diff options
Diffstat (limited to 'drivers/usb/common')
-rw-r--r-- | drivers/usb/common/Makefile | 2 | ||||
-rw-r--r-- | drivers/usb/common/dwc2_core.c | 131 | ||||
-rw-r--r-- | drivers/usb/common/dwc2_core.h | 560 |
3 files changed, 693 insertions, 0 deletions
diff --git a/drivers/usb/common/Makefile b/drivers/usb/common/Makefile index 4c597c166c6..db8f35c10c4 100644 --- a/drivers/usb/common/Makefile +++ b/drivers/usb/common/Makefile @@ -4,6 +4,8 @@ # obj-$(CONFIG_$(PHASE_)DM_USB) += common.o +obj-$(CONFIG_USB_DWC2) += dwc2_core.o +obj-$(CONFIG_USB_GADGET_DWC2_OTG) += dwc2_core.o obj-$(CONFIG_USB_ISP1760) += usb_urb.o obj-$(CONFIG_USB_MUSB_HOST) += usb_urb.o obj-$(CONFIG_USB_MUSB_GADGET) += usb_urb.o diff --git a/drivers/usb/common/dwc2_core.c b/drivers/usb/common/dwc2_core.c new file mode 100644 index 00000000000..63062d5cc94 --- /dev/null +++ b/drivers/usb/common/dwc2_core.c @@ -0,0 +1,131 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2024-2025, Kongyang Liu <seashell11234455@gmail.com> + */ + +#include <linux/bitfield.h> +#include <linux/errno.h> +#include <linux/io.h> +#include <wait_bit.h> + +#include "dwc2_core.h" + +int dwc2_core_reset(struct dwc2_core_regs *regs) +{ + u32 snpsid; + int ret; + bool host_mode = false; + + if (!(readl(®s->global_regs.gotgctl) & GOTGCTL_CONID_B) || + (readl(®s->global_regs.gusbcfg) & GUSBCFG_FORCEDEVMODE)) + host_mode = true; + + /* Core Soft Reset */ + snpsid = readl(®s->global_regs.gsnpsid); + writel(GRSTCTL_CSFTRST, ®s->global_regs.grstctl); + if (FIELD_GET(GSNPSID_VER_MASK, snpsid) < 0x420a) { + ret = wait_for_bit_le32(®s->global_regs.grstctl, GRSTCTL_CSFTRST, + false, 1000, false); + if (ret) { + log_warning("%s: Waiting for GRSTCTL_CSFTRST timeout\n", __func__); + return ret; + } + } else { + ret = wait_for_bit_le32(®s->global_regs.grstctl, GRSTCTL_CSFTRST_DONE, + true, 1000, false); + if (ret) { + log_warning("%s: Waiting for GRSTCTL_CSFTRST_DONE timeout\n", __func__); + return ret; + } + clrsetbits_le32(®s->global_regs.grstctl, GRSTCTL_CSFTRST, GRSTCTL_CSFTRST_DONE); + } + + /* Wait for AHB master IDLE state. */ + ret = wait_for_bit_le32(®s->global_regs.grstctl, GRSTCTL_AHBIDLE, + true, 1000, false); + if (ret) { + log_warning("%s: Waiting for GRSTCTL_AHBIDLE timeout\n", __func__); + return ret; + } + + if (host_mode) { + ret = wait_for_bit_le32(®s->global_regs.gintsts, GINTSTS_CURMODE_HOST, + host_mode, 1000, false); + if (ret) { + log_warning("%s: Waiting for GINTSTS_CURMODE_HOST timeout\n", __func__); + return ret; + } + } + + return 0; +} + +int dwc2_flush_tx_fifo(struct dwc2_core_regs *regs, const int num) +{ + int ret; + + log_debug("Flush Tx FIFO %d\n", num); + + /* Wait for AHB master IDLE state */ + ret = wait_for_bit_le32(®s->global_regs.grstctl, GRSTCTL_AHBIDLE, true, 