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    Subject[PATCH v2 3/5] usb: phy: samsung: remove old USB 2.0 PHY driver
    Date
    drivers/usb/phy/phy-samsung-usb2 driver got replaced by
    drivers/phy/phy-samsung-usb2 one and is no longer used.

    Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
    Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
    Reviewed-by: Vivek Gautam <gautam.vivek@samsung.com>
    Reviewed-by: Jingoo Han <jg1.han@samsung.com>
    Acked-by: Kishon Vijay Abraham I <kishon@ti.com>
    Cc: Kamil Debski <k.debski@samsung.com>
    ---
    drivers/usb/phy/Kconfig | 8 -
    drivers/usb/phy/Makefile | 1 -
    drivers/usb/phy/phy-samsung-usb2.c | 541 -------------------------------------
    3 files changed, 550 deletions(-)
    delete mode 100644 drivers/usb/phy/phy-samsung-usb2.c

    diff --git a/drivers/usb/phy/Kconfig b/drivers/usb/phy/Kconfig
    index e253fa0..452e252 100644
    --- a/drivers/usb/phy/Kconfig
    +++ b/drivers/usb/phy/Kconfig
    @@ -78,14 +78,6 @@ config SAMSUNG_USBPHY
    This driver provides common interface to interact, for Samsung USB 2.0 PHY
    driver and later for Samsung USB 3.0 PHY driver.

    -config SAMSUNG_USB2PHY
    - tristate "Samsung USB 2.0 PHY controller Driver"
    - select SAMSUNG_USBPHY
    - select USB_PHY
    - help
    - Enable this to support Samsung USB 2.0 (High Speed) PHY controller
    - driver for Samsung SoCs.
    -
    config SAMSUNG_USB3PHY
    tristate "Samsung USB 3.0 PHY controller Driver"
    select SAMSUNG_USBPHY
    diff --git a/drivers/usb/phy/Makefile b/drivers/usb/phy/Makefile
    index 24a9133..c651005 100644
    --- a/drivers/usb/phy/Makefile
    +++ b/drivers/usb/phy/Makefile
    @@ -15,7 +15,6 @@ obj-$(CONFIG_AM335X_CONTROL_USB) += phy-am335x-control.o
    obj-$(CONFIG_AM335X_PHY_USB) += phy-am335x.o
    obj-$(CONFIG_OMAP_OTG) += phy-omap-otg.o
    obj-$(CONFIG_SAMSUNG_USBPHY) += phy-samsung-usb.o
    -obj-$(CONFIG_SAMSUNG_USB2PHY) += phy-samsung-usb2.o
    obj-$(CONFIG_SAMSUNG_USB3PHY) += phy-samsung-usb3.o
    obj-$(CONFIG_TWL6030_USB) += phy-twl6030-usb.o
    obj-$(CONFIG_USB_EHCI_TEGRA) += phy-tegra-usb.o
    diff --git a/drivers/usb/phy/phy-samsung-usb2.c b/drivers/usb/phy/phy-samsung-usb2.c
    deleted file mode 100644
    index b3ba866..0000000
    --- a/drivers/usb/phy/phy-samsung-usb2.c
    +++ /dev/null
    @@ -1,541 +0,0 @@
    -/* linux/drivers/usb/phy/phy-samsung-usb2.c
    - *
    - * Copyright (c) 2012 Samsung Electronics Co., Ltd.
    - * http://www.samsung.com
    - *
    - * Author: Praveen Paneri <p.paneri@samsung.com>
    - *
    - * Samsung USB2.0 PHY transceiver; talks to S3C HS OTG controller, EHCI-S5P and
    - * OHCI-EXYNOS controllers.
    - *
    - * This program is free software; you can redistribute it and/or modify
    - * it under the terms of the GNU General Public License version 2 as
    - * published by the Free Software Foundation.
    - *
    - * This program is distributed in the hope that it will be useful,
    - * but WITHOUT ANY WARRANTY; without even the implied warranty of
    - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    - * GNU General Public License for more details.
