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SubjectRe: [PATCH v4 7/9] phy: Add Exynos 5250 support to the Exynos USB 2.0 PHY driver
On Friday 06 December 2013 04:02 PM, Kamil Debski wrote:
> Add support for Exynos 5250. This driver is to replace the old
> USB 2.0 PHY driver.
>
> Signed-off-by: Kamil Debski <k.debski@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
> ---
> .../devicetree/bindings/phy/samsung-usbphy.txt | 1 +
> drivers/phy/Kconfig | 8 +
> drivers/phy/Makefile | 1 +
> drivers/phy/phy-exynos5250-usb2.c | 363 ++++++++++++++++++++
> drivers/phy/phy-samsung-usb2.c | 6 +
> drivers/phy/phy-samsung-usb2.h | 1 +
> 6 files changed, 380 insertions(+)
> create mode 100644 drivers/phy/phy-exynos5250-usb2.c
>
> diff --git a/Documentation/devicetree/bindings/phy/samsung-usbphy.txt b/Documentation/devicetree/bindings/phy/samsung-usbphy.txt
> index 77a8e9c..94096fc 100644
> --- a/Documentation/devicetree/bindings/phy/samsung-usbphy.txt
> +++ b/Documentation/devicetree/bindings/phy/samsung-usbphy.txt
> @@ -6,6 +6,7 @@ Required properties:
> - "samsung,s5pv210-usb2-phy"
> - "samsung,exynos4210-usb2-phy"
> - "samsung,exynos4212-usb2-phy"
> + - "samsung,exynos5250-usb2-phy"
> - reg : a list of registers used by phy driver
> - first and obligatory is the location of phy modules registers
> - samsung,sysreg-phandle - handle to syscon used to control the system registers
> diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig
> index 2e433cd..74e9064 100644
> --- a/drivers/phy/Kconfig
> +++ b/drivers/phy/Kconfig
> @@ -78,4 +78,12 @@ config PHY_EXYNOS4212_USB2
> depends on (SOC_EXYNOS4212 || SOC_EXYNOS4412)
> help
> Enable USB PHY support for Exynos 4212
> +
> +config PHY_EXYNOS5250_USB2
> + bool "Support for Exynos 5250"
> + depends on PHY_SAMSUNG_USB2
> + depends on SOC_EXYNOS5250
> + help
> + Enable USB PHY support for Exynos 5250

My comments for the previous patch is applicable here too..

Thanks
Kishon

> +
> endmenu
> diff --git a/drivers/phy/Makefile b/drivers/phy/Makefile
> index fefc6c2..33c3ac1 100644
> --- a/drivers/phy/Makefile
> +++ b/drivers/phy/Makefile
> @@ -11,3 +11,4 @@ obj-$(CONFIG_PHY_SAMSUNG_USB2) += phy-samsung-usb2.o
> obj-$(CONFIG_PHY_S5PV210_USB2) += phy-s5pv210-usb2.o
> obj-$(CONFIG_PHY_EXYNOS4210_USB2) += phy-exynos4210-usb2.o
> obj-$(CONFIG_PHY_EXYNOS4212_USB2) += phy-exynos4212-usb2.o
> +obj-$(CONFIG_PHY_EXYNOS5250_USB2) += phy-exynos5250-usb2.o
> diff --git a/drivers/phy/phy-exynos5250-usb2.c b/drivers/phy/phy-exynos5250-usb2.c
> new file mode 100644
> index 0000000..7aeebc8
> --- /dev/null
> +++ b/drivers/phy/phy-exynos5250-usb2.c
> @@ -0,0 +1,363 @@
> +/*
> + * Samsung SoC USB 1.1/2.0 PHY driver - Exynos 5250 support
> + *
> + * Copyright (C) 2013 Samsung Electronics Co., Ltd.
> + * Author: Kamil Debski <k.debski@samsung.com>
> + *
> + * 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.
