arch/arm/include/asm/hardware/sa1111.h - third_party/linux - Git at Google

 /*
  * arch/arm/include/asm/hardware/sa1111.h
  *
  * Copyright (C) 2000 John G Dorsey <john+@cs.cmu.edu>
  *
  * This file contains definitions for the SA-1111 Companion Chip.
  * (Structure and naming borrowed from SA-1101.h, by Peter Danielsson.)
  *
  * Macro that calculates real address for registers in the SA-1111
  */

 #ifndef _ASM_ARCH_SA1111
 #define _ASM_ARCH_SA1111

 #include <mach/bitfield.h>

 /*
  * The SA1111 is always located at virtual 0xf4000000, and is always
  * "native" endian.
  */

 #define SA1111_VBASE		0xf4000000

 /* Don't use these! */
 #define SA1111_p2v( x )         ((x) - SA1111_BASE + SA1111_VBASE)
 #define SA1111_v2p( x )         ((x) - SA1111_VBASE + SA1111_BASE)

 #ifndef __ASSEMBLY__
 #define _SA1111(x)	((x) + sa1111->resource.start)
 #endif

 #define sa1111_writel(val,addr)	__raw_writel(val, addr)
 #define sa1111_readl(addr)	__raw_readl(addr)

 /*
  * 26 bits of the SA-1110 address bus are available to the SA-1111.
  * Use these when feeding target addresses to the DMA engines.
  */

 #define SA1111_ADDR_WIDTH	(26)
 #define SA1111_ADDR_MASK	((1<<SA1111_ADDR_WIDTH)-1)
 #define SA1111_DMA_ADDR(x)	((x)&SA1111_ADDR_MASK)

 /*
  * Don't ask the (SAC) DMA engines to move less than this amount.
  */

 #define SA1111_SAC_DMA_MIN_XFER	(0x800)

 /*
  * System Bus Interface (SBI)
  *
  * Registers
  *    SKCR	Control Register
  *    SMCR	Shared Memory Controller Register
  *    SKID	ID Register
  */
 #define SA1111_SKCR	0x0000
 #define SA1111_SMCR	0x0004
 #define SA1111_SKID	0x0008

 #define SKCR_PLL_BYPASS	(1<<0)
 #define SKCR_RCLKEN	(1<<1)
 #define SKCR_SLEEP	(1<<2)
 #define SKCR_DOZE	(1<<3)
 #define SKCR_VCO_OFF	(1<<4)
 #define SKCR_SCANTSTEN	(1<<5)
 #define SKCR_CLKTSTEN	(1<<6)
 #define SKCR_RDYEN	(1<<7)
 #define SKCR_SELAC	(1<<8)
 #define SKCR_OPPC	(1<<9)
 #define SKCR_PLLTSTEN	(1<<10)
 #define SKCR_USBIOTSTEN	(1<<11)
 /*
  * Don't believe the specs!  Take them, throw them outside.  Leave them
  * there for a week.  Spit on them.  Walk on them.  Stamp on them.
  * Pour gasoline over them and finally burn them.  Now think about coding.
  *  - The October 1999 errata (278260-007) says its bit 13, 1 to enable.
  *  - The Feb 2001 errata (278260-010) says that the previous errata
  *    (278260-009) is wrong, and its bit actually 12, fixed in spec
  *    278242-003.
  *  - The SA1111 manual (278242) says bit 12, but 0 to enable.
  *  - Reality is bit 13, 1 to enable.
  *      -- rmk
  */
 #define SKCR_OE_EN	(1<<13)

 #define SMCR_DTIM	(1<<0)
 #define SMCR_MBGE	(1<<1)
 #define SMCR_DRAC_0	(1<<2)
 #define SMCR_DRAC_1	(1<<3)
 #define SMCR_DRAC_2	(1<<4)
 #define SMCR_DRAC	Fld(3, 2)
 #define SMCR_CLAT	(1<<5)

 #define SKID_SIREV_MASK	(0x000000f0)
 #define SKID_MTREV_MASK (0x0000000f)
 #define SKID_ID_MASK	(0xffffff00)
 #define SKID_SA1111_ID	(0x690cc200)

