- 20 Jul, 2020 2 commits
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Ansuel Smith authored
Document dwc3 qcom phy hs and ss phy bindings needed to correctly inizialize and use usb on ipq806x SoC. Signed-off-by:
Ansuel Smith <ansuelsmth@gmail.com> Reviewed-by:
Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20200717131635.11076-2-ansuelsmth@gmail.comSigned-off-by:
Vinod Koul <vkoul@kernel.org>
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Ansuel Smith authored
This has lost in the original push for the dwc3 qcom driver. This is needed for ipq806x SoC as without this the usb ports doesn't work at all. Signed-off-by:
Andy Gross <agross@codeaurora.org> Signed-off-by:
Jonathan McDowell <noodles@earth.li> Link: https://lore.kernel.org/r/20200717131635.11076-1-ansuelsmth@gmail.comSigned-off-by:
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- 17 Jul, 2020 4 commits
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Vinod Koul authored
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Alim Akhtar authored
This patch introduces Samsung UFS PHY driver. This driver supports to deal with phy calibration and power control according to UFS host driver's behavior. [Robot: -Wmissing-prototypes and -Wsometimes-uninitialized] Reported-by:
kernel test robot <lkp@intel.com> Reviewed-by:
Kiwoong Kim <kwmad.kim@samsung.com> Signed-off-by:
Seungwon Jeon <essuuj@gmail.com> Signed-off-by:
Alim Akhtar <alim.akhtar@samsung.com> Cc: Kishon Vijay Abraham I <kishon@ti.com> Cc: Vinod Koul <vkoul@kernel.org> Tested-by:
Paweł Chmiel <pawel.mikolaj.chmiel@gmail.com> Link: https://lore.kernel.org/r/20200716192217.35740-2-alim.akhtar@samsung.comSigned-off-by:
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Alim Akhtar authored
This patch documents Samsung UFS PHY device tree bindings Reviewed-by:
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Vinod Koul authored
Driver uses GPIO functions but doesn't include the header explcitly. Add that to fix build errors when GPIOLIB is disabled. drivers/phy/allwinner/phy-sun4i-usb.c:367:11: error: implicit declaration of function ‘gpiod_get_value_cansleep’; did you mean ‘gpio_get_value_cansleep’? [-Werror=implicit-function-declaration] drivers/phy/allwinner/phy-sun4i-usb.c:707:22: error: implicit declaration of function ‘devm_gpiod_get_optional’; did you mean ‘devm_clk_get_optional’? [-Werror=implicit-function-declaration] drivers/phy/allwinner/phy-sun4i-usb.c:708:11: error: ‘GPIOD_IN’ undeclared (first use in this function); did you mean ‘GPIOF_IN’? drivers/phy/allwinner/phy-sun4i-usb.c:815:21: error: implicit declaration of function ‘gpiod_to_irq’; did you mean ‘gpio_to_irq’? [-Werror=implicit-function-declaration] Reported-by:
Randy Dunlap <rdunlap@infradead.org> Signed-off-by:
Chen-Yu Tsai <wens@csie.org> Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested Link: https://lore.kernel.org/r/20200716062427.71763-1-vkoul@kernel.org
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- 13 Jul, 2020 10 commits
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Vinod Koul authored
devm_clk_get() and devm_reset_control_get() expect a const char *id for the last arg, but a value of zero was provided. This results in below sparse warning: drivers/phy/st/phy-stm32-usbphyc.c:330:42: warning: Using plain integer as NULL pointer drivers/phy/st/phy-stm32-usbphyc.c:343:52: warning: Using plain integer as NULL pointer Instead of zero, use NULL Reviewed-by:
Amelie Delaunay <amelie.delaunay@st.com> Link: https://lore.kernel.org/r/20200708132809.265967-6-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
We get warning with W=1 build: drivers/phy/samsung/phy-exynos5-usbdrd.c:211: warning: Function parameter or member 'phys' not described in 'exynos5_usbdrd_phy' drivers/phy/samsung/phy-exynos5-usbdrd.c:211: warning: Function parameter or member 'vbus' not described in 'exynos5_usbdrd_phy' drivers/phy/samsung/phy-exynos5-usbdrd.c:211: warning: Function parameter or member 'vbus_boost' not described in 'exynos5_usbdrd_phy' These members are provided with description but format is not quite right resulting in above warnings Acked-by:
Marek Szyprowski <m.szyprowski@samsung.com> Link: https://lore.kernel.org/r/20200708132809.265967-5-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
We get warning with W=1 build: drivers/phy/rockchip/phy-rockchip-typec.c:360: warning: cannot understand function prototype: 'struct rockchip_usb3phy_port_cfg ' The 'struct rockchip_usb3phy_port_cfg ' is commented properly but uses wrong format, so fix that up Link: https://lore.kernel.org/r/20200708132809.265967-4-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
