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2020-09-18dt-bindings: phy: cadence-torrent: Add binding to specify SSC modeSwapnil Jakhade
Add binding to specify Spread Spectrum Clocking mode used. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/1600280911-9214-7-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-18phy: cadence-torrent: Check total lane count for all subnodes is within limitSwapnil Jakhade
Add checking if total number of lanes for all subnodes is not greater than number of lanes supported by PHY. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Link: https://lore.kernel.org/r/1600280911-9214-6-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-18phy: cadence-torrent: Add separate regmap functions for torrent and DPSwapnil Jakhade
Added separate functions for regmap initialization of torrent PHY generic registers and DP specific registers. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Link: https://lore.kernel.org/r/1600280911-9214-5-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-18phy: cadence-torrent: Enable support for multiple subnodesSwapnil Jakhade
Enable support for multiple subnodes in torrent PHY to include multi-link combinations. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Link: https://lore.kernel.org/r/1600280911-9214-4-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-18phy: cadence-torrent: Use devm_platform_ioremap_resource() to get reg addressesSwapnil Jakhade
Use devm_platform_ioremap_resource() to get register addresses instead of boilerplate code. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Link: https://lore.kernel.org/r/1600280911-9214-3-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-18phy: cadence-torrent: Use of_device_get_match_data() to get driver dataSwapnil Jakhade
Use of_device_get_match_data() to get driver data instead of boilerplate code. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Link: https://lore.kernel.org/r/1600280911-9214-2-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-16phy: intel: Add Keem Bay eMMC PHY supportWan Ahmad Zainie
Add support for eMMC PHY on Intel Keem Bay SoC. Signed-off-by: Wan Ahmad Zainie <wan.ahmad.zainie.wan.mohamad@intel.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20200913235522.4316-4-wan.ahmad.zainie.wan.mohamad@intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-16dt-bindings: phy: intel: Add Keem Bay eMMC PHY bindingsWan Ahmad Zainie
Binding description for Intel Keem Bay eMMC PHY. Signed-off-by: Wan Ahmad Zainie <wan.ahmad.zainie.wan.mohamad@intel.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20200913235522.4316-3-wan.ahmad.zainie.wan.mohamad@intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-16phy: intel: Rename phy-intel to phy-intel-lgmWan Ahmad Zainie
Rename phy-intel-{combo,emmc}.c to phy-intel-lgm-{combo,emmc}.c to make drivers/phy/intel directory more generic for future use. Signed-off-by: Wan Ahmad Zainie <wan.ahmad.zainie.wan.mohamad@intel.com> Reviewed-by: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com> Link: https://lore.kernel.org/r/20200913235522.4316-2-wan.ahmad.zainie.wan.mohamad@intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-16phy: cadence: torrent: Constify regmap_config structsRikard Falkeborn
The regmap_config structs are never modified and can be made const to allow the compiler to put them in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200912204639.501669-4-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-16phy: cadence: salvo: Constify cdns_nxp_sequence_pairRikard Falkeborn
cdns_nxp_sequence_pair[] are never modified and can be made const to allow the compiler to put them in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Reviewed-by: Peter Chen <peter.chen@nxp.com> Link: https://lore.kernel.org/r/20200912204639.501669-3-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-16phy: cadence: Sierra: Constify static structsRikard Falkeborn
The static cdns_reg_pairs and regmap_config structs are not modified and can be made const. This allows the compiler to put them in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200912204639.501669-2-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-16Merge branch 'topic/phy_attrs' into nextVinod Koul
2020-09-16phy: cadence-torrent: Set Torrent PHY attributesSwapnil Jakhade
Set Torrent PHY attributes bus_width, max_link_rate and mode for DisplayPort. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Kishon Vijay Abraham I <kishon@ti.com> Link: https://lore.kernel.org/r/1599805114-22063-3-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-16phy: Add new PHY attribute max_link_rateSwapnil Jakhade
Add new PHY attribute max_link_rate to struct phy_attrs. This indicates maximum link rate supported by PHY (in Mbps). Signed-off-by: Yuti Amonkar <yamonkar@cadence.com> Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Kishon Vijay Abraham I <kishon@ti.com> Link: https://lore.kernel.org/r/1599805114-22063-2-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-11phy: Add USB3 PHY support for Intel LGM SoCRamuthevar Vadivel Murugan
Add support for USB PHY on Intel LGM SoC. Signed-off-by: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com> Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de> Link: https://lore.kernel.org/r/20200828022312.52724-3-vadivel.muruganx.ramuthevar@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-11dt-bindings: phy: Add USB PHY support for Intel LGM SoCRamuthevar Vadivel Murugan
Add the dt-schema to support USB PHY on Intel LGM SoC Signed-off-by: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20200828022312.52724-2-vadivel.muruganx.ramuthevar@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08dt-binding: phy: convert ti,omap-usb2 to YAMLRoger Quadros
Move ti,omap-usb2 to its own YAML schema. Signed-off-by: Roger Quadros <rogerq@ti.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20200831142130.21836-1-rogerq@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: ti: gmii-sel: retrieve ports number and base offset from dtGrygorii Strashko
