| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Driver for the NXP ISP1760 chip |
| * |
| * Copyright 2014 Laurent Pinchart |
| * Copyright 2007 Sebastian Siewior |
| * |
| * Contacts: |
| * Sebastian Siewior <bigeasy@linutronix.de> |
| * Laurent Pinchart <laurent.pinchart@ideasonboard.com> |
| */ |
| |
| #ifndef _ISP1760_REGS_H_ |
| #define _ISP1760_REGS_H_ |
| |
| /* ----------------------------------------------------------------------------- |
| * Host Controller |
| */ |
| |
| /* EHCI capability registers */ |
| #define HC_CAPLENGTH 0x000 |
| #define HC_LENGTH(p) (((p) >> 00) & 0x00ff) /* bits 7:0 */ |
| #define HC_VERSION(p) (((p) >> 16) & 0xffff) /* bits 31:16 */ |
| |
| #define HC_HCSPARAMS 0x004 |
| #define HCS_INDICATOR(p) ((p) & (1 << 16)) /* true: has port indicators */ |
| #define HCS_PPC(p) ((p) & (1 << 4)) /* true: port power control */ |
| #define HCS_N_PORTS(p) (((p) >> 0) & 0xf) /* bits 3:0, ports on HC */ |
| |
| #define HC_HCCPARAMS 0x008 |
| #define HCC_ISOC_CACHE(p) ((p) & (1 << 7)) /* true: can cache isoc frame */ |
| #define HCC_ISOC_THRES(p) (((p) >> 4) & 0x7) /* bits 6:4, uframes cached */ |
| |
| /* EHCI operational registers */ |
| #define HC_USBCMD 0x020 |
| #define CMD_LRESET (1 << 7) /* partial reset (no ports, etc) */ |
| #define CMD_RESET (1 << 1) /* reset HC not bus */ |
| #define CMD_RUN (1 << 0) /* start/stop HC */ |
| |
| #define HC_USBSTS 0x024 |
| #define STS_PCD (1 << 2) /* port change detect */ |
| |
| #define HC_FRINDEX 0x02c |
| |
| #define HC_CONFIGFLAG 0x060 |
| #define FLAG_CF (1 << 0) /* true: we'll support "high speed" */ |
| |
| #define HC_PORTSC1 0x064 |
| #define PORT_OWNER (1 << 13) /* true: companion hc owns this port */ |
| #define PORT_POWER (1 << 12) /* true: has power (see PPC) */ |
| #define PORT_USB11(x) (((x) & (3 << 10)) == (1 << 10)) /* USB 1.1 device */ |
| #define PORT_RESET (1 << 8) /* reset port */ |
| #define PORT_SUSPEND (1 << 7) /* suspend port */ |
| #define PORT_RESUME (1 << 6) /* resume it */ |
| #define PORT_PE (1 << 2) /* port enable */ |
| #define PORT_CSC (1 << 1) /* connect status change */ |
| #define PORT_CONNECT (1 << 0) /* device connected */ |
| #define PORT_RWC_BITS (PORT_CSC) |
| |
| #define HC_ISO_PTD_DONEMAP_REG 0x130 |
| #define HC_ISO_PTD_SKIPMAP_REG 0x134 |
| #define HC_ISO_PTD_LASTPTD_REG 0x138 |
| #define HC_INT_PTD_DONEMAP_REG 0x140 |
| #define HC_INT_PTD_SKIPMAP_REG 0x144 |
| #define HC_INT_PTD_LASTPTD_REG 0x148 |
