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/*
* Copyright (c) 2005, 2009 Freescale Semiconductor, Inc
* Copyright (c) 2005 MontaVista Software
* Copyright (c) 2008 Excito Elektronik i Sk=E5ne AB
*
* 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.
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _EHCI_FSL_H
#define _EHCI_FSL_H
#include <asm/processor.h>
/* Global offsets */
#define FSL_SKIP_PCI 0x100
/* offsets for the non-ehci registers in the FSL SOC USB controller */
#define FSL_SOC_USB_ULPIVP 0x170
#define FSL_SOC_USB_PORTSC1 0x184
#define PORT_PTS_MSK (3 << 30)
#define PORT_PTS_UTMI (0 << 30)
#define PORT_PTS_ULPI (2 << 30)
#define PORT_PTS_SERIAL (3 << 30)
#define PORT_PTS_PTW (1 << 28)
#define PORT_PFSC (1 << 24) /* Defined on Page 39-44 of the mpc5151 ERM */
#define PORT_PTS_PHCD (1 << 23)
#define PORT_PP (1 << 12)
#define PORT_PR (1 << 8)
/* USBMODE Register bits */
#define CM_IDLE (0 << 0)
#define CM_RESERVED (1 << 0)
#define CM_DEVICE (2 << 0)
#define CM_HOST (3 << 0)
#define ES_BE (1 << 2) /* Big Endian Select, default is LE */
#define USBMODE_RESERVED_2 (0 << 2)
#define SLOM (1 << 3)
#define SDIS (1 << 4)
/* CONTROL Register bits */
#define ULPI_INT_EN (1 << 0)
#define WU_INT_EN (1 << 1)
#define USB_EN (1 << 2)
#define LSF_EN (1 << 3)
#define KEEP_OTG_ON (1 << 4)
#define OTG_PORT (1 << 5)
#define REFSEL_12MHZ (0 << 6)
#define REFSEL_16MHZ (1 << 6)
#define REFSEL_48MHZ (2 << 6)
#define PLL_RESET (1 << 8)
#define UTMI_PHY_EN (1 << 9)
#define PHY_CLK_SEL_UTMI (0 << 10)
#define PHY_CLK_SEL_ULPI (1 << 10)
#define CLKIN_SEL_USB_CLK (0 << 11)
#define CLKIN_SEL_USB_CLK2 (1 << 11)
#define CLKIN_SEL_SYS_CLK (2 << 11)
#define CLKIN_SEL_SYS_CLK2 (3 << 11)
#define RESERVED_18 (0 << 13)
#define RESERVED_17 (0 << 14)
#define RESERVED_16 (0 << 15)
#define WU_INT (1 << 16)
#define PHY_CLK_VALID (1 << 17)
#define FSL_SOC_USB_PORTSC2 0x188
/* OTG Status Control Register bits */
#define FSL_SOC_USB_OTGSC 0x1a4
#define CTRL_VBUS_DISCHARGE (0x1<<0)
#define CTRL_VBUS_CHARGE (0x1<<1)
#define CTRL_OTG_TERMINATION (0x1<<3)
#define CTRL_DATA_PULSING (0x1<<4)
#define CTRL_ID_PULL_EN (0x1<<5)
#define HA_DATA_PULSE (0x1<<6)
#define HA_BA (0x1<<7)
#define STS_USB_ID (0x1<<8)
#define STS_A_VBUS_VALID (0x1<<9)
#define STS_A_SESSION_VALID (0x1<<10)
#define STS_B_SESSION_VALID (0x1<<11)
#define STS_B_SESSION_END (0x1<<12)
#define STS_1MS_TOGGLE (0x1<<13)
#define STS_DATA_PULSING (0x1<<14)
#define INTSTS_USB_ID (0x1<<16)
#define INTSTS_A_VBUS_VALID (0x1<<17)
#define INTSTS_A_SESSION_VALID (0x1<<18)
#define INTSTS_B_SESSION_VALID (0x1<<19)
#define INTSTS_B_SESSION_END (0x1<<20)
#define INTSTS_1MS (0x1<<21)
#define INTSTS_DATA_PULSING (0x1<<22)
#define INTR_USB_ID_EN (0x1<<24)
#define INTR_A_VBUS_VALID_EN (0x1<<25)
#define INTR_A_SESSION_VALID_EN (0x1<<26)
