| /* |
| * Faraday USB 2.0 OTG Controller |
| * |
| * (C) Copyright 2010 Faraday Technology |
| * Dante Su <dantesu@faraday-tech.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef _FOTG210_H |
| #define _FOTG210_H |
| |
| struct fotg210_regs { |
| /* USB Host Controller */ |
| struct { |
| uint32_t data[4]; |
| } hccr; /* 0x00 - 0x0f: hccr */ |
| struct { |
| uint32_t data[9]; |
| } hcor; /* 0x10 - 0x33: hcor */ |
| uint32_t rsvd1[3]; |
| uint32_t miscr; /* 0x40: Miscellaneous Register */ |
| uint32_t rsvd2[15]; |
| /* USB OTG Controller */ |
| uint32_t otgcsr;/* 0x80: OTG Control Status Register */ |
| uint32_t otgisr;/* 0x84: OTG Interrupt Status Register */ |
| uint32_t otgier;/* 0x88: OTG Interrupt Enable Register */ |
| uint32_t rsvd3[13]; |
| uint32_t isr; /* 0xC0: Global Interrupt Status Register */ |
| uint32_t imr; /* 0xC4: Global Interrupt Mask Register */ |
| uint32_t rsvd4[14]; |
| /* USB Device Controller */ |
| uint32_t dev_ctrl;/* 0x100: Device Control Register */ |
| uint32_t dev_addr;/* 0x104: Device Address Register */ |
| uint32_t dev_test;/* 0x108: Device Test Register */ |
| uint32_t sof_fnr; /* 0x10c: SOF Frame Number Register */ |
| uint32_t sof_mtr; /* 0x110: SOF Mask Timer Register */ |
| uint32_t phy_tmsr;/* 0x114: PHY Test Mode Selector Register */ |
| uint32_t rsvd5[2]; |
| uint32_t cxfifo;/* 0x120: CX FIFO Register */ |
| uint32_t idle; /* 0x124: IDLE Counter Register */ |
| uint32_t rsvd6[2]; |
| uint32_t gimr; /* 0x130: Group Interrupt Mask Register */ |
| uint32_t gimr0; /* 0x134: Group Interrupt Mask Register 0 */ |
| uint32_t gimr1; /* 0x138: Group Interrupt Mask Register 1 */ |
| uint32_t gimr2; /* 0x13c: Group Interrupt Mask Register 2 */ |
| uint32_t gisr; /* 0x140: Group Interrupt Status Register */ |
| uint32_t gisr0; /* 0x144: Group Interrupt Status Register 0 */ |
| uint32_t gisr1; /* 0x148: Group Interrupt Status Register 1 */ |
| uint32_t gisr2; /* 0x14c: Group Interrupt Status Register 2 */ |
| uint32_t rxzlp; /* 0x150: Receive Zero-Length-Packet Register */ |
| uint32_t txzlp; /* 0x154: Transfer Zero-Length-Packet Register */ |
| uint32_t isoeasr;/* 0x158: ISOC Error/Abort Status Register */ |
| uint32_t rsvd7[1]; |
| uint32_t iep[8]; /* 0x160 - 0x17f: IN Endpoint Register */ |
| uint32_t oep[8]; /* 0x180 - 0x19f: OUT Endpoint Register */ |
| uint32_t epmap14;/* 0x1a0: Endpoint Map Register (EP1 ~ 4) */ |
| uint32_t epmap58;/* 0x1a4: Endpoint Map Register (EP5 ~ 8) */ |
| uint32_t fifomap;/* 0x1a8: FIFO Map Register */ |
| uint32_t fifocfg; /* 0x1ac: FIFO Configuration Register */ |
| uint32_t fifocsr[4];/* 0x1b0 - 0x1bf: FIFO Control Status Register */ |
| uint32_t dma_fifo; /* 0x1c0: DMA Target FIFO Register */ |
| uint32_t rsvd8[1]; |
| uint32_t dma_ctrl; /* 0x1c8: DMA Control Register */ |
| uint32_t dma_addr; /* 0x1cc: DMA Address Register */ |
