diff --git a/drivers/gpu/nvgpu/gp106/pmu_gp106.c b/drivers/gpu/nvgpu/gp106/pmu_gp106.c
index 56f1e194c..632023ba2 100644
--- a/drivers/gpu/nvgpu/gp106/pmu_gp106.c
+++ b/drivers/gpu/nvgpu/gp106/pmu_gp106.c
@@ -332,6 +332,7 @@ void gp106_init_pmu_ops(struct gpu_ops *gops)
 	gops->pmu.pmu_pg_param_post_init = nvgpu_lpwr_post_init;
 	gops->pmu.dump_secure_fuses = NULL;
 	gops->pmu.mclk_init = gp106_mclk_init;
+	gops->pmu.mclk_change = gp106_mclk_change;
 	gops->pmu.mclk_deinit = gp106_mclk_deinit;
 	gops->pmu.is_pmu_supported = gp106_is_pmu_supported;
 	gops->pmu.reset_engine = gp106_pmu_engine_reset;
diff --git a/drivers/gpu/nvgpu/gp106/pmu_mclk_gp106.c b/drivers/gpu/nvgpu/gp106/pmu_mclk_gp106.c
index c510a8d76..2ca29750a 100644
--- a/drivers/gpu/nvgpu/gp106/pmu_mclk_gp106.c
+++ b/drivers/gpu/nvgpu/gp106/pmu_mclk_gp106.c
@@ -2725,6 +2725,14 @@ int gp106_mclk_init(struct gk20a *g)
 
 	mclk->speed = GP106_MCLK_LOW_SPEED; /* Value from Devinit */
 
+	/* Find out which memory configuration to use */
+	g->mem_config_idx = GP106_MEM_CONFIG_GDDR5_PG418;
+	if ((g->pci_vendor_id == PCI_VENDOR_ID_NVIDIA) &&
+		(g->pci_device_id == 0x1c75) &&
+		(g->gpu_characteristics.vbios_version == 0x86065800)) {
+		g->mem_config_idx = GP106_MEM_CONFIG_GDDR5_PG419;
+	}
+
 	/* Parse VBIOS */
 	status = mclk_get_memclk_table(g);
 	if (status < 0) {
@@ -2791,6 +2799,7 @@ int gp106_mclk_change(struct gk20a *g, u16 val)
 	u32 seqdesc;
 	int status = 0;
 	struct memory_config *m = &mem_config[g->mem_config_idx];
+
 	u32 seq_completion_status = ~0x0;
 	u8 *seq_script_ptr = NULL;
 	size_t seq_script_size = 0;