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Diffstat (limited to 'include/usb/ehci-ci.h')
| -rw-r--r-- | include/usb/ehci-ci.h | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/include/usb/ehci-ci.h b/include/usb/ehci-ci.h new file mode 100644 index 0000000..725aec5 --- /dev/null +++ b/include/usb/ehci-ci.h @@ -0,0 +1,288 @@ +/* + * Copyright (c) 2005, 2009 Freescale Semiconductor, Inc + * Copyright (c) 2005 MontaVista Software + * Copyright (c) 2008 Excito Elektronik i Sk=E5ne AB + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _EHCI_CI_H +#define _EHCI_CI_H + +#include <asm/processor.h> + +#define CONTROL_REGISTER_W1C_MASK 0x00020000 /* W1C: PHY_CLK_VALID */ + +/* 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_USB1_ADDR CONFIG_SYS_MPC83xx_USB1_ADDR +#if defined(CONFIG_MPC834x) +#define CONFIG_SYS_FSL_USB2_ADDR CONFIG_SYS_MPC83xx_USB2_ADDR +#else +#define CONFIG_SYS_FSL_USB2_ADDR 0 +#endif +#elif defined(CONFIG_MPC85xx) +#define CONFIG_SYS_FSL_USB1_ADDR CONFIG_SYS_MPC85xx_USB1_ADDR +#define CONFIG_SYS_FSL_USB2_ADDR CONFIG_SYS_MPC85xx_USB2_ADDR +#elif defined(CONFIG_MPC512X) +#define CONFIG_SYS_FSL_USB1_ADDR CONFIG_SYS_MPC512x_USB1_ADDR +#define CONFIG_SYS_FSL_USB2_ADDR 0 +#elif defined(CONFIG_LS102XA) +#define CONFIG_SYS_FSL_USB1_ADDR CONFIG_SYS_LS102XA_USB1_ADDR +#define CONFIG_SYS_FSL_USB2_ADDR 0 +#endif + +/* + * Increasing TX FIFO threshold value from 2 to 4 decreases + * data burst rate with which data packets are posted from the TX + * latency FIFO to compensate for latencies in DDR pipeline during DMA + */ +#define TXFIFOTHRESH 4 + +/* + * 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 + */ + +/* values for portsc field */ +#define MXC_EHCI_PHY_LOW_POWER_SUSPEND (1 << 23) +#define MXC_EHCI_FORCE_FS (1 << 24) +#define MXC_EHCI_UTMI_8BIT (0 << 28) +#define MXC_EHCI_UTMI_16BIT (1 << 28) +#define MXC_EHCI_SERIAL (1 << 29) +#define MXC_EHCI_MODE_UTMI (0 << 30) +#define MXC_EHCI_MODE_PHILIPS (1 << 30) +#define MXC_EHCI_MODE_ULPI (2 << 30) +#define MXC_EHCI_MODE_SERIAL (3 << 30) + +/* values for flags field */ +#define MXC_EHCI_INTERFACE_DIFF_UNI (0 << 0) +#define MXC_EHCI_INTERFACE_DIFF_BI (1 << 0) +#define MXC_EHCI_INTERFACE_SINGLE_UNI (2 << 0) +#define MXC_EHCI_INTERFACE_SINGLE_BI (3 << 0) +#define MXC_EHCI_INTERFACE_MASK (0xf) + +#define MXC_EHCI_POWER_PINS_ENABLED (1 << 5) +#define MXC_EHCI_PWR_PIN_ACTIVE_HIGH (1 << 6) +#define MXC_EHCI_OC_PIN_ACTIVE_LOW (1 << 7) +#define MXC_EHCI_TTL_ENABLED (1 << 8) + +#define MXC_EHCI_INTERNAL_PHY (1 << 9) +#define MXC_EHCI_IPPUE_DOWN (1 << 10) +#define MXC_EHCI_IPPUE_UP (1 << 11) + +int usb_phy_mode(int port); +/* Board-specific initialization */ +int board_ehci_hcd_init(int port); +int board_usb_phy_mode(int port); + +#endif /* _EHCI_CI_H */ |