| uint32_t ep0_data; /* 0x1d0: EP0 Setup Packet PIO Register */ |
| }; |
| |
| /* Miscellaneous Register */ |
| #define MISCR_SUSPEND (1 << 6) /* Put transceiver in suspend mode */ |
| #define MISCR_EOF2(x) (((x) & 0x3) << 4) /* EOF 2 Timing */ |
| #define MISCR_EOF1(x) (((x) & 0x3) << 2) /* EOF 1 Timing */ |
| #define MISCR_ASST(x) (((x) & 0x3) << 0) /* Async. Sched. Sleep Timer */ |
| |
| /* OTG Control Status Register */ |
| #define OTGCSR_SPD_HIGH (2 << 22) /* Speed of the attached device (host) */ |
| #define OTGCSR_SPD_LOW (1 << 22) |
| #define OTGCSR_SPD_FULL (0 << 22) |
| #define OTGCSR_SPD_MASK (3 << 22) |
| #define OTGCSR_SPD_SHIFT 22 |
| #define OTGCSR_SPD(x) (((x) >> 22) & 0x03) |
| #define OTGCSR_DEV_A (0 << 21) /* Acts as A-device */ |
| #define OTGCSR_DEV_B (1 << 21) /* Acts as B-device */ |
| #define OTGCSR_ROLE_H (0 << 20) /* Acts as Host */ |
| #define OTGCSR_ROLE_D (1 << 20) /* Acts as Device */ |
| #define OTGCSR_A_VBUS_VLD (1 << 19) /* A-device VBUS Valid */ |
| #define OTGCSR_A_SESS_VLD (1 << 18) /* A-device Session Valid */ |
| #define OTGCSR_B_SESS_VLD (1 << 17) /* B-device Session Valid */ |
| #define OTGCSR_B_SESS_END (1 << 16) /* B-device Session End */ |
| #define OTGCSR_HFT_LONG (1 << 11) /* HDISCON noise filter = 270 us*/ |
| #define OTGCSR_HFT (0 << 11) /* HDISCON noise filter = 135 us*/ |
| #define OTGCSR_VFT_LONG (1 << 10) /* VBUS noise filter = 472 us*/ |
| #define OTGCSR_VFT (0 << 10) /* VBUS noise filter = 135 us*/ |
| #define OTGCSR_IDFT_LONG (1 << 9) /* ID noise filter = 4 ms*/ |
| #define OTGCSR_IDFT (0 << 9) /* ID noise filter = 3 ms*/ |
| #define OTGCSR_A_SRPR_VBUS (0 << 8) /* A-device: SRP responds to VBUS */ |
| #define OTGCSR_A_SRPR_DATA (1 << 8) /* A-device: SRP responds to DATA-LINE */ |
| #define OTGCSR_A_SRP_EN (1 << 7) /* A-device SRP detection enabled */ |
| #define OTGCSR_A_HNP (1 << 6) /* Set role=A-device with HNP enabled */ |
| #define OTGCSR_A_BUSDROP (1 << 5) /* A-device drop bus (power-down) */ |
| #define OTGCSR_A_BUSREQ (1 << 4) /* A-device request bus */ |
| #define OTGCSR_B_VBUS_DISC (1 << 2) /* B-device discharges VBUS */ |
| #define OTGCSR_B_HNP (1 << 1) /* B-device enable HNP */ |
| #define OTGCSR_B_BUSREQ (1 << 0) /* B-device request bus */ |
| |
| /* OTG Interrupt Status Register */ |
| #define OTGISR_APRM (1 << 12) /* Mini-A plug removed */ |
| #define OTGISR_BPRM (1 << 11) /* Mini-B plug removed */ |
| #define OTGISR_OVD (1 << 10) /* over-current detected */ |
| #define OTGISR_IDCHG (1 << 9) /* ID(A/B) changed */ |
| #define OTGISR_RLCHG (1 << 8) /* Role(Host/Device) changed */ |
| #define OTGISR_BSESSEND (1 << 6) /* B-device Session End */ |
| #define OTGISR_AVBUSERR (1 << 5) /* A-device VBUS Error */ |
| #define OTGISR_ASRP (1 << 4) /* A-device SRP detected */ |
