diff options
Diffstat (limited to 'drivers/usb/host/isp1760-hcd.h')
| -rw-r--r-- | drivers/usb/host/isp1760-hcd.h | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/drivers/usb/host/isp1760-hcd.h b/drivers/usb/host/isp1760-hcd.h new file mode 100644 index 00000000..33dc79cc --- /dev/null +++ b/drivers/usb/host/isp1760-hcd.h @@ -0,0 +1,208 @@ +#ifndef _ISP1760_HCD_H_ +#define _ISP1760_HCD_H_ + +/* exports for if */ +struct usb_hcd *isp1760_register(phys_addr_t res_start, resource_size_t res_len, + int irq, unsigned long irqflags, + int rst_gpio, + struct device *dev, const char *busname, + unsigned int devflags); +int init_kmem_once(void); +void deinit_kmem_cache(void); + +/* EHCI capability registers */ +#define HC_CAPLENGTH 0x00 +#define HC_HCSPARAMS 0x04 +#define HC_HCCPARAMS 0x08 + +/* EHCI operational registers */ +#define HC_USBCMD 0x20 +#define HC_USBSTS 0x24 +#define HC_FRINDEX 0x2c +#define HC_CONFIGFLAG 0x60 +#define HC_PORTSC1 0x64 +#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_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 + +/* 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 + +/* urb state*/ +#define DELETE_URB (0x0008) +#define NO_TRANSFER_ACTIVE (0xffffffff) + +/* Philips Proprietary Transfer Descriptor (PTD) */ +typedef __u32 __bitwise __dw; +struct ptd { + __dw dw0; + __dw dw1; + __dw dw2; + __dw dw3; + __dw dw4; + __dw dw5; + __dw dw6; + __dw dw7; +}; +#define PTD_OFFSET 0x0400 +#define ISO_PTD_OFFSET 0x0400 +#define INT_PTD_OFFSET 0x0800 +#define ATL_PTD_OFFSET 0x0c00 +#define PAYLOAD_OFFSET 0x1000 + +struct slotinfo { + struct isp1760_qh *qh; + struct isp1760_qtd *qtd; + unsigned long timestamp; +}; + + +typedef void (packet_enqueue)(struct usb_hcd *hcd, struct isp1760_qh *qh, + struct isp1760_qtd *qtd); + +/* + * Device flags that can vary from board to board. All of these + * indicate the most "atypical" case, so that a devflags of 0 is + * a sane default configuration. + */ +#define ISP1760_FLAG_BUS_WIDTH_16 0x00000002 /* 16-bit data bus width */ +#define ISP1760_FLAG_OTG_EN 0x00000004 /* Port 1 supports OTG */ +#define ISP1760_FLAG_ANALOG_OC 0x00000008 /* Analog overcurrent */ +#define ISP1760_FLAG_DACK_POL_HIGH 0x00000010 /* DACK active high */ +#define ISP1760_FLAG_DREQ_POL_HIGH 0x00000020 /* DREQ active high */ +#define ISP1760_FLAG_ISP1761 0x00000040 /* Chip is ISP1761 */ +#define ISP1760_FLAG_INTR_POL_HIGH 0x00000080 /* Interrupt polarity active high */ +#define ISP1760_FLAG_INTR_EDGE_TRIG 0x00000100 /* Interrupt edge triggered */ +#define ISP1760_FLAG_RESET_ACTIVE_HIGH 0x80000000 /* RESET GPIO active high */ + +/* chip memory management */ +struct memory_chunk { + unsigned int start; + unsigned int size; + unsigned int free; +}; + +/* + * 60kb divided in: + * - 32 blocks @ 256 bytes + * - 20 blocks @ 1024 bytes + * - 4 blocks @ 8192 bytes + */ + +#define BLOCK_1_NUM 32 +#define BLOCK_2_NUM 20 +#define BLOCK_3_NUM 4 + +#define BLOCK_1_SIZE 256 +#define BLOCK_2_SIZE 1024 +#define BLOCK_3_SIZE 8192 +#define BLOCKS (BLOCK_1_NUM + BLOCK_2_NUM + BLOCK_3_NUM) +#define MAX_PAYLOAD_SIZE BLOCK_3_SIZE +#define PAYLOAD_AREA_SIZE 0xf000 + +/* ATL */ +/* DW0 */ +#define DW0_VALID_BIT 1 +#define FROM_DW0_VALID(x) ((x) & 0x01) +#define TO_DW0_LENGTH(x) (((u32) x) << 3) +#define TO_DW0_MAXPACKET(x) (((u32) x) << 18) +#define TO_DW0_MULTI(x) (((u32) x) << 29) +#define TO_DW0_ENDPOINT(x) (((u32) x) << 31) +/* DW1 */ +#define TO_DW1_DEVICE_ADDR(x) (((u32) x) << 3) +#define TO_DW1_PID_TOKEN(x) (((u32) x) << 10) +#define DW1_TRANS_BULK ((u32) 2 << 12) +#define DW1_TRANS_INT ((u32) 3 << 12) +#define DW1_TRANS_SPLIT ((u32) 1 << 14) +#define DW1_SE_USB_LOSPEED ((u32) 2 << 16) +#define TO_DW1_PORT_NUM(x) (((u32) x) << 18) +#define TO_DW1_HUB_NUM(x) (((u32) x) << 25) +/* DW2 */ +#define TO_DW2_DATA_START_ADDR(x) (((u32) x) << 8) +#define TO_DW2_RL(x) ((x) << 25) +#define FROM_DW2_RL(x) (((x) >> 25) & 0xf) +/* DW3 */ +#define FROM_DW3_NRBYTESTRANSFERRED(x) ((x) & 0x7fff) +#define FROM_DW3_SCS_NRBYTESTRANSFERRED(x) ((x) & 0x07ff) +#define TO_DW3_NAKCOUNT(x) ((x) << 19) +#define FROM_DW3_NAKCOUNT(x) (((x) >> 19) & 0xf) +#define TO_DW3_CERR(x) ((x) << 23) +#define FROM_DW3_CERR(x) (((x) >> 23) & 0x3) +#define TO_DW3_DATA_TOGGLE(x) ((x) << 25) +#define FROM_DW3_DATA_TOGGLE(x) (((x) >> 25) & 0x1) +#define TO_DW3_PING(x) ((x) << 26) +#define FROM_DW3_PING(x) (((x) >> 26) & 0x1) +#define DW3_ERROR_BIT (1 << 28) +#define DW3_BABBLE_BIT (1 << 29) +#define DW3_HALT_BIT (1 << 30) +#define DW3_ACTIVE_BIT (1 << 31) +#define FROM_DW3_ACTIVE(x) (((x) >> 31) & 0x01) + +#define INT_UNDERRUN (1 << 2) +#define INT_BABBLE (1 << 1) +#define INT_EXACT (1 << 0) + +#define SETUP_PID (2) +#define IN_PID (1) +#define OUT_PID (0) + +/* Errata 1 */ +#define RL_COUNTER (0) +#define NAK_COUNTER (0) +#define ERR_COUNTER (2) + +#endif /* _ISP1760_HCD_H_ */ |