gpu: nvgpu: Separate gm20b configuration

Separate gm20b platform data from gk20a data.

Change-Id: Ie90ebc9e06ba94dfe852dfe07c163cd00fd90a9c
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/396376
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Arto Merilainen <amerilainen@nvidia.com>
Reviewed-by: Bo Yan <byan@nvidia.com>

3 files changed, 27 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index 4e06e139..864d6229 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -929,7 +929,7 @@ static struct of_device_id tegra_gk20a_of_match[] = {
         { .compatible = "nvidia,tegra124-gk20a",
                 .data = &gk20a_tegra_platform },
         { .compatible = "nvidia,tegra210-gm20b",
-                .data = &gk20a_tegra_platform },
+                .data = &gm20b_tegra_platform },
 #endif
         { .compatible = "nvidia,generic-gk20a",
                 .data = &gk20a_generic_platform },
diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
index 90333eef..d9d86b63 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
@@ -121,6 +121,7 @@ static inline struct gk20a_platform *gk20a_get_platform(
 extern struct gk20a_platform gk20a_generic_platform;
 #ifdef CONFIG_TEGRA_GK20A
 extern struct gk20a_platform gk20a_tegra_platform;
+extern struct gk20a_platform gm20b_tegra_platform;
 #endif
 
 static inline bool gk20a_platform_has_syncpoints(struct platform_device *dev)
diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c b/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
index ea49a124..05aec1a7 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
@@ -519,6 +519,31 @@ struct gk20a_platform gk20a_tegra_platform = {
         .dump_platform_dependencies = gk20a_tegra_debug_dump,
 };
 
+struct gk20a_platform gm20b_tegra_platform = {
+        .has_syncpoints = true,
+
+        /* power management configuration */
+        .railgate_delay         = 500,
+        .clockgate_delay        = 50,
+
+        .probe = gk20a_tegra_probe,
+        .late_probe = gk20a_tegra_late_probe,
+
+        /* power management callbacks */
+        .suspend = gk20a_tegra_suspend,
+
+        /* frequency scaling configuration */
+        .prescale = gk20a_tegra_prescale,
+        .postscale = gk20a_tegra_postscale,
+        .devfreq_governor = "nvhost_podgov",
+        .qos_id = PM_QOS_GPU_FREQ_MIN,
+
+        .channel_busy = gk20a_tegra_channel_busy,
+        .channel_idle = gk20a_tegra_channel_idle,
+        .secure_alloc = gk20a_tegra_secure_alloc,
+        .dump_platform_dependencies = gk20a_tegra_debug_dump,
+};
+
 struct platform_device tegra_gk20a_device = {
         .name           = "gk20a",
         .resource       = gk20a_tegra_resources,