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If the parent node is not a syscon type, then fallback and check
if we can get a regmap from our own node. This no longer forces
us to make the parent of this node a syscon node when that might
not be appropriate.
Signed-off-by: Andrew Davis <afd@ti.com>
Reviewed-by: Roger Quadros <rogerq@ti.com>
Reviewed-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Link: https://lore.kernel.org/r/20230713200957.134480-1-afd@ti.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Due to limited available frequency ratios, the reference clock rate may
not be exactly the same as the required rate. Allow a small (100 ppm)
deviation.
Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Link: https://lore.kernel.org/r/20230711194542.898230-1-sean.anderson@seco.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Populate offsets configuration for the rest of UFS PHYs to make it
possible to switch them to the new (single-node) bindings style.
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230711145153.4167820-3-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Add Starfive JH7110 SoC PCIe 2.0 PHY driver support.
PCIe 2.0 PHY default connect to PCIe controller.
PCIe PHY can connect to USB 3.0 controller.
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Reviewed-by: Roger Quadros <rogerq@kernel.org>
Link: https://lore.kernel.org/r/20230629075115.11934-5-minda.chen@starfivetech.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Add Starfive JH7110 SoC USB 2.0 PHY driver support.
USB 2.0 PHY default connect to Cadence USB controller.
Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Reviewed-by: Roger Quadros <rogerq@kernel.org>
Link: https://lore.kernel.org/r/20230629075115.11934-4-minda.chen@starfivetech.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Add single link SGMII register configuration for no SSC for
cdns,sierra-phy-t0 compatibility string.
The configuration is based on Sierra Programmer's Guide and
validated in Cisco CrayAR SoC.
Co-developed-by: Bartosz Wawrzyniak <bwawrzyn@cisco.com>
Signed-off-by: Bartosz Wawrzyniak <bwawrzyn@cisco.com>
Signed-off-by: Marcin Wierzbicki <mawierzb@cisco.com>
Link: https://lore.kernel.org/r/20230626105533.2999966-1-mawierzb@cisco.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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This adds a bunch of new pixel clock- and tmds rates to the pre-pll
table which are required to get more VESA and some DMT rates working.
It has been completely re-calculated to match the min- and max-vco of
(750 MHz - 3.2 GHz) requirements. If more than one configuration would
have been possible the lowest fbdiv and refdiv (and therefore lowest
vco rate) has been preferred.
It's important to note, that RK3228 version of the phy does not support
fractional dividers. To support the most possible rates for this version
also in both 8-bit and 10-bit variant, some rates are not exact. The
maximum deviation of the pixel clock is 0.26, which perfectly fits into
VESA DMT recommendation of 0.5%.
I tested all possible rates on several screens from different
manufacturers with both RK3228 and RK3328. Both pre- and post-PLL
locking are slighlty faster now.
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20230615171005.2251032-7-jonas@kwiboo.se
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Regular 8-bit and Deep Color video formats mainly differ in TMDS rate and
not in pixel clock rate.
When the hdmiphy clock is configured with the same pixel clock rate using
clk_set_rate() the clock framework do not signal the hdmi phy driver
to set_rate when switching between 8-bit and Deep Color.
This result in pre/post pll not being re-configured when switching between
regular 8-bit and Deep Color video formats.
Fix this by calling set_rate in power_on to force pre pll re-configuration.
Signed-off-by: Huicong Xu <xhc@rock-chips.com>
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20230615171005.2251032-6-jonas@kwiboo.se
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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inno_write is used to configure 0xaa reg, that also hold the
POST_PLL_POWER_DOWN bit.
When POST_PLL_REFCLK_SEL_TMDS is configured the power down bit is not
taken into consideration.
Fix this by keeping the power down bit until configuration is complete.
Also reorder the reg write order for consistency.
Fixes: 53706a116863 ("phy: add Rockchip Innosilicon hdmi phy")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20230615171005.2251032-5-jonas@kwiboo.se
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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no_c is not used in any calculation, lets remove it.
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20230615171005.2251032-4-jonas@kwiboo.se
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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inno_hdmi_phy_rk3328_clk_recalc_rate() is returning a rate not found
in the pre pll config table when the fractal divider is used.
This can prevent proper power_on because a tmdsclock for the new rate
is not found in the pre pll config table.