    - */
    -
    -#include <linux/module.h>
    -#include <linux/platform_device.h>
    -#include <linux/clk.h>
    -#include <linux/delay.h>
    -#include <linux/device.h>
    -#include <linux/err.h>
    -#include <linux/io.h>
    -#include <linux/of.h>
    -#include <linux/usb/otg.h>
    -#include <linux/usb/samsung_usb_phy.h>
    -#include <linux/platform_data/samsung-usbphy.h>
    -
    -#include "phy-samsung-usb.h"
    -
    -static int samsung_usbphy_set_host(struct usb_otg *otg, struct usb_bus *host)
    -{
    - if (!otg)
    - return -ENODEV;
    -
    - if (!otg->host)
    - otg->host = host;
    -
    - return 0;
    -}
    -
    -static bool exynos5_phyhost_is_on(void __iomem *regs)
    -{
    - u32 reg;
    -
    - reg = readl(regs + EXYNOS5_PHY_HOST_CTRL0);
    -
    - return !(reg & HOST_CTRL0_SIDDQ);
    -}
    -
    -static void samsung_exynos5_usb2phy_enable(struct samsung_usbphy *sphy)
    -{
    - void __iomem *regs = sphy->regs;
    - u32 phyclk = sphy->ref_clk_freq;
    - u32 phyhost;
    - u32 phyotg;
    - u32 phyhsic;
    - u32 ehcictrl;
    - u32 ohcictrl;
    -
    - /*
    - * phy_usage helps in keeping usage count for phy
    - * so that the first consumer enabling the phy is also
    - * the last consumer to disable it.
    - */
    -
    - atomic_inc(&sphy->phy_usage);
    -
    - if (exynos5_phyhost_is_on(regs)) {
    - dev_info(sphy->dev, "Already power on PHY\n");
    - return;
    - }
    -
    - /* Host configuration */
    - phyhost = readl(regs + EXYNOS5_PHY_HOST_CTRL0);
    -
    - /* phy reference clock configuration */
    - phyhost &= ~HOST_CTRL0_FSEL_MASK;
    - phyhost |= HOST_CTRL0_FSEL(phyclk);
    -
    - /* host phy reset */
    - phyhost &= ~(HOST_CTRL0_PHYSWRST |
    - HOST_CTRL0_PHYSWRSTALL |
    - HOST_CTRL0_SIDDQ |
    - /* Enable normal mode of operation */
    - HOST_CTRL0_FORCESUSPEND |
    - HOST_CTRL0_FORCESLEEP);
    -
    - /* Link reset */
    - phyhost |= (HOST_CTRL0_LINKSWRST |
    - HOST_CTRL0_UTMISWRST |
    - /* COMMON Block configuration during suspend */
    - HOST_CTRL0_COMMONON_N);
    - writel(phyhost, regs + EXYNOS5_PHY_HOST_CTRL0);
    - udelay(10);
    - phyhost &= ~(HOST_CTRL0_LINKSWRST |
    - HOST_CTRL0_UTMISWRST);
    - writel(phyhost, regs + EXYNOS5_PHY_HOST_CTRL0);
    -
    - /* OTG configuration */
    - phyotg = readl(regs + EXYNOS5_PHY_OTG_SYS);
    -
    - /* phy reference clock configuration */
    - phyotg &= ~OTG_SYS_FSEL_MASK;
    - phyotg |= OTG_SYS_FSEL(phyclk);
    -
    - /* Enable normal mode of operation */
    - phyotg &= ~(OTG_SYS_FORCESUSPEND |
    - OTG_SYS_SIDDQ_UOTG |
    - OTG_SYS_FORCESLEEP |
    - OTG_SYS_REFCLKSEL_MASK |
    - /* COMMON Block configuration during suspend */
    - OTG_SYS_COMMON_ON);
    -
    - /* OTG phy & link reset */
    - phyotg |= (OTG_SYS_PHY0_SWRST |
    - OTG_SYS_LINKSWRST_UOTG |
    - OTG_SYS_PHYLINK_SWRESET |
    - OTG_SYS_OTGDISABLE |
    - /* Set phy refclk */
    - OTG_SYS_REFCLKSEL_CLKCORE);
    -
    - writel(phyotg, regs + EXYNOS5_PHY_OTG_SYS);
    - udelay(10);
    - phyotg &= ~(OTG_SYS_PHY0_SWRST |
    - OTG_SYS_LINKSWRST_UOTG |
    - OTG_SYS_PHYLINK_SWRESET);