| #define OTGISR_BSRP (1 << 0) /* B-device SRP complete */ |
| |
| /* OTG Interrupt Enable Register */ |
| #define OTGIER_APRM (1 << 12) /* Mini-A plug removed */ |
| #define OTGIER_BPRM (1 << 11) /* Mini-B plug removed */ |
| #define OTGIER_OVD (1 << 10) /* over-current detected */ |
| #define OTGIER_IDCHG (1 << 9) /* ID(A/B) changed */ |
| #define OTGIER_RLCHG (1 << 8) /* Role(Host/Device) changed */ |
| #define OTGIER_BSESSEND (1 << 6) /* B-device Session End */ |
| #define OTGIER_AVBUSERR (1 << 5) /* A-device VBUS Error */ |
| #define OTGIER_ASRP (1 << 4) /* A-device SRP detected */ |
| #define OTGIER_BSRP (1 << 0) /* B-device SRP complete */ |
| |
| /* Global Interrupt Status Register (W1C) */ |
| #define ISR_HOST (1 << 2) /* USB Host interrupt */ |
| #define ISR_OTG (1 << 1) /* USB OTG interrupt */ |
| #define ISR_DEV (1 << 0) /* USB Device interrupt */ |
| #define ISR_MASK 0x07 |
| |
| /* Global Interrupt Mask Register */ |
| #define IMR_IRQLH (1 << 3) /* Interrupt triggered at level-high */ |
| #define IMR_IRQLL (0 << 3) /* Interrupt triggered at level-low */ |
| #define IMR_HOST (1 << 2) /* USB Host interrupt */ |
| #define IMR_OTG (1 << 1) /* USB OTG interrupt */ |
| #define IMR_DEV (1 << 0) /* USB Device interrupt */ |
| #define IMR_MASK 0x0f |
| |
| /* Device Control Register */ |
| #define DEVCTRL_FS_FORCED (1 << 9) /* Forced to be Full-Speed Mode */ |
| #define DEVCTRL_HS (1 << 6) /* High Speed Mode */ |
| #define DEVCTRL_FS (0 << 6) /* Full Speed Mode */ |
| #define DEVCTRL_EN (1 << 5) /* Chip Enable */ |
| #define DEVCTRL_RESET (1 << 4) /* Chip Software Reset */ |
| #define DEVCTRL_SUSPEND (1 << 3) /* Enter Suspend Mode */ |
| #define DEVCTRL_GIRQ_EN (1 << 2) /* Global Interrupt Enabled */ |
| #define DEVCTRL_HALFSPD (1 << 1) /* Half speed mode for FPGA test */ |
| #define DEVCTRL_RWAKEUP (1 << 0) /* Enable remote wake-up */ |
| |
| /* Device Address Register */ |
| #define DEVADDR_CONF (1 << 7) /* SET_CONFIGURATION has been executed */ |
| #define DEVADDR_ADDR(x) ((x) & 0x7f) |
| #define DEVADDR_ADDR_MASK 0x7f |
| |
| /* Device Test Register */ |
| #define DEVTEST_NOSOF (1 << 6) /* Do not generate SOF */ |
| #define DEVTEST_TST_MODE (1 << 5) /* Enter Test Mode */ |
| #define DEVTEST_TST_NOTS (1 << 4) /* Do not toggle sequence */ |
| #define DEVTEST_TST_NOCRC (1 << 3) /* Do not append CRC */ |
| #define DEVTEST_TST_CLREA (1 << 2) /* Clear External Side Address */ |
| #define DEVTEST_TST_CXLP (1 << 1) /* EP0 loopback test */ |
| #define DEVTEST_TST_CLRFF (1 << 0) /* Clear FIFO */ |
| |
| /* SOF Frame Number Register */ |
| #define SOFFNR_UFN(x) (((x) >> 11) & 0x7) /* SOF Micro-Frame Number */ |
| #define SOFFNR_FNR(x) ((x) & 0x7ff) /* SOF Frame Number */ |
| |
| /* SOF Mask Timer Register */ |
| #define SOFMTR_TMR(x) ((x) & 0xffff) |
| |
| /* PHY Test Mode Selector Register */ |
