Age | Commit message (Collapse) | Author |
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Convert the clock driver to specify parent data rather than parent
names, to actually bind using 'clock-names' specified in the DTS rather
than global clock names. Use parent_hws where possible to refer parent
clocks directly, skipping the lookup.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: David Heidelberg <david@ixit.cz> # tested on Nexus 7 (2013)
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220623120418.250589-10-dmitry.baryshkov@linaro.org
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Move clock parent tables down, after the PLL declrataions, so that we
can use pll hw clock fields in the next commit.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: David Heidelberg <david@ixit.cz> # tested on Nexus 7 (2013)
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220623120418.250589-9-dmitry.baryshkov@linaro.org
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Use ARRAY_SIZE() instead of manually specifying num_parents. This makes
adding/removing entries to/from parent_data easy and errorproof.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: David Heidelberg <david@ixit.cz> # tested on Nexus 7 (2013)
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220623120418.250589-8-dmitry.baryshkov@linaro.org
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Convert the clock driver to specify parent data rather than parent
names, to actually bind using 'clock-names' specified in the DTS rather
than global clock names. Use parent_hws where possible to refer parent
clocks directly, skipping the lookup.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: David Heidelberg <david@ixit.cz> # tested on Nexus 7 (2013)
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220623120418.250589-7-dmitry.baryshkov@linaro.org
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Split and extend existing CLK_AIF_OSR_DIV macro to implement mi2s
clocks. This simplifies the driver and removes extra code duplication.
The clock mi2s_div_clk used .enable_reg/.enable_bit, however these
fields are not used with by the clk_regmap_div_ops, thus they are
silently dropped. Clock enablement is handled in the mi2s_bit_div_clk
clock.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: David Heidelberg <david@ixit.cz> # tested on Nexus 7 (2013)
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220623120418.250589-6-dmitry.baryshkov@linaro.org
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Convert the clock driver to specify parent data rather than parent
names, to actually bind using 'clock-names' specified in the DTS rather
than global clock names. Use parent_hws where possible to refer parent
clocks directly, skipping the lookup.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: David Heidelberg <david@ixit.cz> # tested on Nexus 7 (2013)
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220623120418.250589-5-dmitry.baryshkov@linaro.org
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Use ARRAY_SIZE() instead of manually specifying num_parents. This makes
adding/removing entries to/from parent_data easy and errorproof.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: David Heidelberg <david@ixit.cz> # tested on Nexus 7 (2013)
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220623120418.250589-4-dmitry.baryshkov@linaro.org
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By the clk framework already reference counts prepare/unprepare,
this if statement should be never true.
Signed-off-by: Li Zhengyu <lizhengyu3@huawei.com>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lore.kernel.org/r/20220613063327.89320-1-lizhengyu3@huawei.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The Snapdragon 670 adds and removes some clocks, adds new frequencies, and
adds a new GPLL (Global Phase-Locked Loop) in reference to SDM845, while
also removing some GDSCs. Despite these differences, there are many
similarities with SDM670. Add data for SDM670 in the driver for SDM845 to
reuse the most of the clock data.
Advantages and disadvantages of this approach:
+ maintenance applies to both sdm670 and sdm845 by default
+ less duplicate code (clocks) means smaller distro/pre-built kernels
with all drivers enabled
- clocks for both SoC's must be compiled if the user wants clocks for one
specific SoC (both or none)
- additional testing needed for sdm845 devices
Link: https://android.googlesource.com/kernel/msm/+/443bd8d6e2cf54698234c752e6de97b4b8a528bd%5E%21/#F10
Signed-off-by: Richard Acayan <mailingradian@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220914013922.198778-4-mailingradian@gmail.com
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This driver will support more than one SoC's set of clocks, and set of
GDSCs. This behavior would be unclean with hard-coded static variables.
Support it by grabbing clocks, GDSCs, and BCRs in the match data.
