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/* SPDX-License-Identifier: GPL-2.0+ */
/* linux/arch/arm/plat-s3c/include/plat/regs-otg.h
*
* Copyright (C) 2004 Herbert Poetzl <herbert@13thfloor.at>
*
* Registers remapping:
* Lukasz Majewski <l.majewski@samsumg.com>
*/
#ifndef __ASM_ARCH_REGS_USB_OTG_HS_H
#define __ASM_ARCH_REGS_USB_OTG_HS_H
/* USB2.0 OTG Controller register */
struct dwc2_usbotg_phy {
u32 phypwr;
u32 phyclk;
u32 rstcon;
};
/* Device Logical IN Endpoint-Specific Registers */
struct dwc2_dev_in_endp {
u32 diepctl;
u8 res1[4];
u32 diepint;
u8 res2[4];
u32 dieptsiz;
u32 diepdma;
u8 res3[4];
u32 diepdmab;
};
/* Device Logical OUT Endpoint-Specific Registers */
struct dwc2_dev_out_endp {
u32 doepctl;
u8 res1[4];
u32 doepint;
u8 res2[4];
u32 doeptsiz;
u32 doepdma;
u8 res3[4];
u32 doepdmab;
};
struct ep_fifo {
u32 fifo;
u8 res[4092];
};
/* USB2.0 OTG Controller register */
struct dwc2_usbotg_reg {
/* Core Global Registers */
u32 gotgctl; /* OTG Control & Status */
u32 gotgint; /* OTG Interrupt */
u32 gahbcfg; /* Core AHB Configuration */
u32 gusbcfg; /* Core USB Configuration */
u32 grstctl; /* Core Reset */
u32 gintsts; /* Core Interrupt */
u32 gintmsk; /* Core Interrupt Mask */
u32 grxstsr; /* Receive Status Debug Read/Status Read */
u32 grxstsp; /* Receive Status Debug Pop/Status Pop */
u32 grxfsiz; /* Receive FIFO Size */
u32 gnptxfsiz; /* Non-Periodic Transmit FIFO Size */
u8 res0[12];
u32 ggpio; /* 0x038 */
u8 res1[20];
u32 ghwcfg4; /* User HW Config4 */
u8 res2[176];
u32 dieptxf[15]; /* Device Periodic Transmit FIFO size register */
u8 res3[1728];
/* Device Configuration */
u32 dcfg; /* Device Configuration Register */
u32 dctl; /* Device Control */
u32 dsts; /* Device Status */
u8 res4[4];
u32 diepmsk; /* Device IN Endpoint Common Interrupt Mask */
u32 doepmsk; /* Device OUT Endpoint Common Interrupt Mask */
u32 daint; /* Device All Endpoints Interrupt */
u32 daintmsk; /* Device All Endpoints Interrupt Mask */
u8 res5[224];
struct dwc2_dev_in_endp in_endp[16];
struct dwc2_dev_out_endp out_endp[16];
u8 res6[768];
struct ep_fifo ep[16];
};
/*===================================================================== */
/*definitions related to CSR setting */
/* DWC2_UDC_OTG_GOTGCTL */
#define B_SESSION_VALID BIT(19)
#define A_SESSION_VALID BIT(18)
#define B_VALOVAL BIT(7)
#define B_VALOEN BIT(6)
#define A_VALOVAL BIT(5)
#define A_VALOEN BIT(4)
/* DWC2_UDC_OTG_GOTINT */
#define GOTGINT_SES_END_DET (1<<2)
/* DWC2_UDC_OTG_GAHBCFG */
#define PTXFE_HALF (0<<8)
#define PTXFE_ZERO (1<<8)
#define NPTXFE_HALF (0<<7)
#define NPTXFE_ZERO (1<<7)
#define MODE_SLAVE (0<<5)
#define MODE_DMA (1<<5)
#define BURST_SINGLE (0<<1)
#define BURST_INCR (1<<1)
#define BURST_INCR4 (3<<1)
#define BURST_INCR8 (5<<1)
#define BURST_INCR16 (7<<1)
#define GBL_INT_UNMASK (1<<0)