| #define HC_ATL_PTD_DONEMAP_REG 0x150 |
| #define HC_ATL_PTD_SKIPMAP_REG 0x154 |
| #define HC_ATL_PTD_LASTPTD_REG 0x158 |
| |
| /* Configuration Register */ |
| #define HC_HW_MODE_CTRL 0x300 |
| #define ALL_ATX_RESET (1 << 31) |
| #define HW_ANA_DIGI_OC (1 << 15) |
| #define HW_DEV_DMA (1 << 11) |
| #define HW_COMN_IRQ (1 << 10) |
| #define HW_COMN_DMA (1 << 9) |
| #define HW_DATA_BUS_32BIT (1 << 8) |
| #define HW_DACK_POL_HIGH (1 << 6) |
| #define HW_DREQ_POL_HIGH (1 << 5) |
| #define HW_INTR_HIGH_ACT (1 << 2) |
| #define HW_INTR_EDGE_TRIG (1 << 1) |
| #define HW_GLOBAL_INTR_EN (1 << 0) |
| |
| #define HC_CHIP_ID_REG 0x304 |
| #define HC_SCRATCH_REG 0x308 |
| |
| #define HC_RESET_REG 0x30c |
| #define SW_RESET_RESET_HC (1 << 1) |
| #define SW_RESET_RESET_ALL (1 << 0) |
| |
| #define HC_BUFFER_STATUS_REG 0x334 |
| #define ISO_BUF_FILL (1 << 2) |
| #define INT_BUF_FILL (1 << 1) |
| #define ATL_BUF_FILL (1 << 0) |
| |
| #define HC_MEMORY_REG 0x33c |
| #define ISP_BANK(x) ((x) << 16) |
| |
| #define HC_PORT1_CTRL 0x374 |
| #define PORT1_POWER (3 << 3) |
| #define PORT1_INIT1 (1 << 7) |
| #define PORT1_INIT2 (1 << 23) |
| #define HW_OTG_CTRL_SET 0x374 |
| #define HW_OTG_CTRL_CLR 0x376 |
| #define HW_OTG_DISABLE (1 << 10) |
| #define HW_OTG_SE0_EN (1 << 9) |
| #define HW_BDIS_ACON_EN (1 << 8) |
| #define HW_SW_SEL_HC_DC (1 << 7) |
| #define HW_VBUS_CHRG (1 << 6) |
| #define HW_VBUS_DISCHRG (1 << 5) |
| #define HW_VBUS_DRV (1 << 4) |
| #define HW_SEL_CP_EXT (1 << 3) |
| #define HW_DM_PULLDOWN (1 << 2) |
| #define HW_DP_PULLDOWN (1 << 1) |
| #define HW_DP_PULLUP (1 << 0) |
| |
| /* Interrupt Register */ |
| #define HC_INTERRUPT_REG 0x310 |
| |
| #define HC_INTERRUPT_ENABLE 0x314 |
| #define HC_ISO_INT (1 << 9) |
| #define HC_ATL_INT (1 << 8) |
| #define HC_INTL_INT (1 << 7) |
| #define HC_EOT_INT (1 << 3) |
| #define HC_SOT_INT (1 << 1) |
| #define INTERRUPT_ENABLE_MASK (HC_INTL_INT | HC_ATL_INT) |
| |
| #define HC_ISO_IRQ_MASK_OR_REG 0x318 |
| #define HC_INT_IRQ_MASK_OR_REG 0x31c |
| #define HC_ATL_IRQ_MASK_OR_REG 0x320 |
| #define HC_ISO_IRQ_MASK_AND_REG 0x324 |
| #define HC_INT_IRQ_MASK_AND_REG 0x328 |
| #define HC_ATL_IRQ_MASK_AND_REG 0x32c |
| |
| /* ----------------------------------------------------------------------------- |
| * Peripheral Controller |
| */ |
| |
| /* Initialization Registers */ |
| #define DC_ADDRESS 0x0200 |
| #define DC_DEVEN (1 << 7) |
| |
| #define DC_MODE 0x020c |
| #define DC_DMACLKON (1 << 9) |
| #define DC_VBUSSTAT (1 << 8) |