 /*
  * System Controller
  *
  * Registers
  *    SKPCR	Power Control Register
  *    SKCDR	Clock Divider Register
  *    SKAUD	Audio Clock Divider Register
  *    SKPMC	PS/2 Mouse Clock Divider Register
  *    SKPTC	PS/2 Track Pad Clock Divider Register
  *    SKPEN0	PWM0 Enable Register
  *    SKPWM0	PWM0 Clock Register
  *    SKPEN1	PWM1 Enable Register
  *    SKPWM1	PWM1 Clock Register
  */
 #define SA1111_SKPCR	0x0200
 #define SA1111_SKCDR	0x0204
 #define SA1111_SKAUD	0x0208
 #define SA1111_SKPMC	0x020c
 #define SA1111_SKPTC	0x0210
 #define SA1111_SKPEN0	0x0214
 #define SA1111_SKPWM0	0x0218
 #define SA1111_SKPEN1	0x021c
 #define SA1111_SKPWM1	0x0220

 #define SKPCR_UCLKEN	(1<<0)
 #define SKPCR_ACCLKEN	(1<<1)
 #define SKPCR_I2SCLKEN	(1<<2)
 #define SKPCR_L3CLKEN	(1<<3)
 #define SKPCR_SCLKEN	(1<<4)
 #define SKPCR_PMCLKEN	(1<<5)
 #define SKPCR_PTCLKEN	(1<<6)
 #define SKPCR_DCLKEN	(1<<7)
 #define SKPCR_PWMCLKEN	(1<<8)

 /*
  * USB Host controller
  */
 #define SA1111_USB		0x0400

 /*
  * Offsets from SA1111_USB_BASE
  */
 #define SA1111_USB_STATUS	0x0118
 #define SA1111_USB_RESET	0x011c
 #define SA1111_USB_IRQTEST	0x0120

 #define USB_RESET_FORCEIFRESET	(1 << 0)
 #define USB_RESET_FORCEHCRESET	(1 << 1)
 #define USB_RESET_CLKGENRESET	(1 << 2)
 #define USB_RESET_SIMSCALEDOWN	(1 << 3)
 #define USB_RESET_USBINTTEST	(1 << 4)
 #define USB_RESET_SLEEPSTBYEN	(1 << 5)
 #define USB_RESET_PWRSENSELOW	(1 << 6)
 #define USB_RESET_PWRCTRLLOW	(1 << 7)

 #define USB_STATUS_IRQHCIRMTWKUP  (1 <<  7)
 #define USB_STATUS_IRQHCIBUFFACC  (1 <<  8)
 #define USB_STATUS_NIRQHCIM       (1 <<  9)
 #define USB_STATUS_NHCIMFCLR      (1 << 10)
 #define USB_STATUS_USBPWRSENSE    (1 << 11)

 /*
  * Serial Audio Controller
  *
  * Registers
  *    SACR0             Serial Audio Common Control Register
  *    SACR1             Serial Audio Alternate Mode (I2C/MSB) Control Register
  *    SACR2             Serial Audio AC-link Control Register
  *    SASR0             Serial Audio I2S/MSB Interface & FIFO Status Register
  *    SASR1             Serial Audio AC-link Interface & FIFO Status Register
  *    SASCR             Serial Audio Status Clear Register
  *    L3_CAR            L3 Control Bus Address Register
  *    L3_CDR            L3 Control Bus Data Register
  *    ACCAR             AC-link Command Address Register
  *    ACCDR             AC-link Command Data Register
  *    ACSAR             AC-link Status Address Register
  *    ACSDR             AC-link Status Data Register
  *    SADTCS            Serial Audio DMA Transmit Control/Status Register
  *    SADTSA            Serial Audio DMA Transmit Buffer Start Address A
  *    SADTCA            Serial Audio DMA Transmit Buffer Count Register A
  *    SADTSB            Serial Audio DMA Transmit Buffer Start Address B
  *    SADTCB            Serial Audio DMA Transmit Buffer Count Register B
  *    SADRCS            Serial Audio DMA Receive Control/Status Register
  *    SADRSA            Serial Audio DMA Receive Buffer Start Address A
  *    SADRCA            Serial Audio DMA Receive Buffer Count Register A
  *    SADRSB            Serial Audio DMA Receive Buffer Start Address B
  *    SADRCB            Serial Audio DMA Receive Buffer Count Register B
  *    SAITR             Serial Audio Interrupt Test Register
  *    SADR              Serial Audio Data Register (16 x 32-bit)
  */

