gpu: nvgpu: use platform data for ptimer source rate

Instead of depending on clock frame-work, use platform data
for ptimer source rate. Removed ptimerscaling10x platform
data, and use ptimer source frequency to calculate
ptimerscaling factor.

Reviewed-on: http://git-master/r/819030
(cherry picked from commit dd291334d54dab80cab7eb1656dffc48a59610b4)

Change-Id: I7638ce9875a6e440bbfc2ba2da0d0b094b2700ff
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/827300
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c b/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
index 2c9cfb63..8733f356 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a_tegra.c
@@ -812,7 +812,7 @@ struct gk20a_platform gk20a_tegra_platform = {
         .enable_elcg            = true,
         .enable_elpg            = true,
         .enable_aelpg           = true,
-        .ptimerscaling10x       = 26,
+        .ptimer_src_freq        = 12000000,
 
         .force_reset_in_do_idle = false,
 
@@ -861,7 +861,7 @@ struct gk20a_platform gm20b_tegra_platform = {
         .enable_elcg            = true,
         .enable_elpg            = true,
         .enable_aelpg           = true,
-        .ptimerscaling10x       = 26,
+        .ptimer_src_freq        = 19200000,
 
         .force_reset_in_do_idle = false,