Fix this by saving and returning a rounded pixel rate that exist
in the pre pll config table.
Fixes: 53706a116863 ("phy: add Rockchip Innosilicon hdmi phy")
Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20230615171005.2251032-3-jonas@kwiboo.se
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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inno_hdmi_phy_rk3328_clk_set_rate() is using the RK3228 macro
when configuring vco_div_5 on RK3328.
Fix this by using correct vco_div_5 macro for RK3328.
Fixes: 53706a116863 ("phy: add Rockchip Innosilicon hdmi phy")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20230615171005.2251032-2-jonas@kwiboo.se
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Extact qmp_combo_configure_dp_clocks(), a common function to setup PHY
clocks depending on the selected link rate.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230621153317.1025914-8-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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The only difference between qmp_v6_dp_aux_init() and
qmp_v4_dp_aux_init() is the address of COM_BIAS_EN_CLKBUFLR_EN register.
Move it to register layout and drop the duplicate function.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230621153317.1025914-7-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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The functions qmp_v5_configure_dp_phy() and qmp_v6_configure_dp_phy()
are now copies of qmp_v4_configure_dp_phy(). Drop them and use the v4
function in all the cases.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230621153317.1025914-6-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Use register layout for TX_HIGHZ_DRVR_EN and TX_TRANSCEIVER_BIAS_EN
registers. This will allow us to unify qmp_v[456]_configure_dp_phy()
functions in the next commit.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230621153317.1025914-5-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Instead of passing additional registers to qmp_combo_configure_dp_swing(),
reuse qphy_reg_layout and add those registers to register layout maps.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230621153317.1025914-4-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Instead of passing additional registers to qmp_v456_configure_dp_phy(),
reuse qphy_reg_layout and add those registers to register layout maps.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230621153317.1025914-3-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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It seems the commit a2e927b0e50d ("phy: qcom-qmp-combo: Add sc8280xp
USB/DP combo phys") contained a typo for selecting bias0_en values.
First, bias0_en and bias1_en are expected to be symmetrical, and then
the vendor driver also uses `flipped : 0x3E : 0x15` statement for
bias0_en. Correct bias0_en programming to follow this.
Fixes: 49742e9edab3 ("phy: qcom-qmp-combo: Add support for SM8550")
Fixes: a2e927b0e50d ("phy: qcom-qmp-combo: Add sc8280xp USB/DP combo phys")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230621153317.1025914-2-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Enabling clock for all the lanes consumes power even PHY is active or
inactive. To resolve this, enable/disable clocks in phy_init/phy_exit.
By default clock is disabled for all the lanes. Whenever phy_init called
from USB, SATA, or display driver, etc. It enabled the required clock
for requested lane. On phy_exit cycle, it disabled clock for the active
PHYs.
During the suspend/resume cycle, each USB/ SATA/ display driver called
phy_exit/phy_init individually. It disabled clock on exit, and enabled
on initialization for the active PHYs.
Signed-off-by: Piyush Mehta <piyush.mehta@amd.com>
Link: https://lore.kernel.org/r/20230613140250.3018947-3-piyush.mehta@amd.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Added Runtime power management support to the xilinx phy driver and using
DEFINE_RUNTIME_DEV_PM_OPS new macros allows the compiler to remove the
unused dev_pm_ops structure and related functions if !CONFIG_PM without
the need to mark the functions __maybe_unused.
