| Commit message (Collapse) | Author | Age | Files | Lines |
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux
Pull clk subsystem updates from Stephen Boyd:
"This pull request is full of clk driver changes. In fact, there aren't
any changes to the clk framework this time around. That's probably
because everyone was on vacation (yours truly included). We did lose a
couple clk drivers this time around because nobody was using those
devices. That skews the diffstat a bit, but either way, nothing looks
out of the ordinary here. The usual suspects are chugging along adding
support for more SoCs and fixing bugs.
If I had to choose, I'd say the theme for the past few months has been
"polish". There's quite a few patches that migrate to
devm_platform_ioremap_resource() in here. And there's more than a
handful of patches that move the NR_CLKS define from the DT binding
header to the driver. There's even patches that migrate drivers to use
clk_parent_data and clk_hw to describe clk tree topology. It seems
that the spring (summer?) cleaning bug got some folks, or the
semiconductor shortage finally hit the software side.
New Drivers:
- StarFive JH7110 SoC clock drivers
- Qualcomm IPQ5018 Global Clock Controller driver
- Versa3 clk generator to support 48KHz playback/record with audio
codec on RZ/G2L SMARC EVK
Removed Drivers:
- Remove non-OF mmp clk drivers
- Remove OXNAS clk driver
Updates:
- Add __counted_by to struct clk_hw_onecell_data and struct
spmi_pmic_div_clk_cc
- Move defines for numbers of clks (NR_CLKS) from DT headers to
drivers
- Introduce kstrdup_and_replace() and use it
- Add PLL rates for Rockchip rk3568
- Add the display clock tree for Rockchip rv1126
- Add Audio Clock Generator (ADG) clocks on Renesas R-Car Gen3 and
RZ/G2 SoCs
- Convert sun9i-mmc clock to use
devm_platform_get_and_ioremap_resource()
- Fix function name in a comment in ccu_mmc_timing.c
- Parameter name correction for ccu_nkm_round_rate()
- Implement CLK_SET_RATE_PARENT for Allwinner NKM clocks, i.e.
consider alternative parent rates when determining clock rates
- Set CLK_SET_RATE_PARENT for Allwinner A64 pll-mipi
- Support finding closest (as opposed to closest but not higher)
clock rate for NM, NKM, mux and div type clocks, as use it for
Allwinner A64 pll-video0
- Prefer current parent rate if able to generate ideal clock rate for
Allwinner NKM clocks
- Clean up Qualcomm SMD RPM driver, with interconnect bus clocks
moved out to the interconnect drivers
- Fix various PM runtime bugs across many Qualcomm clk drivers
- Migrate Qualcomm MDM9615 is to parent_hw and parent_data
- Add network related resets on Qualcomm IPQ4019
- Add a couple missing USB related clocks to Qualcomm IPQ9574
- Add missing gpll0_sleep_clk_src to Qualcomm MSM8917 global clock
controller
- In the Qualcomm QDU1000 global clock controller, GDSCs, clkrefs,
and GPLL1 are added, while PCIe pipe clock, SDCC rcg ops are
corrected
- Add missing GDSCs to and correct GDSCs for the SC8280XP global
clock controller driver
- Support retention for the Qualcomm SC8280XP display clock
controller GDSCs.