Signed-off-by: Richard Acayan <mailingradian@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220914013922.198778-3-mailingradian@gmail.com
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Change a53-pll driver to use clk_parent_data rather than always looking
up the xo clock in the system clock list.
Note, this change also switches the a53-pll from the global `xo' clock
to the `xo_board', the clock that is specified as the `xo' clock in the
DT file.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220909103137.3727830-1-dmitry.baryshkov@linaro.org
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Convert the clock driver to specify parent data rather than parent
names, to actually bind using 'clock-names' specified in the DTS rather
than global clock names. Use parent_hws where possible to refer parent
clocks directly, skipping the lookup.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220909105136.3733919-4-dmitry.baryshkov@linaro.org
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Use ARRAY_SIZE() instead of manually specifying num_parents. This makes
adding/removing entries to/from parent_data easy and errorproof.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220909105136.3733919-3-dmitry.baryshkov@linaro.org
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While working on the Fxtec Pro1X device, this error shows up with
my own minimal configuration:
gcc-sm6115: probe of 1400000.clock-controller failed with error -38
The clock driver depends on CONFIG_QCOM_GDSC and after enabling
that, the driver probes successfully.
Signed-off-by: Dang Huynh <danct12@riseup.net>
Fixes: cbe63bfdc54f ("clk: qcom: Add Global Clock controller (GCC)
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220910170207.1592220-1-danct12@riseup.net
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The clock gating control for TX/RX/WSA core bus clocks would be required
to be reset(moved from hardware control) from audio core driver. Thus
add the support for the reset clocks.
Update the lpass_aon_cc_main_rcg_clk_src ops to park the RCG at XO after
disable as this clock signal is used by hardware to turn ON memories in
LPASS. Also add the external mclk to interface external MI2S.
Fixes: a9dd26639d05 ("clk: qcom: lpass: Add support for LPASS clock controller for SC7280")
Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/1662005846-4838-6-git-send-email-quic_c_skakit@quicinc.com
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Move registration of lpass_q6ss_ahbm_clk and lpass_q6ss_ahbs_clk to
lpass_aon_cc_sc7280_probe and register them only if "qcom,adsp-pil-mode"
is enabled in the lpass_aon DT node.
Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Satya Priya <quic_c_skakit@quicinc.com>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/1662005846-4838-3-git-send-email-quic_c_skakit@quicinc.com
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In commit 3f905469c8ce ("clk: qcom: gcc: Use floor ops for SDCC clocks")
floor ops were applied to SDCC2 only, but flooring is also required on
the SDCC1 apps clock which is used by the eMMC card on Sony's Nile
platform, and otherwise result in the typicial "Card appears
overclocked" warnings observed on many other platforms before:
mmc0: Card appears overclocked; req 52000000 Hz, actual 100000000 Hz
mmc0: Card appears overclocked; req 52000000 Hz, actual 100000000 Hz
mmc0: Card appears overclocked; req 104000000 Hz, actual 192000000 Hz
Fixes: f2a76a2955c0 ("clk: qcom: Add Global Clock controller (GCC) driver for SDM660")
Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
Tested-by: Alexey Minnekhanov <alexeymin@postmarketos.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220714203822.186448-1-marijn.suijten@somainline.org
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Convert the clock driver to specify parent data rather than parent
names, to actually bind using 'clock-names' specified in the DTS rather
than global clock names. Use parent_hws where possible to refer parent
clocks directly, skipping the lookup.
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220704172453.838303-7-dmitry.baryshkov@linaro.org
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The gcc_mss_q6_bimc_axi_clk clock depends on the bimc_ddr_clk_src clock.
Move it down in the file to come after the source clock.
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220704172453.838303-6-dmitry.baryshkov@linaro.org
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Move GPLL definitions up, before the clock parent tables, so that we can
use gpll hw clock fields in the parent_data/parent_hws tables.