    - writel(phyotg, regs + EXYNOS5_PHY_OTG_SYS);
    -
    - /* HSIC phy configuration */
    - phyhsic = (HSIC_CTRL_REFCLKDIV_12 |
    - HSIC_CTRL_REFCLKSEL |
    - HSIC_CTRL_PHYSWRST);
    - writel(phyhsic, regs + EXYNOS5_PHY_HSIC_CTRL1);
    - writel(phyhsic, regs + EXYNOS5_PHY_HSIC_CTRL2);
    - udelay(10);
    - phyhsic &= ~HSIC_CTRL_PHYSWRST;
    - writel(phyhsic, regs + EXYNOS5_PHY_HSIC_CTRL1);
    - writel(phyhsic, regs + EXYNOS5_PHY_HSIC_CTRL2);
    -
    - udelay(80);
    -
    - /* enable EHCI DMA burst */
    - ehcictrl = readl(regs + EXYNOS5_PHY_HOST_EHCICTRL);
    - ehcictrl |= (HOST_EHCICTRL_ENAINCRXALIGN |
    - HOST_EHCICTRL_ENAINCR4 |
    - HOST_EHCICTRL_ENAINCR8 |
    - HOST_EHCICTRL_ENAINCR16);
    - writel(ehcictrl, regs + EXYNOS5_PHY_HOST_EHCICTRL);
    -
    - /* set ohci_suspend_on_n */
    - ohcictrl = readl(regs + EXYNOS5_PHY_HOST_OHCICTRL);
    - ohcictrl |= HOST_OHCICTRL_SUSPLGCY;
    - writel(ohcictrl, regs + EXYNOS5_PHY_HOST_OHCICTRL);
    -}
    -
    -static void samsung_usb2phy_enable(struct samsung_usbphy *sphy)
    -{
    - void __iomem *regs = sphy->regs;
    - u32 phypwr;
    - u32 phyclk;
    - u32 rstcon;
    -
    - /* set clock frequency for PLL */
    - phyclk = sphy->ref_clk_freq;
    - phypwr = readl(regs + SAMSUNG_PHYPWR);
    - rstcon = readl(regs + SAMSUNG_RSTCON);
    -
    - switch (sphy->drv_data->cpu_type) {
    - case TYPE_S3C64XX:
    - phyclk &= ~PHYCLK_COMMON_ON_N;
    - phypwr &= ~PHYPWR_NORMAL_MASK;
    - rstcon |= RSTCON_SWRST;
    - break;
    - case TYPE_EXYNOS4X12:
    - phypwr &= ~(PHYPWR_NORMAL_MASK_HSIC0 |
    - PHYPWR_NORMAL_MASK_HSIC1 |
    - PHYPWR_NORMAL_MASK_PHY1);
    - rstcon |= RSTCON_HOSTPHY_SWRST;
    - case TYPE_EXYNOS4210:
    - phypwr &= ~PHYPWR_NORMAL_MASK_PHY0;
    - rstcon |= RSTCON_SWRST;
    - default:
    - break;
    - }
    -
    - writel(phyclk, regs + SAMSUNG_PHYCLK);
    - /* Configure PHY0 for normal operation*/
    - writel(phypwr, regs + SAMSUNG_PHYPWR);
    - /* reset all ports of PHY and Link */
    - writel(rstcon, regs + SAMSUNG_RSTCON);
    - udelay(10);
    - if (sphy->drv_data->cpu_type == TYPE_EXYNOS4X12)
    - rstcon &= ~RSTCON_HOSTPHY_SWRST;
    - rstcon &= ~RSTCON_SWRST;
    - writel(rstcon, regs + SAMSUNG_RSTCON);
    -}
    -
    -static void samsung_exynos5_usb2phy_disable(struct samsung_usbphy *sphy)
    -{
    - void __iomem *regs = sphy->regs;
    - u32 phyhost;
    - u32 phyotg;
    - u32 phyhsic;
    -
    - if (atomic_dec_return(&sphy->phy_usage) > 0) {
    - dev_info(sphy->dev, "still being used\n");
    - return;
    - }
    -
    - phyhsic = (HSIC_CTRL_REFCLKDIV_12 |
    - HSIC_CTRL_REFCLKSEL |
    - HSIC_CTRL_SIDDQ |
    - HSIC_CTRL_FORCESLEEP |
    - HSIC_CTRL_FORCESUSPEND);
    - writel(phyhsic, regs + EXYNOS5_PHY_HSIC_CTRL1);
    - writel(phyhsic, regs + EXYNOS5_PHY_HSIC_CTRL2);
    -
    - phyhost = readl(regs + EXYNOS5_PHY_HOST_CTRL0);
    - phyhost |= (HOST_CTRL0_SIDDQ |
    - HOST_CTRL0_FORCESUSPEND |
    - HOST_CTRL0_FORCESLEEP |
    - HOST_CTRL0_PHYSWRST |
    - HOST_CTRL0_PHYSWRSTALL);
    - writel(phyhost, regs + EXYNOS5_PHY_HOST_CTRL0);
    -
    - phyotg = readl(regs + EXYNOS5_PHY_OTG_SYS);
