ref: 254b07675e1a5348f2a8723f55e6b5b1b18a4721
dir: /os/pxa/pxaio.h/
typedef struct I2Cdev I2Cdev;
typedef struct PCMconftab PCMconftab;
typedef struct PCMmap PCMmap;
typedef struct PCMslot PCMslot;
#define INTRREG ((IntrReg*)PHYSINTR)
typedef struct IntrReg IntrReg;
struct IntrReg {
ulong icip; /* IRQ pending */
ulong icmr; /* mask */
ulong iclr; /* level */
ulong icfp; /* FIQ pending */
ulong icpr; /* pending */
ulong iccr; /* control */
};
/*
* types of interrupts
*/
enum
{
GPIOrising,
GPIOfalling,
GPIOboth,
IRQ,
};
enum {
/* first-level interrupts (table 4-36) */
IRQrtc= 31,
IRQhz= 30,
IRQtimer3= 29,
IRQtimer2= 28,
IRQtimer1= 27,
IRQtimer0= 26,
IRQdma= 25,
IRQssp= 24,
IRQmmc= 23,
IRQffuart= 22,
IRQbtuart= 21,
IRQstuart= 20,
IRQicp= 19,
IRQi2c= 18,
IRQlcd= 17,
IRQnssp= 16,
IRQac97= 14,
IRQi2s= 13,
IRQpmu= 12,
IRQusb= 11,
IRQgpio= 10,
IRQgpio1= 9,
IRQgpio0= 8,
IRQhwuart= 7,
};
#define GPIOREG ((GpioReg*)PHYSGPIO)
typedef struct GpioReg GpioReg;
struct GpioReg {
ulong gplr[3];
ulong gpdr[3];
ulong gpsr[3];
ulong gpcr[3];
ulong grer[3];
ulong gfer[3];
ulong gedr[3];
ulong gafr[6];
};
enum {
/* GPIO alternative functions if gafr bits set (see table 4-1, pp. 4-3 to 4-6) */
GPIO_GP_RST_1_i= 1, /* active low GP_reset */
GPIO_FFRXD_1_i= 34, /* FFUART receive */
GPIO_FFTXD_2_o= 39, /* FFUART transmit */
MaxGPIObit= 84,
MaxGPIOIRQ= 1,
};
#define GPB(n) (1<<((n)&31))
#define GPR(n) ((n)>>5)
#define GPAF(n,v) ((v)<<(((n)&15)*2))
void gpioreserve(int);
void gpioconfig(int, ulong);
ulong gpioget(int);
void gpioset(int, int);
void gpiorelease(int);
enum {
/* software configuration bits for gpioconfig */
Gpio_gpio= 0<<0,
Gpio_Alt1= 1<<0,
Gpio_Alt2= 2<<0,
Gpio_Alt3= 3<<0,
Gpio_in= 1<<2,
Gpio_out= 1<<3,
};
/*
* software structures used by ../port/devi2c.c and iic.c
*/
struct I2Cdev {
int addr;
int salen; /* length in bytes of subaddress, if used; 0 otherwise */
int tenbit; /* 10-bit addresses */
};
long i2crecv(I2Cdev*, void*, long, ulong);
long i2csend(I2Cdev*, void*, long, ulong);
void i2csetup(int);
#define COREREG ((Coreregs*)PHYSCORE)
typedef struct Coreregs Coreregs;
struct Coreregs {
ulong cccr; /* core clock config */
ulong cken; /* clock enable */
ulong oscc; /* oscillator configuration */
};
#define RTCREG ((RTCreg*)PHYSRTC)
typedef struct RTCreg RTCreg;
struct RTCreg {
ulong rcnr; /* count */
ulong rtar; /* alarm */
ulong rtsr; /* status */
ulong rttr; /* trim */
};
#define OSTMRREG ((OstmrReg*)PHYSOSTMR)
typedef struct OstmrReg OstmrReg;
struct OstmrReg {
ulong osmr[4]; /* match */
ulong oscr; /* counter */
ulong ossr; /* status */
ulong ower; /* watchdog */
ulong oier; /* interrupt enable */
};
#define PMGRREG ((PmgrReg*)PHYSPOWER)
typedef struct PmgrReg PmgrReg;