- Qualcommm's SDCC apps_clk_src is marked with CLK_OPS_PARENT_ENABLE
to fix issues with missing parent clocks across sc7180, sm7150,
sm6350 and sm8250, while sm8450 is corrected to use floor ops
- Correct Qualcomm SM6350 GPU clock controller's clock supplies
- Drop unwanted clocks from the Qualcomm IPQ5332 GCC driver
- Add missing OXILICX GDSC to Qualcomm MSM8226 GCC
- Change the delay in the Qualcomm reset controller to fsleep() for
correctness
- Extend the Qualcomm SM83550 Video clock controller to support
SC8280XP
- Add graphics clock support on Renesas RZ/G2M, RZ/G2N, RZ/G2E, and
R-Car H3, M3-W, and M3-N SoCs
- Add Clocked Serial Interface (CSI) clocks on Renesas RZ/V2M
- Add PWM (MTU3) clock and reset on Renesas RZ/G2UL and RZ/Five
- Add the PDM IPC clock for i.MX93
- Add 519.75MHz frequency support for i.MX9 PLL
- Simplify the .determine_rate() implementation for i.MX GPR mux
- Make the i.MX8QXP LPCG clock use devm_platform_ioremap_resource()
- Add the audio mux clock to i.MX8
- Fix the SPLL2 MULT range for PLLv4
- Update the SPLL2 type in i.MX8ULP
- Fix the SAI4 clock on i.MX8MP
- Add silicon revision print for i.MX25 on clocks init
- Drop the return value from __mx25_clocks_init()
- Fix the clock pauses on no-op set_rate for i.MX8M composite clock
- Drop restrictions for i.MX PLL14xx and fix its max prediv value
- Drop the 393216000 and 361267200 from i.MX PLL14xx rate table to
allow glitch free switching"
* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: (207 commits)
clk: qcom: Fix SM_GPUCC_8450 dependencies
clk: lmk04832: Support using PLL1_LD as SPI readback pin
clk: lmk04832: Don't disable vco clock on probe fail
clk: lmk04832: Set missing parent_names for output clocks
clk: mvebu: Convert to devm_platform_ioremap_resource()
clk: nuvoton: Convert to devm_platform_ioremap_resource()
clk: socfpga: agilex: Convert to devm_platform_ioremap_resource()
clk: ti: Use devm_platform_get_and_ioremap_resource()
clk: mediatek: Convert to devm_platform_ioremap_resource()
clk: hsdk-pll: Convert to devm_platform_ioremap_resource()
clk: gemini: Convert to devm_platform_ioremap_resource()
clk: fsl-sai: Convert to devm_platform_ioremap_resource()
clk: bm1880: Convert to devm_platform_ioremap_resource()
clk: axm5516: Convert to devm_platform_ioremap_resource()
clk: actions: Convert to devm_platform_ioremap_resource()
clk: cdce925: Remove redundant of_match_ptr()
clk: pxa910: Move number of clocks to driver source
clk: pxa1928: Move number of clocks to driver source
clk: pxa168: Move number of clocks to driver source
clk: mmp2: Move number of clocks to driver source
...
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* clk-qcom: (87 commits)
clk: qcom: Fix SM_GPUCC_8450 dependencies
clk: qcom: smd-rpm: Set XO rate and CLK_IS_CRITICAL on PCNoC
clk: qcom: smd-rpm: Add a way to define bus clocks with rate and flags
clk: qcom: gcc-ipq5018: change some variable static
clk: qcom: gcc-ipq4019: add missing networking resets
dt-bindings: clock: qcom: ipq4019: add missing networking resets
clk: qcom: gcc-msm8917: Enable GPLL0_SLEEP_CLK_SRC
dt-bindings: clock: gcc-msm8917: Add definition for GPLL0_SLEEP_CLK_SRC
clk: qcom: gcc-qdu1000: Update the RCGs ops
clk: qcom: gcc-qdu1000: Update the SDCC clock RCG ops
clk: qcom: gcc-qdu1000: Add support for GDSCs
clk: qcom: gcc-qdu1000: Add gcc_ddrss_ecpri_gsi_clk support
clk: qcom: gcc-qdu1000: Register gcc_gpll1_out_even clock
clk: qcom: gcc-qdu1000: Fix clkref clocks handling
clk: qcom: gcc-qdu1000: Fix gcc_pcie_0_pipe_clk_src clock handling
dt-bindings: clock: Update GCC clocks for QDU1000 and QRU1000 SoCs
clk: qcom: gcc-sm8450: Use floor ops for SDCC RCGs
clk: qcom: ipq5332: drop the gcc_apss_axi_clk_src clock
clk: qcom: ipq5332: drop the mem noc clocks
clk: qcom: gcc-msm8998: Don't check halt bit on some branch clks
...
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CONFIG_SM_GCC_8450 depends on ARM64 but it is selected by
CONFIG_SM_GPUCC_8450, which can be selected on ARM, resulting in a
Kconfig warning.
WARNING: unmet direct dependencies detected for SM_GCC_8450
Depends on [n]: COMMON_CLK [=y] && COMMON_CLK_QCOM [=y] && (ARM64 || COMPILE_TEST [=n])
Selected by [y]:
- SM_GPUCC_8450 [=y] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=y]
Add the same dependencies to CONFIG_SM_GPUCC_8450 to resolve the
warning.