| #define PHYTMSR_TST_PKT (1 << 4) /* Packet send test */ |
| #define PHYTMSR_TST_SE0NAK (1 << 3) /* High-Speed quiescent state */ |
| #define PHYTMSR_TST_KSTA (1 << 2) /* High-Speed K state */ |
| #define PHYTMSR_TST_JSTA (1 << 1) /* High-Speed J state */ |
| #define PHYTMSR_UNPLUG (1 << 0) /* Enable soft-detachment */ |
| |
| /* CX FIFO Register */ |
| #define CXFIFO_BYTES(x) (((x) >> 24) & 0x7f) /* CX/EP0 FIFO byte count */ |
| #define CXFIFO_FIFOE(x) (1 << (((x) & 0x03) + 8)) /* EPx FIFO empty */ |
| #define CXFIFO_FIFOE_FIFO0 (1 << 8) |
| #define CXFIFO_FIFOE_FIFO1 (1 << 9) |
| #define CXFIFO_FIFOE_FIFO2 (1 << 10) |
| #define CXFIFO_FIFOE_FIFO3 (1 << 11) |
| #define CXFIFO_FIFOE_MASK (0x0f << 8) |
| #define CXFIFO_CXFIFOE (1 << 5) /* CX FIFO empty */ |
| #define CXFIFO_CXFIFOF (1 << 4) /* CX FIFO full */ |
| #define CXFIFO_CXFIFOCLR (1 << 3) /* CX FIFO clear */ |
| #define CXFIFO_CXSTALL (1 << 2) /* CX Stall */ |
| #define CXFIFO_TSTPKTFIN (1 << 1) /* Test packet data transfer finished */ |
| #define CXFIFO_CXFIN (1 << 0) /* CX data transfer finished */ |
| |
| /* IDLE Counter Register */ |
| #define IDLE_MS(x) ((x) & 0x07) /* PHY suspend delay = x ms */ |
| |
| /* Group Interrupt Mask(Disable) Register */ |
| #define GIMR_GRP2 (1 << 2) /* Disable interrupt group 2 */ |
| #define GIMR_GRP1 (1 << 1) /* Disable interrupt group 1 */ |
| #define GIMR_GRP0 (1 << 0) /* Disable interrupt group 0 */ |
| #define GIMR_MASK 0x07 |
| |
| /* Group Interrupt Mask(Disable) Register 0 (CX) */ |
| #define GIMR0_CXABORT (1 << 5) /* CX command abort interrupt */ |
| #define GIMR0_CXERR (1 << 4) /* CX command error interrupt */ |
| #define GIMR0_CXEND (1 << 3) /* CX command end interrupt */ |
| #define GIMR0_CXOUT (1 << 2) /* EP0-OUT packet interrupt */ |
| #define GIMR0_CXIN (1 << 1) /* EP0-IN packet interrupt */ |
| #define GIMR0_CXSETUP (1 << 0) /* EP0-SETUP packet interrupt */ |
| #define GIMR0_MASK 0x3f |
| |
| /* Group Interrupt Mask(Disable) Register 1 (FIFO) */ |
| #define GIMR1_FIFO_IN(x) (1 << (((x) & 3) + 16)) /* FIFOx IN */ |
| #define GIMR1_FIFO_TX(x) GIMR1_FIFO_IN(x) |
| #define GIMR1_FIFO_OUT(x) (1 << (((x) & 3) * 2)) /* FIFOx OUT */ |
| #define GIMR1_FIFO_SPK(x) (1 << (((x) & 3) * 2 + 1)) /* FIFOx SHORT PACKET */ |
| #define GIMR1_FIFO_RX(x) (GIMR1_FIFO_OUT(x) | GIMR1_FIFO_SPK(x)) |
| #define GIMR1_MASK 0xf00ff |
| |
| /* Group Interrupt Mask(Disable) Register 2 (Device) */ |
| #define GIMR2_WAKEUP (1 << 10) /* Device waked up */ |
| #define GIMR2_IDLE (1 << 9) /* Device idle */ |
| #define GIMR2_DMAERR (1 << 8) /* DMA error */ |
| #define GIMR2_DMAFIN (1 << 7) /* DMA finished */ |
| #define GIMR2_ZLPRX (1 << 6) /* Zero-Length-Packet Rx Interrupt */ |
| #define GIMR2_ZLPTX (1 << 5) /* Zero-Length-Packet Tx Interrupt */ |
| #define GIMR2_ISOCABT (1 << 4) /* ISOC Abort Interrupt */ |