    - phyotg |= (OTG_SYS_FORCESUSPEND |
    - OTG_SYS_SIDDQ_UOTG |
    - OTG_SYS_FORCESLEEP);
    - writel(phyotg, regs + EXYNOS5_PHY_OTG_SYS);
    -}
    -
    -static void samsung_usb2phy_disable(struct samsung_usbphy *sphy)
    -{
    - void __iomem *regs = sphy->regs;
    - u32 phypwr;
    -
    - phypwr = readl(regs + SAMSUNG_PHYPWR);
    -
    - switch (sphy->drv_data->cpu_type) {
    - case TYPE_S3C64XX:
    - phypwr |= PHYPWR_NORMAL_MASK;
    - break;
    - case TYPE_EXYNOS4X12:
    - phypwr |= (PHYPWR_NORMAL_MASK_HSIC0 |
    - PHYPWR_NORMAL_MASK_HSIC1 |
    - PHYPWR_NORMAL_MASK_PHY1);
    - case TYPE_EXYNOS4210:
    - phypwr |= PHYPWR_NORMAL_MASK_PHY0;
    - default:
    - break;
    - }
    -
    - /* Disable analog and otg block power */
    - writel(phypwr, regs + SAMSUNG_PHYPWR);
    -}
    -
    -/*
    - * The function passed to the usb driver for phy initialization
    - */
    -static int samsung_usb2phy_init(struct usb_phy *phy)
    -{
    - struct samsung_usbphy *sphy;
    - struct usb_bus *host = NULL;
    - unsigned long flags;
    - int ret = 0;
    -
    - sphy = phy_to_sphy(phy);
    -
    - host = phy->otg->host;
    -
    - /* Enable the phy clock */
    - ret = clk_prepare_enable(sphy->clk);
    - if (ret) {
    - dev_err(sphy->dev, "%s: clk_prepare_enable failed\n", __func__);
    - return ret;
    - }
    -
    - spin_lock_irqsave(&sphy->lock, flags);
    -
    - if (host) {
    - /* setting default phy-type for USB 2.0 */
    - if (!strstr(dev_name(host->controller), "ehci") ||
    - !strstr(dev_name(host->controller), "ohci"))
    - samsung_usbphy_set_type(&sphy->phy, USB_PHY_TYPE_HOST);
    - } else {
    - samsung_usbphy_set_type(&sphy->phy, USB_PHY_TYPE_DEVICE);
    - }
    -
    - /* Disable phy isolation */
    - if (sphy->plat && sphy->plat->pmu_isolation)
    - sphy->plat->pmu_isolation(false);
    - else if (sphy->drv_data->set_isolation)
    - sphy->drv_data->set_isolation(sphy, false);
    -
    - /* Selecting Host/OTG mode; After reset USB2.0PHY_CFG: HOST */
    - samsung_usbphy_cfg_sel(sphy);
    -
    - /* Initialize usb phy registers */
    - sphy->drv_data->phy_enable(sphy);
    -
    - spin_unlock_irqrestore(&sphy->lock, flags);
    -
    - /* Disable the phy clock */
    - clk_disable_unprepare(sphy->clk);
    -
    - return ret;
    -}
    -
    -/*
    - * The function passed to the usb driver for phy shutdown
    - */
    -static void samsung_usb2phy_shutdown(struct usb_phy *phy)
    -{
    - struct samsung_usbphy *sphy;
    - struct usb_bus *host = NULL;
    - unsigned long flags;
    -
    - sphy = phy_to_sphy(phy);
    -
    - host = phy->otg->host;
    -
    - if (clk_prepare_enable(sphy->clk)) {
    - dev_err(sphy->dev, "%s: clk_prepare_enable failed\n", __func__);
    - return;
    - }
    -
    - spin_lock_irqsave(&sphy->lock, flags);
    -
    - if (host) {
    - /* setting default phy-type for USB 2.0 */
    - if (!strstr(dev_name(host->controller), "ehci") ||
    - !strstr(dev_name(host->controller), "ohci"))
    - samsung_usbphy_set_type(&sphy->phy, USB_PHY_TYPE_HOST);
    - } else {
    - samsung_usbphy_set_type(&sphy->phy, USB_PHY_TYPE_DEVICE);
