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/*
* omap_control_phy.h - Header file for the PHY part of control module.
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Author: Kishon Vijay Abraham I <kishon@ti.com>
*
* 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.
*
*/
#ifndef __OMAP_CONTROL_PHY_H__
#define __OMAP_CONTROL_PHY_H__
enum omap_control_phy_type {
OMAP_CTRL_TYPE_OTGHS = 1, /* Mailbox OTGHS_CONTROL */
OMAP_CTRL_TYPE_USB2, /* USB2_PHY, power down in CONTROL_DEV_CONF */
OMAP_CTRL_TYPE_PIPE3, /* PIPE3 PHY, DPLL & seperate Rx/Tx power */
OMAP_CTRL_TYPE_PCIE, /* RX TX control of ACSPCIE */
OMAP_CTRL_TYPE_DRA7USB2, /* USB2 PHY, power and power_aux e.g. DRA7 */
OMAP_CTRL_TYPE_AM437USB2, /* USB2 PHY, power e.g. AM437x */
};
struct omap_control_phy {
struct device *dev;
u32 __iomem *otghs_control;
u32 __iomem *power;
u32 __iomem *power_aux;
u32 __iomem *pcie_pcs;
struct clk *sys_clk;
enum omap_control_phy_type type;
};
enum omap_control_usb_mode {
USB_MODE_UNDEFINED = 0,
USB_MODE_HOST,
USB_MODE_DEVICE,
USB_MODE_DISCONNECT,
};
#define OMAP_CTRL_DEV_PHY_PD BIT(0)
#define OMAP_CTRL_DEV_AVALID BIT(0)
#define OMAP_CTRL_DEV_BVALID BIT(1)
#define OMAP_CTRL_DEV_VBUSVALID BIT(2)
#define OMAP_CTRL_DEV_SESSEND BIT(3)
#define OMAP_CTRL_DEV_IDDIG BIT(4)
#define OMAP_CTRL_PIPE3_PHY_PWRCTL_CLK_CMD_MASK 0x003FC000
#define OMAP_CTRL_PIPE3_PHY_PWRCTL_CLK_CMD_SHIFT 0xE
#define OMAP_CTRL_PIPE3_PHY_PWRCTL_CLK_FREQ_MASK 0xFFC00000
#define OMAP_CTRL_PIPE3_PHY_PWRCTL_CLK_FREQ_SHIFT 0x16
#define OMAP_CTRL_PIPE3_PHY_TX_RX_POWERON 0x3
#define OMAP_CTRL_PIPE3_PHY_TX_RX_POWEROFF 0x0
#define OMAP_CTRL_PCIE_PCS_MASK 0xff
#define OMAP_CTRL_PCIE_PCS_DELAY_COUNT_SHIFT 16
#define OMAP_CTRL_USB2_PHY_PD BIT(28)
#define AM437X_CTRL_USB2_PHY_PD BIT(0)
#define AM437X_CTRL_USB2_OTG_PD BIT(1)
#define AM437X_CTRL_USB2_OTGVDET_EN BIT(19)
#define AM437X_CTRL_USB2_OTGSESSEND_EN BIT(20)
#if IS_ENABLED(CONFIG_OMAP_CONTROL_PHY)
void omap_control_phy_power(struct device *dev, int on);
void omap_control_usb_set_mode(struct device *dev,
enum omap_control_usb_mode mode);
void omap_control_pcie_pcs(struct device *dev, u8 delay);
#else
static inline void omap_control_phy_power(struct device *dev, int on)
{
}
static inline void omap_control_usb_set_mode(struct device *dev,
enum omap_control_usb_mode mode)
{
}
static inline void omap_control_pcie_pcs(struct device *dev, u8 delay)
{
}
#endif
#endif /* __OMAP_CONTROL_PHY_H__ */
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