 #define SA1111_SERAUDIO		0x0600

 /*
  * These are offsets from the above base.
  */
 #define SA1111_SACR0		0x00
 #define SA1111_SACR1		0x04
 #define SA1111_SACR2		0x08
 #define SA1111_SASR0		0x0c
 #define SA1111_SASR1		0x10
 #define SA1111_SASCR		0x18
 #define SA1111_L3_CAR		0x1c
 #define SA1111_L3_CDR		0x20
 #define SA1111_ACCAR		0x24
 #define SA1111_ACCDR		0x28
 #define SA1111_ACSAR		0x2c
 #define SA1111_ACSDR		0x30
 #define SA1111_SADTCS		0x34
 #define SA1111_SADTSA		0x38
 #define SA1111_SADTCA		0x3c
 #define SA1111_SADTSB		0x40
 #define SA1111_SADTCB		0x44
 #define SA1111_SADRCS		0x48
 #define SA1111_SADRSA		0x4c
 #define SA1111_SADRCA		0x50
 #define SA1111_SADRSB		0x54
 #define SA1111_SADRCB		0x58
 #define SA1111_SAITR		0x5c
 #define SA1111_SADR		0x80

 #ifndef CONFIG_ARCH_PXA

 #define SACR0_ENB	(1<<0)
 #define SACR0_BCKD	(1<<2)
 #define SACR0_RST	(1<<3)

 #define SACR1_AMSL	(1<<0)
 #define SACR1_L3EN	(1<<1)
 #define SACR1_L3MB	(1<<2)
 #define SACR1_DREC	(1<<3)
 #define SACR1_DRPL	(1<<4)
 #define SACR1_ENLBF	(1<<5)

 #define SACR2_TS3V	(1<<0)
 #define SACR2_TS4V	(1<<1)
 #define SACR2_WKUP	(1<<2)
 #define SACR2_DREC	(1<<3)
 #define SACR2_DRPL	(1<<4)
 #define SACR2_ENLBF	(1<<5)
 #define SACR2_RESET	(1<<6)

 #define SASR0_TNF	(1<<0)
 #define SASR0_RNE	(1<<1)
 #define SASR0_BSY	(1<<2)
 #define SASR0_TFS	(1<<3)
 #define SASR0_RFS	(1<<4)
 #define SASR0_TUR	(1<<5)
 #define SASR0_ROR	(1<<6)
 #define SASR0_L3WD	(1<<16)
 #define SASR0_L3RD	(1<<17)

 #define SASR1_TNF	(1<<0)
 #define SASR1_RNE	(1<<1)
 #define SASR1_BSY	(1<<2)
 #define SASR1_TFS	(1<<3)
 #define SASR1_RFS	(1<<4)
 #define SASR1_TUR	(1<<5)
 #define SASR1_ROR	(1<<6)
 #define SASR1_CADT	(1<<16)
 #define SASR1_SADR	(1<<17)
 #define SASR1_RSTO	(1<<18)
 #define SASR1_CLPM	(1<<19)
 #define SASR1_CRDY	(1<<20)
 #define SASR1_RS3V	(1<<21)
 #define SASR1_RS4V	(1<<22)

 #define SASCR_TUR	(1<<5)
 #define SASCR_ROR	(1<<6)
 #define SASCR_DTS	(1<<16)
 #define SASCR_RDD	(1<<17)
 #define SASCR_STO	(1<<18)

 #define SADTCS_TDEN	(1<<0)
 #define SADTCS_TDIE	(1<<1)
 #define SADTCS_TDBDA	(1<<3)
 #define SADTCS_TDSTA	(1<<4)
 #define SADTCS_TDBDB	(1<<5)
 #define SADTCS_TDSTB	(1<<6)
 #define SADTCS_TBIU	(1<<7)