> + */
> +
> +#include <linux/clk.h>
> +#include <linux/delay.h>
> +#include <linux/io.h>
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +#include <linux/of.h>
> +#include <linux/of_address.h>
> +#include <linux/phy/phy.h>
> +#include <linux/platform_device.h>
> +#include <linux/regmap.h>
> +#include <linux/spinlock.h>
> +#include "phy-samsung-usb2.h"
> +
> +/* Exynos USB PHY registers */
> +#define EXYNOS_5250_REFCLKSEL_CRYSTAL 0x0
> +#define EXYNOS_5250_REFCLKSEL_XO 0x1
> +#define EXYNOS_5250_REFCLKSEL_CLKCORE 0x2
> +
> +#define EXYNOS_5250_FSEL_9MHZ6 0x0
> +#define EXYNOS_5250_FSEL_10MHZ 0x1
> +#define EXYNOS_5250_FSEL_12MHZ 0x2
> +#define EXYNOS_5250_FSEL_19MHZ2 0x3
> +#define EXYNOS_5250_FSEL_20MHZ 0x4
> +#define EXYNOS_5250_FSEL_24MHZ 0x5
> +#define EXYNOS_5250_FSEL_50MHZ 0x7
> +
> +/* Normal host */
> +#define EXYNOS_5250_HOSTPHYCTRL0 0x0
> +
> +#define EXYNOS_5250_HOSTPHYCTRL0_PHYSWRSTALL (0x1 << 31)
> +#define EXYNOS_5250_HOSTPHYCTRL0_REFCLKSEL_SHIFT 19
> +#define EXYNOS_5250_HOSTPHYCTRL0_REFCLKSEL_MASK \
> + (0x3 << EXYNOS_5250_HOSTPHYCTRL0_REFCLKSEL_SHIFT)
> +#define EXYNOS_5250_HOSTPHYCTRL0_FSEL_SHIFT 16
> +#define EXYNOS_5250_HOSTPHYCTRL0_FSEL_MASK \
> + (0x7 << EXYNOS_5250_HOSTPHYCTRL0_FSEL_SHIFT)
> +#define EXYNOS_5250_HOSTPHYCTRL0_TESTBURNIN (0x1 << 11)
> +#define EXYNOS_5250_HOSTPHYCTRL0_RETENABLE (0x1 << 10)
> +#define EXYNOS_5250_HOSTPHYCTRL0_COMMON_ON_N (0x1 << 9)
> +#define EXYNOS_5250_HOSTPHYCTRL0_VATESTENB_MASK (0x3 << 7)
> +#define EXYNOS_5250_HOSTPHYCTRL0_VATESTENB_DUAL (0x0 << 7)
> +#define EXYNOS_5250_HOSTPHYCTRL0_VATESTENB_ID0 (0x1 << 7)
> +#define EXYNOS_5250_HOSTPHYCTRL0_VATESTENB_ANALOGTEST (0x2 << 7)
> +#define EXYNOS_5250_HOSTPHYCTRL0_SIDDQ (0x1 << 6)
> +#define EXYNOS_5250_HOSTPHYCTRL0_FORCESLEEP (0x1 << 5)
> +#define EXYNOS_5250_HOSTPHYCTRL0_FORCESUSPEND (0x1 << 4)
> +#define EXYNOS_5250_HOSTPHYCTRL0_WORDINTERFACE (0x1 << 3)
> +#define EXYNOS_5250_HOSTPHYCTRL0_UTMISWRST (0x1 << 2)
> +#define EXYNOS_5250_HOSTPHYCTRL0_LINKSWRST (0x1 << 1)
> +#define EXYNOS_5250_HOSTPHYCTRL0_PHYSWRST (0x1 << 0)
> +
> +/* HSIC0 & HSCI1 */
> +#define EXYNOS_5250_HOSTPHYCTRL1 0x10
> +#define EXYNOS_5250_HOSTPHYCTRL2 0x20
> +
> +#define EXYNOS_5250_HOSTPHYCTRLX_REFCLKSEL_MASK (0x3 << 23)
> +#define EXYNOS_5250_HOSTPHYCTRLX_REFCLKDIV_MASK (0x7f << 16)
> +#define EXYNOS_5250_HOSTPHYCTRLX_SIDDQ (0x1 << 6)
> +#define EXYNOS_5250_HOSTPHYCTRLX_FORCESLEEP (0x1 << 5)
> +#define EXYNOS_5250_HOSTPHYCTRLX_FORCESUSPEND (0x1 << 4)
> +#define EXYNOS_5250_HOSTPHYCTRLX_WORDINTERFACE (0x1 << 3)
> +#define EXYNOS_5250_HOSTPHYCTRLX_UTMISWRST (0x1 << 2)
> +#define EXYNOS_5250_HOSTPHYCTRLX_PHYSWRST (0x1 << 0)
> +
> +/* EHCI control */
> +#define EXYNOS_5250_HOSTEHCICTRL 0x30
> +#define EXYNOS_5250_HOSTEHCICTRL_ENAINCRXALIGN (0x1 << 29)
> +#define EXYNOS_5250_HOSTEHCICTRL_ENAINCR4 (0x1 << 28)