1000, false); + if (ret) { + log_warning("%s: Waiting for GRSTCTL_AHBIDLE timeout\n", __func__); + return ret; + } + + writel(GRSTCTL_TXFFLSH | FIELD_PREP(GRSTCTL_TXFNUM_MASK, num), ®s->global_regs.grstctl); + + ret = wait_for_bit_le32(®s->global_regs.grstctl, GRSTCTL_TXFFLSH, false, 1000, false); + if (ret) { + log_warning("%s: Waiting for GRSTCTL_TXFFLSH timeout\n", __func__); + return ret; + } + + /* + * Wait for at least 3 PHY clocks. + * + * The PHY clock frequency can be configured to 6/30/48/60 MHz + * based on the speed mode. A fixed delay of 1us ensures that the + * wait time is sufficient even at the lowest PHY clock frequency + * (6 MHz), where 1us corresponds to twice the duration of 3 PHY + * clocks. + */ + udelay(1); + + return 0; +} + +int dwc2_flush_rx_fifo(struct dwc2_core_regs *regs) +{ + int ret; + + log_debug("Flush Rx FIFO\n"); + + /* Wait for AHB master IDLE state */ + ret = wait_for_bit_le32(®s->global_regs.grstctl, GRSTCTL_AHBIDLE, true, 1000, false); + if (ret) { + log_warning("%s: Waiting for GRSTCTL_AHBIDLE timeout\n", __func__); + return ret; + } + + writel(GRSTCTL_RXFFLSH, ®s->global_regs.grstctl); + + ret = wait_for_bit_le32(®s->global_regs.grstctl, GRSTCTL_RXFFLSH, false, 1000, false); + if (ret) { + log_warning("%s: Waiting for GRSTCTL_RXFFLSH timeout\n", __func__); + return ret; + } + + /* + * Wait for at least 3 PHY clocks. + * + * The PHY clock frequency can be configured to 6/30/48/60 MHz + * based on the speed mode. A fixed delay of 1us ensures that the + * wait time is sufficient even at the lowest PHY clock frequency + * (6 MHz), where 1us corresponds to twice the duration of 3 PHY + * clocks. + */ + udelay(1); + + return 0; +} diff --git a/drivers/usb/common/dwc2_core.h b/drivers/usb/common/dwc2_core.h new file mode 100644 index 00000000000..1897ad7cb54 --- /dev/null +++ b/drivers/usb/common/dwc2_core.h @@ -0,0 +1,560 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2024, Kongyang Liu <seashell11234455@gmail.com> + * + */ + +#ifndef __DWC2_CORE_H_ +#define __DWC2_CORE_H_ + +#include <linux/bitops.h> + +struct dwc2_global_regs { + u32 gotgctl; /* 0x000 */ + u32 gotgint; + u32 gahbcfg; + u32 gusbcfg; + u32 grstctl; /* 0x010 */ + u32 gintsts; + u32 gintmsk; + u32 grxstsr; + u32 grxstsp; /* 0x020 */ + u32 grxfsiz; + u32 gnptxfsiz; + u32 gnptxsts; + u32 gi2cctl; /* 0x030 */ + u32 gpvndctl; + u32 ggpio; + u32 guid; + u32 gsnpsid; /* 0x040 */ + u32 ghwcfg1; + u32 ghwcfg2; + u32 ghwcfg3; + u32 ghwcfg4; /* 0x050 */ + u32 glpmcfg; + u32 gpwrdn; + u32 gdfifocfg; + u32 gadpctl; /* 0x060 */ + u32 grefclk; + u32 gintmsk2; + u32 gintsts2; + u8 _pad_from_0x70_to_0x100[0x100 - 0x70]; + u32 hptxfsiz; /* 0x100 */ + u32 dptxfsizn[15]; + u8 _pad_from_0x140_to_0x400[0x400 - 0x140]; +}; + +struct dwc2_hc_regs { + u32 hcchar; /* 0x500 + 0x20 * ch */ + u32 hcsplt; + u32 hcint; + u32 hcintmsk; + u32 hctsiz; + u32 hcdma; + u32 reserved; + u32 hcdmab; +}; + +struct dwc2_host_regs { + u32 hcfg; /* 0x400 */ + u32 hfir; + u32 hfnum; + u32 _pad_0x40c; + u32 hptxsts; /* 0x410 */ + u32 haint; + u32 haintmsk; + u32 hflbaddr; + u8 _pad_from_0x420_to_0x440[0x440 - 0x420]; + u32 hprt0; /* 0x440 */ + u8 _pad_from_0x444_to_0x500[0x500 - 0x444]; + struct dwc2_hc_regs hc[16]; /* 0x500 */ + u8 _pad_from_0x700_to_0x800[0x800 - 0x700]; +}; + +/* Device Logical IN Endpoint-Specific Registers */ +struct dwc2_dev_in_endp { + u32 diepctl; /* 0x900 + 0x20 * ep */ + u32 reserved0; + u32 diepint; + u32 reserved1; + u32 dieptsiz; + u32 diepdma; + u32 reserved2; + u32 diepdmab; +}; + +/* Device Logical OUT Endpoint-Specific Registers */ +struct dwc2_dev_out_endp { + u32 doepctl; /* 0xB00 + 0x20 * ep */ + u32 reserved0; + u32 doepint; + u32 reserved1; + u32 doeptsiz; + u32 doepdma; + u32 reserved2; + u32 doepdmab; +}; + +struct dwc2_device_regs { + u32 dcfg; /* 0x800 */ + u32 dctl; + u32 dsts; + u32 _pad_0x80c; + u32 diepmsk; /* 0x810 */ + u32 doepmsk; + u32 daint; + u32 daintmsk; + u32 dtknqr1; /* 0x820 */ + u32 dtknqr2; + u32 dvbusdis; + u32 dvbuspulse; + u32 dtknqr3; /* 0x830 */ + u32 dtknqr4; + u8 _pad_from_0x838_to_0x900[0x900 - 0x838]; + struct dwc2_dev_in_endp in_endp[16]; /* 0x900 */ + struct dwc2_dev_out_endp out_endp[16]; /* 0xB00 */ +}; + +struct dwc2_core_regs { + struct dwc2_global_regs global_regs; /* 0x000 */ + struct dwc2_host_regs host_regs; /* 0x400 */ + struct dwc2_device_regs device_regs; /* 0x800 */ + u8 _pad_from_0xd00_to_0xe00[0xe00 - 0xd00]; + u32 pcgcctl; /* 0xe00 */ + u8 _pad_from_0xe04_to_0x1000[0x1000 - 0xe04]; + u8 ep_fifo[16][0x1000]; /* 0x1000 */ +}; + +int dwc2_core_reset(struct dwc2_core_regs *regs); +int dwc2_flush_tx_fifo(struct dwc2_core_regs *regs, const int num); +int dwc2_flush_rx_fifo(struct dwc2_core_regs *regs); + +/* Core Global Register */ +#define GOTGCTL_CHIRPEN BIT(27) +#define GOTGCTL_MULT_VALID_BC_MASK GENMASK(26, 22) +#define GOTGCTL_CURMODE_HOST BIT(21) +#define GOTGCTL_OTGVER BIT(20) +#define GOTGCTL_BSESVLD BIT(19) +#define GOTGCTL_ASESVLD BIT(18) +#define GOTGCTL_DBNC_SHORT BIT(17) +#define GOTGCTL_CONID_B BIT(16) +#define GOTGCTL_DBNCE_FLTR_BYPASS BIT(15) +#define GOTGCTL_DEVHNPEN BIT(11) +#define GOTGCTL_HSTSETHNPEN BIT(10) +#define GOTGCTL_HNPREQ BIT(9) +#define GOTGCTL_HSTNEGSCS BIT(8) +#define GOTGCTL_BVALOVAL BIT(7) +#define GOTGCTL_BVALOEN BIT(6) +#define GOTGCTL_AVALOVAL BIT(5) +#define GOTGCTL_AVALOEN BIT(4) +#define GOTGCTL_VBVALOVAL BIT(3) +#define GOTGCTL_VBVALOEN BIT(2) +#define GOTGCTL_SESREQ BIT(1) +#define