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Instead of magically poking at the bit0 of branch clocks' CBCR, use
the newly introduced helper.
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240212-topic-clk_branch_en-v7-2-5b79eb7278b2@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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There is no need to register display clock controllers during subsys init
calls. Use module_platform_driver() instead.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240206-clk-module-platform-driver-v1-2-db799bd2feeb@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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On SC7180 we observe black screens because the gdsc is being
enabled/disabled very rapidly and the GDSC FSM state does not work as
expected. This is due to the fact that the GDSC reset value is being
updated from SW.
The recommended transition delay for mdss core gdsc updated for
SC7180/SC7280/SM8250.
Fixes: dd3d06622138 ("clk: qcom: Add display clock controller driver for SC7180")
Fixes: 1a00c962f9cd ("clk: qcom: Add display clock controller driver for SC7280")
Fixes: 80a18f4a8567 ("clk: qcom: Add display clock controller driver for SM8150 and SM8250")
Signed-off-by: Taniya Das <tdas@codeaurora.org>
Link: https://lore.kernel.org/r/20220223185606.3941-2-tdas@codeaurora.org
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
[sboyd@kernel.org: lowercase hex]
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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Add support for the display clock controller found on SC7280
based devices. This would allow display drivers to probe and
control their clocks.
Signed-off-by: Taniya Das <tdas@codeaurora.org>
Link: https://lore.kernel.org/r/1626189143-12957-4-git-send-email-tdas@codeaurora.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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