Signed-off-by: Piyush Mehta <piyush.mehta@amd.com>
Link: https://lore.kernel.org/r/20230613140250.3018947-2-piyush.mehta@amd.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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All of the entries do fit in a maximum of 82 columns, which is
acceptable. While at it, also remove the useless comma on the
last entry and add the usual sentinel comment.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230525115258.90091-4-angelogioacchino.delregno@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Switch to devm_of_clk_add_hw_provider() in the probe function: this
also allows to entirely remove the .remove_new() callback, as its
only task was to unregister the clock provider.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230525115258.90091-3-angelogioacchino.delregno@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Instead of registering a struct clk, directly register clk_hw: this
allows us to cleanup a pointer to struct clk from struct mtk_mipi_tx.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230525115258.90091-2-angelogioacchino.delregno@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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When adding support for some of the platforms (sc7180, sc8180x, sdm845,
sm8[1234]50), we added USB PHYs for the combo USB+DP QMP PHYs. Now all
such usecases were migrated to use USB+DP Combo driver. To simplify the
qcom-qmp-usb PHY driver split the legacy USB+dp_com support into a
separate driver.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230531023415.1209301-6-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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SM8150 and SC8180X are close relatives. Reuse sc8180x data to support
USB+DP combo PHY on SM8150 platform.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230531023415.1209301-3-dmitry.baryshkov@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Printing the OF node is not useful, since we get the same information
from the device context. Instead print the reg address, that could
not be found.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230522170324.61349-8-sebastian.reichel@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Simplify the code by directly getting the match data via
device_get_match_data() instead of open coding its functionality.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230522170324.61349-7-sebastian.reichel@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Simplify phyclk handling by using devm_clk_get_optional_enabled to
acquire and enable the optional clock. This also fixes a resource
leak in driver remove path and adds proper error handling.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230522170324.61349-6-sebastian.reichel@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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On RK3588 some registers need to be tweaked to support waking up from
suspend when a USB device is plugged into a port from a suspended PHY.
Without this change USB devices only work when they are plugged at
boot time.
Apart from that it optimizes settings to avoid devices toggling
between fullspeed and highspeed mode.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230522170324.61349-5-sebastian.reichel@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Add reset handling support, which is needed for proper
operation with RK3588.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230522170324.61349-4-sebastian.reichel@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Add basic support for the USB2 PHY found in the Rockchip RK3588.
Co-developed-by: William Wu <william.wu@rock-chips.com>
Signed-off-by: William Wu <william.wu@rock-chips.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230522170324.61349-3-sebastian.reichel@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Instead of a 3D matrix use a key:value pair table for link_cmn_vals,
xcvr_diag_vals, pcs_cmn_vals, phy_pma_cmn_vals, cmn_vals,
tx_ln_vals and rx_ln_vals. This makes it scaleable for multiple
reference clocks.
Wherever both CDNS and TI use the same settings, reuse the same data.
Introduce CLK_ANY and ANY_SSC enums which are used if the setting
is independent of clock rate or SSC type.
Signed-off-by: Roger Quadros <rogerq@kernel.org>
Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com>
Link: https://lore.kernel.org/r/20230530143853.26571-3-sjakhade@cadence.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Add register sequences for single link USXGMII configuration supporting
156.25MHz reference clock frequency.
Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com>
Reviewed-by: Roger Quadros <rogerq@kernel.org>
Link: https://lore.kernel.org/r/20230530143853.26571-2-sjakhade@cadence.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Link: https://lore.kernel.org/r/20230705090126.26854-3-frank.li@vivo.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Link: https://lore.kernel.org/r/20230705090126.26854-2-frank.li@vivo.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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devm_platform_get_and_ioremap_resource()
Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Link: https://lore.kernel.org/r/20230705090126.26854-1-frank.li@vivo.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy
Pull phy updates from Vinod Koul:
"New Support:
- Debugfs support for phy core and mediatek driver
- Hisilicon inno-usb2-phy driver supporting Hi3798MV100
- Qualcomm SGMII SerDes PHY driver, SM6115 & QCM2290 QMP-USB support,
SA8775P USB PHY & USB3 UNI support, QUSB2 support for IPQ9574,
IPQ9574 USB3 PHY
UpdatesL
- Sparx5 serdes phy power optimzation
- cadence salvo usb properties and updates and torrent DP with PCIe &
USB support
- Yaml conversion for Broadcom kona USB bindings and MXS USB binding"
* tag 'phy-for-6.5_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy: (67 commits)
dt-bindings: phy: brcm,brcmstb-usb-phy: Fix error in "compatible" conditional schema
dt-bindings: phy: mixel,mipi-dsi-phy: Remove assigned-clock* properties
dt-bindings: phy: intel,combo-phy: restrict node name suffixes
dt-bindings: phy: qcom,usb-hs-phy: Add compatible
phy: tegra: xusb: check return value of devm_kzalloc()
phy: qcom: qmp-combo: fix Display Port PHY configuration for SM8550
phy: qcom: add the SGMII SerDes PHY driver
dt-bindings: phy: describe the Qualcomm SGMII PHY
phy: qualcomm: fix indentation in Makefile
phy: usb: suppress OC condition for 7439b2
phy: usb: Turn off phy when port is in suspend
phy: tegra: xusb: Clear the driver reference in usb-phy dev
dt-bindings: phy: mxs-usb-phy: add imx8ulp and imx8qm compatible
dt-bindings: phy: mxs-usb-phy: convert to DT schema format
dt-bindings: phy: qcom,qmp-usb: fix bindings error
dt-bindings: phy: qcom,qmp-ufs: fix the sc8180x regs
dt-bindings: phy: qcom,qmp-pcie: fix the sc8180x regs
phy: mediatek: tphy: add debugfs files
phy: core: add debugfs files
phy: fsl-imx8mp-usb: add support for phy tuning
...