GOTGCTL_SESREQSCS BIT(0) + +#define GOTGINT_DBNCE_DONE BIT(19) +#define GOTGINT_A_DEV_TOUT_CHG BIT(18) +#define GOTGINT_HST_NEG_DET BIT(17) +#define GOTGINT_HST_NEG_SUC_STS_CHNG BIT(9) +#define GOTGINT_SES_REQ_SUC_STS_CHNG BIT(8) +#define GOTGINT_SES_END_DET BIT(2) + +#define GAHBCFG_AHB_SINGLE BIT(23) +#define GAHBCFG_NOTI_ALL_DMA_WRIT BIT(22) +#define GAHBCFG_REM_MEM_SUPP BIT(21) +#define GAHBCFG_P_TXF_EMP_LVL BIT(8) +#define GAHBCFG_NP_TXF_EMP_LVL BIT(7) +#define GAHBCFG_DMA_EN BIT(5) +#define GAHBCFG_HBSTLEN_MASK GENMASK(4, 1) +#define GAHBCFG_HBSTLEN_SINGLE 0 +#define GAHBCFG_HBSTLEN_INCR 1 +#define GAHBCFG_HBSTLEN_INCR4 3 +#define GAHBCFG_HBSTLEN_INCR8 5 +#define GAHBCFG_HBSTLEN_INCR16 7 +#define GAHBCFG_GLBL_INTR_EN BIT(0) +#define GAHBCFG_CTRL_MASK (GAHBCFG_P_TXF_EMP_LVL | \ + GAHBCFG_NP_TXF_EMP_LVL | \ + GAHBCFG_DMA_EN | \ + GAHBCFG_GLBL_INTR_EN) + +#define GUSBCFG_FORCEDEVMODE BIT(30) +#define GUSBCFG_FORCEHOSTMODE BIT(29) +#define GUSBCFG_TXENDDELAY BIT(28) +#define GUSBCFG_ICTRAFFICPULLREMOVE BIT(27) +#define GUSBCFG_ICUSBCAP BIT(26) +#define GUSBCFG_ULPI_INT_PROT_DIS BIT(25) +#define GUSBCFG_INDICATORPASSTHROUGH BIT(24) +#define GUSBCFG_INDICATORCOMPLEMENT BIT(23) +#define GUSBCFG_TERMSELDLPULSE BIT(22) +#define GUSBCFG_ULPI_INT_VBUS_IND BIT(21) +#define GUSBCFG_ULPI_EXT_VBUS_DRV BIT(20) +#define GUSBCFG_ULPI_CLK_SUSP_M BIT(19) +#define GUSBCFG_ULPI_AUTO_RES BIT(18) +#define GUSBCFG_ULPI_FS_LS BIT(17) +#define GUSBCFG_OTG_UTMI_FS_SEL BIT(16) +#define GUSBCFG_PHY_LP_CLK_SEL BIT(15) +#define GUSBCFG_USBTRDTIM_MASK GENMASK(14, 10) +#define GUSBCFG_HNPCAP BIT(9) +#define GUSBCFG_SRPCAP BIT(8) +#define GUSBCFG_DDRSEL BIT(7) +#define GUSBCFG_PHYSEL BIT(6) +#define GUSBCFG_FSINTF BIT(5) +#define GUSBCFG_ULPI_UTMI_SEL BIT(4) +#define GUSBCFG_PHYIF16 BIT(3) +#define GUSBCFG_TOUTCAL_MASK GENMASK(2, 0) + +#define GRSTCTL_AHBIDLE BIT(31) +#define GRSTCTL_DMAREQ BIT(30) +#define GRSTCTL_CSFTRST_DONE BIT(29) +#define GRSTCTL_TXFNUM_MASK GENMASK(10, 6) +#define GRSTCTL_TXFFLSH BIT(5) +#define GRSTCTL_RXFFLSH BIT(4) +#define GRSTCTL_IN_TKNQ_FLSH BIT(3) +#define GRSTCTL_FRMCNTRRST BIT(2) +#define GRSTCTL_HSFTRST BIT(1) +#define GRSTCTL_CSFTRST BIT(0) +#define GRSTCTL_TXFNUM_ALL 0x10 + +#define GINTSTS_WKUPINT BIT(31) +#define GINTSTS_SESSREQINT BIT(30) +#define GINTSTS_DISCONNINT BIT(29) +#define GINTSTS_CONIDSTSCHNG BIT(28) +#define GINTSTS_LPMTRANRCVD BIT(27) +#define GINTSTS_PTXFEMP BIT(26) +#define GINTSTS_HCHINT BIT(25) +#define GINTSTS_PRTINT BIT(24) +#define GINTSTS_RESETDET BIT(23) +#define GINTSTS_FET_SUSP BIT(22) +#define GINTSTS_INCOMPL_IP BIT(21) +#define GINTSTS_INCOMPL_SOOUT BIT(21) +#define GINTSTS_INCOMPL_SOIN BIT(20) +#define GINTSTS_OEPINT BIT(19) +#define GINTSTS_IEPINT BIT(18) +#define