On K3 AM654x/J721E platforms the Port MII mode selection register(s) have similar format and placed in the System Control Module (SCM) module sequentially as one register per port, but, depending SOC and CPSW instance, the base offset and number of ports can be different. Hence, add possibility to retrieve number of ports and base registers offset from DT and support for max possible number of ports supported by K3 SoCs like J721E. Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Link: https://lore.kernel.org/r/20200828201943.29155-4-grygorii.strashko@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: ti: gmii-sel: use features mask during initGrygorii Strashko
Use features mask during PHYs initialization to simplify code. Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Link: https://lore.kernel.org/r/20200828201943.29155-3-grygorii.strashko@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: ti: gmii-sel: move phy init in separate functionGrygorii Strashko
Move phy initialization in separate function to improve code readability and simplify future changes. Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Link: https://lore.kernel.org/r/20200828201943.29155-2-grygorii.strashko@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: phy-pxa-28nm-usb2: convert to readl_poll_timeout()Chunfeng Yun
Use readl_poll_timeout() to simplify code Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/1598320987-25518-6-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: phy-pxa-28nm-hsic: convert to readl_poll_timeout()Chunfeng Yun
Use readl_poll_timeout() to simplify code Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/1598320987-25518-5-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: phy-qcom-apq8064-sata: convert to readl_relaxed_poll_timeout()Chunfeng Yun
Use readl_relaxed_poll_timeout() to simplify code, rename local function read_poll_timeout() as poll_timeout() to avoid repeated definition Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/1598320987-25518-4-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: phy-bcm-sr-usb: convert to readl_poll_timeout_atomic()Chunfeng Yun
Use readl_poll_timeout_atomic() to simplify code Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/1598320987-25518-3-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: phy-bcm-ns2-usbdrd: convert to readl_poll_timeout_atomic()Chunfeng Yun
Use readl_poll_timeout_atomic() to simplify code Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/1598320987-25518-2-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-09-08phy: phy-bcm-ns-usb3: convert to readl_poll_timeout_atomic()Chunfeng Yun
Use readl_poll_timeout_atomic() to simplify code Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/1598320987-25518-1-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: Move phy-rockchip-dphy-rx0 out of stagingEzequiel Garcia
There is no need for this driver to be in staging. Let's promote it! Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com> Link: https://lore.kernel.org/r/20200825220710.634106-1-ezequiel@collabora.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: socionext: Add UniPhier AHCI PHY driver supportKunihiko Hayashi
Add a driver for PHY interface built into ahci controller implemented in UniPhier SoCs. This supports PXs2 and PXs3 SoCs. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/1598352071-26675-3-git-send-email-hayashi.kunihiko@socionext.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31dt-bindings: phy: Add UniPhier AHCI PHY descriptionKunihiko Hayashi
Add DT bindings for PHY interface built into ahci controller implemented in UniPhier SoCs. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/1598352071-26675-2-git-send-email-hayashi.kunihiko@socionext.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: qcom-ipq4019-usb: Constify static phy_ops structsRikard Falkeborn
Their only usages is to assign the address to the data field in the of_device_id struct, which is a const void pointer. Make them const to allow the compiler to put them in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200823220025.17588-9-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: samsung-ufs: Constify samsung_ufs_phy_opsRikard Falkeborn
The only usage is to pass its address to devm_phy_create() which takes a const pointer. Make it const to allow the compiler to put it in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200823220025.17588-8-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: ralink-usb: Constify ralink_usb_phy_opsRikard Falkeborn
The only usage is to pass its address to devm_phy_create() which takes a const pointer. Make it const to allow the compiler to put it in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200823220025.17588-7-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: lantiq: vrx200-pcie: Constify ltq_vrx200_pcie_phy_opsRikard Falkeborn
The only usage is to pass its address to devm_phy_create() which takes a const pointer. Make it const to allow the compiler to put it in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Link: https://lore.kernel.org/r/20200823220025.17588-6-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: lantiq: rcu-usb2: Constify ltq_rcu_usb2_phy_opsRikard Falkeborn
The only usage is to pass its address to devm_phy_create() which takes a const pointer. Make it const to allow the compiler to put it in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200823220025.17588-5-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: hisilicon; Constify hi3660_phy_opsRikard Falkeborn
The only usage is to pass its address to devm_phy_create() which takes a const pointer. Make it const to allow the compiler to put it in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200823220025.17588-4-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: fsl-imx8mq-usb: Constify imx8mq_usb_phy_opsRikard Falkeborn