| #define DC_CLKAON (1 << 7) |
| #define DC_SNDRSU (1 << 6) |
| #define DC_GOSUSP (1 << 5) |
| #define DC_SFRESET (1 << 4) |
| #define DC_GLINTENA (1 << 3) |
| #define DC_WKUPCS (1 << 2) |
| |
| #define DC_INTCONF 0x0210 |
| #define DC_CDBGMOD_ACK_NAK (0 << 6) |
| #define DC_CDBGMOD_ACK (1 << 6) |
| #define DC_CDBGMOD_ACK_1NAK (2 << 6) |
| #define DC_DDBGMODIN_ACK_NAK (0 << 4) |
| #define DC_DDBGMODIN_ACK (1 << 4) |
| #define DC_DDBGMODIN_ACK_1NAK (2 << 4) |
| #define DC_DDBGMODOUT_ACK_NYET_NAK (0 << 2) |
| #define DC_DDBGMODOUT_ACK_NYET (1 << 2) |
| #define DC_DDBGMODOUT_ACK_NYET_1NAK (2 << 2) |
| #define DC_INTLVL (1 << 1) |
| #define DC_INTPOL (1 << 0) |
| |
| #define DC_DEBUG 0x0212 |
| #define DC_INTENABLE 0x0214 |
| #define DC_IEPTX(n) (1 << (11 + 2 * (n))) |
| #define DC_IEPRX(n) (1 << (10 + 2 * (n))) |
| #define DC_IEPRXTX(n) (3 << (10 + 2 * (n))) |
| #define DC_IEP0SETUP (1 << 8) |
| #define DC_IEVBUS (1 << 7) |
| #define DC_IEDMA (1 << 6) |
| #define DC_IEHS_STA (1 << 5) |
| #define DC_IERESM (1 << 4) |
| #define DC_IESUSP (1 << 3) |
| #define DC_IEPSOF (1 << 2) |
| #define DC_IESOF (1 << 1) |
| #define DC_IEBRST (1 << 0) |
| |
| /* Data Flow Registers */ |
| #define DC_EPINDEX 0x022c |
| #define DC_EP0SETUP (1 << 5) |
| #define DC_ENDPIDX(n) ((n) << 1) |
| #define DC_EPDIR (1 << 0) |
| |
| #define DC_CTRLFUNC 0x0228 |
| #define DC_CLBUF (1 << 4) |
| #define DC_VENDP (1 << 3) |
| #define DC_DSEN (1 << 2) |
| #define DC_STATUS (1 << 1) |
| #define DC_STALL (1 << 0) |
| |
| #define DC_DATAPORT 0x0220 |
| #define DC_BUFLEN 0x021c |
| #define DC_DATACOUNT_MASK 0xffff |
| #define DC_BUFSTAT 0x021e |
| #define DC_EPMAXPKTSZ 0x0204 |
| |
| #define DC_EPTYPE 0x0208 |
| #define DC_NOEMPKT (1 << 4) |
| #define DC_EPENABLE (1 << 3) |
| #define DC_DBLBUF (1 << 2) |
| #define DC_ENDPTYP_ISOC (1 << 0) |
| #define DC_ENDPTYP_BULK (2 << 0) |
| #define DC_ENDPTYP_INTERRUPT (3 << 0) |
| |
| /* DMA Registers */ |
| #define DC_DMACMD 0x0230 |
| #define DC_DMATXCOUNT 0x0234 |
| #define DC_DMACONF 0x0238 |
| #define DC_DMAHW 0x023c |
| #define DC_DMAINTREASON 0x0250 |
| #define DC_DMAINTEN 0x0254 |
| #define DC_DMAEP 0x0258 |
| #define DC_DMABURSTCOUNT 0x0264 |
| |
| /* General Registers */ |
| #define DC_INTERRUPT 0x0218 |
| #define DC_CHIPID 0x0270 |
| #define DC_FRAMENUM 0x0274 |
| #define DC_SCRATCH 0x0278 |
| #define DC_UNLOCKDEV 0x027c |
| #define DC_INTPULSEWIDTH 0x0280 |
| #define DC_TESTMODE 0x0284 |
| |
| #endif |