GINTSTS_EPMIS BIT(17) +#define GINTSTS_RESTOREDONE BIT(16) +#define GINTSTS_EOPF BIT(15) +#define GINTSTS_ISOUTDROP BIT(14) +#define GINTSTS_ENUMDONE BIT(13) +#define GINTSTS_USBRST BIT(12) +#define GINTSTS_USBSUSP BIT(11) +#define GINTSTS_ERLYSUSP BIT(10) +#define GINTSTS_I2CINT BIT(9) +#define GINTSTS_ULPI_CK_INT BIT(8) +#define GINTSTS_GOUTNAKEFF BIT(7) +#define GINTSTS_GINNAKEFF BIT(6) +#define GINTSTS_NPTXFEMP BIT(5) +#define GINTSTS_RXFLVL BIT(4) +#define GINTSTS_SOF BIT(3) +#define GINTSTS_OTGINT BIT(2) +#define GINTSTS_MODEMIS BIT(1) +#define GINTSTS_CURMODE_HOST BIT(0) + +#define GRXSTS_FN_MASK GENMASK(31, 25) +#define GRXSTS_PKTSTS_MASK GENMASK(20, 17) +#define GRXSTS_PKTSTS_GLOBALOUTNAK 1 +#define GRXSTS_PKTSTS_OUTRX 2 +#define GRXSTS_PKTSTS_HCHIN 2 +#define GRXSTS_PKTSTS_OUTDONE 3 +#define GRXSTS_PKTSTS_HCHIN_XFER_COMP 3 +#define GRXSTS_PKTSTS_SETUPDONE 4 +#define GRXSTS_PKTSTS_DATATOGGLEERR 5 +#define GRXSTS_PKTSTS_SETUPRX 6 +#define GRXSTS_PKTSTS_HCHHALTED 7 +#define GRXSTS_DPID_MASK GENMASK(16, 15) +#define GRXSTS_BYTECNT_MASK GENMASK(14, 4) +#define GRXSTS_HCHNUM_MASK GENMASK(3, 0) + +#define GRXFSIZ_DEPTH_MASK GENMASK(15, 0) + +#define GI2CCTL_BSYDNE BIT(31) +#define GI2CCTL_RW BIT(30) +#define GI2CCTL_I2CDATSE0 BIT(28) +#define GI2CCTL_I2CDEVADDR_MASK GENMASK(27, 26) +#define GI2CCTL_I2CSUSPCTL BIT(25) +#define GI2CCTL_ACK BIT(24) +#define GI2CCTL_I2CEN BIT(23) +#define GI2CCTL_ADDR_MASK GENMASK(22, 16) +#define GI2CCTL_REGADDR_MASK GENMASK(15, 8) +#define GI2CCTL_RWDATA_MASK GENMASK(7, 0) + +#define GGPIO_STM32_OTG_GCCFG_IDEN BIT(22) +#define GGPIO_STM32_OTG_GCCFG_VBDEN BIT(21) +#define GGPIO_STM32_OTG_GCCFG_PWRDWN BIT(16) + +#define GSNPSID_ID_MASK GENMASK(31, 16) +#define GSNPSID_OTG_ID 0x4f54 +#define GSNPSID_VER_MASK GENMASK(15, 0) + +#define GHWCFG2_OTG_ENABLE_IC_USB BIT(31) +#define GHWCFG2_DEV_TOKEN_Q_DEPTH_MASK GENMASK(30, 26) +#define GHWCFG2_HOST_PERIO_TX_Q_DEPTH_MASK GENMASK(25, 24) +#define GHWCFG2_NONPERIO_TX_Q_DEPTH_MASK GENMASK(23, 22) +#define GHWCFG2_MULTI_PROC_INT BIT(20) +#define GHWCFG2_DYNAMIC_FIFO BIT(19) +#define GHWCFG2_PERIO_EP_SUPPORTED BIT(18) +#define GHWCFG2_NUM_HOST_CHAN_MASK GENMASK(17, 14) +#define GHWCFG2_NUM_DEV_EP_MASK GENMASK(13, 10) +#define GHWCFG2_FS_PHY_TYPE_MASK GENMASK(9, 8) +#define GHWCFG2_FS_PHY_TYPE_NOT_SUPPORTED 0 +#define GHWCFG2_FS_PHY_TYPE_DEDICATED 1 +#define GHWCFG2_FS_PHY_TYPE_SHARED_UTMI 2 +#define GHWCFG2_FS_PHY_TYPE_SHARED_ULPI 3 +#define GHWCFG2_HS_PHY_TYPE_MASK GENMASK(7, 6) +#define GHWCFG2_HS_PHY_TYPE_NOT_SUPPORTED 0 +#define GHWCFG2_HS_PHY_TYPE_UTMI 1 +#define GHWCFG2_HS_PHY_TYPE_ULPI 2 +#define GHWCFG2_HS_PHY_TYPE_UTMI_ULPI 3 +#define GHWCFG2_POINT2POINT BIT(5) +#define GHWCFG2_ARCHITECTURE_MASK GENMASK(4, 3) +#define