--- /dev/null
+/*
+ * OMAP EHCI port support
+ * Based on LINUX KERNEL
+ * drivers/usb/host/ehci-omap.c and drivers/mfd/omap-usb-host.c
+ *
+ * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com*
+ * Author: Govindraj R <govindraj.raja@ti.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 of
+ * the License 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _OMAP_COMMON_EHCI_H_
+#define _OMAP_COMMON_EHCI_H_
+
+enum usbhs_omap_port_mode {
+ OMAP_USBHS_PORT_MODE_UNUSED,
+ OMAP_EHCI_PORT_MODE_PHY,
+ OMAP_EHCI_PORT_MODE_TLL,
+ OMAP_EHCI_PORT_MODE_HSIC,
+};
+
+#ifdef CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS
+#define OMAP_HS_USB_PORTS CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS
+#else
+#define OMAP_HS_USB_PORTS 3
+#endif
+
+#define is_ehci_phy_mode(x) ((x) == OMAP_EHCI_PORT_MODE_PHY)
+#define is_ehci_tll_mode(x) ((x) == OMAP_EHCI_PORT_MODE_TLL)
+#define is_ehci_hsic_mode(x) ((x) == OMAP_EHCI_PORT_MODE_HSIC)
+
+/* Values of UHH_REVISION - Note: these are not given in the TRM */
+#define OMAP_USBHS_REV1 0x00000010 /* OMAP3 */
+#define OMAP_USBHS_REV2 0x50700100 /* OMAP4 */
+#define OMAP_USBHS_REV2_1 0x50700101 /* OMAP5 */
+
+/* UHH Register Set */
+#define OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN (1 << 2)
+#define OMAP_UHH_HOSTCONFIG_INCR8_BURST_EN (1 << 3)
+#define OMAP_UHH_HOSTCONFIG_INCR16_BURST_EN (1 << 4)
+#define OMAP_UHH_HOSTCONFIG_INCRX_ALIGN_EN (1 << 5)
+
+#define OMAP_UHH_HOSTCONFIG_ULPI_P1_BYPASS 1
+#define OMAP_UHH_HOSTCONFIG_ULPI_P2_BYPASS (1 << 11)
+#define OMAP_UHH_HOSTCONFIG_ULPI_P3_BYPASS (1 << 12)
+#define OMAP4_UHH_HOSTCONFIG_APP_START_CLK (1 << 31)
+
+#define OMAP_P1_MODE_CLEAR (3 << 16)
+#define OMAP_P1_MODE_TLL (1 << 16)
+#define OMAP_P1_MODE_HSIC (3 << 16)
+#define OMAP_P2_MODE_CLEAR (3 << 18)
+#define OMAP_P2_MODE_TLL (1 << 18)
+#define OMAP_P2_MODE_HSIC (3 << 18)
+#define OMAP_P3_MODE_CLEAR (3 << 20)
+#define OMAP_P3_MODE_HSIC (3 << 20)
+
+/* EHCI Register Set */
+#define EHCI_INSNREG04_DISABLE_UNSUSPEND (1 << 5)
+#define EHCI_INSNREG05_ULPI_CONTROL_SHIFT 31
+#define EHCI_INSNREG05_ULPI_PORTSEL_SHIFT 24
+#define EHCI_INSNREG05_ULPI_OPSEL_SHIFT 22
+#define EHCI_INSNREG05_ULPI_REGADD_SHIFT 16
+
+#define OMAP_REV1_TLL_CHANNEL_COUNT 3
+#define OMAP_REV2_TLL_CHANNEL_COUNT 2
+
+/* TLL Register Set */
+#define OMAP_TLL_CHANNEL_CONF(num) (0x004 * num)
+#define OMAP_TLL_CHANNEL_CONF_DRVVBUS (1 << 16)
+#define OMAP_TLL_CHANNEL_CONF_CHRGVBUS (1 << 15)
+#define OMAP_TLL_CHANNEL_CONF_ULPINOBITSTUFF (1 << 11)
+#define OMAP_TLL_CHANNEL_CONF_CHANMODE_TRANSPARENT_UTMI (2 << 1)
+#define OMAP_TLL_CHANNEL_CONF_CHANEN 1
+
+struct omap_usbhs_board_data {
+ enum usbhs_omap_port_mode port_mode[OMAP_HS_USB_PORTS];
+};
+
+struct omap_usbtll {
+ u32 rev; /* 0x00 */
+ u32 hwinfo; /* 0x04 */
+ u8 reserved1[0x8];
+ u32 sysc; /* 0x10 */
+ u32 syss; /* 0x14 */
+ u32 irqst; /* 0x18 */
+ u32 irqen; /* 0x1c */
+ u8 reserved2[0x10];
+ u32 shared_conf; /* 0x30 */
+ u8 reserved3[0xc];
+ u32 channel_conf; /* 0x40 */
+};
+
+struct omap_uhh {
+ u32 rev; /* 0x00 */
+ u32 hwinfo; /* 0x04 */
+ u8 reserved1[0x8];
+ u32 sysc; /* 0x10 */
+ u32 syss; /* 0x14 */
+ u8 reserved2[0x28];
+ u32 hostconfig; /* 0x40 */
+ u32 debugcsr; /* 0x44 */
+};
+
+struct omap_ehci {
+ u32 hccapbase; /* 0x00 */
+ u32 hcsparams; /* 0x04 */
+ u32 hccparams; /* 0x08 */
+ u8 reserved1[0x04];
+ u32 usbcmd; /* 0x10 */
+ u32 usbsts; /* 0x14 */
+ u32 usbintr; /* 0x18 */
+ u32 frindex; /* 0x1c */
+ u32 ctrldssegment; /* 0x20 */
+ u32 periodiclistbase; /* 0x24 */
+ u32 asysnclistaddr; /* 0x28 */
+ u8 reserved2[0x24];
+ u32 configflag; /* 0x50 */
+ u32 portsc_i; /* 0x54 */
+ u8 reserved3[0x38];
+ u32 insreg00; /* 0x90 */
+ u32 insreg01; /* 0x94 */
+ u32 insreg02; /* 0x98 */
+ u32 insreg03; /* 0x9c */
+ u32 insreg04; /* 0xa0 */
+ u32 insreg05_utmi_ulpi; /* 0xa4 */
+ u32 insreg06; /* 0xa8 */
+ u32 insreg07; /* 0xac */
+ u32 insreg08; /* 0xb0 */
+};
+
+/*
+ * FIXME: forward declaration of this structs needed because omap got the
+ * ehci implementation backwards. move out ehci_hcd_x from board files
+ */
+struct ehci_hccr;
+struct ehci_hcor;
+
+int omap_ehci_hcd_init(int index, struct omap_usbhs_board_data *usbhs_pdata,
+ struct ehci_hccr **hccr, struct ehci_hcor **hcor);
+int omap_ehci_hcd_stop(void);
+
+#endif /* _OMAP_COMMON_EHCI_H_ */
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