230 lines
6.1 KiB
C
230 lines
6.1 KiB
C
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#ifndef _ISP1760_HCD_H_
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#define _ISP1760_HCD_H_
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/* exports for if */
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struct usb_hcd *isp1760_register(phys_addr_t res_start, resource_size_t res_len,
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int irq, unsigned long irqflags,
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struct device *dev, const char *busname,
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unsigned int devflags);
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int init_kmem_once(void);
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void deinit_kmem_cache(void);
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/* EHCI capability registers */
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#define HC_CAPLENGTH 0x00
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#define HC_HCSPARAMS 0x04
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#define HC_HCCPARAMS 0x08
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/* EHCI operational registers */
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#define HC_USBCMD 0x20
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#define HC_USBSTS 0x24
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#define HC_FRINDEX 0x2c
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#define HC_CONFIGFLAG 0x60
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#define HC_PORTSC1 0x64
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#define HC_ISO_PTD_DONEMAP_REG 0x130
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#define HC_ISO_PTD_SKIPMAP_REG 0x134
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#define HC_ISO_PTD_LASTPTD_REG 0x138
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#define HC_INT_PTD_DONEMAP_REG 0x140
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#define HC_INT_PTD_SKIPMAP_REG 0x144
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#define HC_INT_PTD_LASTPTD_REG 0x148
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#define HC_ATL_PTD_DONEMAP_REG 0x150
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#define HC_ATL_PTD_SKIPMAP_REG 0x154
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#define HC_ATL_PTD_LASTPTD_REG 0x158
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/* Configuration Register */
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#define HC_HW_MODE_CTRL 0x300
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#define ALL_ATX_RESET (1 << 31)
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#define HW_ANA_DIGI_OC (1 << 15)
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#define HW_DATA_BUS_32BIT (1 << 8)
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#define HW_DACK_POL_HIGH (1 << 6)
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#define HW_DREQ_POL_HIGH (1 << 5)
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#define HW_INTR_HIGH_ACT (1 << 2)
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#define HW_INTR_EDGE_TRIG (1 << 1)
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#define HW_GLOBAL_INTR_EN (1 << 0)
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#define HC_CHIP_ID_REG 0x304
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#define HC_SCRATCH_REG 0x308
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#define HC_RESET_REG 0x30c
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#define SW_RESET_RESET_HC (1 << 1)
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#define SW_RESET_RESET_ALL (1 << 0)
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#define HC_BUFFER_STATUS_REG 0x334
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#define ATL_BUFFER 0x1
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#define INT_BUFFER 0x2
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#define ISO_BUFFER 0x4
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#define BUFFER_MAP 0x7
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#define HC_MEMORY_REG 0x33c
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#define ISP_BANK(x) ((x) << 16)
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#define HC_PORT1_CTRL 0x374
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#define PORT1_POWER (3 << 3)
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#define PORT1_INIT1 (1 << 7)
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#define PORT1_INIT2 (1 << 23)
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#define HW_OTG_CTRL_SET 0x374
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#define HW_OTG_CTRL_CLR 0x376
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/* Interrupt Register */
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#define HC_INTERRUPT_REG 0x310
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#define HC_INTERRUPT_ENABLE 0x314
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#define INTERRUPT_ENABLE_MASK (HC_INTL_INT | HC_ATL_INT | HC_EOT_INT)
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#define HC_ISO_INT (1 << 9)
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#define HC_ATL_INT (1 << 8)
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#define HC_INTL_INT (1 << 7)
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#define HC_EOT_INT (1 << 3)
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#define HC_SOT_INT (1 << 1)
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#define HC_ISO_IRQ_MASK_OR_REG 0x318
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#define HC_INT_IRQ_MASK_OR_REG 0x31C
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#define HC_ATL_IRQ_MASK_OR_REG 0x320
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#define HC_ISO_IRQ_MASK_AND_REG 0x324
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#define HC_INT_IRQ_MASK_AND_REG 0x328
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#define HC_ATL_IRQ_MASK_AND_REG 0x32C
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/* Register sets */
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#define HC_BEGIN_OF_ATL 0x0c00
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#define HC_BEGIN_OF_INT 0x0800
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#define HC_BEGIN_OF_ISO 0x0400
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#define HC_BEGIN_OF_PAYLOAD 0x1000
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/* urb state*/
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#define DELETE_URB (0x0008)
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#define NO_TRANSFER_ACTIVE (0xffffffff)
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#define ATL_REGS_OFFSET (0xc00)
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#define INT_REGS_OFFSET (0x800)
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/* Philips Transfer Descriptor (PTD) */
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struct ptd {
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__le32 dw0;
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__le32 dw1;
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__le32 dw2;
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__le32 dw3;
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__le32 dw4;
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__le32 dw5;
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__le32 dw6;
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__le32 dw7;
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};
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struct inter_packet_info {
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void *data_buffer;
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u32 payload;
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#define PTD_FIRE_NEXT (1 << 0)
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#define PTD_URB_FINISHED (1 << 1)
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struct urb *urb;
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struct isp1760_qh *qh;
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struct isp1760_qtd *qtd;
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};
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typedef void (packet_enqueue)(struct usb_hcd *hcd, struct isp1760_qh *qh,
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struct isp1760_qtd *qtd);
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#define isp1760_dbg(priv, fmt, args...) \
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dev_dbg(priv_to_hcd(priv)->self.controller, fmt, ##args)
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#define isp1760_info(priv, fmt, args...) \
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dev_info(priv_to_hcd(priv)->self.controller, fmt, ##args)
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#define isp1760_err(priv, fmt, args...) \
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dev_err(priv_to_hcd(priv)->self.controller, fmt, ##args)
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/*
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* Device flags that can vary from board to board. All of these
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* indicate the most "atypical" case, so that a devflags of 0 is
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* a sane default configuration.
