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tegra: hwpm: read MC config fuse

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On production board, MC config details are available through fuses. Add
function to read MC config fuse. Use the floorsweep fuse info to find
available elements.

Bug 3936487

Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Change-Id: I9e1549e3dfb9c06d8013ca2e1d43eb21bf0289f4
(cherry picked from commit f38e98a94ab8d478af3ebe1c922da606df9b67dc)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-hwpm/+/2888554
Reviewed-by: Adeel Raza <araza@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Vedashree Vidwans
2023-02-22 13:59:48 -08:00
committed by mobile promotions
parent 4ecc672c3e
commit 9a9f2f3635
3 changed files with 115 additions and 1 deletions
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6
drivers/tegra/hwpm/include/tegra_hwpm.h
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@@ -335,6 +335,12 @@ struct hwpm_ip_inst {
*/
struct tegra_hwpm_ip_ops ip_ops;
/*
* Some IPs set fuses to indicate floorsweeping info on platforms.
* This mask will contain fuse fs info if any.
*/
u32 fuse_fs_mask;
/*
* An IP contains perfmux-perfmon groups that correspond to each other.
* If a perfmux is present, it indicates that the corresponding