/* * SA-1101.h * * Copyright (c) Peter Danielsson 1999 * * Definition of constants related to the sa1101 * support chip for the sa1100 * *//* Be sure that virtual mapping is defined right */#ifndef __ASM_ARCH_HARDWARE_H#error You must include hardware.h not SA-1101.h#endif#ifndef SA1101_BASE#error You must define SA-1101 physical base address#endif#ifndef LANGUAGE# ifdef __ASSEMBLY__#  define LANGUAGE Assembly# else#  define LANGUAGE C# endif#endif/* * We have mapped the sa1101 depending on the value of SA1101_BASE. * It then appears from 0xf4000000. */#define SA1101_p2v( x )         ((x) - SA1101_BASE + 0xf4000000)#define SA1101_v2p( x )         ((x) - 0xf4000000  + SA1101_BASE)#ifndef SA1101_p2v#define SA1101_p2v(PhAdd)  (PhAdd)#endif#include <asm/arch/bitfield.h>#define C               0#define Assembly        1/* * Memory map */#define __SHMEM_CONTROL0	0x00000000#define __SYSTEM_CONTROL1	0x00000400#define __ARBITER		0x00020000#define __SYSTEM_CONTROL2	0x00040000#define __SYSTEM_CONTROL3	0x00060000#define __PARALLEL_PORT		0x00080000#define __VIDMEM_CONTROL	0x00100000#define __UPDATE_FIFO		0x00120000#define __SHMEM_CONTROL1	0x00140000#define __INTERRUPT_CONTROL	0x00160000#define __USB_CONTROL		0x00180000#define __TRACK_INTERFACE	0x001a0000#define __MOUSE_INTERFACE	0x001b0000#define __KEYPAD_INTERFACE	0x001c0000#define __PCMCIA_INTERFACE	0x001e0000#define	__VGA_CONTROL		0x00200000#define __GPIO_INTERFACE	0x00300000/* * Macro that calculates real address for registers in the SA-1101 */#define _SA1101( x )    ((x) + SA1101_BASE)/* * Interface and shared memory controller registers * * Registers *	SKCR		SA-1101 control register (read/write) *	SMCR		Shared Memory Controller Register *	SNPR		Snoop Register */#define _SKCR		_SA1101( 0x00000000 ) /* SA-1101 Control Reg. */#define _SMCR		_SA1101( 0x00140000 ) /* Shared Mem. Control Reg. */#define _SNPR		_SA1101( 0x00140400 ) /* Snoop Reg. */#if LANGUAGE == C#define SKCR		(*((volatile Word *) SA1101_p2v (_SKCR)))#define SMCR		(*((volatile Word *) SA1101_p2v (_SMCR)))#define SNPR		(*((volatile Word *) SA1101_p2v (_SNPR)))#define SKCR_PLLEn	  0x0001	  /* Enable On-Chip PLL */#define SKCR_BCLKEn	  0x0002	  /* Enables BCLK */#define SKCR_Sleep	  0x0004	  /* Sleep Mode */#define SKCR_IRefEn	  0x0008	  /* DAC Iref input enable */#define SKCR_VCOON	  0x0010	  /* VCO bias */#define SKCR_ScanTestEn	  0x0020	  /* Enables scan test */#define SKCR_ClockTestEn  0x0040	  /* Enables clock test */#define SMCR_DCAC	  Fld(2,0)	  /* Number of column address bits */#define SMCR_DRAC	  Fld(2,2)	  /* Number of row address bits */#define SMCR_ArbiterBias  0x0008	  /* favor video or USB */#define SMCR_TopVidMem	  Fld(4,5)	  /* Top 4 bits of vidmem addr. */#define SMCR_ColAdrBits( x )		  /* col. addr bits 8..11 */ \	(( (x) - 8 ) << FShft (SMCR_DCAC))#define SMCR_RowAdrBits( x )		  /* row addr bits 9..12 */\	(( (x) - 9 ) << FShft (SMCR_DRAC)#define SNPR_VFBstart	  Fld(12,0)	/* Video frame buffer addr */#define SNPR_VFBsize	  Fld(11,12)	/* Video frame buffer size */#define SNPR_WholeBank	  (1 << 23)	/* Whole bank bit */#define SNPR_BankSelect	  Fld(2,27)	/* Bank select */#define SNPR_SnoopEn	  (1 << 31)	/* Enable snoop operation */#define SNPR_Set_VFBsize( x )   /* set frame buffer size (in kb) */ \	( (x) << FShft (SNPR_VFBsize))#define SNPR_Select_Bank(x)     /* select bank 0 or 1 */  \	(( (x) + 1 ) << FShft (SNPR_BankSelect ))#endif /* LANGUAGE == C *//* * Video Memory Controller * * Registers *    VMCCR	Configuration register *    VMCAR	VMC address register *    VMCDR	VMC data register * */#define _VMCCR		_SA1101( 0x00100000 )	/* Configuration register */#define _VMCAR		_SA1101( 0x00101000 )	/* VMC address register */#define _VMCDR		_SA1101( 0x00101400 )	/* VMC data register */#if LANGUAGE == C#define VMCCR		(*((volatile Word *) SA1101_p2v (_VMCCR)))#define VMCAR		(*((volatile Word *) SA1101_p2v (_VMCAR)))#define VMCDR		(*((volatile Word *) SA1101_p2v (_VMCDR)))#define VMCCR_RefreshEn	    0x0000	  /* Enable memory refresh */#define VMCCR_Config	    0x0001	  /* DRAM size */#define VMCCR_RefPeriod	    Fld(2,3)	  /* Refresh period */#define VMCCR_StaleDataWait Fld(4,5)	  /* Stale FIFO data timeout counter */#define VMCCR_SleepState    (1<<9)	  /* State of interface pins in sleep*/#define VMCCR_RefTest	    (1<<10)	  /* refresh test */#define VMCCR_RefLow	    Fld(6,11)	  /* refresh low counter */#define VMCCR_RefHigh	    Fld(7,17)	  /* refresh high counter */#define VMCCR_SDTCTest	    Fld(7,24)	  /* stale data timeout counter */#define VMCCR_ForceSelfRef  (1<<31)	  /* Force self refresh */#endif LANGUAGE == C/* Update FIFO * * Registers *    UFCR	Update FIFO Control Register *    UFSR	Update FIFO Status Register *    UFLVLR	update FIFO level register *    UFDR	update FIFO data register */#define _UFCR	_SA1101(0x00120000)   /* Update FIFO Control Reg. */#define _UFSR	_SA1101(0x00120400)   /* Update FIFO Status Reg. */	#define _UFLVLR	_SA1101(0x00120800)   /* Update FIFO level reg. */#define _UFDR	_SA1101(0x00120c00)   /* Update FIFO data reg. */#if LANGUAGE == C#define UFCR 	(*((volatile Word *) SA1101_p2v (_UFCR)))#define UFSR	(*((volatile Word *) SA1101_p2v (_UFSR)))#define UFLVLR	(*((volatile Word *) SA1101_p2v (_UFLVLR))) #define UFDR	(*((volatile Word *) SA1101_p2v (_UFDR)))#define UFCR_FifoThreshhold	Fld(7,0)	/* Level for FifoGTn flag */#define UFSR_FifoGTnFlag	0x01		/* FifoGTn flag */#define UFSR_FifoEmpty		0x80		/* FIFO is empty */#endif /* LANGUAGE == C *//* System Controller * * Registers *    SKPCR	Power Control Register *    SKCDR	Clock Divider Register *    DACDR1	DAC1 Data register *    DACDR2	DAC2 Data register */#define _SKPCR		_SA1101(0x00000400)#define _SKCDR		_SA1101(0x00040000)#define _DACDR1		_SA1101(0x00060000)#define _DACDR2		_SA1101(0x00060400)#if LANGUAGE == C#define SKPCR 	(*((volatile Word *) SA1101_p2v (_SKPCR)))#define SKCDR	(*((volatile Word *) SA1101_p2v (_SKCDR)))#define DACDR1	(*((volatile Word *) SA1101_p2v (_DACDR1)))#define DACDR2	(*((volatile Word *) SA1101_p2v (_DACDR2)))#define SKPCR_UCLKEn	     0x01    /* USB Enable */#define SKPCR_PCLKEn	     0x02    /* PS/2 Enable */#define SKPCR_ICLKEn	     0x04    /* Interrupt Controller Enable */#define SKPCR_VCLKEn	     0x08    /* Video Controller Enable */#define SKPCR_PICLKEn	     0x10    /* parallel port Enable */#define SKPCR_DCLKEn	     0x20    /* DACs Enable */#define SKPCR_nKPADEn	     0x40    /* Multiplexer */#define SKCDR_PLLMul	     Fld(7,0)	/* PLL Multiplier */#define SKCDR_VCLKEn	     Fld(2,7)	/* Video controller clock divider */#define SKDCR_BCLKEn	     (1<<9)	/* BCLK Divider */#define SKDCR_UTESTCLKEn     (1<<10)	/* Route USB clock during test mode */#define SKDCR_DivRValue	     Fld(6,11)	/* Input clock divider for PLL */#define SKDCR_DivNValue	     Fld(5,17)	/* Output clock divider for PLL */#define SKDCR_PLLRSH	     Fld(3,22)	/* PLL bandwidth control */#define SKDCR_ChargePump     (1<<25)	/* Charge pump control */#define SKDCR_ClkTestMode    (1<<26)	/* Clock output test mode */#define SKDCR_ClkTestEn	     (1<<27)	/* Test clock generator */#define SKDCR_ClkJitterCntl  Fld(3,28)	/* video clock jitter compensation */#define DACDR_DACCount	     Fld(8,0)	/* Count value */#define DACDR1_DACCount	     DACDR_DACCount#define DACDR2_DACCount	     DACDR_DACCount#endif /* LANGUAGE == C *//* * Parallel Port Interface * * Registers *    IEEE_Config	IEEE mode selection and programmable attributes *    IEEE_Control	Controls the states of IEEE port control outputs *    IEEE_Data		Forward transfer data register *    IEEE_Addr		Forward transfer address register *    IEEE_Status	Port IO signal status register *    IEEE_IntStatus	Port interrupts status register *    IEEE_FifoLevels   Rx and Tx FIFO interrupt generation levels *    IEEE_InitTime	Forward timeout counter initial value *    IEEE_TimerStatus	Forward timeout counter current value *    IEEE_FifoReset	Reset forward transfer FIFO *    IEEE_ReloadValue	Counter reload value *    IEEE_TestControl	Control testmode *    IEEE_TestDataIn	Test data register *    IEEE_TestDataInEn	Enable test data *    IEEE_TestCtrlIn	Test control signals *    IEEE_TestCtrlInEn	Enable test control signals *    IEEE_TestDataStat	Current data bus value * *//* * The control registers are defined as offsets from a base address  */ #define _IEEE( x ) _SA1101( (x) + __PARALLEL_PORT )#define _IEEE_Config	    _IEEE( 0x0000 )#define _IEEE_Control	    _IEEE( 0x0400 )#define _IEEE_Data	    _IEEE( 0x4000 )#define _IEEE_Addr	    _IEEE( 0x0800 )#define _IEEE_Status	    _IEEE( 0x0c00 )#define _IEEE_IntStatus	    _IEEE( 0x1000 )#define _IEEE_FifoLevels    _IEEE( 0x1400 )#define _IEEE_InitTime	    _IEEE( 0x1800 )#define _IEEE_TimerStatus   _IEEE( 0x1c00 )#define _IEEE_FifoReset	    _IEEE( 0x2000 )#define _IEEE_ReloadValue   _IEEE( 0x3c00 )#define _IEEE_TestControl   _IEEE( 0x2400 )#define _IEEE_TestDataIn    _IEEE( 0x2800 )#define _IEEE_TestDataInEn  _IEEE( 0x2c00 )#define _IEEE_TestCtrlIn    _IEEE( 0x3000 )#define _IEEE_TestCtrlInEn  _IEEE( 0x3400 )#define _IEEE_TestDataStat  _IEEE( 0x3800 ) #if LANGUAGE == C#define IEEE_Config	    (*((volatile Word *) SA1101_p2v (_IEEE_Config)))#define IEEE_Control	    (*((volatile Word *) SA1101_p2v (_IEEE_Control)))#define IEEE_Data	    (*((volatile Word *) SA1101_p2v (_IEEE_Data)))#define IEEE_Addr	    (*((volatile Word *) SA1101_p2v (_IEEE_Addr)))#define IEEE_Status	    (*((volatile Word *) SA1101_p2v (_IEEE_Status)))#define IEEE_IntStatus	    (*((volatile Word *) SA1101_p2v (_IEEE_IntStatus)))#define IEEE_FifoLevels	    (*((volatile Word *) SA1101_p2v (_IEEE_FifoLevels)))#define IEEE_InitTime	    (*((volatile Word *) SA1101_p2v (_IEEE_InitTime)))#define IEEE_TimerStatus    (*((volatile Word *) SA1101_p2v (_IEEE_TimerStatus)))#define IEEE_FifoReset	    (*((volatile Word *) SA1101_p2v (_IEEE_FifoReset)))#define IEEE_ReloadValue    (*((volatile Word *) SA1101_p2v (_IEEE_ReloadValue)))#define IEEE_TestControl    (*((volatile Word *) SA1101_p2v (_IEEE_TestControl)))#define IEEE_TestDataIn     (*((volatile Word *) SA1101_p2v (_IEEE_TestDataIn)))#define IEEE_TestDataInEn   (*((volatile Word *) SA1101_p2v (_IEEE_TestDataInEn)))#define IEEE_TestCtrlIn     (*((volatile Word *) SA1101_p2v (_IEEE_TestCtrlIn)))#define IEEE_TestCtrlInEn   (*((volatile Word *) SA1101_p2v (_IEEE_TestCtrlInEn)))#define IEEE_TestDataStat   (*((volatile Word *) SA1101_p2v (_IEEE_TestDataStat)))#define IEEE_Config_M	    Fld(3,0)	 /* Mode select */#define IEEE_Config_D	    0x04	 /* FIFO access enable */#define IEEE_Config_B	    0x08	 /* 9-bit word enable */#define IEEE_Config_T	    0x10	 /* Data transfer enable */#define IEEE_Config_A	    0x20	 /* Data transfer direction */#define IEEE_Config_E	    0x40	 /* Timer enable */#define IEEE_Control_A	    0x08	 /* AutoFd output */#define IEEE_Control_E	    0x04	 /* Selectin output */#define IEEE_Control_T	    0x02	 /* Strobe output */#define IEEE_Control_I	    0x01	 /* Port init output */