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git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab:
- Lots of improvement at atomisp driver, which is starting to look in
good shape
- Mediatek vcodec driver has gained support for av1 and hevc stateless
codecs
- New sensor driver: ov01a10
- verisilicon driver has gained AV1 entropy helpers
- tegra-video has gained support for Tegra20 parallel input
- dvb core has gained an extra property to better support DVB-S2X
- as usual, lots of cleanups, fixes and improvements on media drivers
* tag 'media/v6.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (253 commits)
media: wl128x: fix a clang warning
media: dvb: mb86a20s: get rid of a clang-15 warning
media: cec: i2c: ch7322: also select REGMAP
media: add HAS_IOPORT dependencies
media: tc358746: select CONFIG_GENERIC_PHY
media: mediatek: vcodec: Add dbgfs help function
media: mediatek: vcodec: Add encode to support dbgfs
media: mediatek: vcodec: Change dbgfs interface to support encode
media: mediatek: vcodec: Get each instance format type
media: mediatek: vcodec: Get each context resolution information
media: mediatek: vcodec: Add a debugfs file to get different useful information
media: mediatek: vcodec: Add debug params to control different log level
media: mediatek: vcodec: Add debugfs interface to get debug information
media: mediatek: vcodec: support stateless AV1 decoder
media: verisilicon: Conditionally ignore native formats
media: verisilicon: Enable AV1 decoder on rk3588
media: verisilicon: Add film grain feature to AV1 driver
media: verisilicon: Add Rockchip AV1 decoder
media: verisilicon: Add AV1 entropy helpers
media: verisilicon: Compute motion vectors size for AV1 frames
...
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux
Pull clk updates from Stephen Boyd:
"This batch of clk driver updates contains almost no new SoC support.
Instead there's a treewide patch series from Maxime that makes
clk_ops::determine_rate mandatory for muxes.
Beyond that core framework change we have the usual pile of clk driver
updates such as migrating i2c drivers to use .probe() again or
YAMLfication of clk DT bindings so we can validate DTBs.
Overall the SoCs that got the most updates this time around in terms
of diffstat are the Amlogic and Mediatek drivers because they added
new SoC support or fixed up various drivers to have proper data.
In general things look kinda quiet. I suspect the core framework
change may still shake out some problems after the merge window,
mostly because not everyone tests linux-next where that series has
been for some number of weeks. I saw that there's at least one pending
fix for Tegra that needs to be wrapped up into a proper patch. I'll
try to catch those bits before the window closes so that -rc1 is
bootable. More details below.
