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author | Bjorn Andersson <quic_bjorande@quicinc.com> | 2024-01-25 13:05:09 -0800 |
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committer | Bjorn Andersson <andersson@kernel.org> | 2024-01-30 14:48:06 -0600 |
commit | deebc79b28d6e9ec4d5086bbf1766b65aadcb531 (patch) | |
tree | 4dd3eef4e4e8880c7976f9f6e4b37c88d2a4d3a1 /drivers/clk/qcom | |
parent | clk: qcom: gdsc: Enable supply reglator in GPU GX handler (diff) | |
download | wireguard-linux-deebc79b28d6e9ec4d5086bbf1766b65aadcb531.tar.xz wireguard-linux-deebc79b28d6e9ec4d5086bbf1766b65aadcb531.zip |
clk: qcom: gpucc-sc8280xp: Add external supply for GX gdsc
On SA8295P and SA8540P the GFX rail is powered by a dedicated external
regulator, instead of the rpmh-controlled "gfx.lvl".
Define the "vdd-gfx" as the supply regulator for the GDSC, to cause the
gdsc logic to look for, and control, this external power supply.
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
Link: https://lore.kernel.org/r/20240125-sa8295p-gpu-v4-3-7011c2a63037@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Diffstat (limited to 'drivers/clk/qcom')
-rw-r--r-- | drivers/clk/qcom/gpucc-sc8280xp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/clk/qcom/gpucc-sc8280xp.c b/drivers/clk/qcom/gpucc-sc8280xp.c index 8e147ee294ee..e2b3bc000c71 100644 --- a/drivers/clk/qcom/gpucc-sc8280xp.c +++ b/drivers/clk/qcom/gpucc-sc8280xp.c @@ -399,6 +399,7 @@ static struct gdsc gx_gdsc = { }, .pwrsts = PWRSTS_OFF_ON, .flags = CLAMP_IO | RETAIN_FF_ENABLE, + .supply = "vdd-gfx", }; static struct gdsc *gpu_cc_sc8280xp_gdscs[] = { |