Fixes: 728692d49edc ("clk: qcom: Add support for SM8450 GPUCC")
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Link: https://lore.kernel.org/r/20230829-fix-sm_gpucc_8550-deps-v1-1-d751f6cd35b2@kernel.org
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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On all supported SoCs to date, the PCNoC (a.k.a CNoC_PERIPH) clock must
be always-on as long as the APSS is online and only has to run
at 19.2 MHz. Define it to be as such in the ACTIVE domain.
Some SoCs use that clock for bus scaling, while others just need it for
reaching the hardware. This commit will hurt neither.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230731-topic-pcnoc-v1-2-452dd36d11d7@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Some clocks, at least PCNoC (a.k.a CNoC_PERIPH) need to be always on,
at least on the ACTIVE side, regardless of whether they're used for bus
scaling or not.
Introduce a new macro to preset non-INT_MAX rates and clk flags to make
it easy and work implicitly through the CCF.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230731-topic-pcnoc-v1-1-452dd36d11d7@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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lpass_axim_clk_src and lpass_sway_clk_src are only
used in gcc-ipq5018.c now, change them to static.
Fixes: e3fdbef1bab8 ("clk: qcom: Add Global Clock controller (GCC) driver for IPQ5018")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230816080113.1222352-1-yangyingliang@huawei.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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IPQ4019 has more networking related resets that will be required for future
wired networking support, so lets add them.
Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Link: https://lore.kernel.org/r/20230814104119.96858-2-robert.marko@sartura.hr
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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This is the parent clock of gpll0_early, so it needs to be enabled
for gpll0_early to return the correct rate. Enable GPLL0_SLEEP_CLK_SRC
by adding its existing definition to the clock list.
This clock also doesn't work with clk_alpha_pll_ops, use
clk_branch_simple_ops instead to make it enable and disable correctly.
Signed-off-by: Otto Pflüger <otto.pflueger@abscue.de>
Link: https://lore.kernel.org/r/20230802170317.205112-3-otto.pflueger@abscue.de
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The clock RCGs are required to be parked at safe clock source(XO)
during disable as per the hardware expectation and clk_rcg2_shared_ops
are the closest implementation for the same. Hence update the clock
RCG ops to clk_rcg2_shared_ops.
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230803105741.2292309-9-quic_imrashai@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Update the GCC SDCC clock RCG ops to clk_rcg2_floor_ops to avoid
the overclocking issues on QDU1000 and QRU1000 SoCs.
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230803105741.2292309-8-quic_imrashai@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Add the GDSCs support for QDU1000 and QRU1000 SoCs.
Co-developed-by: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230803105741.2292309-7-quic_imrashai@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Add the gcc_ddrss_ecpri_gsi_clk support as per the latest hardware
version of QDU1000 and QRU100 SoCs.
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230803105741.2292309-6-quic_imrashai@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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gcc_gpll1_out_even clock is referenced as a parent, but not registered
with the clock framework. Hence add support to register the same.
Fixes: 1c9efb0bc040 ("clk: qcom: Add QDU1000 and QRU1000 GCC support")
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230803105741.2292309-5-quic_imrashai@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Update the GCC clkref clock's halt_check to BRANCH_HALT, as it's
status bit is not inverted in the latest hardware version of QDU1000
and QRU1000 SoCs. While at it, fix the gcc clkref clock ops as well.
Fixes: 1c9efb0bc040 ("clk: qcom: Add QDU1000 and QRU1000 GCC support")
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230803105741.2292309-4-quic_imrashai@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Fix the gcc pcie pipe clock handling as per the clk_regmap_phy_mux_ops
implementation to let the clock framework automatically park the clock
at XO when the clock is switched off and restore the parent when the
clock is switched on.
Fixes: 1c9efb0bc040 ("clk: qcom: Add QDU1000 and QRU1000 GCC support")
Co-developed-by: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230803105741.2292309-3-quic_imrashai@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Use the floor ops to prevent warnings like this at suspend exit and boot:
mmc0: Card appears overclocked; req 800000 Hz, actual 25000000 Hz
Fixes: db0c944ee92b ("clk: qcom: Add clock driver for SM8450")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20230811-topic-8450_clk-v1-1-88031478d548@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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With the removal of the mem noc clocks in the commit e224dc703521 ("clk:
qcom: gcc-ipq5332: drop the mem noc clocks"), we can drop the
gcc_apss_axi_clk_src clock as well, since there are no clocks uses this
clock as a parent.