We get warning with W=1 build: drivers/phy/phy-xgene.c: In function ‘xgene_phy_xlate’: drivers/phy/phy-xgene.c:1618:20: warning: comparison of unsigned expression in ‘< 0’ is always false [-Wtype-limits] 1618 | if (args->args[0] < MODE_SATA || args->args[0] >= MODE_MAX) | args is uint32_t so can never be less than zero, so remove this check Link: https://lore.kernel.org/r/20200708132809.265967-3-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
We get warning with W=1 build: drivers/phy/motorola/phy-mapphone-mdm6600.c:185: warning: Function parameter or member 'val' not described in 'phy_mdm6600_cmd' drivers/phy/motorola/phy-mapphone-mdm6600.c:200: warning: Function parameter or member 'work' not described in 'phy_mdm6600_status' Fix that by adding description for 'val' and 'work' Link: https://lore.kernel.org/r/20200708132809.265967-2-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
We get warning with W=1 build: drivers/phy/marvell/phy-mvebu-a3700-utmi.c:84: warning: Function parameter or member 'usb_misc' not described in 'mvebu_a3700_utmi' Fix that by correcting the typo usb_mis Link: https://lore.kernel.org/r/20200708132809.265967-1-vkoul@kernel.orgSigned-off-by:
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Marek Szyprowski authored
PHY calibration is needed only for USB2.0 (UTMI) PHY, so skip calling calibration code when phy_calibrate() is called for USB3.0 (PIPE3) PHY. Fixes: d8c80bb3 ("phy: exynos5-usbdrd: Calibrate LOS levels for exynos5420/5800") Signed-off-by:
Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20200708133800.3336-1-m.szyprowski@samsung.comSigned-off-by:
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Kunihiko Hayashi authored
The usb3-hsphy for PXs3 SoC needs to accept 3 clocks like usb3-ssphy. Fixes: 134ab284 ("dt-bindings: phy: Convert UniPhier USB3-PHY conroller to json-schema") Signed-off-by:
Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/1594198664-29381-1-git-send-email-hayashi.kunihiko@socionext.comSigned-off-by:
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Tiezhu Yang authored
When CONFIG_ARCH_SUNXI is not set but CONFIG_COMPILE_TEST=y, CONFIG_HAVE_CLK=y, CONFIG_HAVE_LEGACY_CLK=y, there exists the following build errors with CONFIG_PHY_SUN6I_MIPI_DPHY=y: drivers/phy/allwinner/phy-sun6i-mipi-dphy.o: In function `sun6i_dphy_init': phy-sun6i-mipi-dphy.c:(.text+0x320): undefined reference to `clk_set_rate_exclusive' drivers/phy/allwinner/phy-sun6i-mipi-dphy.o: In function `sun6i_dphy_exit': phy-sun6i-mipi-dphy.c:(.text+0x2c8): undefined reference to `clk_rate_exclusive_put' clk_set_rate_exclusive() and clk_rate_exclusive_put() are defined in drivers/clk/clk.c, this file is built under CONFIG_COMMON_CLK, so in order to build drivers/phy/allwinner/phy-sun6i-mipi-dphy.c successful used with various configs, CONFIG_PHY_SUN6I_MIPI_DPHY should depend on CONFIG_COMMON_CLK. Fixes: 133552bf ("phy: Remove CONFIG_ARCH_* check for related subdir in Makefile") Reported-by:
Tiezhu Yang <yangtiezhu@loongson.cn> Link: https://lore.kernel.org/r/1594113746-25393-1-git-send-email-yangtiezhu@loongson.cnSigned-off-by:
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Peter Chen authored
It fixes RX detect wakeup using USB3 device, otherwise, the USB3 device can't wakeup USB PHY when the PHY is in 32Khz clock. Fixes: 50d35aa8 ("phy: cadence: salvo: add salvo phy driver") Signed-off-by:
Peter Chen <peter.chen@nxp.com> Link: https://lore.kernel.org/r/20200703064600.14181-1-peter.chen@nxp.comSigned-off-by:
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- 08 Jul, 2020 6 commits
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Rikard Falkeborn authored
sun6i_dphy_ops and sun6i_dphy_regmap_config are not modified so make them const structs to allow the compiler to put them in read-only memory. Before: text data bss dec hex filename 4407 1944 64 6415 190f drivers/phy/allwinner/phy-sun6i-mipi-dphy.o After: text data bss dec hex filename 4835 1496 64 6395 18fb drivers/phy/allwinner/phy-sun6i-mipi-dphy.o Signed-off-by:
Rikard Falkeborn <rikard.falkeborn@gmail.com> Acked-by:
Maxime Ripard <mripard@kernel.org> Link: https://lore.kernel.org/r/20200629195727.9717-1-rikard.falkeborn@gmail.comSigned-off-by:
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Vinod Koul authored