Core:
- Make clk_ops::determine_rate mandatory for muxes
New Drivers:
- Add amlogic a1 SoC family PLL and peripheral clock controller support
Updates:
- Handle allocation failures from kasprintf() and friends
- Migrate platform clk drivers to .remove_new()
- Migrate i2c clk drivers to .probe() instead of .probe_new()
- Remove CLK_SET_PARENT from all Mediatek MSDC core clocks
- Add infra_ao reset support for Mediatek MT8188 SoCs
- Align driver_data to i2c_device_id tables in some i2c clk drivers
- Use device_get_match_data() in vc5 clk driver
- New Kconfig symbol name (SOC_MICROCHIP_POLARFIRE) for Microchip
FPGA clock drivers
- Use of_property_read_bool() to read "microchip,pic32mzda-sosc"
boolean DT property in clk-pic32mzda
- Convert AT91 clock dt-bindings to YAML
- Remove CLK_SET_RATE_PARENT flag from LDB clocks on i.MX6SX
- Keep i.MX UART clocks enabled during kernel boot if earlycon is set
- Drop imx_unregister_clocks() as there are no users anymore
- Switch to _safe iterator on imx_clk_scu_unregister() to avoid use
after free
- Add determine_rate op to the imx8m composite clock
- Use device managed API for iomap and kzalloc for i.MXRT1050,
i.MX8MN, i.MX8MP and i.MX93 clock controller drivers
- Add missing interrupt DT property for the i.MX8M clock controller
- Re-add support for Exynos4212 clock controller because we are
re-introducing the SoC in the mainline
- Add CONFIG_OF dependency to Samsung clk Kconfig symbols to solve
some objtool warnings
- Preselect PLL MIPI as TCON0 parent for Allwinner A64 SoC
- Convert the Renesas clock drivers to readl_poll_timeout_atomic()
- Add PWM clock on Renesas R-Car V3U
- Fix PLL5 on Renesas RZ/G2L and RZ/V2L"
* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: (149 commits)
clk: fix typo in clk_hw_register_fixed_rate_parent_data() macro
clk: Fix memory leak in devm_clk_notifier_register()
clk: mvebu: Iterate over possible CPUs instead of DT CPU nodes
clk: mvebu: Use of_get_cpu_hwid() to read CPU ID
MAINTAINERS: Add Marvell mvebu clock drivers
clk: clocking-wizard: check return value of devm_kasprintf()
clk: ti: clkctrl: check return value of kasprintf()
clk: keystone: sci-clk: check return value of kasprintf()
clk: si5341: free unused memory on probe failure
clk: si5341: check return value of {devm_}kasprintf()
clk: si5341: return error if one synth clock registration fails
clk: cdce925: check return value of kasprintf()
clk: vc5: check memory returned by kasprintf()
clk: mediatek: clk-mt8173-apmixedsys: Fix iomap not released issue
clk: mediatek: clk-mt8173-apmixedsys: Fix return value for of_iomap() error
clk: mediatek: clk-mtk: Grab iomem pointer for divider clocks
clk: keystone: syscon-clk: Add support for audio refclk
dt-bindings: clock: Add binding documentation for TI Audio REFCLK
dt-bindings: clock: ehrpwm: Remove unneeded syscon compatible
clk: keystone: syscon-clk: Allow the clock node to not be of type syscon
...
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The tc358746 driver selects CONFIG_GENERIC_PHY_MIPI_DPHY and links to
that, but this fails when CONFIG_GENERIC_PHY is disabled, because Kbuild
then never enters the drivers/phy directory for building object files:
ERROR: modpost: "phy_mipi_dphy_get_default_config_for_hsclk" [drivers/media/i2c/tc358746.ko] undefined!
Add an explicit 'select GENERIC_PHY' here to ensure that the directory
is entered, and add another dependency on that symbol so make it
more obvious what is going on if another driver has the same problem,
as this will produce a Kconfig warning.
Link: https://lore.kernel.org/linux-media/20230623152318.2276816-1-arnd@kernel.org
Fixes: 80a21da360516 ("media: tc358746: add Toshiba TC358746 Parallel to CSI-2 bridge driver")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
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devm_kzalloc() returns a pointer to dynamically allocated memory.
Pointer could be NULL in case allocation fails. Check pointer validity.
Identified with coccinelle (kmerr.cocci script).
Fixes: f67213cee2b3 ("phy: tegra: xusb: Add usb-role-switch support")
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20230531073950.145339-1-claudiu.beznea@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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The SM8550 PHY also uses a different offset for the CMN_STATUS reg,
use the right one for the v6 Display Port configuration.
Fixes: 49742e9edab3 ("phy: qcom-qmp-combo: Add support for SM8550")
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230601-topic-sm8550-upstream-dp-phy-init-fix-v1-1-4e9da9f97991@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Implement support for the SGMII/SerDes PHY present on various Qualcomm
platforms.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20230619091336.194914-4-brgl@bgdev.pl
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Align all entries in Makefile.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Andrew Halaney <ahalaney@redhat.com>
Link: https://lore.kernel.org/r/20230619091336.194914-2-brgl@bgdev.pl
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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We hit a false positive OC for 7439b2 in DRD/device mode for the
second port. So disable the OC check for this use case. Add capability
to suppress OC condition for specific ports.