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220704172453.838303-5-dmitry.baryshkov@linaro.org
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Use ARRAY_SIZE() instead of manually specifying num_parents. This makes
adding/removing entries to/from parent_data easy and errorproof.
This conversion fixes an issue present since the first version of this
driver. For the gp1_clk_src, gp2_clk_src and gp3_clk_src it was
impossible to select sleep_clk as a prent of the clock, since
num_parents was limited to 3 rather than 4. Switching to use num_parents
automatically makes sleep_clk available for selection.
Fixes: 3966fab8b6ab ("clk: qcom: Add MSM8916 Global Clock Controller support")
Cc: Georgi Djakov <djakov@kernel.org>
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Georgi Djakov <djakov@kernel.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220704172453.838303-4-dmitry.baryshkov@linaro.org
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The Qualcomm DWC3 driver suspend implementation appears to be incomplete
for SC8280XP so keep the USB power domains always-on for now so that the
controller survives a suspend cycle.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220805121250.10347-3-johan+linaro@kernel.org
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The Qualcomm PCIe driver does not yet implement suspend so to keep the
PCIe power domains always-on for now to avoid crashing during resume.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220805121250.10347-2-johan+linaro@kernel.org
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Use parent_hws for two remaining clocks in gcc-msm8994 that used
parent_names.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220620080505.1573948-1-dmitry.baryshkov@linaro.org
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Convert clk-rpm driver to parent_data API.
We keep the old pxo/cxo_board parent naming to keep compatibility with
old DT and we use the new pxo/cxo for new implementation where these
clock are defined in DTS.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220706225321.26215-4-ansuelsmth@gmail.com
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The shipped qcom driver defines:
static struct clk_freq_tbl ftbl_gcc_usb_hs_system_clk[] = {
F( 57140000, gpll0_out_main, 14, 0, 0),
F( 80000000, gpll0_out_main, 10, 0, 0),
F( 100000000, gpll0_out_main, 8, 0, 0),
F_END
};
In the upstream code we omit 57.14 MHz and 100 MHz.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220712125922.3461675-7-bryan.odonoghue@linaro.org
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Again the msm8936/msm8939 supports a wider range of operating frequencies
to the antecedent msm8916 from which the msm8939.c driver is derived.
static struct clk_freq_tbl ftbl_gcc_mdss_mdp_clk[] = {
F( 50000000, gpll0_out_aux, 16, 0, 0),
F( 80000000, gpll0_out_aux, 10, 0, 0),
F( 100000000, gpll0_out_aux, 8, 0, 0),
F( 145500000, gpll0_out_aux, 5.5, 0, 0),
F( 153600000, gpll1_out_main, 4, 0, 0),
F( 160000000, gpll0_out_aux, 5, 0, 0),
F( 177780000, gpll0_out_aux, 4.5, 0, 0),
F( 200000000, gpll0_out_aux, 4, 0, 0),
F( 266670000, gpll0_out_aux, 3, 0, 0),
F( 307200000, gpll1_out_main, 2, 0, 0),
F( 366670000, gpll3_out_aux, 3, 0, 0),
F_END
};
We are missing 145.5 MHz and 153.6 MHz.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220712125922.3461675-6-bryan.odonoghue@linaro.org
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Reviewing the qcom msm8936.c clock frequency tables we see
static struct clk_freq_tbl ftbl_gcc_camss_cpp_clk[] = {
F( 160000000, gpll0_out_main, 5, 0, 0),
F( 200000000, gpll0_out_main, 4, 0, 0),
F( 228570000, gpll0_out_main, 3.5, 0, 0),
F( 266670000, gpll0_out_main, 3, 0, 0),
F( 320000000, gpll0_out_main, 2.5, 0, 0),
F( 465000000, gpll2_out_main, 2, 0, 0),
F_END
};
which is a super-set of the msm8916 original definitions.