> +#define EXYNOS_5250_HOSTEHCICTRL_ENAINCR8 (0x1 << 27)
> +#define EXYNOS_5250_HOSTEHCICTRL_ENAINCR16 (0x1 << 26)
> +#define EXYNOS_5250_HOSTEHCICTRL_AUTOPPDONOVRCUREN (0x1 << 25)
> +#define EXYNOS_5250_HOSTEHCICTRL_FLADJVAL0_SHIFT 19
> +#define EXYNOS_5250_HOSTEHCICTRL_FLADJVAL0_MASK \
> + (0x3f << EXYNOS_5250_HOSTEHCICTRL_FLADJVAL0_SHIFT)
> +#define EXYNOS_5250_HOSTEHCICTRL_FLADJVAL1_SHIFT 13
> +#define EXYNOS_5250_HOSTEHCICTRL_FLADJVAL1_MASK \
> + (0x3f << EXYNOS_5250_HOSTEHCICTRL_FLADJVAL1_SHIFT)
> +#define EXYNOS_5250_HOSTEHCICTRL_FLADJVAL2_SHIFT 7
> +#define EXYNOS_5250_HOSTEHCICTRL_FLADJVAL0_MASK \
> + (0x3f << EXYNOS_5250_HOSTEHCICTRL_FLADJVAL0_SHIFT)
> +#define EXYNOS_5250_HOSTEHCICTRL_FLADJVALHOST_SHIFT 1
> +#define EXYNOS_5250_HOSTEHCICTRL_FLADJVALHOST_MASK \
> + (0x1 << EXYNOS_5250_HOSTEHCICTRL_FLADJVALHOST_SHIFT)
> +#define EXYNOS_5250_HOSTEHCICTRL_SIMULATIONMODE (0x1 << 0)
> +
> +/* OHCI control */
> +#define EXYNOS_5250_HOSTOHCICTRL 0x34
> +#define EXYNOS_5250_HOSTOHCICTRL_FRAMELENVAL_SHIFT 1
> +#define EXYNOS_5250_HOSTOHCICTRL_FRAMELENVAL_MASK \
> + (0x3ff << EXYNOS_5250_HOSTOHCICTRL_FRAMELENVAL_SHIFT)
> +#define EXYNOS_5250_HOSTOHCICTRL_FRAMELENVALEN (0x1 << 0)
> +
> +/* USBOTG */
> +#define EXYNOS_5250_USBOTGSYS 0x38
> +#define EXYNOS_5250_USBOTGSYS_PHYLINK_SW_RESET (0x1 << 14)
> +#define EXYNOS_5250_USBOTGSYS_LINK_SW_RST_UOTG (0x1 << 13)
> +#define EXYNOS_5250_USBOTGSYS_PHY_SW_RST (0x1 << 12)
> +#define EXYNOS_5250_USBOTGSYS_REFCLKSEL_SHIFT 9
> +#define EXYNOS_5250_USBOTGSYS_REFCLKSEL_MASK \
> + (0x3 << EXYNOS_5250_USBOTGSYS_REFCLKSEL_SHIFT)
> +#define EXYNOS_5250_USBOTGSYS_ID_PULLUP (0x1 << 8)
> +#define EXYNOS_5250_USBOTGSYS_COMMON_ON (0x1 << 7)
> +#define EXYNOS_5250_USBOTGSYS_FSEL_SHIFT 4
> +#define EXYNOS_5250_USBOTGSYS_FSEL_MASK \
> + (0x3 << EXYNOS_5250_USBOTGSYS_FSEL_SHIFT)
> +#define EXYNOS_5250_USBOTGSYS_FORCE_SLEEP (0x1 << 3)
> +#define EXYNOS_5250_USBOTGSYS_OTGDISABLE (0x1 << 2)
> +#define EXYNOS_5250_USBOTGSYS_SIDDQ_UOTG (0x1 << 1)
> +#define EXYNOS_5250_USBOTGSYS_FORCE_SUSPEND (0x1 << 0)
> +
> +/* Isolation, configured in the power management unit */
> +#define EXYNOS_5250_USB_ISOL_OTG_OFFSET 0x704
> +#define EXYNOS_5250_USB_ISOL_OTG (1 << 0)
> +#define EXYNOS_5250_USB_ISOL_HOST_OFFSET 0x708
> +#define EXYNOS_5250_USB_ISOL_HOST (1 << 0)
> +
> +/* Mode swtich register */
> +#define EXYNOS_5250_MODE_SWITCH_OFFSET 0x230
> +#define EXYNOS_5250_MODE_SWITCH_MASK 1
> +#define EXYNOS_5250_MODE_SWITCH_DEVICE 0
> +#define EXYNOS_5250_MODE_SWITCH_HOST 1
> +
> +enum exynos4x12_phy_id {
> + EXYNOS5250_DEVICE,
> + EXYNOS5250_HOST,
> + EXYNOS5250_HSIC0,
> + EXYNOS5250_HSIC1,
> + EXYNOS5250_NUM_PHYS,
> +};
> +
> +/*
> + * exynos5250_rate_to_clk() converts the supplied clock rate to the value that
> + * can be written to the phy register.