struct PmgrReg {
ulong pmcr; /* ctl register */
ulong pssr; /* sleep status */
ulong pspr; /* scratch pad */
ulong pwer; /* wakeup enable */
ulong prer; /* rising-edge detect enable */
ulong pfer; /* falling-edge detect enable */
ulong pedr; /* GPIO edge detect status */
ulong pcfr; /* general configuration */
ulong pgsr[3]; /* GPIO sleep state */
ulong rsvd;
ulong rcsr; /* reset controller status register */
};
enum {
/* pp. 3-25 to 3-31 */
PWER_rtc = 1<<31, /* wakeup by RTC alarm */
PWER_we0 = 1<<0, /* wake-up on GP0 edge detect */
PSSR_sss = 1<<0, /* software sleep status */
PSSR_bfs = 1<<1, /* battery fault status */
PSSR_vfs = 1<<2, /* VDD fault status */
PSSR_ph = 1<<4, /* peripheral control hold */
PSSR_rdh = 1<<5, /* read disable hold */
PMFW_fwake= 1<<1, /* fast wakeup enable (no power stabilisation delay) */
RSCR_gpr= 1<<3, /* gpio reset has occurred */
RSCR_smr= 1<<2, /* sleep mode has occurred */
RSCR_wdr= 1<<1, /* watchdog reset has occurred */
RSCR_hwr= 1<<0, /* hardware reset has occurred */
};
#define MEMCFGREG ((MemcfgReg*)PHYSMEMCFG)
typedef struct MemcfgReg MemcfgReg;
struct MemcfgReg {
ulong mdcnfg; /* SDRAM config */
ulong mdrefr; /* dram refresh */
ulong msc0; /* static memory or devices */
ulong msc1;
ulong msc2; /* static memory or devices */
ulong mecr; /* expansion bus (pcmcia, CF) */
ulong sxcnfg; /* synchronous static memory control */
ulong sxmrs; /* MRS value to write to SMROM */
ulong mcmem0; /* card interface socket 0 memory timing */
ulong mcmem1; /* card interface socket 1 memory timing */
ulong mcatt0; /* socket 0 attribute memory timing */
ulong mcatt1; /* socket 1 attribute memory timing */
ulong mcio0; /* socket 0 i/o timing */
ulong mcio1; /* socket 1 i/o timing */
ulong mdmrs; /* MRS value to write to SDRAM */
ulong boot_def; /* read-only boot-time register */
ulong mdmrslp; /* low-power SDRAM mode register set config */
ulong sa1111cr; /* SA1111 compatibility */
};
#define LCDREG ((LcdReg*)PHYSLCD)
typedef struct LcdReg LcdReg;
struct LcdReg {
ulong lccr0; /* control 0 */
ulong lccr1; /* control 1 */
ulong lccr2; /* control 2 */
ulong lccr3; /* control 3 */
struct {
ulong fdadr; /* dma frame descriptor address register */
ulong fsadr; /* dma frame source address register */
ulong fidr; /* dma frame ID register */
ulong ldcmd; /* dma command */
} frame[2];
ulong fbr[2]; /* frame branch register */
ulong lcsr; /* status */
ulong liidr; /* interrupt ID register */
ulong trgbr; /* TMED RGB seed register */
ulong tcr; /* TMED control register */
};
#define USBREG ((UsbReg*)PHYSUSB)
typedef struct UsbReg UsbReg;
struct UsbReg {
ulong udccr; /* control */
ulong udccs[16]; /* endpoint control/status */
ulong ufnrh; /* frame number high */