#define GBL_INT_MASK (0<<0)
/* DWC2_UDC_OTG_GRSTCTL */
#define AHB_MASTER_IDLE (1u<<31)
#define CORE_SOFT_RESET (0x1<<0)
/* DWC2_UDC_OTG_GINTSTS/DWC2_UDC_OTG_GINTMSK core interrupt register */
#define INT_RESUME (1u<<31)
#define INT_DISCONN (0x1<<29)
#define INT_CONN_ID_STS_CNG (0x1<<28)
#define INT_OUT_EP (0x1<<19)
#define INT_IN_EP (0x1<<18)
#define INT_ENUMDONE (0x1<<13)
#define INT_RESET (0x1<<12)
#define INT_SUSPEND (0x1<<11)
#define INT_EARLY_SUSPEND (0x1<<10)
#define INT_NP_TX_FIFO_EMPTY (0x1<<5)
#define INT_RX_FIFO_NOT_EMPTY (0x1<<4)
#define INT_SOF (0x1<<3)
#define INT_OTG (0x1<<2)
#define INT_DEV_MODE (0x0<<0)
#define INT_HOST_MODE (0x1<<1)
#define INT_GOUTNakEff (0x01<<7)
#define INT_GINNakEff (0x01<<6)
#define FULL_SPEED_CONTROL_PKT_SIZE 8
#define FULL_SPEED_BULK_PKT_SIZE 64
#define HIGH_SPEED_CONTROL_PKT_SIZE 64
#define HIGH_SPEED_BULK_PKT_SIZE 512
#define RX_FIFO_SIZE (1024)
#define NPTX_FIFO_SIZE (1024)
#define PTX_FIFO_SIZE (384)
#define DEPCTL_TXFNUM_0 (0x0<<22)
#define DEPCTL_TXFNUM_1 (0x1<<22)
#define DEPCTL_TXFNUM_2 (0x2<<22)
#define DEPCTL_TXFNUM_3 (0x3<<22)
#define DEPCTL_TXFNUM_4 (0x4<<22)
/* Enumeration speed */
#define USB_HIGH_30_60MHZ (0x0<<1)
#define USB_FULL_30_60MHZ (0x1<<1)
#define USB_LOW_6MHZ (0x2<<1)
#define USB_FULL_48MHZ (0x3<<1)
/* DWC2_UDC_OTG_GRXSTSP STATUS */
#define OUT_PKT_RECEIVED (0x2<<17)
#define OUT_TRANSFER_COMPLELTED (0x3<<17)
#define SETUP_TRANSACTION_COMPLETED (0x4<<17)
#define SETUP_PKT_RECEIVED (0x6<<17)
#define GLOBAL_OUT_NAK (0x1<<17)
/* DWC2_UDC_OTG_DCTL device control register */
#define NORMAL_OPERATION (0x1<<0)
#define SOFT_DISCONNECT (0x1<<1)
/* DWC2_UDC_OTG_DAINT device all endpoint interrupt register */
#define DAINT_OUT_BIT (16)
#define DAINT_MASK (0xFFFF)
/* DWC2_UDC_OTG_DIEPCTL0/DOEPCTL0 device
control IN/OUT endpoint 0 control register */
#define DEPCTL_EPENA (0x1<<31)
#define DEPCTL_EPDIS (0x1<<30)
#define DEPCTL_SETD1PID (0x1<<29)
#define DEPCTL_SETD0PID (0x1<<28)
#define DEPCTL_SNAK (0x1<<27)
#define DEPCTL_CNAK (0x1<<26)
#define DEPCTL_STALL (0x1<<21)
#define DEPCTL_TYPE_BIT (18)
#define DEPCTL_TYPE_MASK (0x3<<18)
#define DEPCTL_CTRL_TYPE (0x0<<18)
#define DEPCTL_ISO_TYPE (0x1<<18)
#define DEPCTL_BULK_TYPE (0x2<<18)
#define DEPCTL_INTR_TYPE (0x3<<18)
#define DEPCTL_USBACTEP (0x1<<15)
#define DEPCTL_NEXT_EP_BIT (11)
#define DEPCTL_MPS_BIT (0)
#define DEPCTL_MPS_MASK (0x7FF)
#define DEPCTL0_MPS_64 (0x0<<0)
#define DEPCTL0_MPS_32 (0x1<<0)
#define DEPCTL0_MPS_16 (0x2<<0)
#define DEPCTL0_MPS_8 (0x3<<0)
#define DEPCTL_MPS_BULK_512 (512<<0)
#define DEPCTL_MPS_INT_MPS_16 (16<<0)
#define DIEPCTL0_NEXT_EP_BIT (11)
/* DWC2_UDC_OTG_DIEPMSK/DOEPMSK device IN/OUT endpoint
common interrupt mask register */
/* DWC2_UDC_OTG_DIEPINTn/DOEPINTn device IN/OUT endpoint interrupt register */
#define BACK2BACK_SETUP_RECEIVED (0x1<<6)