ti_pipe3_power_on() sets variable 'ret' but never uses it, so remove it. drivers/phy/ti/phy-ti-pipe3.c:340:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] Link: https://lore.kernel.org/r/20200629145010.122675-4-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
dm816x_usb_phy_init() sets variable 'error' but never uses it, so remove it. drivers/phy/ti/phy-dm816x-usb.c:85:6: warning: variable ‘error’ set but not used [-Wunused-but-set-variable] Link: https://lore.kernel.org/r/20200629145010.122675-3-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
Some function arguments are missing from documentation prompting validation kernel doc script to complain: drivers/phy/phy-core.c:1078: warning: Function parameter or member 'children' not described in '__devm_of_phy_provider_register' drivers/phy/phy-core.c:1125: warning: Function parameter or member 'phy_provider' not described in 'devm_of_phy_provider_unregister' Add the documentation for these Link: https://lore.kernel.org/r/20200629145010.122675-2-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
Documentation/process/coding-style.rst says: "functions: they have the opening brace at the beginning of the next line" devm_of_phy_provider_unregister() function has opening brace at same line, so fix it up. Link: https://lore.kernel.org/r/20200629145010.122675-1-vkoul@kernel.orgSigned-off-by:
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Vinod Koul authored
The UFS specific QMP PHY driver started off supporting the 14nm and 20nm hardware. With the 20nm support marked broken for a long time and the 14nm support added to the common QMP PHY, this driver has not been used in a while. So delete it Reviewed-by:
Bjorn Andersson <bjorn.andersson@linaro.org> Link: https://lore.kernel.org/r/20200629145452.123035-1-vkoul@kernel.orgSigned-off-by:
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- 01 Jul, 2020 2 commits
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Tobias Klauser authored
Mark xpsgtr_suspend and xpsgtr_resume as __maybe_unused to fix the following compiler warning when building with !CONFIG_PM_SLEEP: drivers/phy/xilinx/phy-zynqmp.c:830:12: warning: ‘xpsgtr_resume’ defined but not used [-Wunused-function] 830 | static int xpsgtr_resume(struct device *dev) | ^~~~~~~~~~~~~ drivers/phy/xilinx/phy-zynqmp.c:819:12: warning: ‘xpsgtr_suspend’ defined but not used [-Wunused-function] 819 | static int xpsgtr_suspend(struct device *dev) | ^~~~~~~~~~~~~~ Also drop the existing #ifdef CONFIG_PM so the functions are always compile-checked regardless of CONFIG_PM and/or CONFIG_PM_SLEEP being set. Reviewed-by:Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by:
Tobias Klauser <tklauser@distanz.ch> Link: https://lore.kernel.org/r/20200701141017.26931-1-tklauser@distanz.chSigned-off-by:
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Laurent Pinchart authored
The DT examples are by default compiled in a parent that has #address-cells and #size-cells both set to 1. Fix the example accordingly, even if it doesn't match the actual hardware, as this is the recommended practice for DT bindings examples. Fixes: cea0f76a ("dt-bindings: phy: Add DT bindings for Xilinx ZynqMP PSGTR PHY") Signed-off-by:
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- 29 Jun, 2020 7 commits
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Anurag Kumar Vulisha authored
Xilinx ZynqMP SoCs have a Gigabit Transceiver with four lanes. All the high speed peripherals such as USB, SATA, PCIE, Display Port and Ethernet SGMII can rely on any of the four GT lanes for PHY layer. This patch adds driver for that ZynqMP GT core. Signed-off-by:
Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com> Signed-off-by:
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Anurag Kumar Vulisha authored
Add DT bindings for the Xilinx ZynqMP PHY. ZynqMP SoCs have a High Speed Processing System Gigabit Transceiver which provides PHY capabilities to USB, SATA, PCIE, Display Port and Ehernet SGMII controllers. Signed-off-by:
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Wesley Cheng authored
The set mode handler is used to keep track of the current role of the device. This is used for enabling certain resources within the PHY depending on if the device is behaving as a host or device. Signed-off-by:
Wesley Cheng <wcheng@codeaurora.org> Link: https://lore.kernel.org/r/20200625195444.15130-3-wcheng@codeaurora.orgSigned-off-by:
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Wesley Cheng authored