Add in the missing frequency definitions now.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220712125922.3461675-5-bryan.odonoghue@linaro.org
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The Venus clock frequencies are a copy/paste error from msm8916. Looking
at the original clock-gcc-8936.c ftbl_gcc_venus0_vcodec0_clk defines we
have:
- 133 MHz
- 200 MHz
- 266 MHz
These values are born out by the relevant qualcomm documentation for the
msm8936/msm8939 Venus core performance levels.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220712125922.3461675-4-bryan.odonoghue@linaro.org
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Standard CCI bus clock clocks are 19.2 MHz and 37.5 MHz. We already define
the 19.2 MHz but are missing the 37.5 MHz.
See qcom kernel drivers/clk/qcom/clock-gcc-8936.c::ftbl_gcc_camss_cci_clk[]
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220712125922.3461675-3-bryan.odonoghue@linaro.org
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Adding a new item to this frequency table I see the existing indentation is
incorrect.
Fixes: 1664014e4679 ("clk: qcom: gcc-msm8939: Add MSM8939 Generic Clock Controller")
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220712125922.3461675-2-bryan.odonoghue@linaro.org
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When a GDSC is found to be enabled at boot the pm_runtime state will
be unbalanced as the GDSC is later turned off. Fix this by increasing
the usage counter on the power-domain, in line with how we handled the
regulator state.
Fixes: 1b771839de05 ("clk: qcom: gdsc: enable optional power domain support")
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lore.kernel.org/r/20220713212818.130277-1-bjorn.andersson@linaro.org
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Both dispcc and videocc use mmcx power domain now.
Lets drop the supply mmcx from every gdsc.
Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Fixes: 266e5cf39a0f ("arm64: dts: qcom: sm8250: remove mmcx regulator")
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220713143200.3686765-1-abel.vesa@linaro.org
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CONFIG_CC_VERSION_TEXT="x86_64-linux-gnu-gcc (Ubuntu 7.4.0-1ubuntu1~18.04.1) 7.4.0"
make ARCH=x86_64 CROSS_COMPILE=x86_64-linux-gnu-, will be failed, like this:
drivers/clk/qcom/gpucc-sm8350.c:111:2: error: initializer element is not constant
gpu_cc_parent,
^~~~~~~~~~~~~
drivers/clk/qcom/gpucc-sm8350.c:111:2: note: (near initialization for ‘gpu_cc_parent_data_0[0]’)
drivers/clk/qcom/gpucc-sm8350.c:126:2: error: initializer element is not constant
gpu_cc_parent,
^~~~~~~~~~~~~
drivers/clk/qcom/gpucc-sm8350.c:126:2: note: (near initialization for ‘gpu_cc_parent_data_1[0]’)
make[3]: *** [drivers/clk/qcom/gpucc-sm8350.o] Error 1
It seems that nested constant initializer is not supported in GCC 7.4.0. For portability resons, we should fix it.
Reported-by: Hulk Robot <hulkci@huawei.com>
Fixes: 160758b05ab1 ("clk: qcom: add support for SM8350 GPUCC")
Signed-off-by: Ren Zhijie <renzhijie2@huawei.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220714121144.71062-1-renzhijie2@huawei.com
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Add support to the SM8350 display clock controller by extending the SM8250
display clock controller, which is almost identical but has some minor
differences.
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220706154337.2026269-5-robert.foss@linaro.org
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The GPUCC manages the clocks for the Adreno GPU found on the
sm8350 SoCs.
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220706154337.2026269-3-robert.foss@linaro.org
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Add camera clock controller driver found on Qualcomm SM8450 SoC.
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220701062744.2757931-1-vladimir.zapolskiy@linaro.org
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Add and export Rivian EVO PLL configuration and control functions to
clock controller drivers, the PLL is used by SM8450 camera clock
controller.
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220701062739.2757912-1-vladimir.zapolskiy@linaro.org
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Add controls for Lucid EVO PLL configuration and export control functions
to clock controller drivers, the PLL is used by Qualcomm SM8450 camera
and display clock controllers.