| #define GIMR2_ISOCERR (1 << 3) /* ISOC Error Interrupt */ |
| #define GIMR2_RESUME (1 << 2) /* Resume state change Interrupt */ |
| #define GIMR2_SUSPEND (1 << 1) /* Suspend state change Interrupt */ |
| #define GIMR2_RESET (1 << 0) /* Reset Interrupt */ |
| #define GIMR2_MASK 0x7ff |
| |
| /* Group Interrupt Status Register */ |
| #define GISR_GRP2 (1 << 2) /* Interrupt group 2 */ |
| #define GISR_GRP1 (1 << 1) /* Interrupt group 1 */ |
| #define GISR_GRP0 (1 << 0) /* Interrupt group 0 */ |
| |
| /* Group Interrupt Status Register 0 (CX) */ |
| #define GISR0_CXABORT (1 << 5) /* CX command abort interrupt */ |
| #define GISR0_CXERR (1 << 4) /* CX command error interrupt */ |
| #define GISR0_CXEND (1 << 3) /* CX command end interrupt */ |
| #define GISR0_CXOUT (1 << 2) /* EP0-OUT packet interrupt */ |
| #define GISR0_CXIN (1 << 1) /* EP0-IN packet interrupt */ |
| #define GISR0_CXSETUP (1 << 0) /* EP0-SETUP packet interrupt */ |
| |
| /* Group Interrupt Status Register 1 (FIFO) */ |
| #define GISR1_IN_FIFO(x) (1 << (((x) & 0x03) + 16)) /* FIFOx IN */ |
| #define GISR1_OUT_FIFO(x) (1 << (((x) & 0x03) * 2)) /* FIFOx OUT */ |
| #define GISR1_SPK_FIFO(x) (1 << (((x) & 0x03) * 2 + 1)) /* FIFOx SPK */ |
| #define GISR1_RX_FIFO(x) (3 << (((x) & 0x03) * 2)) /* FIFOx OUT/SPK */ |
| |
| /* Group Interrupt Status Register 2 (Device) */ |
| #define GISR2_WAKEUP (1 << 10) /* Device waked up */ |
| #define GISR2_IDLE (1 << 9) /* Device idle */ |
| #define GISR2_DMAERR (1 << 8) /* DMA error */ |
| #define GISR2_DMAFIN (1 << 7) /* DMA finished */ |
| #define GISR2_ZLPRX (1 << 6) /* Zero-Length-Packet Rx Interrupt */ |
| #define GISR2_ZLPTX (1 << 5) /* Zero-Length-Packet Tx Interrupt */ |
| #define GISR2_ISOCABT (1 << 4) /* ISOC Abort Interrupt */ |
| #define GISR2_ISOCERR (1 << 3) /* ISOC Error Interrupt */ |
| #define GISR2_RESUME (1 << 2) /* Resume state change Interrupt */ |
| #define GISR2_SUSPEND (1 << 1) /* Suspend state change Interrupt */ |
| #define GISR2_RESET (1 << 0) /* Reset Interrupt */ |
| |
| /* Receive Zero-Length-Packet Register */ |
| #define RXZLP_EP(x) (1 << ((x) - 1)) /* EPx ZLP rx interrupt */ |
| |
| /* Transfer Zero-Length-Packet Register */ |
| #define TXZLP_EP(x) (1 << ((x) - 1)) /* EPx ZLP tx interrupt */ |
| |
| /* ISOC Error/Abort Status Register */ |
| #define ISOEASR_EP(x) (0x10001 << ((x) - 1)) /* EPx ISOC Error/Abort */ |
| |
| /* IN Endpoint Register */ |
| #define IEP_SENDZLP (1 << 15) /* Send Zero-Length-Packet */ |
| #define IEP_TNRHB(x) (((x) & 0x03) << 13) \ |
| /* Transaction Number for High-Bandwidth EP(ISOC) */ |
| #define IEP_RESET (1 << 12) /* Reset Toggle Sequence */ |
| #define IEP_STALL (1 << 11) /* Stall */ |
| #define IEP_MAXPS(x) ((x) & 0x7ff) /* Max. packet size */ |
| |
| /* OUT Endpoint Register */ |
| #define OEP_RESET (1 << 12) /* Reset Toggle Sequence */ |
