mirror of
https://github.com/torvalds/linux.git
synced 2024-11-05 03:21:32 +00:00
42c65396d4
There is no need to disable port 1 on ISP1761. That port could be used as an OTG port which would require a different init sequence. However we don't have OTG support (yet) so we can use it as a normal USB port. This patch allows port 1 to be used a normal Port on the ISP1761. Signed-off-by: Thomas Hommel <Thomas.Hommel@gefanuc.com> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
227 lines
5.9 KiB
C
227 lines
5.9 KiB
C
#ifndef _ISP1760_HCD_H_
|
|
#define _ISP1760_HCD_H_
|
|
|
|
/* exports for if */
|
|
struct usb_hcd *isp1760_register(u64 res_start, u64 res_len, int irq,
|
|
u64 irqflags, 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 ATL_BUFFER 0x1
|
|
#define INT_BUFFER 0x2
|
|
#define ISO_BUFFER 0x4
|
|
#define BUFFER_MAP 0x7
|
|
|
|
#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 INTERRUPT_ENABLE_MASK (HC_INTL_INT | HC_ATL_INT | HC_EOT_INT)
|
|
|
|
#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 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
|
|
|
|
/* Register sets */
|
|
#define HC_BEGIN_OF_ATL 0x0c00
|
|
#define HC_BEGIN_OF_INT 0x0800
|
|
#define HC_BEGIN_OF_ISO 0x0400
|
|
#define HC_BEGIN_OF_PAYLOAD 0x1000
|
|
|
|
/* urb state*/
|
|
#define DELETE_URB (0x0008)
|
|
#define NO_TRANSFER_ACTIVE (0xffffffff)
|
|
|
|
#define ATL_REGS_OFFSET (0xc00)
|
|
#define INT_REGS_OFFSET (0x800)
|
|
|
|
/* Philips Transfer Descriptor (PTD) */
|
|
struct ptd {
|
|
__le32 dw0;
|
|
__le32 dw1;
|
|
__le32 dw2;
|
|
__le32 dw3;
|
|
__le32 dw4;
|
|
__le32 dw5;
|
|
__le32 dw6;
|
|
__le32 dw7;
|
|
};
|
|
|
|
struct inter_packet_info {
|
|
void *data_buffer;
|
|
u32 payload;
|
|
#define PTD_FIRE_NEXT (1 << 0)
|
|
#define PTD_URB_FINISHED (1 << 1)
|
|
struct urb *urb;
|
|
struct isp1760_qh *qh;
|
|
struct isp1760_qtd *qtd;
|
|
};
|
|
|
|
|
|
typedef void (packet_enqueue)(struct usb_hcd *hcd, struct isp1760_qh *qh,
|
|
struct isp1760_qtd *qtd);
|
|
|
|
#define isp1760_dbg(priv, fmt, args...) \
|
|
dev_dbg(priv_to_hcd(priv)->self.controller, fmt, ##args)
|
|
|
|
#define isp1760_info(priv, fmt, args...) \
|
|
dev_info(priv_to_hcd(priv)->self.controller, fmt, ##args)
|
|
|
|
#define isp1760_err(priv, fmt, args...) \
|
|
dev_err(priv_to_hcd(priv)->self.controller, fmt, ##args)
|
|
|
|
/*
|
|
* 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 */
|
|
|
|
/* 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 PAYLOAD_SIZE 0xf000
|
|
|
|
/* I saw if some reloads if the pointer was negative */
|
|
#define ISP1760_NULL_POINTER (0x400)
|
|
|
|
/* ATL */
|
|
/* DW0 */
|
|
#define PTD_VALID 1
|
|
#define PTD_LENGTH(x) (((u32) x) << 3)
|
|
#define PTD_MAXPACKET(x) (((u32) x) << 18)
|
|
#define PTD_MULTI(x) (((u32) x) << 29)
|
|
#define PTD_ENDPOINT(x) (((u32) x) << 31)
|
|
/* DW1 */
|
|
#define PTD_DEVICE_ADDR(x) (((u32) x) << 3)
|
|
#define PTD_PID_TOKEN(x) (((u32) x) << 10)
|
|
#define PTD_TRANS_BULK ((u32) 2 << 12)
|
|
#define PTD_TRANS_INT ((u32) 3 << 12)
|
|
#define PTD_TRANS_SPLIT ((u32) 1 << 14)
|
|
#define PTD_SE_USB_LOSPEED ((u32) 2 << 16)
|
|
#define PTD_PORT_NUM(x) (((u32) x) << 18)
|
|
#define PTD_HUB_NUM(x) (((u32) x) << 25)
|
|
#define PTD_PING(x) (((u32) x) << 26)
|
|
/* DW2 */
|
|
#define PTD_RL_CNT(x) (((u32) x) << 25)
|
|
#define PTD_DATA_START_ADDR(x) (((u32) x) << 8)
|
|
#define BASE_ADDR 0x1000
|
|
/* DW3 */
|
|
#define PTD_CERR(x) (((u32) x) << 23)
|
|
#define PTD_NAC_CNT(x) (((u32) x) << 19)
|
|
#define PTD_ACTIVE ((u32) 1 << 31)
|
|
#define PTD_DATA_TOGGLE(x) (((u32) x) << 25)
|
|
|
|
#define DW3_HALT_BIT (1 << 30)
|
|
#define DW3_ERROR_BIT (1 << 28)
|
|
#define DW3_QTD_ACTIVE (1 << 31)
|
|
|
|
#define INT_UNDERRUN (1 << 2)
|
|
#define INT_BABBLE (1 << 1)
|
|
#define INT_EXACT (1 << 0)
|
|
|
|
#define DW1_GET_PID(x) (((x) >> 10) & 0x3)
|
|
#define PTD_XFERRED_LENGTH(x) ((x) & 0x7fff)
|
|
#define PTD_XFERRED_LENGTH_LO(x) ((x) & 0x7ff)
|
|
|
|
#define SETUP_PID (2)
|
|
#define IN_PID (1)
|
|
#define OUT_PID (0)
|
|
#define GET_QTD_TOKEN_TYPE(x) ((x) & 0x3)
|
|
|
|
#define DATA_TOGGLE (1 << 31)
|
|
#define GET_DATA_TOGGLE(x) ((x) >> 31)
|
|
|
|
/* Errata 1 */
|
|
#define RL_COUNTER (0)
|
|
#define NAK_COUNTER (0)
|
|
#define ERR_COUNTER (2)
|
|
|
|
#define HC_ATL_PL_SIZE (8192)
|
|
|
|
#endif
|