From: AngeloGioacchino Del Regno Date: Thu, 14 Jan 2021 22:10:57 +0000 (+0100) Subject: clk: qcom: mmcc-msm8998: Set bimc_smmu_gdsc always on X-Git-Tag: v5.12-rc1~110^2^4~16 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=68e1d106eb4dceb61bc2818d829786b364fd502b;p=linux-block.git clk: qcom: mmcc-msm8998: Set bimc_smmu_gdsc always on 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 Link: https://lore.kernel.org/r/20210114221059.483390-10-angelogioacchino.delregno@somainline.org Signed-off-by: Stephen Boyd --- diff --git a/drivers/clk/qcom/mmcc-msm8998.c b/drivers/clk/qcom/mmcc-msm8998.c index 0f7c2a48ef2e..467dadccde02 100644 --- a/drivers/clk/qcom/mmcc-msm8998.c +++ b/drivers/clk/qcom/mmcc-msm8998.c @@ -2663,7 +2663,7 @@ 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[] = {