#define INTR_B_SESSION_VALID_EN (0x1<<27)
#define INTR_B_SESSION_END_EN (0x1<<28)
#define INTR_1MS_TIMER_EN (0x1<<29)
#define INTR_DATA_PULSING_EN (0x1<<30)
#define INTSTS_MASK (0x00ff0000)
/* USBCMD Bits of interest */
#define EHCI_FSL_USBCMD_RST (1 << 1)
#define EHCI_FSL_USBCMD_RS (1 << 0)
#define INTERRUPT_ENABLE_BITS_MASK \
(INTR_USB_ID_EN | \
INTR_1MS_TIMER_EN | \
INTR_A_VBUS_VALID_EN | \
INTR_A_SESSION_VALID_EN | \
INTR_B_SESSION_VALID_EN | \
INTR_B_SESSION_END_EN | \
INTR_DATA_PULSING_EN)
#define INTERRUPT_STATUS_BITS_MASK \
(INTSTS_USB_ID | \
INTR_1MS_TIMER_EN | \
INTSTS_A_VBUS_VALID | \
INTSTS_A_SESSION_VALID | \
INTSTS_B_SESSION_VALID | \
INTSTS_B_SESSION_END | \
INTSTS_DATA_PULSING)
#define FSL_SOC_USB_USBMODE 0x1a8
#define USBGENCTRL 0x200 /* NOTE: big endian */
#define GC_WU_INT_CLR (1 << 5) /* Wakeup int clear */
#define GC_ULPI_SEL (1 << 4) /* ULPI i/f select (usb0 only)*/
#define GC_PPP (1 << 3) /* Port Power Polarity */
#define GC_PFP (1 << 2) /* Power Fault Polarity */
#define GC_WU_ULPI_EN (1 << 1) /* Wakeup on ULPI event */
#define GC_WU_IE (1 << 1) /* Wakeup interrupt enable */
#define ISIPHYCTRL 0x204 /* NOTE: big endian */
#define PHYCTRL_PHYE (1 << 4) /* On-chip UTMI PHY enable */
#define PHYCTRL_BSENH (1 << 3) /* Bit Stuff Enable High */
#define PHYCTRL_BSEN (1 << 2) /* Bit Stuff Enable */
#define PHYCTRL_LSFE (1 << 1) /* Line State Filter Enable */
#define PHYCTRL_PXE (1 << 0) /* PHY oscillator enable */
#define FSL_SOC_USB_SNOOP1 0x400 /* NOTE: big-endian */
#define FSL_SOC_USB_SNOOP2 0x404 /* NOTE: big-endian */
#define FSL_SOC_USB_AGECNTTHRSH 0x408 /* NOTE: big-endian */
#define FSL_SOC_USB_PRICTRL 0x40c /* NOTE: big-endian */
#define FSL_SOC_USB_SICTRL 0x410 /* NOTE: big-endian */
#define FSL_SOC_USB_CTRL 0x500 /* NOTE: big-endian */
#define SNOOP_SIZE_2GB 0x1e
/* System Clock Control Register */
#define MPC83XX_SCCR_USB_MASK 0x00f00000
#define MPC83XX_SCCR_USB_DRCM_11 0x00300000
#define MPC83XX_SCCR_USB_DRCM_01 0x00100000
#define MPC83XX_SCCR_USB_DRCM_10 0x00200000
#if defined(CONFIG_MPC83xx)
#define CONFIG_SYS_FSL_USB_ADDR CONFIG_SYS_MPC83xx_USB_ADDR
#elif defined(CONFIG_MPC85xx)
#define CONFIG_SYS_FSL_USB_ADDR CONFIG_SYS_MPC85xx_USB_ADDR
#elif defined(CONFIG_MPC512X)
#define CONFIG_SYS_FSL_USB_ADDR CONFIG_SYS_MPC512x_USB_ADDR
#endif
/*
* USB Registers
*/
struct usb_ehci {
u32 id; /* 0x000 - Identification register */
u32 hwgeneral; /* 0x004 - General hardware parameters */
u32 hwhost; /* 0x008 - Host hardware parameters */
u32 hwdevice; /* 0x00C - Device hardware parameters */
u32 hwtxbuf; /* 0x010 - TX buffer hardware parameters */
u32 hwrxbuf; /* 0x014 - RX buffer hardware parameters */
u8 res1[0x68];
u32 gptimer0_ld; /* 0x080 - General Purpose Timer 0 load value */
u32 gptimer0_ctrl; /* 0x084 - General Purpose Timer 0 control */