Signed-off-by: Justin Chen <justin.chen@broadcom.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Link: https://lore.kernel.org/r/1686859578-45242-3-git-send-email-justin.chen@broadcom.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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The COMMONONN bit turns off the PHY when the host controller puts it
into suspend state. This can happen during the following...
- Nothing is connected to the port
- The host controller goes into low power mode whatever due to auto
suspend or system suspend.
With COMMONONN we also must unset U2_FREECLK_EXISTS since the UTMI
clock is fed by the PHY.
With these changes we see a power savings of ~12mW when port is in
suspend.
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Justin Chen <justin.chen@broadcom.com>
Link: https://lore.kernel.org/r/1686859578-45242-2-git-send-email-justin.chen@broadcom.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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For the dual-role port, it will assign the phy dev to usb-phy dev and
use the port dev driver as the dev driver of usb-phy.
When we try to destroy the port dev, it will destroy its dev driver
as well. But we did not remove the reference from usb-phy dev. This
might cause the use-after-free issue in KASAN.
Fixes: e8f7d2f409a1 ("phy: tegra: xusb: Add usb-phy support")
Cc: stable@vger.kernel.org
Signed-off-by: EJ Hsu <ejh@nvidia.com>
Signed-off-by: Haotien Hsu <haotienh@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Link: https://lore.kernel.org/r/20230609062932.3276509-1-haotienh@nvidia.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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The TI J721e Wiz clock implements a mux with a set_parent
hook, but doesn't provide a determine_rate implementation.
This is a bit odd, since set_parent() is there to, as its name implies,
change the parent of a clock. However, the most likely candidate to
trigger that parent change is a call to clk_set_rate(), with
determine_rate() figuring out which parent is the best suited for a
given rate.
The other trigger would be a call to clk_set_parent(), but it's far less
used, and it doesn't look like there's any obvious user for that clock.
So, the set_parent hook is effectively unused, possibly because of an
oversight. However, it could also be an explicit decision by the
original author to avoid any reparenting but through an explicit call to
clk_set_parent().
The latter case would be equivalent to setting the flag
CLK_SET_RATE_NO_REPARENT, together with setting our determine_rate hook
to __clk_mux_determine_rate(). Indeed, if no determine_rate
implementation is provided, clk_round_rate() (through
clk_core_round_rate_nolock()) will call itself on the parent if
CLK_SET_RATE_PARENT is set, and will not change the clock rate
otherwise.
And if it was an oversight, then we are at least explicit about our
behavior now and it can be further refined down the line.
Since the CLK_SET_RATE_NO_REPARENT flag was already set though, it seems
unlikely.
Cc: Kishon Vijay Abraham I <kishon@kernel.org>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: linux-phy@lists.infradead.org
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20221018-clk-range-checks-fixes-v4-44-971d5077e7d2@cerno.tech
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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The TI AM654 SerDes clock implements a mux with a set_parent
hook, but doesn't provide a determine_rate implementation.
This is a bit odd, since set_parent() is there to, as its name implies,
change the parent of a clock. However, the most likely candidate to
trigger that parent change is a call to clk_set_rate(), with
determine_rate() figuring out which parent is the best suited for a
given rate.
The other trigger would be a call to clk_set_parent(), but it's far less
used, and it doesn't look like there's any obvious user for that clock.
So, the set_parent hook is effectively unused, possibly because of an
oversight. However, it could also be an explicit decision by the
original author to avoid any reparenting but through an explicit call to
clk_set_parent().
The latter case would be equivalent to setting the flag
CLK_SET_RATE_NO_REPARENT, together with setting our determine_rate hook
to __clk_mux_determine_rate(). Indeed, if no determine_rate
implementation is provided, clk_round_rate() (through
clk_core_round_rate_nolock()) will call itself on the parent if
CLK_SET_RATE_PARENT is set, and will not change the clock rate
otherwise.
And if it was an oversight, then we are at least explicit about our
behavior now and it can be further refined down the line.
Since the CLK_SET_RATE_NO_REPARENT flag was already set though, it seems
unlikely.
Cc: Kishon Vijay Abraham I <kishon@kernel.org>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: linux-phy@lists.infradead.org
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20221018-clk-range-checks-fixes-v4-43-971d5077e7d2@cerno.tech
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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