    - }
    -
    - /* De-initialize usb phy registers */
    - sphy->drv_data->phy_disable(sphy);
    -
    - /* Enable phy isolation */
    - if (sphy->plat && sphy->plat->pmu_isolation)
    - sphy->plat->pmu_isolation(true);
    - else if (sphy->drv_data->set_isolation)
    - sphy->drv_data->set_isolation(sphy, true);
    -
    - spin_unlock_irqrestore(&sphy->lock, flags);
    -
    - clk_disable_unprepare(sphy->clk);
    -}
    -
    -static int samsung_usb2phy_probe(struct platform_device *pdev)
    -{
    - struct samsung_usbphy *sphy;
    - struct usb_otg *otg;
    - struct samsung_usbphy_data *pdata = dev_get_platdata(&pdev->dev);
    - const struct samsung_usbphy_drvdata *drv_data;
    - struct device *dev = &pdev->dev;
    - struct resource *phy_mem;
    - void __iomem *phy_base;
    - struct clk *clk;
    - int ret;
    -
    - phy_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
    - phy_base = devm_ioremap_resource(dev, phy_mem);
    - if (IS_ERR(phy_base))
    - return PTR_ERR(phy_base);
    -
    - sphy = devm_kzalloc(dev, sizeof(*sphy), GFP_KERNEL);
    - if (!sphy)
    - return -ENOMEM;
    -
    - otg = devm_kzalloc(dev, sizeof(*otg), GFP_KERNEL);
    - if (!otg)
    - return -ENOMEM;
    -
    - drv_data = samsung_usbphy_get_driver_data(pdev);
    -
    - if (drv_data->cpu_type == TYPE_EXYNOS5250)
    - clk = devm_clk_get(dev, "usbhost");
    - else
    - clk = devm_clk_get(dev, "otg");
    -
    - if (IS_ERR(clk)) {
    - dev_err(dev, "Failed to get usbhost/otg clock\n");
    - return PTR_ERR(clk);
    - }
    -
    - sphy->dev = dev;
    -
    - if (dev->of_node) {
    - ret = samsung_usbphy_parse_dt(sphy);
    - if (ret < 0)
    - return ret;
    - } else {
    - if (!pdata) {
    - dev_err(dev, "no platform data specified\n");
    - return -EINVAL;
    - }
    - }
    -
    - sphy->plat = pdata;
    - sphy->regs = phy_base;
    - sphy->clk = clk;
    - sphy->drv_data = drv_data;
    - sphy->phy.dev = sphy->dev;
    - sphy->phy.label = "samsung-usb2phy";
    - sphy->phy.type = USB_PHY_TYPE_USB2;
    - sphy->phy.init = samsung_usb2phy_init;
    - sphy->phy.shutdown = samsung_usb2phy_shutdown;
    -
    - sphy->ref_clk_freq = samsung_usbphy_get_refclk_freq(sphy);
    - if (sphy->ref_clk_freq < 0)
    - return -EINVAL;
    -
    - sphy->phy.otg = otg;
    - sphy->phy.otg->phy = &sphy->phy;
    - sphy->phy.otg->set_host = samsung_usbphy_set_host;
    -
    - spin_lock_init(&sphy->lock);
    -
    - platform_set_drvdata(pdev, sphy);
    -
    - return usb_add_phy_dev(&sphy->phy);
    -}
    -
    -static int samsung_usb2phy_remove(struct platform_device *pdev)
    -{
    - struct samsung_usbphy *sphy = platform_get_drvdata(pdev);
    -
    - usb_remove_phy(&sphy->phy);
    -
    - if (sphy->pmuregs)
    - iounmap(sphy->pmuregs);
    - if (sphy->sysreg)
    - iounmap(sphy->sysreg);
    -
    - return 0;
    -}
    -
    -static const struct samsung_usbphy_drvdata usb2phy_s3c64xx = {
    - .cpu_type = TYPE_S3C64XX,
    - .devphy_en_mask = S3C64XX_USBPHY_ENABLE,
    - .rate_to_clksel = samsung_usbphy_rate_to_clksel_64xx,
    - .set_isolation = NULL, /* TODO */
    - .phy_enable = samsung_usb2phy_enable,