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*/
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#define ISP1760_FLAG_BUS_WIDTH_16 0x00000002 /* 16-bit data bus width */
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#define ISP1760_FLAG_OTG_EN 0x00000004 /* Port 1 supports OTG */
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#define ISP1760_FLAG_ANALOG_OC 0x00000008 /* Analog overcurrent */
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#define ISP1760_FLAG_DACK_POL_HIGH 0x00000010 /* DACK active high */
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#define ISP1760_FLAG_DREQ_POL_HIGH 0x00000020 /* DREQ active high */
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#define ISP1760_FLAG_ISP1761 0x00000040 /* Chip is ISP1761 */
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#define ISP1760_FLAG_INTR_POL_HIGH 0x00000080 /* Interrupt polarity active high */
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#define ISP1760_FLAG_INTR_EDGE_TRIG 0x00000100 /* Interrupt edge triggered */
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/* chip memory management */
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struct memory_chunk {
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unsigned int start;
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unsigned int size;
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unsigned int free;
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};
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/*
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* 60kb divided in:
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* - 32 blocks @ 256 bytes
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* - 20 blocks @ 1024 bytes
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* - 4 blocks @ 8192 bytes
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*/
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#define BLOCK_1_NUM 32
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#define BLOCK_2_NUM 20
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#define BLOCK_3_NUM 4
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#define BLOCK_1_SIZE 256
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#define BLOCK_2_SIZE 1024
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#define BLOCK_3_SIZE 8192
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#define BLOCKS (BLOCK_1_NUM + BLOCK_2_NUM + BLOCK_3_NUM)
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#define PAYLOAD_SIZE 0xf000
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/* I saw if some reloads if the pointer was negative */
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#define ISP1760_NULL_POINTER (0x400)
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/* ATL */
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/* DW0 */
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#define PTD_VALID 1
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#define PTD_LENGTH(x) (((u32) x) << 3)
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#define PTD_MAXPACKET(x) (((u32) x) << 18)
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#define PTD_MULTI(x) (((u32) x) << 29)
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#define PTD_ENDPOINT(x) (((u32) x) << 31)
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/* DW1 */
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#define PTD_DEVICE_ADDR(x) (((u32) x) << 3)
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#define PTD_PID_TOKEN(x) (((u32) x) << 10)
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#define PTD_TRANS_BULK ((u32) 2 << 12)
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#define PTD_TRANS_INT ((u32) 3 << 12)
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#define PTD_TRANS_SPLIT ((u32) 1 << 14)
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#define PTD_SE_USB_LOSPEED ((u32) 2 << 16)
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#define PTD_PORT_NUM(x) (((u32) x) << 18)
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#define PTD_HUB_NUM(x) (((u32) x) << 25)
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#define PTD_PING(x) (((u32) x) << 26)
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/* DW2 */
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#define PTD_RL_CNT(x) (((u32) x) << 25)
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#define PTD_DATA_START_ADDR(x) (((u32) x) << 8)
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#define BASE_ADDR 0x1000
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/* DW3 */
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#define PTD_CERR(x) (((u32) x) << 23)
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#define PTD_NAC_CNT(x) (((u32) x) << 19)
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#define PTD_ACTIVE ((u32) 1 << 31)
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#define PTD_DATA_TOGGLE(x) (((u32) x) << 25)
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#define DW3_HALT_BIT (1 << 30)
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#define DW3_ERROR_BIT (1 << 28)
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#define DW3_QTD_ACTIVE (1 << 31)
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#define INT_UNDERRUN (1 << 2)
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#define INT_BABBLE (1 << 1)
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#define INT_EXACT (1 << 0)
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#define DW1_GET_PID(x) (((x) >> 10) & 0x3)
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#define PTD_XFERRED_LENGTH(x) ((x) & 0x7fff)
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#define PTD_XFERRED_LENGTH_LO(x) ((x) & 0x7ff)
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#define SETUP_PID (2)
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#define IN_PID (1)
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#define OUT_PID (0)
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#define GET_QTD_TOKEN_TYPE(x) ((x) & 0x3)
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#define DATA_TOGGLE (1 << 31)
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#define GET_DATA_TOGGLE(x) ((x) >> 31)
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/* Errata 1 */
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#define RL_COUNTER (0)
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#define NAK_COUNTER (0)
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#define ERR_COUNTER (2)
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#define HC_ATL_PL_SIZE (8192)
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#endif
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