GHWCFG2_SLAVE_ONLY_ARCH 0 +#define GHWCFG2_EXT_DMA_ARCH 1 +#define GHWCFG2_INT_DMA_ARCH 2 +#define GHWCFG2_OP_MODE_MASK GENMASK(2, 0) +#define GHWCFG2_OP_MODE_HNP_SRP_CAPABLE 0 +#define GHWCFG2_OP_MODE_SRP_ONLY_CAPABLE 1 +#define GHWCFG2_OP_MODE_NO_HNP_SRP_CAPABLE 2 +#define GHWCFG2_OP_MODE_SRP_CAPABLE_DEVICE 3 +#define GHWCFG2_OP_MODE_NO_SRP_CAPABLE_DEVICE 4 +#define GHWCFG2_OP_MODE_SRP_CAPABLE_HOST 5 +#define GHWCFG2_OP_MODE_NO_SRP_CAPABLE_HOST 6 +#define GHWCFG2_OP_MODE_UNDEFINED 7 + +#define GHWCFG4_DESC_DMA_DYN BIT(31) +#define GHWCFG4_DESC_DMA BIT(30) +#define GHWCFG4_NUM_IN_EPS_MASK GENMASK(29, 26) +#define GHWCFG4_DED_FIFO_EN BIT(25) +#define GHWCFG4_SESSION_END_FILT_EN BIT(24) +#define GHWCFG4_B_VALID_FILT_EN BIT(23) +#define GHWCFG4_A_VALID_FILT_EN BIT(22) +#define GHWCFG4_VBUS_VALID_FILT_EN BIT(21) +#define GHWCFG4_IDDIG_FILT_EN BIT(20) +#define GHWCFG4_NUM_DEV_MODE_CTRL_EP_MASK GENMASK(19, 16) +#define GHWCFG4_UTMI_PHY_DATA_WIDTH_MASK GENMASK(15, 14) +#define GHWCFG4_UTMI_PHY_DATA_WIDTH_8 0 +#define GHWCFG4_UTMI_PHY_DATA_WIDTH_16 1 +#define GHWCFG4_UTMI_PHY_DATA_WIDTH_8_OR_16 2 +#define GHWCFG4_ACG_SUPPORTED BIT(12) +#define GHWCFG4_IPG_ISOC_SUPPORTED BIT(11) +#define GHWCFG4_SERVICE_INTERVAL_SUPPORTED BIT(10) +#define GHWCFG4_XHIBER BIT(7) +#define GHWCFG4_HIBER BIT(6) +#define GHWCFG4_MIN_AHB_FREQ BIT(5) +#define GHWCFG4_POWER_OPTIMIZ BIT(4) +#define GHWCFG4_NUM_DEV_PERIO_IN_EP_MASK GENMASK(3, 0) + +#define FIFOSIZE_DEPTH_MASK GENMASK(31, 16) +#define FIFOSIZE_STARTADDR_MASK GENMASK(15, 0) + +/* Host Register */ +#define HCFG_MODECHTIMEN BIT(31) +#define HCFG_PERSCHEDENA BIT(26) +#define HCFG_FRLISTEN_MASK GENMASK(25, 24) +#define HCFG_FRLISTEN_8 0 +#define HCFG_FRLISTEN_16 1 +#define HCFG_FRLISTEN_32 2 +#define HCFG_FRLISTEN_64 3 +#define HCFG_DESCDMA BIT(23) +#define HCFG_RESVALID_MASK GENMASK(15, 8) +#define HCFG_ENA32KHZ BIT(7) +#define HCFG_FSLSSUPP BIT(2) +#define HCFG_FSLSPCLKSEL_MASK GENMASK(2, 0) +#define HCFG_FSLSPCLKSEL_30_60_MHZ 0 +#define HCFG_FSLSPCLKSEL_48_MHZ 1 +#define HCFG_FSLSPCLKSEL_6_MHZ 2 + +#define HFNUM_FRREM_MASK GENMASK(31, 16) +#define HFNUM_FRNUM_MASK GENMASK(15, 0) + +#define HPRT0_SPD_MASK GENMASK(18, 17) +#define HPRT0_SPD_HIGH_SPEED 0 +#define HPRT0_SPD_FULL_SPEED 1 +#define HPRT0_SPD_LOW_SPEED 2 +#define HPRT0_TSTCTL_MASK GENMASK(16, 13) +#define HPRT0_PWR BIT(12) +#define HPRT0_LNSTS_MASK GENMASK(11, 10) +#define HPRT0_RST BIT(8) +#define HPRT0_SUSP BIT(7) +#define HPRT0_RES BIT(6) +#define HPRT0_OVRCURRCHG BIT(5) +#define HPRT0_OVRCURRACT BIT(4) +#define HPRT0_ENACHG BIT(3) +#define HPRT0_ENA BIT(2) +#define HPRT0_CONNDET BIT(1) +#define HPRT0_CONNSTS BIT(0) +#define HPRT0_W1C_MASK (HPRT0_CONNDET | \ + HPRT0_ENA | \ + HPRT0_ENACHG | \ + HPRT0_OVRCURRCHG) + +#define HCCHAR_CHENA BIT(31) +#define HCCHAR_CHDIS BIT(30) +#define HCCHAR_ODDFRM BIT(29) +#define HCCHAR_DEVADDR_MASK GENMASK(28, 22) +#define HCCHAR_MULTICNT_MASK GENMASK(21, 20) +#define HCCHAR_EPTYPE_MASK GENMASK(19, 18) +#define HCCHAR_EPTYPE_CONTROL 0 +#define HCCHAR_EPTYPE_ISOC 1 +#define HCCHAR_EPTYPE_BULK 2 +#define HCCHAR_EPTYPE_INTR 3 +#define HCCHAR_LSPDDEV BIT(17) +#define HCCHAR_EPDIR BIT(15) +#define HCCHAR_EPNUM_MASK GENMASK(14, 11) +#define HCCHAR_MPS_MASK GENMASK(10, 0) + +#define HCSPLT_SPLTENA BIT(31) +#define HCSPLT_COMPSPLT BIT(16) +#define HCSPLT_XACTPOS_MASK GENMASK(15, 14) +#define HCSPLT_XACTPOS_MID 0 +#define HCSPLT_XACTPOS_END 1 +#define HCSPLT_XACTPOS_BEGIN 2 +#define HCSPLT_XACTPOS_ALL 3 +#define HCSPLT_HUBADDR_MASK GENMASK(13, 7) +#define HCSPLT_PRTADDR_MASK GENMASK(6, 0) + +#define HCINTMSK_FRM_LIST_ROLL BIT(13) +#define HCINTMSK_XCS_XACT BIT(12) +#define HCINTMSK_BNA BIT(11) +#define HCINTMSK_DATATGLERR BIT(10) +#define HCINTMSK_FRMOVRUN BIT(9) +#define HCINTMSK_BBLERR BIT(8) +#define HCINTMSK_XACTERR BIT(7) +#define HCINTMSK_NYET BIT(6) +#define HCINTMSK_ACK BIT(5) +#define HCINTMSK_NAK BIT(4) +#define HCINTMSK_STALL BIT(3) +#define HCINTMSK_AHBERR BIT(2) +#define HCINTMSK_CHHLTD BIT(1) +#define HCINTMSK_XFERCOMPL BIT(0) + +#define TSIZ_DOPNG BIT(31) +#define TSIZ_SC_MC_PID_MASK GENMASK(30, 29) +#define TSIZ_SC_MC_PID_DATA0 0 +#define TSIZ_SC_MC_PID_DATA2 1 +#define TSIZ_SC_MC_PID_DATA1 2 +#define TSIZ_SC_MC_PID_MDATA 3 +#define TSIZ_SC_MC_PID_SETUP 3 +#define TSIZ_PKTCNT_MASK GENMASK(28, 19) +#define TSIZ_NTD_MASK GENMASK(15, 8) +#define TSIZ_SCHINFO_MASK GENMASK(7, 0) +#define TSIZ_XFERSIZE_MASK GENMASK(18, 0) + +/* Device Mode Register */ +#define DCFG_DESCDMA_EN BIT(23) +#define DCFG_EPMISCNT_MASK GENMASK(22, 18) +#define DCFG_IPG_ISOC_SUPPORDED BIT(17) +#define DCFG_PERFRINT_MASK GENMASK(12, 11) +#define DCFG_DEVADDR_MASK GENMASK(10, 4) +#define DCFG_NZ_STS_OUT_HSHK BIT(2) +#define DCFG_DEVSPD_MASK GENMASK(1, 0) +#define DCFG_DEVSPD_HS 0 +#define DCFG_DEVSPD_FS 1 +#define DCFG_DEVSPD_LS 2 +#define DCFG_DEVSPD_FS48 3 + +#define DCTL_SERVICE_INTERVAL_SUPPORTED BIT(19) +#define DCTL_PWRONPRGDONE BIT(11) +#define DCTL_CGOUTNAK BIT(10) +#define DCTL_SGOUTNAK BIT(9) +#define DCTL_CGNPINNAK BIT(8) +#define DCTL_SGNPINNAK BIT(7) +#define DCTL_TSTCTL_MASK GENMASK(6, 4) +#define DCTL_GOUTNAKSTS BIT(3) +#define DCTL_GNPINNAKSTS BIT(2) +#define DCTL_SFTDISCON BIT(1) +#define DCTL_RMTWKUPSIG BIT(0) + +#define DSTS_SOFFN_MASK GENMASK(21, 8) +#define DSTS_ERRATICERR BIT(3) +#define DSTS_ENUMSPD_MASK GENMASK(2, 1) +#define DSTS_ENUMSPD_HS 0 +#define DSTS_ENUMSPD_FS 1 +#define DSTS_ENUMSPD_LS 2 +#define DSTS_ENUMSPD_FS48 3 +#define DSTS_SUSPSTS BIT(0) + +#define