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220701062729.2757893-1-vladimir.zapolskiy@linaro.org
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Unify all exported PLL clock configuration functions and data structures
as GPL symbols.
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220701062720.2757874-1-vladimir.zapolskiy@linaro.org
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After merging lucid and trion pll functions in commit 0b01489475c6
("clk: qcom: clk-alpha-pll: same regs and ops for trion and lucid")
the function clk_trion_pll_configure() is left with an old description
header, which results in a W=2 compile time warning, fix it.
Acked-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220701062711.2757855-1-vladimir.zapolskiy@linaro.org
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Currently gcc-msm8960 driver manually creates tsens platform device
manually. It would be better to follow IPQ8064 approach, where tsens
device is defined as gcc's child device in the device tree. If nothing
else, it removes gcc's dependency on QFPROM, thus allowing clock
controller to be probed earlier.
Don't create it in case there are available child nodes (tsens) inside
the gcc's device tree node.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220521151437.1489111-4-dmitry.baryshkov@linaro.org
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msm8916 has (at least) 6 "General Purpose" clocks that can be muxed to
SoC pins. These clocks are:
GP_CLK{0, 1} : GPIO_{31, 32} (Belongs to CAMSS according to Linux)
GP_CLK_{1-3}{A, B} : GPIO_{49-51, 97, 12, 13} (Belongs to GCC itself)
GP_MN : GPIO_110 (Doesn't seem to be described in gcc,
ignored in this patch)
Those clocks may be used as e.g. PWM sources for external peripherals.
Add more frequencies to the table for those clocks so it's possible
for arbitrary peripherals to make use of them.
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220612145955.385787-5-nikita@trvn.ru
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Sometimes calculation of d value may result in 0 because of the
rounding after integer division. This causes the following error:
[ 113.969689] camss_gp1_clk_src: rcg didn't update its configuration.
[ 113.969754] WARNING: CPU: 3 PID: 35 at drivers/clk/qcom/clk-rcg2.c:122 update_config+0xc8/0xdc
Make sure that D value is never zero.
Fixes: 7f891faf596e ("clk: qcom: clk-rcg2: Add support for duty-cycle for RCG")
Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220612145955.385787-3-nikita@trvn.ru
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enabled.
In cases when MND is not enabled (e.g. when only Half Integer Divider is
used), setting D registers makes no effect.
Fail instead of making ineffective write.
Fixes: 7f891faf596e ("clk: qcom: clk-rcg2: Add support for duty-cycle for RCG")
Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220612145955.385787-2-nikita@trvn.ru
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On SM8250 two found VFE GDSC power domains shall not be operated, if
titan top is turned off, thus the former power domains will be set as
subdomains by a GDSC registration routine.
Fixes: 5d66ca79b58c ("clk: qcom: Add camera clock controller driver for SM8250")
Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220519214133.1728979-3-vladimir.zapolskiy@linaro.org
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On SDM845 two found VFE GDSC power domains shall not be operated, if
titan top is turned off, thus the former power domains will be set as
subdomains by a GDSC registration routine.
Fixes: 78412c262004 ("clk: qcom: Add camera clock controller driver for SDM845")
Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220519214133.1728979-2-vladimir.zapolskiy@linaro.org
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Once the usb sleep clocks are disabled, clock framework is trying to
disable the sleep clock source also.