ulong ufnrl; /* frame number low */
ulong udbcr2;
ulong udbcr4;
ulong udbcr7;
ulong udbcr9;
ulong udbcr12;
ulong udbcr14;
ulong uddr[16]; /* endpoint data */
ulong uicr0;
ulong uicr1;
ulong usir0;
ulong usir1;
};
enum {
/* DMA configuration parameters */
/* DMA Direction */
DmaOut= 0,
DmaIn= 1,
/* dma devices */
DmaDREQ0= 0,
DmaDREQ1,
DmaI2S_i,
DmaI2S_o,
DmaBTUART_i,
DmaBTUART_o,
DmaFFUART_i,
DmaFFUART_o,
DmaAC97mic,
DmaAC97modem_i,
DmaAC97modem_o,
DmaAC97audio_i,
DmaAC97audio_o,
DmaSSP_i,
DmaSSP_o,
DmaNSSP_i,
DmaNSSP_o,
DmaICP_i,
DmaICP_o,
DmaSTUART_i,
DmaSTUART_o,
DmaMMC_i,
DmaMMC_o,
DmaRsvd0,
DmaRsvd1,
DmaUSB1,
DmaUSB2,
DmaUSB3,
DmaUSB4,
DmaHWUART_i,
DmaUSB6,
DmaUSB7,
DmaUSB8,
DmaUSB9,
DmaHWUART_o,
DmaUSB11,
DmaUSB12,
DmaUSB13,
DmaUSB14,
DmaRsvd2,
};
/*
* Interface to platform-specific PCMCIA signals, in arch*.c
*/
enum {
/* argument to pcmpin() */
PCMready,
PCMeject,
PCMstschng,
};
/*
* physical device addresses are mapped to the same virtual ones,
* allowing the same addresses to be used with or without mmu.
*/
#define PCMCIAcard(n) (PHYSPCMCIA0+((n)*PCMCIASIZE))
#define PCMCIAIO(n) (PCMCIAcard(n)+0x0) /* I/O space */
#define PCMCIAAttr(n) (PCMCIAcard(n)+0x8000000) /* Attribute space*/
#define PCMCIAMem(n) (PCMCIAcard(n)+0xC000000) /* Memory space */
/*
* PCMCIA structures known by both port/cis.c and the pcmcia driver
*/
/*
* Map between ISA memory space and PCMCIA card memory space.
*/
struct PCMmap {
ulong ca; /* card address */
ulong cea; /* card end address */
ulong isa; /* local virtual address */
int len; /* length of the ISA area */
int attr; /* attribute memory */
};
/*
* a PCMCIA configuration entry
*/
struct PCMconftab
{
int index;
ushort irqs; /* legal irqs */
uchar irqtype;
uchar bit16; /* true for 16 bit access */
uchar nlines;
struct {
ulong start;
ulong len;
} io[16];
int nio;
uchar vcc;
uchar vpp1;
uchar vpp2;
uchar memwait;
ulong maxwait;
ulong readywait;
ulong otherwait;
};
/*
* PCMCIA card slot
*/
struct PCMslot
{
RWlock;
Ref ref;
long memlen; /* memory length */
uchar slotno; /* slot number */
void *regs; /* i/o registers */
void *mem; /* memory */
void *attr; /* attribute memory */
/* status */
uchar occupied; /* card in the slot */
uchar configed; /* card configured */
uchar busy;
uchar powered;
uchar battery;
uchar wrprot;
uchar enabled;
uchar special;
uchar dsize;
/* cis info */
int cisread; /* set when the cis has been read */
char verstr[512]; /* version string */
uchar cpresent; /* config registers present */
ulong caddr; /* relative address of config registers */
int nctab; /* number of config table entries */
PCMconftab ctab[8];
PCMconftab *def; /* default conftab */
/* maps are fixed */
PCMmap memmap;
PCMmap attrmap;
};