u32 gptimer1_ld; /* 0x088 - General Purpose Timer 1 load value */
u32 gptimer1_ctrl; /* 0x08C - General Purpose Timer 1 control */
u32 sbuscfg; /* 0x090 - System Bus Interface Control */
u8 res2[0x6C];
u8 caplength; /* 0x100 - Capability Register Length */
u8 res3[0x1];
u16 hciversion; /* 0x102 - Host Interface Version */
u32 hcsparams; /* 0x104 - Host Structural Parameters */
u32 hccparams; /* 0x108 - Host Capability Parameters */
u8 res4[0x14];
u32 dciversion; /* 0x120 - Device Interface Version */
u32 dciparams; /* 0x124 - Device Controller Params */
u8 res5[0x18];
u32 usbcmd; /* 0x140 - USB Command */
u32 usbsts; /* 0x144 - USB Status */
u32 usbintr; /* 0x148 - USB Interrupt Enable */
u32 frindex; /* 0x14C - USB Frame Index */
u8 res6[0x4];
u32 perlistbase; /* 0x154 - Periodic List Base
- USB Device Address */
u32 ep_list_addr; /* 0x158 - Next Asynchronous List
- End Point Address */
u8 res7[0x4];
u32 burstsize; /* 0x160 - Programmable Burst Size */
#define FSL_EHCI_TXPBURST(X) ((X) << 8)
#define FSL_EHCI_RXPBURST(X) (X)
u32 txfilltuning; /* 0x164 - Host TT Transmit
pre-buffer packet tuning */
u8 res8[0x8];
u32 ulpi_viewpoint; /* 0x170 - ULPI Reister Access */
u8 res9[0xc];
u32 config_flag; /* 0x180 - Configured Flag Register */
u32 portsc; /* 0x184 - Port status/control */
u8 res10[0x1C];
u32 otgsc; /* 0x1a4 - Oo-The-Go status and control */
u32 usbmode; /* 0x1a8 - USB Device Mode */
u32 epsetupstat; /* 0x1ac - End Point Setup Status */
u32 epprime; /* 0x1b0 - End Point Init Status */
u32 epflush; /* 0x1b4 - End Point De-initlialize */
u32 epstatus; /* 0x1b8 - End Point Status */
u32 epcomplete; /* 0x1bc - End Point Complete */
u32 epctrl0; /* 0x1c0 - End Point Control 0 */
u32 epctrl1; /* 0x1c4 - End Point Control 1 */
u32 epctrl2; /* 0x1c8 - End Point Control 2 */
u32 epctrl3; /* 0x1cc - End Point Control 3 */
u32 epctrl4; /* 0x1d0 - End Point Control 4 */
u32 epctrl5; /* 0x1d4 - End Point Control 5 */
u8 res11[0x28];
u32 usbgenctrl; /* 0x200 - USB General Control */
u32 isiphyctrl; /* 0x204 - On-Chip PHY Control */
u8 res12[0x1F8];
u32 snoop1; /* 0x400 - Snoop 1 */
u32 snoop2; /* 0x404 - Snoop 2 */
u32 age_cnt_limit; /* 0x408 - Age Count Threshold */
u32 prictrl; /* 0x40c - Priority Control */
u32 sictrl; /* 0x410 - System Interface Control */
u8 res13[0xEC];
u32 control; /* 0x500 - Control */
u8 res14[0xafc];
};
/*
* For MXC SOCs
*/
#define MXC_EHCI_POWER_PINS_ENABLED (1 << 5)
#define MXC_EHCI_TTL_ENABLED (1 << 6)
#define MXC_EHCI_INTERNAL_PHY (1 << 7)
/* Board-specific initialization */
int board_ehci_hcd_init(int port);
/* CPU-specific abstracted-out IOMUX init */
#ifdef CONFIG_MX51
void setup_iomux_usb_h1(void);
void setup_iomux_usb_h2(void);
#endif
#endif /* _EHCI_FSL_H */
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