gpu/sun-gpu.dtsi b/gpu/sun-gpu.dtsi
index 34c90a61..a3e97828 100644
--- a/gpu/sun-gpu.dtsi
+++ b/gpu/sun-gpu.dtsi
@@ -83,6 +83,9 @@
 		<MHZ_TO_KBPS(4224, 4)>, /* TURBO_L1 index=10 */
 		<MHZ_TO_KBPS(4761, 4)>; /* TURBO_L3 index=11 */
 
+	nvmem-cells = <&gpu_speed_bin>;
+	nvmem-cell-names = "speed_bin";
+
 	zap-shader {
 		memory-region = <&gpu_microcode_mem>;
 	};