> + */
> +static int exynos5250_rate_to_clk(unsigned long rate, u32 *reg)
> +{
> + /* EXYNOS_5250_FSEL_MASK */
> +
> + switch (rate) {
> + case 9600 * KHZ:
> + *reg = EXYNOS_5250_FSEL_9MHZ6;
> + break;
> + case 10 * MHZ:
> + *reg = EXYNOS_5250_FSEL_10MHZ;
> + break;
> + case 12 * MHZ:
> + *reg = EXYNOS_5250_FSEL_12MHZ;
> + break;
> + case 19200 * KHZ:
> + *reg = EXYNOS_5250_FSEL_19MHZ2;
> + break;
> + case 20 * MHZ:
> + *reg = EXYNOS_5250_FSEL_20MHZ;
> + break;
> + case 24 * MHZ:
> + *reg = EXYNOS_5250_FSEL_24MHZ;
> + break;
> + case 50 * MHZ:
> + *reg = EXYNOS_5250_FSEL_50MHZ;
> + break;
> + default:
> + return -EINVAL;
> + }
> +
> + return 0;
> +}
> +
> +static void exynos5250_isol(struct samsung_usb2_phy_instance *inst, bool on)
> +{
> + struct samsung_usb2_phy_driver *drv = inst->drv;
> + u32 offset;
> + u32 mask;
> +
> + switch (inst->cfg->id) {
> + case EXYNOS5250_DEVICE:
> + offset = EXYNOS_5250_USB_ISOL_OTG_OFFSET;
> + mask = EXYNOS_5250_USB_ISOL_OTG;
> + break;
> + case EXYNOS5250_HOST:
> + offset = EXYNOS_5250_USB_ISOL_HOST_OFFSET;
> + mask = EXYNOS_5250_USB_ISOL_HOST;
> + break;
> + default:
> + return;
> + };
> +
> + regmap_update_bits(drv->reg_pmu, offset, mask, on ? 0 : mask);
> +}
> +
> +static void exynos5250_phy_pwr(struct samsung_usb2_phy_instance *inst, bool on)
> +{
> + struct samsung_usb2_phy_driver *drv = inst->drv;
> + u32 ctrl0;
> + u32 otg;
> + u32 ehci;
> + u32 ohci;
> +
> + switch (inst->cfg->id) {
> + case EXYNOS5250_DEVICE:
> + regmap_update_bits(drv->reg_sys,
> + EXYNOS_5250_MODE_SWITCH_OFFSET,
> + EXYNOS_5250_MODE_SWITCH_MASK,
> + EXYNOS_5250_MODE_SWITCH_DEVICE);
> +
> + /* OTG configuration */
> + otg = readl(drv->reg_phy + EXYNOS_5250_USBOTGSYS);
> + /* The clock */
> + otg &= ~EXYNOS_5250_USBOTGSYS_FSEL_MASK;
> + otg |= inst->clk_reg_val << EXYNOS_5250_USBOTGSYS_FSEL_SHIFT;
> + /* Reset */
> + otg &= ~(EXYNOS_5250_USBOTGSYS_FORCE_SUSPEND |
> + EXYNOS_5250_USBOTGSYS_FORCE_SLEEP |
> + EXYNOS_5250_USBOTGSYS_SIDDQ_UOTG);
> + otg |= EXYNOS_5250_USBOTGSYS_PHY_SW_RST |
> + EXYNOS_5250_USBOTGSYS_PHYLINK_SW_RESET |
> + EXYNOS_5250_USBOTGSYS_LINK_SW_RST_UOTG |
> + EXYNOS_5250_USBOTGSYS_OTGDISABLE;
> + /* Ref clock */
> + otg &= ~EXYNOS_5250_USBOTGSYS_REFCLKSEL_MASK;
> + otg |= EXYNOS_5250_REFCLKSEL_CLKCORE <<
> + EXYNOS_5250_USBOTGSYS_REFCLKSEL_SHIFT;
> + writel(otg, drv->reg_phy + EXYNOS_5250_USBOTGSYS);
> + udelay(100);
> + otg &= ~(EXYNOS_5250_USBOTGSYS_PHY_SW_RST |
> + EXYNOS_5250_USBOTGSYS_LINK_SW_RST_UOTG |
