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clk: qcom: mmcc-msm8998: Set bimc_smmu_gdsc always on

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[ Upstream commit 68e1d106eb ]

This GDSC enables (or cuts!) power to the Multimedia Subsystem IOMMU
(mmss smmu), which has bootloader pre-set secure contexts.
In the event of a complete power loss, the secure contexts will be
reset and the hypervisor will crash the SoC.

To prevent this, and get a working multimedia subsystem, set this
GDSC as always on.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Link: https://lore.kernel.org/r/20210114221059.483390-10-angelogioacchino.delregno@somainline.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Stable-dep-of: 1fc62c834739 ("clk: qcom: mmcc-msm8998: Fix the SMMU GDSC")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
AngeloGioacchino Del Regno
2021-01-14 23:10:57 +01:00
committed by Greg Kroah-Hartman
parent 97a6711744
commit ba7f9695d5
1 changed files with 1 additions and 1 deletions
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2
drivers/clk/qcom/mmcc-msm8998.c
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@@ -2666,7 +2666,7 @@ static struct gdsc bimc_smmu_gdsc = {
.name = "bimc_smmu",
},
.pwrsts = PWRSTS_OFF_ON,
.flags = HW_CTRL,
.flags = HW_CTRL | ALWAYS_ON,
};
static struct clk_regmap *mmcc_msm8998_clocks[] = {