DIEPMSK_NAKMSK BIT(13) +#define DIEPMSK_BNAININTRMSK BIT(9) +#define DIEPMSK_TXFIFOUNDRNMSK BIT(8) +#define DIEPMSK_TXFIFOEMPTY BIT(7) +#define DIEPMSK_INEPNAKEFFMSK BIT(6) +#define DIEPMSK_INTKNEPMISMSK BIT(5) +#define DIEPMSK_INTKNTXFEMPMSK BIT(4) +#define DIEPMSK_TIMEOUTMSK BIT(3) +#define DIEPMSK_AHBERRMSK BIT(2) +#define DIEPMSK_EPDISBLDMSK BIT(1) +#define DIEPMSK_XFERCOMPLMSK BIT(0) + +#define DOEPMSK_BNAMSK BIT(9) +#define DOEPMSK_BACK2BACKSETUP BIT(6) +#define DOEPMSK_STSPHSERCVDMSK BIT(5) +#define DOEPMSK_OUTTKNEPDISMSK BIT(4) +#define DOEPMSK_SETUPMSK BIT(3) +#define DOEPMSK_AHBERRMSK BIT(2) +#define DOEPMSK_EPDISBLDMSK BIT(1) +#define DOEPMSK_XFERCOMPLMSK BIT(0) + +#define DAINT_OUTEP_MASK GENMASK(31, 16) +#define DAINT_INEP_MASK GENMASK(15, 0) + +#define D0EPCTL_MPS_MASK GENMASK(1, 0) +#define D0EPCTL_MPS_64 0 +#define D0EPCTL_MPS_32 1 +#define D0EPCTL_MPS_16 2 +#define D0EPCTL_MPS_8 3 + +#define DXEPCTL_EPENA BIT(31) +#define DXEPCTL_EPDIS BIT(30) +#define DXEPCTL_SETD1PID BIT(29) +#define DXEPCTL_SETODDFR BIT(29) +#define DXEPCTL_SETD0PID BIT(28) +#define DXEPCTL_SETEVENFR BIT(28) +#define DXEPCTL_SNAK BIT(27) +#define DXEPCTL_CNAK BIT(26) +#define DXEPCTL_TXFNUM_MASK GENMASK(25, 22) +#define DXEPCTL_STALL BIT(21) +#define DXEPCTL_SNP BIT(20) +#define DXEPCTL_EPTYPE_MASK GENMASK(19, 18) +#define DXEPCTL_EPTYPE_CONTROL 0 +#define DXEPCTL_EPTYPE_ISO 1 +#define DXEPCTL_EPTYPE_BULK 2 +#define DXEPCTL_EPTYPE_INTERRUPT 3 +#define DXEPCTL_NAKSTS BIT(17) +#define DXEPCTL_DPID BIT(16) +#define DXEPCTL_EOFRNUM BIT(16) +#define DXEPCTL_USBACTEP BIT(15) +#define DXEPCTL_NEXTEP_MASK GENMASK(14, 11) +#define DXEPCTL_MPS_MASK GENMASK(10, 0) + +#define DXEPINT_SETUP_RCVD BIT(15) +#define DXEPINT_NYETINTRPT BIT(14) +#define DXEPINT_NAKINTRPT BIT(13) +#define DXEPINT_BBLEERRINTRPT BIT(12) +#define DXEPINT_PKTDRPSTS BIT(11) +#define DXEPINT_BNAINTR BIT(9) +#define DXEPINT_TXFIFOUNDRN BIT(8) +#define DXEPINT_OUTPKTERR BIT(8) +#define DXEPINT_TXFEMP BIT(7) +#define DXEPINT_INEPNAKEFF BIT(6) +#define DXEPINT_BACK2BACKSETUP BIT(6) +#define DXEPINT_INTKNEPMIS BIT(5) +#define DXEPINT_STSPHSERCVD BIT(5) +#define DXEPINT_INTKNTXFEMP BIT(4) +#define DXEPINT_OUTTKNEPDIS BIT(4) +#define DXEPINT_TIMEOUT BIT(3) +#define DXEPINT_SETUP BIT(3) +#define DXEPINT_AHBERR BIT(2) +#define DXEPINT_EPDISBLD BIT(1) +#define DXEPINT_XFERCOMPL BIT(0) + +#define DIEPTSIZ0_PKTCNT_MASK GENMASK(20, 19) +#define DIEPTSIZ0_XFERSIZE_MASK GENMASK(6, 0) + +#define DOEPTSIZ0_SUPCNT_MASK GENMASK(30, 29) +#define DOEPTSIZ0_PKTCNT BIT(19) +#define DOEPTSIZ0_XFERSIZE_MASK GENMASK(6, 0) + +#define DXEPTSIZ_MC_MASK GENMASK(30, 29) +#define DXEPTSIZ_PKTCNT_MASK GENMASK(28, 19) +#define DXEPTSIZ_XFERSIZE_MASK GENMASK(18, 0) + +#endif /* __DWC2_CORE_H_ */ |