> + EXYNOS_5250_USBOTGSYS_PHYLINK_SW_RESET |
> + EXYNOS_5250_USBOTGSYS_OTGDISABLE);
> + writel(otg, drv->reg_phy + EXYNOS_5250_USBOTGSYS);
> +
> +
> + break;
> + case EXYNOS5250_HOST:
> + /* Host registers configuration */
> + ctrl0 = readl(drv->reg_phy + EXYNOS_5250_HOSTPHYCTRL0);
> + /* The clock */
> + ctrl0 &= ~EXYNOS_5250_HOSTPHYCTRL0_FSEL_MASK;
> + ctrl0 |= inst->clk_reg_val <<
> + EXYNOS_5250_HOSTPHYCTRL0_FSEL_SHIFT;
> +
> + /* Reset */
> + ctrl0 &= ~(EXYNOS_5250_HOSTPHYCTRL0_PHYSWRST |
> + EXYNOS_5250_HOSTPHYCTRL0_PHYSWRSTALL |
> + EXYNOS_5250_HOSTPHYCTRL0_SIDDQ |
> + EXYNOS_5250_HOSTPHYCTRL0_FORCESUSPEND |
> + EXYNOS_5250_HOSTPHYCTRL0_FORCESLEEP);
> + ctrl0 |= EXYNOS_5250_HOSTPHYCTRL0_LINKSWRST |
> + EXYNOS_5250_HOSTPHYCTRL0_UTMISWRST |
> + EXYNOS_5250_HOSTPHYCTRL0_COMMON_ON_N;
> + writel(ctrl0, drv->reg_phy + EXYNOS_5250_HOSTPHYCTRL0);
> + udelay(10);
> + ctrl0 &= ~(EXYNOS_5250_HOSTPHYCTRL0_LINKSWRST |
> + EXYNOS_5250_HOSTPHYCTRL0_UTMISWRST);
> + writel(ctrl0, drv->reg_phy + EXYNOS_5250_HOSTPHYCTRL0);
> +
> + /* OTG configuration */
> + otg = readl(drv->reg_phy + EXYNOS_5250_USBOTGSYS);
> + /* The clock */
> + otg &= ~EXYNOS_5250_USBOTGSYS_FSEL_MASK;
> + otg |= inst->clk_reg_val << EXYNOS_5250_USBOTGSYS_FSEL_SHIFT;
> + /* Reset */
> + otg &= ~(EXYNOS_5250_USBOTGSYS_FORCE_SUSPEND |
> + EXYNOS_5250_USBOTGSYS_FORCE_SLEEP |
> + EXYNOS_5250_USBOTGSYS_SIDDQ_UOTG);
> + otg |= EXYNOS_5250_USBOTGSYS_PHY_SW_RST |
> + EXYNOS_5250_USBOTGSYS_PHYLINK_SW_RESET |
> + EXYNOS_5250_USBOTGSYS_LINK_SW_RST_UOTG |
> + EXYNOS_5250_USBOTGSYS_OTGDISABLE;
> + /* Ref clock */
> + otg &= ~EXYNOS_5250_USBOTGSYS_REFCLKSEL_MASK;
> + otg |= EXYNOS_5250_REFCLKSEL_CLKCORE <<
> + EXYNOS_5250_USBOTGSYS_REFCLKSEL_SHIFT;
> + writel(otg, drv->reg_phy + EXYNOS_5250_USBOTGSYS);
> + udelay(10);
> + otg &= ~(EXYNOS_5250_USBOTGSYS_PHY_SW_RST |
> + EXYNOS_5250_USBOTGSYS_LINK_SW_RST_UOTG |
> + EXYNOS_5250_USBOTGSYS_PHYLINK_SW_RESET);
> +
> + /* Enable EHCI DMA burst */
> + ehci = readl(drv->reg_phy + EXYNOS_5250_HOSTEHCICTRL);
> + ehci |= EXYNOS_5250_HOSTEHCICTRL_ENAINCRXALIGN |
> + EXYNOS_5250_HOSTEHCICTRL_ENAINCR4 |
> + EXYNOS_5250_HOSTEHCICTRL_ENAINCR8 |
> + EXYNOS_5250_HOSTEHCICTRL_ENAINCR16;
> + writel(ehci, drv->reg_phy + EXYNOS_5250_HOSTEHCICTRL);
> +
> + /* OHCI settings */
> + ohci = readl(drv->reg_phy + EXYNOS_5250_HOSTOHCICTRL);
> + /* Following code is based on the old driver */
> + ohci |= 0x1 << 3;
> + writel(ohci, drv->reg_phy + EXYNOS_5250_HOSTOHCICTRL);
> +
> + break;