| #define OEP_STALL (1 << 11) /* Stall */ |
| #define OEP_MAXPS(x) ((x) & 0x7ff) /* Max. packet size */ |
| |
| /* Endpoint Map Register (EP1 ~ EP4) */ |
| #define EPMAP14_SET_IN(ep, fifo) \ |
| ((fifo) & 3) << (((ep) - 1) << 3 + 0) |
| #define EPMAP14_SET_OUT(ep, fifo) \ |
| ((fifo) & 3) << (((ep) - 1) << 3 + 4) |
| #define EPMAP14_SET(ep, in, out) \ |
| do { \ |
| EPMAP14_SET_IN(ep, in); \ |
| EPMAP14_SET_OUT(ep, out); \ |
| } while (0) |
| |
| #define EPMAP14_DEFAULT 0x33221100 /* EP1->FIFO0, EP2->FIFO1... */ |
| |
| /* Endpoint Map Register (EP5 ~ EP8) */ |
| #define EPMAP58_SET_IN(ep, fifo) \ |
| ((fifo) & 3) << (((ep) - 5) << 3 + 0) |
| #define EPMAP58_SET_OUT(ep, fifo) \ |
| ((fifo) & 3) << (((ep) - 5) << 3 + 4) |
| #define EPMAP58_SET(ep, in, out) \ |
| do { \ |
| EPMAP58_SET_IN(ep, in); \ |
| EPMAP58_SET_OUT(ep, out); \ |
| } while (0) |
| |
| #define EPMAP58_DEFAULT 0x00000000 /* All EPx->FIFO0 */ |
| |
| /* FIFO Map Register */ |
| #define FIFOMAP_BIDIR (2 << 4) |
| #define FIFOMAP_IN (1 << 4) |
| #define FIFOMAP_OUT (0 << 4) |
| #define FIFOMAP_DIR_MASK 0x30 |
| #define FIFOMAP_EP(x) ((x) & 0x0f) |
| #define FIFOMAP_EP_MASK 0x0f |
| #define FIFOMAP_CFG_MASK 0x3f |
| #define FIFOMAP_DEFAULT 0x04030201 /* FIFO0->EP1, FIFO1->EP2... */ |
| #define FIFOMAP(fifo, cfg) (((cfg) & 0x3f) << (((fifo) & 3) << 3)) |
| |
| /* FIFO Configuration Register */ |
| #define FIFOCFG_EN (1 << 5) |
| #define FIFOCFG_BLKSZ_1024 (1 << 4) |
| #define FIFOCFG_BLKSZ_512 (0 << 4) |
| #define FIFOCFG_3BLK (2 << 2) |
| #define FIFOCFG_2BLK (1 << 2) |
| #define FIFOCFG_1BLK (0 << 2) |
| #define FIFOCFG_NBLK_MASK 3 |
| #define FIFOCFG_NBLK_SHIFT 2 |
| #define FIFOCFG_INTR (3 << 0) |
| #define FIFOCFG_BULK (2 << 0) |
| #define FIFOCFG_ISOC (1 << 0) |
| #define FIFOCFG_RSVD (0 << 0) /* Reserved */ |
| #define FIFOCFG_TYPE_MASK 3 |
| #define FIFOCFG_TYPE_SHIFT 0 |
| #define FIFOCFG_CFG_MASK 0x3f |
| #define FIFOCFG(fifo, cfg) (((cfg) & 0x3f) << (((fifo) & 3) << 3)) |
| |
| /* FIFO Control Status Register */ |
| #define FIFOCSR_RESET (1 << 12) /* FIFO Reset */ |
| #define FIFOCSR_BYTES(x) ((x) & 0x7ff) /* Length(bytes) for OUT-EP/FIFO */ |
| |
| /* DMA Target FIFO Register */ |
| #define DMAFIFO_CX (1 << 4) /* DMA FIFO = CX FIFO */ |
| #define DMAFIFO_FIFO(x) (1 << ((x) & 0x3)) /* DMA FIFO = FIFOx */ |
| |
| /* DMA Control Register */ |
| #define DMACTRL_LEN(x) (((x) & 0x1ffff) << 8) /* DMA length (Bytes) */ |
| #define DMACTRL_LEN_SHIFT 8 |
| #define DMACTRL_CLRFF (1 << 4) /* Clear FIFO upon DMA abort */ |
| #define DMACTRL_ABORT (1 << 3) /* DMA abort */ |
| #define DMACTRL_IO2IO (1 << 2) /* IO to IO */ |
| #define DMACTRL_FIFO2MEM (0 << 1) /* FIFO to Memory */ |
| #define DMACTRL_MEM2FIFO (1 << 1) /* Memory to FIFO */ |
| #define DMACTRL_START (1 << 0) /* DMA start */ |
| |
| #endif |