#define INTKNEPMIS (0x1<<5)
#define INTKN_TXFEMP (0x1<<4)
#define NON_ISO_IN_EP_TIMEOUT (0x1<<3)
#define CTRL_OUT_EP_SETUP_PHASE_DONE (0x1<<3)
#define AHB_ERROR (0x1<<2)
#define EPDISBLD (0x1<<1)
#define TRANSFER_DONE (0x1<<0)
#define USB_PHY_CTRL_EN0 (0x1 << 0)
/* OPHYPWR */
#define PHY_0_SLEEP (0x1 << 5)
#define OTG_DISABLE_0 (0x1 << 4)
#define ANALOG_PWRDOWN (0x1 << 3)
#define FORCE_SUSPEND_0 (0x1 << 0)
/* URSTCON */
#define HOST_SW_RST (0x1 << 4)
#define PHY_SW_RST1 (0x1 << 3)
#define PHYLNK_SW_RST (0x1 << 2)
#define LINK_SW_RST (0x1 << 1)
#define PHY_SW_RST0 (0x1 << 0)
/* OPHYCLK */
#define COMMON_ON_N1 (0x1 << 7)
#define COMMON_ON_N0 (0x1 << 4)
#define ID_PULLUP0 (0x1 << 2)
#define CLK_SEL_24MHZ (0x3 << 0)
#define CLK_SEL_12MHZ (0x2 << 0)
#define CLK_SEL_48MHZ (0x0 << 0)
#define EXYNOS4X12_ID_PULLUP0 (0x01 << 3)
#define EXYNOS4X12_COMMON_ON_N0 (0x01 << 4)
#define EXYNOS4X12_CLK_SEL_12MHZ (0x02 << 0)
#define EXYNOS4X12_CLK_SEL_24MHZ (0x05 << 0)
/* Device Configuration Register DCFG */
#define DEV_SPEED_HIGH_SPEED_20 (0x0 << 0)
#define DEV_SPEED_FULL_SPEED_20 (0x1 << 0)
#define DEV_SPEED_LOW_SPEED_11 (0x2 << 0)
#define DEV_SPEED_FULL_SPEED_11 (0x3 << 0)
#define EP_MISS_CNT(x) (x << 18)
#define DEVICE_ADDRESS(x) (x << 4)
/* Core Reset Register (GRSTCTL) */
#define TX_FIFO_FLUSH (0x1 << 5)
#define RX_FIFO_FLUSH (0x1 << 4)
#define TX_FIFO_NUMBER(x) (x << 6)
#define TX_FIFO_FLUSH_ALL TX_FIFO_NUMBER(0x10)
/* Masks definitions */
#define GINTMSK_INIT (INT_OUT_EP | INT_IN_EP | INT_RESUME | INT_ENUMDONE\
| INT_RESET | INT_SUSPEND | INT_OTG)
#define DOEPMSK_INIT (CTRL_OUT_EP_SETUP_PHASE_DONE | AHB_ERROR|TRANSFER_DONE)
#define DIEPMSK_INIT (NON_ISO_IN_EP_TIMEOUT|AHB_ERROR|TRANSFER_DONE)
#define GAHBCFG_INIT (PTXFE_HALF | NPTXFE_HALF | MODE_DMA | BURST_INCR4\
| GBL_INT_UNMASK)
/* Device Endpoint X Transfer Size Register (DIEPTSIZX) */
#define DIEPT_SIZ_PKT_CNT(x) (x << 19)
#define DIEPT_SIZ_XFER_SIZE(x) (x << 0)
/* Device OUT Endpoint X Transfer Size Register (DOEPTSIZX) */
#define DOEPT_SIZ_PKT_CNT(x) (x << 19)
#define DOEPT_SIZ_XFER_SIZE(x) (x << 0)
#define DOEPT_SIZ_XFER_SIZE_MAX_EP0 (0x7F << 0)
#define DOEPT_SIZ_XFER_SIZE_MAX_EP (0x7FFF << 0)
/* Device Endpoint-N Control Register (DIEPCTLn/DOEPCTLn) */
#define DIEPCTL_TX_FIFO_NUM(x) (x << 22)
#define DIEPCTL_TX_FIFO_NUM_MASK (~DIEPCTL_TX_FIFO_NUM(0xF))
/* Device ALL Endpoints Interrupt Register (DAINT) */
#define DAINT_IN_EP_INT(x) (x << 0)
#define DAINT_OUT_EP_INT(x) (x << 16)
/* User HW Config4 */
#define GHWCFG4_NUM_IN_EPS_MASK (0xf << 26)
#define GHWCFG4_NUM_IN_EPS_SHIFT 26
/* OTG general core configuration register (OTG_GCCFG:0x38) for STM32MP1 */
#define GGPIO_STM32_OTG_GCCFG_VBDEN BIT(21)
#define GGPIO_STM32_OTG_GCCFG_IDEN BIT(22)
#endif
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