> + }
> +}
> +
> +static int exynos5250_power_on(struct samsung_usb2_phy_instance *inst)
> +{
> + inst->enabled = 1;
> + exynos5250_phy_pwr(inst, 1);
> + exynos5250_isol(inst, 0);
> +
> + return 0;
> +}
> +
> +static int exynos5250_power_off(struct samsung_usb2_phy_instance *inst)
> +{
> + inst->enabled = 0;
> + exynos5250_isol(inst, 1);
> + exynos5250_phy_pwr(inst, 0);
> +
> + return 0;
> +}
> +
> +
> +static const struct samsung_usb2_common_phy exynos5250_phys[] = {
> + {
> + .label = "device",
> + .id = EXYNOS5250_DEVICE,
> + .rate_to_clk = exynos5250_rate_to_clk,
> + .power_on = exynos5250_power_on,
> + .power_off = exynos5250_power_off,
> + },
> + {
> + .label = "host",
> + .id = EXYNOS5250_HOST,
> + .rate_to_clk = exynos5250_rate_to_clk,
> + .power_on = exynos5250_power_on,
> + .power_off = exynos5250_power_off,
> + },
> + {
> + .label = "hsic0",
> + .id = EXYNOS5250_HSIC0,
> + .rate_to_clk = exynos5250_rate_to_clk,
> + .power_on = exynos5250_power_on,
> + .power_off = exynos5250_power_off,
> + },
> + {
> + .label = "hsic1",
> + .id = EXYNOS5250_HSIC1,
> + .rate_to_clk = exynos5250_rate_to_clk,
> + .power_on = exynos5250_power_on,
> + .power_off = exynos5250_power_off,
> + },
> + {},
> +};
> +
> +const struct samsung_usb2_phy_config exynos5250_usb2_phy_config = {
> + .num_phys = EXYNOS5250_NUM_PHYS,
> + .phys = exynos5250_phys,
> + .has_mode_switch = 1,
> +};
> +
> diff --git a/drivers/phy/phy-samsung-usb2.c b/drivers/phy/phy-samsung-usb2.c
> index ef93fd3..d62e847 100644
> --- a/drivers/phy/phy-samsung-usb2.c
> +++ b/drivers/phy/phy-samsung-usb2.c
> @@ -116,6 +116,12 @@ static const struct of_device_id samsung_usb2_phy_of_match[] = {
> .data = &exynos4212_usb2_phy_config,
> },
> #endif
> +#ifdef CONFIG_PHY_EXYNOS5250_USB2
> + {
> + .compatible = "samsung,exynos5250-usb2-phy",
> + .data = &exynos5250_usb2_phy_config,
> + },
> +#endif
> { },
> };
>
> diff --git a/drivers/phy/phy-samsung-usb2.h b/drivers/phy/phy-samsung-usb2.h
> index 0f51dbb..0049e8a 100644
> --- a/drivers/phy/phy-samsung-usb2.h
> +++ b/drivers/phy/phy-samsung-usb2.h
> @@ -69,5 +69,6 @@ struct samsung_usb2_phy_config {
> extern const struct samsung_usb2_phy_config s5pv210_usb2_phy_config;
> extern const struct samsung_usb2_phy_config exynos4210_usb2_phy_config;
> extern const struct samsung_usb2_phy_config exynos4212_usb2_phy_config;
> +extern const struct samsung_usb2_phy_config exynos5250_usb2_phy_config;
> #endif
>
>



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