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clk: qcom: gcc-sdm660: Mark MMSS NoC CFG AHB clock as critical

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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>
This commit is contained in:
AngeloGioacchino Del Regno 2021-01-13 19:38:09 +01:00 committed by Stephen Boyd
parent 53748348a5
commit fe121bfe26
1 changed files with 6 additions and 0 deletions
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6
drivers/clk/qcom/gcc-sdm660.c
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@ -1684,6 +1684,12 @@ static struct clk_branch gcc_mmss_noc_cfg_ahb_clk = {
.hw.init = &(struct clk_init_data){ .hw.init = &(struct clk_init_data){
.name = "gcc_mmss_noc_cfg_ahb_clk", .name = "gcc_mmss_noc_cfg_ahb_clk",
.ops = &clk_branch2_ops, .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,
}, },
}, },
}; };