However, it seems that it cannot be disabled and trying to do so produces:
[ 245.436390] ------------[ cut here ]------------
[ 245.441233] gcc_sleep_clk_src status stuck at 'on'
[ 245.441254] WARNING: CPU: 2 PID: 223 at clk_branch_wait+0x130/0x140
[ 245.450435] Modules linked in: xhci_plat_hcd xhci_hcd dwc3 dwc3_qcom leds_gpio
[ 245.456601] CPU: 2 PID: 223 Comm: sh Not tainted 5.18.0-rc4 #215
[ 245.463889] Hardware name: Xiaomi AX9000 (DT)
[ 245.470050] pstate: 204000c5 (nzCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 245.474307] pc : clk_branch_wait+0x130/0x140
[ 245.481073] lr : clk_branch_wait+0x130/0x140
[ 245.485588] sp : ffffffc009f2bad0
[ 245.489838] x29: ffffffc009f2bad0 x28: ffffff8003e6c800 x27: 0000000000000000
[ 245.493057] x26: 0000000000000000 x25: 0000000000000000 x24: ffffff800226ef20
[ 245.500175] x23: ffffffc0089ff550 x22: 0000000000000000 x21: ffffffc008476ad0
[ 245.507294] x20: 0000000000000000 x19: ffffffc00965ac70 x18: fffffffffffc51a7
[ 245.514413] x17: 68702e3030303837 x16: 3a6d726f6674616c x15: ffffffc089f2b777
[ 245.521531] x14: ffffffc0095c9d18 x13: 0000000000000129 x12: 0000000000000129
[ 245.528649] x11: 00000000ffffffea x10: ffffffc009621d18 x9 : 0000000000000001
[ 245.535767] x8 : 0000000000000001 x7 : 0000000000017fe8 x6 : 0000000000000001
[ 245.542885] x5 : ffffff803fdca6d8 x4 : 0000000000000000 x3 : 0000000000000027
[ 245.550002] x2 : 0000000000000027 x1 : 0000000000000023 x0 : 0000000000000026
[ 245.557122] Call trace:
[ 245.564229] clk_branch_wait+0x130/0x140
[ 245.566490] clk_branch2_disable+0x2c/0x40
[ 245.570656] clk_core_disable+0x60/0xb0
[ 245.574561] clk_core_disable+0x68/0xb0
[ 245.578293] clk_disable+0x30/0x50
[ 245.582113] dwc3_qcom_remove+0x60/0xc0 [dwc3_qcom]
[ 245.585588] platform_remove+0x28/0x60
[ 245.590361] device_remove+0x4c/0x80
[ 245.594179] device_release_driver_internal+0x1dc/0x230
[ 245.597914] device_driver_detach+0x18/0x30
[ 245.602861] unbind_store+0xec/0x110
[ 245.607027] drv_attr_store+0x24/0x40
[ 245.610847] sysfs_kf_write+0x44/0x60
[ 245.614405] kernfs_fop_write_iter+0x128/0x1c0
[ 245.618052] new_sync_write+0xc0/0x130
[ 245.622391] vfs_write+0x1d4/0x2a0
[ 245.626123] ksys_write+0x58/0xe0
[ 245.629508] __arm64_sys_write+0x1c/0x30
[ 245.632895] invoke_syscall.constprop.0+0x5c/0x110
[ 245.636890] do_el0_svc+0xa0/0x150
[ 245.641488] el0_svc+0x18/0x60
[ 245.644872] el0t_64_sync_handler+0xa4/0x130
[ 245.647914] el0t_64_sync+0x174/0x178
[ 245.652340] ---[ end trace 0000000000000000 ]---
So, add CLK_IS_CRITICAL flag to the clock so that the kernel won't try
to disable the sleep clock.
Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220515210048.483898-10-robimarko@gmail.com
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Add GDSC-s for each of the two USB controllers built-in the IPQ8074.
Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220515210048.483898-9-robimarko@gmail.com
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Currently, attempting to enable the UBI clocks will cause the stuck at
off warning to be printed and clk_enable will fail.
[ 14.936694] gcc_ubi1_ahb_clk status stuck at 'off'
Downstream 5.4 QCA kernel has fixed this by seting the BRANCH_HALT_DELAY
flag on UBI clocks, so lets do the same.
Fixes: 5736294aef83 ("clk: qcom: ipq8074: add NSS clocks")
Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220515210048.483898-6-robimarko@gmail.com
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