The only usage is to pass its address to devm_phy_create() which takes a const pointer. Make it const to allow the compiler to put it in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200823220025.17588-3-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: cadence: salvo: Constify cdns_salvo_phy_opsRikard Falkeborn
The only usage is to pass its address to devm_phy_create() which takes a const pointer. Make it const to allow the compiler to put it in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Link: https://lore.kernel.org/r/20200823220025.17588-2-rikard.falkeborn@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: freescale: imx8mq-usb: add support for imx8mp usb phyLi Jun
Add initial support for imx8mp usb phy support, imx8mp usb has a silimar phy as imx8mq, which has some different customizations on clock and low power design when SoC integration. Signed-off-by: Li Jun <jun.li@nxp.com> Link: https://lore.kernel.org/r/1598276014-2377-2-git-send-email-jun.li@nxp.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31dt-bindings: phy-imx8mq-usb: add compatible string for imx8mp usb phyLi Jun
Add "fsl,imx8mp-usb-phy" compatible string for imx8mp usb phy, which is similar with imx8mq usb phy but with some different customizations. Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Li Jun <jun.li@nxp.com> Link: https://lore.kernel.org/r/1598276014-2377-1-git-send-email-jun.li@nxp.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31phy: omap-usb2-phy: fix coding style issuesRoger Quadros
Fix checkpatch warnings and sort the include files alphabetically. Signed-off-by: Roger Quadros <rogerq@ti.com> Link: https://lore.kernel.org/r/20200824075127.14902-3-rogerq@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-31Merge branch 'fixes' into nextVinod Koul
2020-08-31phy: omap-usb2-phy: disable PHY charger detectRoger Quadros
AM654x PG1.0 has a silicon bug that D+ is pulled high after POR, which could cause enumeration failure with some USB hubs. Disabling the USB2_PHY Charger Detect function will put D+ into the normal state. This addresses Silicon Errata: i2075 - "USB2PHY: USB2PHY Charger Detect is Enabled by Default Without VBUS Presence" Signed-off-by: Roger Quadros <rogerq@ti.com> Tested-by: Jan Kiszka <jan.kiszka@siemens.com> Link: https://lore.kernel.org/r/20200824075127.14902-2-rogerq@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-23phy: ti: j721e-wiz: Remove duplicate includeYueHaibing
Remove duplicate include file Signed-off-by: YueHaibing <yuehaibing@huawei.com> Link: https://lore.kernel.org/r/20200818114721.55464-1-yuehaibing@huawei.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-23phy: qcom-qmp: Use correct values for ipq8074 PCIe Gen2 PHY initSivaprakash Murugesan
There were some problem in ipq8074 Gen2 PCIe phy init sequence. 1. Few register values were wrongly updated in the phy init sequence. 2. The register QSERDES_RX_SIGDET_CNTRL is a RX tuning parameter register which is added in serdes table causing the wrong register was getting updated. 3. Clocks and resets were not added in the phy init. Fix these to make Gen2 PCIe port on ipq8074 devices to work. Fixes: eef243d04b2b6 ("phy: qcom-qmp: Add support for IPQ8074") Cc: stable@vger.kernel.org Co-developed-by: Selvam Sathappan Periakaruppan <speriaka@codeaurora.org> Signed-off-by: Selvam Sathappan Periakaruppan <speriaka@codeaurora.org> Signed-off-by: Sivaprakash Murugesan <sivaprak@codeaurora.org> Link: https://lore.kernel.org/r/1596036607-11877-4-git-send-email-sivaprak@codeaurora.org Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-23phy: ti: am654: update PCIe serdes configSekhar Nori
Update PCIe serdes config to latest suggested for hardware. This fixes cases of failure to enumerate in Gen2 mode with some cards. Signed-off-by: Sekhar Nori <nsekhar@ti.com> Link: https://lore.kernel.org/r/20200727194603.44636-4-nsekhar@ti.com [fix typo threshold] Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-23phy: ti: am654: simplify return handlingSekhar Nori
Checking return value after each regfield write becomes hard to read quickly as number of writes increase. Simplify by checking for error only once. Signed-off-by: Sekhar Nori <nsekhar@ti.com> Link: https://lore.kernel.org/r/20200727194603.44636-3-nsekhar@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-23phy: ti: am654: simplify regfield handlingSekhar Nori
regfield handling in current driver code is made complicated by having a separate regfield variable for each field which is allocated individually. This quickly gets unwieldy once number of regfields increase. Instead, use an array of regfields which are allocated in a loop. Signed-off-by: Sekhar Nori <nsekhar@ti.com> Link: https://lore.kernel.org/r/20200727194603.44636-2-nsekhar@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-23phy: samsung: Use readl_poll_timeout functionAnand Moon
Instead of a busy waiting while loop using udelay use readl_poll_timeout function to check the condition is met or timeout occurs in crport_handshake function. readl_poll_timeout is called in non atomic context so it safe to sleep until the condition is met. Signed-off-by: Anand Moon <linux.amoon@gmail.com> Link: https://lore.kernel.org/r/20200720173502.542-1-linux.amoon@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
2020-08-17phy: qualcomm: fix return value check in qcom_ipq806x_usb_phy_probe()Wei Yongjun
In case of error, the function devm_ioremap() returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check should be replaced with NULL test. Fixes: ef19b117b834 ("phy: qualcomm: add qcom ipq806x dwc usb phy driver") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Link: https://lore.kernel.org/r/20200723113622.136752-1-weiyongjun1@huawei.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
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