Signed-off-by: Kathiravan T <quic_kathirav@quicinc.com>
Link: https://lore.kernel.org/r/20230710102807.1189942-3-quic_kathirav@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Due to the recent design changes, all the mem noc clocks will be
configured by the bootloaders and it will be access protected by the TZ
firmware. So drop these clocks from the GCC driver.
Signed-off-by: Kathiravan T <quic_kathirav@quicinc.com>
Link: https://lore.kernel.org/r/20230710102807.1189942-2-quic_kathirav@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Some branch clocks are governed externally and we're only supposed to
send a request concerning their shutdown, not actually ensure it happens.
Use the BRANCH_HALT_SKIP define to skip checking the halt bit.
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230622-topic-8998clk-v2-6-6222fbc2916b@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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GPUCC has its own GPLL0 legs - one for 1-1 and one for div-2 output.
Add .name lookup to make sure older DTs consume the correct clock.
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Tested-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230622-topic-8998clk-v2-5-6222fbc2916b@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Up until now, the GPLL0_DIV MMSS input has been modeled as a fixed
child of MMSS_GPLL0_DIV that's always-on. Properly representing the
former in the GCC driver makes us unable to keep doing so.
Consume MSS_GPLL0_DIV through fw_name ("gpll0_div") as well as add a
fixed .name link to keep backwards compatibility.
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Tested-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230622-topic-8998clk-v2-4-6222fbc2916b@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Up until now, we've been relying on some non-descript hardware magic
to pinkypromise turn the clocks on for us. While new SoCs shine with
that feature, MSM8998 can not always be fully trusted.
Register the MMSS and GPUSS GPLL0 legs with the CCF to allow for manual
enable voting.
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Tested-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230622-topic-8998clk-v2-3-6222fbc2916b@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Add support for the global clock controller found on IPQ5018
based devices.
Acked-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Co-developed-by: Varadarajan Narayanan <quic_varada@quicinc.com>
Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com>
Co-developed-by: Gokul Sriram Palanisamy <quic_gokulsri@quicinc.com>
Signed-off-by: Gokul Sriram Palanisamy <quic_gokulsri@quicinc.com>
Signed-off-by: Sricharan Ramabadhran <quic_srichara@quicinc.com>
Link: https://lore.kernel.org/r/1690533192-22220-3-git-send-email-quic_srichara@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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GPLL7 is not on by default, which causes a "gcc_sdcc2_apps_clk_src: rcg
didn't update its configuration" error when booting. Set .flags =
CLK_OPS_PARENT_ENABLE to fix the error.
Fixes: 131abae905df ("clk: qcom: Add SM6350 GCC driver")
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230804-sm6350-sdcc2-v1-1-3d946927d37d@fairphone.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Use the fsleep() helper that (based on the length of the delay, see: [1])
chooses the correct sleep/delay functions.
[1] https://www.kernel.org/doc/Documentation/timers/timers-howto.txt
Fixes: 2cb8a39b6781 ("clk: qcom: reset: Allow specifying custom reset delay")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230726-topic-qcom_reset-v3-1-5958facd5db2@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The SM_GCC_8550 symbol and others can only be built for ARM64 or when
compile testing, but it gets selected by other drivers that can also be
built for 32-bit ARCH_QCOM when not compile testing, which results in
a Kconfig warning:
WARNING: unmet direct dependencies detected for SM_GCC_8550
Depends on [n]: COMMON_CLK [=y] && COMMON_CLK_QCOM [=m] && (ARM64 || COMPILE_TEST [=n])
Selected by [m]:
- SM_GPUCC_8550 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
- SM_VIDEOCC_8550 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
Add further 'depends on' statements to tighten this in a way that
avoids the missing dependencies.