Allow for the PHY to be put into a powered down state when possible. Add the required suspend and resume callbacks, which will determine what resources can be turned off depending on the cable status. Signed-off-by:
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Jonathan Marek authored
Add both the DP and UNI PHY for primary/secondary usb controllers. The tables are very similar to sm8150 (serdes_tbl is identical), but there are some differences. Signed-off-by:
Jonathan Marek <jonathan@marek.ca> Tested-by:
Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Reviewed-by:
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Jonathan Marek authored
Add support for the USB3 PHY used by the secondary usb controller on sm8150 Signed-off-by:
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Jonathan Marek authored
The primary USB PHY on sm8250 sets some values differently for the second lane. This makes it possible to represent that. Signed-off-by:
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- 25 Jun, 2020 1 commit
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Colin Ian King authored
Currently pointer phy0 is being dereferenced via the assignment of phy on the call to phy_get_drvdata before phy0 is null checked, this can lead to a null pointer dereference. Fix this by performing the null check on phy0 before the call to phy_get_drvdata. Also replace the phy0 == NULL check with the more usual !phy0 idiom. Addresses-Coverity: ("Dereference before null check") Fixes: e6f32efb ("phy: sun4i-usb: Make sure to disable PHY0 passby for peripheral mode") Signed-off-by:Colin Ian King <colin.king@canonical.com> Link: https://lore.kernel.org/r/20200625124428.83564-1-colin.king@canonical.comSigned-off-by:
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- 24 Jun, 2020 8 commits
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Sivaprakash Murugesan authored
Add ipq8074 qusb2 device compatible for high speed usb support. Signed-off-by:
Sivaprakash Murugesan <sivaprak@codeaurora.org> Tested-by:
Sricharan R <sricharan@codeaurora.org> Reviewed-by:
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Sivaprakash Murugesan authored
Add QMP USB PHY found in IPQ8074 Co-developed-by:
Balaji Prakash J <bjagadee@codeaurora.org> Signed-off-by:
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Sivaprakash Murugesan authored
Add ipq8074 compatible in QUSB2 PHY for high speed USB support. Signed-off-by:
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Sivaprakash Murugesan authored
Add ipq8074 qmp phy device compatible for super speed usb support. Signed-off-by:
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Krzysztof Kozlowski authored
Fix up inconsistent usage of upper and lowercase letters in "Exynos" name. "EXYNOS" is not an abbreviation but a regular trademarked name. Therefore it should be written with lowercase letters starting with capital letter. The lowercase "Exynos" name is promoted by its manufacturer Samsung Electronics Co., Ltd., in advertisement materials and on website. Signed-off-by:
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Tiezhu Yang authored
If CONFIG_ARCH_ROCKCHIP is not set but COMPILE_TEST is set, the file in the subdir rockchip can not be built due to CONFIG_ARCH_ROCKCHIP check in drivers/phy/Makefile. Since the related configs in drivers/phy/rockchip/Kconfig depend on ARCH_ROCKCHIP, so remove CONFIG_ARCH_ROCKCHIP check for subdir rockchip in drivers/phy/Makefile. The other CONFIG_ARCH_* about allwinner, amlogic, mediatek, renesas and tegra have the same situation, so remove them too. Signed-off-by:
Heiko Stuebner <heiko@sntech.de> Link: https://lore.kernel.org/r/1590412138-13903-2-git-send-email-yangtiezhu@loongson.cnSigned-off-by:
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Tiezhu Yang authored
When call function devm_platform_ioremap_resource(), we should use IS_ERR() to check the return value and return PTR_ERR() if failed. Fixes: b7535a3b ("phy/rockchip: Add support for Innosilicon MIPI/LVDS/TTL PHY") Signed-off-by:
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Rikard Falkeborn authored
clk_div_table and wiz_regmap_config are not modified and can therefore be made const to allow the compiler to put them in read-only memory. Before: text data bss dec hex filename 20265 7044 64 27373 6aed drivers/phy/ti/phy-j721e-wiz.o After: text data bss dec hex filename 20649 6660 64 27373 6aed drivers/phy/ti/phy-j721e-wiz.o Signed-off-by:
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