diff options
| author | AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org> | 2021-01-13 21:38:09 +0300 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2021-02-14 23:56:54 +0300 |
| commit | fe121bfe261717e930abdb4a905e5c01b7f47cc3 (patch) | |
| tree | 50c4333998fc3515f08efba80303d3dce13baf64 /drivers/clk | |
| parent | 53748348a57ae67756e82292b50773d2f4479d28 (diff) | |
| download | linux-fe121bfe261717e930abdb4a905e5c01b7f47cc3.tar.xz | |
clk: qcom: gcc-sdm660: Mark MMSS NoC CFG AHB clock as critical
Similarly to MSM8998, any access to the MMSS depends on this clock.
Gating it will crash the system when RPMCC inits mmssnoc_axi_rpm_clk.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Link: https://lore.kernel.org/r/20210113183817.447866-2-angelogioacchino.delregno@somainline.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/qcom/gcc-sdm660.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/clk/qcom/gcc-sdm660.c b/drivers/clk/qcom/gcc-sdm660.c index 31258795e7b8..3b7181d0ff71 100644 --- a/drivers/clk/qcom/gcc-sdm660.c +++ b/drivers/clk/qcom/gcc-sdm660.c @@ -1684,6 +1684,12 @@ static struct clk_branch gcc_mmss_noc_cfg_ahb_clk = { .hw.init = &(struct clk_init_data){ .name = "gcc_mmss_noc_cfg_ahb_clk", .ops = &clk_branch2_ops, + /* + * Any access to mmss depends on this clock. + * Gating this clock has been shown to crash the system + * when mmssnoc_axi_rpm_clk is inited in rpmcc. + */ + .flags = CLK_IS_CRITICAL, }, }, }; |