Fixes: fd0b5b106fcab ("clk: qcom: Introduce SM8350 VIDEOCC")
Fixes: 441fe711be384 ("clk: qcom: videocc-sm8450: Add video clock controller driver for SM8450")
Fixes: f53153a37969c ("clk: qcom: videocc-sm8550: Add video clock controller driver for SM8550")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230801105718.3658612-1-arnd@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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GPLL9 is not on by default, which causes a "gcc_sdcc2_apps_clk_src: rcg
didn't update its configuration" error when booting. Set .flags =
CLK_OPS_PARENT_ENABLE to fix the error.
Fixes: 3e5770921a88 ("clk: qcom: gcc: Add global clock controller driver for SM8250")
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Patrick Whewell <patrick.whewell@sightlineapplications.com>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20230802210359.408-1-patrick.whewell@sightlineapplications.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The pxo_parent_data inroduced in commit bac4675a4d1b ("clk: qcom:
drop lcc-mdm9615 in favour of lcc-msm8960") is only used in lcc-msm8960.c
now, change it to static.
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230803082125.521849-1-yangyingliang@huawei.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Set .flags = CLK_OPS_PARENT_ENABLE to fix "gcc_sdcc2_apps_clk_src: rcg
didn't update its configuration" error.
Fixes: 17269568f726 ("clk: qcom: Add Global Clock controller (GCC) driver for SC7180")
Signed-off-by: David Wronek <davidwronek@gmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230723190725.1619193-2-davidwronek@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The CBF PLL on MSM8996 Pro has a /4 post divisor instead of /2. Handle the
difference accordingly.
Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230527093934.101335-4-y.oudjana@protonmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The gcc and lcc devices have been switched to the DT-defined cxo_board
clock. Now we can drop the manually defined cxo clock.
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230512211727.3445575-9-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.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.
Note, the system names for xo clocks were changed from "cxo" to
"cxo_board" to follow the example of other platforms. This switches the
clocks to use DT-provided "cxo_board" clock instead of manually
registered "cxo" clock and allows us to drop the cxo clock.
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230512211727.3445575-8-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The pll0_vote clock definitely should have pll0 as a parent (instead of
pll8).
Fixes: 7792a8d6713c ("clk: mdm9615: Add support for MDM9615 Clock Controllers")
Cc: stable@kernel.org
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230512211727.3445575-7-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The two LCC drivers, msm8960 and mdm9615 are almost the same. The only
difference is the platform clock: msm8960/apq8064 use pxo, while mdm9615
uses cxo. Drop the lcc-mdm9615 in favour of using lcc-msm8960 instead.
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230512211727.3445575-6-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.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.
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230512211727.3445575-5-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The header file for qcom,lcc-mdm9615 and qcom,lcc-msm8960 is the same
(as well as the drivers). Drop the qcom,lcc-mdm9615.h in favour of
qcom,lcc-msm8960.h
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230512211727.3445575-3-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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SC8280XP, being a partial derivative of SM8350, shares almost the exact
same videocc block. Extend the 8350 driver to support the bigger brother.
The only notable changes are higher possible frequencies on some clocks
and some switcheroo within the XO/sleep registers (probably due to some
different board crystal configuration).
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230703-topic-8280_videocc-v2-2-c88269806269@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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The DISP_CC GDSCs have not been instructed to use the ret registers.
Fix that.
Fixes: 4a66e76fdb6d ("clk: qcom: Add SC8280XP display clock controller")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230725-topic-8280_dispcc_gdsc-v1-1-236590060531@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Drivers that enable runtime PM must make sure that the controller is
runtime resumed before accessing its registers to prevent the power
domain from being disabled.
Fixes: 892df0191b29 ("clk: qcom: Add QCS404 TuringCC")
Cc: stable@vger.kernel.org # 5.2
Cc: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-9-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Drivers that enable runtime PM must make sure that the controller is
runtime resumed before accessing its registers to prevent the power
domain from being disabled.
Fixes: 8def929c4097 ("clk: qcom: Add modem clock controller driver for SC7180")
Cc: stable@vger.kernel.org # 5.7
Cc: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-8-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Drivers that enable runtime PM must make sure that the controller is
runtime resumed before accessing its registers to prevent the power
domain from being disabled.
Fixes: 6cdef2738db0 ("clk: qcom: Add Q6SSTOP clock controller for QCS404")
Cc: stable@vger.kernel.org # 5.5
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-7-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Drivers that enable runtime PM must make sure that the controller is
runtime resumed before accessing its registers to prevent the power
domain from being disabled.