    - .phy_disable = samsung_usb2phy_disable,
    -};
    -
    -static const struct samsung_usbphy_drvdata usb2phy_exynos4 = {
    - .cpu_type = TYPE_EXYNOS4210,
    - .devphy_en_mask = EXYNOS_USBPHY_ENABLE,
    - .hostphy_en_mask = EXYNOS_USBPHY_ENABLE,
    - .rate_to_clksel = samsung_usbphy_rate_to_clksel_64xx,
    - .set_isolation = samsung_usbphy_set_isolation_4210,
    - .phy_enable = samsung_usb2phy_enable,
    - .phy_disable = samsung_usb2phy_disable,
    -};
    -
    -static const struct samsung_usbphy_drvdata usb2phy_exynos4x12 = {
    - .cpu_type = TYPE_EXYNOS4X12,
    - .devphy_en_mask = EXYNOS_USBPHY_ENABLE,
    - .hostphy_en_mask = EXYNOS_USBPHY_ENABLE,
    - .rate_to_clksel = samsung_usbphy_rate_to_clksel_4x12,
    - .set_isolation = samsung_usbphy_set_isolation_4210,
    - .phy_enable = samsung_usb2phy_enable,
    - .phy_disable = samsung_usb2phy_disable,
    -};
    -
    -static struct samsung_usbphy_drvdata usb2phy_exynos5 = {
    - .cpu_type = TYPE_EXYNOS5250,
    - .hostphy_en_mask = EXYNOS_USBPHY_ENABLE,
    - .hostphy_reg_offset = EXYNOS_USBHOST_PHY_CTRL_OFFSET,
    - .rate_to_clksel = samsung_usbphy_rate_to_clksel_4x12,
    - .set_isolation = samsung_usbphy_set_isolation_4210,
    - .phy_enable = samsung_exynos5_usb2phy_enable,
    - .phy_disable = samsung_exynos5_usb2phy_disable,
    -};
    -
    -#ifdef CONFIG_OF
    -static const struct of_device_id samsung_usbphy_dt_match[] = {
    - {
    - .compatible = "samsung,s3c64xx-usb2phy",
    - .data = &usb2phy_s3c64xx,
    - }, {
    - .compatible = "samsung,exynos4210-usb2phy",
    - .data = &usb2phy_exynos4,
    - }, {
    - .compatible = "samsung,exynos4x12-usb2phy",
    - .data = &usb2phy_exynos4x12,
    - }, {
    - .compatible = "samsung,exynos5250-usb2phy",
    - .data = &usb2phy_exynos5
    - },
    - {},
    -};
    -MODULE_DEVICE_TABLE(of, samsung_usbphy_dt_match);
    -#endif
    -
    -static struct platform_device_id samsung_usbphy_driver_ids[] = {
    - {
    - .name = "s3c64xx-usb2phy",
    - .driver_data = (unsigned long)&usb2phy_s3c64xx,
    - }, {
    - .name = "exynos4210-usb2phy",
    - .driver_data = (unsigned long)&usb2phy_exynos4,
    - }, {
    - .name = "exynos4x12-usb2phy",
    - .driver_data = (unsigned long)&usb2phy_exynos4x12,
    - }, {
    - .name = "exynos5250-usb2phy",
    - .driver_data = (unsigned long)&usb2phy_exynos5,
    - },
    - {},
    -};
    -
    -MODULE_DEVICE_TABLE(platform, samsung_usbphy_driver_ids);
    -
    -static struct platform_driver samsung_usb2phy_driver = {
    - .probe = samsung_usb2phy_probe,
    - .remove = samsung_usb2phy_remove,
    - .id_table = samsung_usbphy_driver_ids,
    - .driver = {
    - .name = "samsung-usb2phy",
    - .owner = THIS_MODULE,
    - .of_match_table = of_match_ptr(samsung_usbphy_dt_match),
    - },
    -};
    -
    -module_platform_driver(samsung_usb2phy_driver);
    -
    -MODULE_DESCRIPTION("Samsung USB 2.0 phy controller");
    -MODULE_AUTHOR("Praveen Paneri <p.paneri@samsung.com>");
    -MODULE_LICENSE("GPL");
    -MODULE_ALIAS("platform:samsung-usb2phy");
    --
    1.8.2.3


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