Fixes: 4ab43d171181 ("clk: qcom: Add lpass clock controller driver for SC7280")
Cc: stable@vger.kernel.org # 5.16
Cc: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-6-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Make sure to decrement the runtime PM usage count before returning in
case RCG dynamic frequency switch initialisation fails.
Fixes: 2a541abd9837 ("clk: qcom: gcc-sc8280xp: Add runtime PM")
Cc: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-5-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Make sure to decrement the runtime PM usage count before returning in
case regmap initialisation fails.
Fixes: 90114ca11476 ("clk: qcom: add SM8550 DISPCC driver")
Cc: stable@vger.kernel.org # 6.3
Cc: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-4-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Make sure to decrement the runtime PM usage count before returning in
case regmap initialisation fails.
Fixes: 16fb89f92ec4 ("clk: qcom: Add support for Display Clock Controller on SM8450")
Cc: stable@vger.kernel.org # 6.1
Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-3-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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To make sure that the controller is runtime resumed and its power domain
is enabled before accessing its registers during probe, the synchronous
runtime PM interface must be used.
Fixes: 8d4025943e13 ("clk: qcom: camcc-sc7180: Use runtime PM ops instead of clk ones")
Cc: stable@vger.kernel.org # 5.11
Cc: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-2-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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clk-for-6.6
This series reshuffles things around, moving the management of SMD RPM
bus clocks to the interconnect framework where they belong. This helps
us solve a couple of issues:
1. We can work towards unused clk cleanup of RPMCC without worrying
about it killing some NoC bus, resulting in the SoC dying.
Deasserting actually unused RPM clocks (among other things) will
let us achieve "true SoC-wide power collapse states", also known as
VDD_LOW and VDD_MIN.
2. We no longer have to keep tons of quirky bus clock ifs in the icc
driver. You either have a RPM clock and call "rpm set rate" or you
have a single non-RPM clock (like AHB_CLK_SRC) or you don't have any.
3. There's less overhead - instead of going through layers and layers of
the CCF, ratesetting comes down to calling max() and sending a single
RPM message. ICC is very very dynamic so that's a big plus.
The clocks still need to be vaguely described in the clk-smd-rpm driver,
as it gives them an initial kickoff, before actually telling RPM to
enable DVFS scaling. After RPM receives that command, all clocks that
have not been assigned a rate are considered unused and are shut down
in hardware, leading to the same issue as described in point 1.
We can consider marking them __initconst in the future, but this series
is very fat even without that..
Apart from that, it squashes a couple of bugs that really need fixing..
The series is merged through a topic branch to manage the dependencies
between interconnect, Qualcomm clocks and Qualcomm SoC.
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The interconnect bus clocks are now handled within the ICC framework.
They still however need to get a kickstart *before* we call
clk_smd_rpm_enable_scaling(), or RPM will assume that they should all
be running at 0 kHz and the system will inevitably die.
Separate them out to ensure such a kickstart can still take place.
As a happy accident, the file got smaller:
Total: Before=41951, After=41555, chg -0.94%
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Acked-by: Georgi Djakov <djakov@kernel.org>
Link: https://lore.kernel.org/r/20230526-topic-smd_icc-v7-18-09c78c175546@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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icc_smd_rpm will do bus clock votes itself rather than taking the
unnecessary detour through the clock subsystem. However, it can only
do that after the clocks have been handed off and scaling has been
enabled in the RPM in clk-smd-rpm.
Move the icc_smd_rpm registration from smd-rpm.c to clk-smd-rpm.c
to avoid any possible races. icc_smd_rpm gets the driver data from
the smd-rpm device, so still register the platform device on the
smd-rpm parent device.
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
[Konrad: remove unrelated cleanups]
Acked-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Georgi Djakov <djakov@kernel.org>
Link: https://lore.kernel.org/r/20230526-topic-smd_icc-v7-5-09c78c175546@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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In preparation for handling the bus clocks in the icc driver, carve out
some defines and a struct definition to the common rpm header.
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Georgi Djakov <djakov@kernel.org>
Link: https://lore.kernel.org/r/20230526-topic-smd_icc-v7-4-09c78c175546@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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