 #define SADRCS_RDEN	(1<<0)
 #define SADRCS_RDIE	(1<<1)
 #define SADRCS_RDBDA	(1<<3)
 #define SADRCS_RDSTA	(1<<4)
 #define SADRCS_RDBDB	(1<<5)
 #define SADRCS_RDSTB	(1<<6)
 #define SADRCS_RBIU	(1<<7)

 #define SAD_CS_DEN	(1<<0)
 #define SAD_CS_DIE	(1<<1)	/* Not functional on metal 1 */
 #define SAD_CS_DBDA	(1<<3)	/* Not functional on metal 1 */
 #define SAD_CS_DSTA	(1<<4)
 #define SAD_CS_DBDB	(1<<5)	/* Not functional on metal 1 */
 #define SAD_CS_DSTB	(1<<6)
 #define SAD_CS_BIU	(1<<7)	/* Not functional on metal 1 */

 #define SAITR_TFS	(1<<0)
 #define SAITR_RFS	(1<<1)
 #define SAITR_TUR	(1<<2)
 #define SAITR_ROR	(1<<3)
 #define SAITR_CADT	(1<<4)
 #define SAITR_SADR	(1<<5)
 #define SAITR_RSTO	(1<<6)
 #define SAITR_TDBDA	(1<<8)
 #define SAITR_TDBDB	(1<<9)
 #define SAITR_RDBDA	(1<<10)
 #define SAITR_RDBDB	(1<<11)

 #endif  /* !CONFIG_ARCH_PXA */

 /*
  * General-Purpose I/O Interface
  *
  * Registers
  *    PA_DDR		GPIO Block A Data Direction
  *    PA_DRR/PA_DWR	GPIO Block A Data Value Register (read/write)
  *    PA_SDR		GPIO Block A Sleep Direction
  *    PA_SSR		GPIO Block A Sleep State
  *    PB_DDR		GPIO Block B Data Direction
  *    PB_DRR/PB_DWR	GPIO Block B Data Value Register (read/write)
  *    PB_SDR		GPIO Block B Sleep Direction
  *    PB_SSR		GPIO Block B Sleep State
  *    PC_DDR		GPIO Block C Data Direction
  *    PC_DRR/PC_DWR	GPIO Block C Data Value Register (read/write)
  *    PC_SDR		GPIO Block C Sleep Direction
  *    PC_SSR		GPIO Block C Sleep State
  */

 #define _PA_DDR		_SA1111( 0x1000 )
 #define _PA_DRR		_SA1111( 0x1004 )
 #define _PA_DWR		_SA1111( 0x1004 )
 #define _PA_SDR		_SA1111( 0x1008 )
 #define _PA_SSR		_SA1111( 0x100c )
 #define _PB_DDR		_SA1111( 0x1010 )
 #define _PB_DRR		_SA1111( 0x1014 )
 #define _PB_DWR		_SA1111( 0x1014 )
 #define _PB_SDR		_SA1111( 0x1018 )
 #define _PB_SSR		_SA1111( 0x101c )
 #define _PC_DDR		_SA1111( 0x1020 )
 #define _PC_DRR		_SA1111( 0x1024 )
 #define _PC_DWR		_SA1111( 0x1024 )
 #define _PC_SDR		_SA1111( 0x1028 )
 #define _PC_SSR		_SA1111( 0x102c )

 #define SA1111_GPIO	0x1000

 #define SA1111_GPIO_PADDR	(0x000)
 #define SA1111_GPIO_PADRR	(0x004)
 #define SA1111_GPIO_PADWR	(0x004)
 #define SA1111_GPIO_PASDR	(0x008)
 #define SA1111_GPIO_PASSR	(0x00c)
 #define SA1111_GPIO_PBDDR	(0x010)
 #define SA1111_GPIO_PBDRR	(0x014)
 #define SA1111_GPIO_PBDWR	(0x014)
 #define SA1111_GPIO_PBSDR	(0x018)
 #define SA1111_GPIO_PBSSR	(0x01c)
 #define SA1111_GPIO_PCDDR	(0x020)
 #define SA1111_GPIO_PCDRR	(0x024)
 #define SA1111_GPIO_PCDWR	(0x024)
 #define SA1111_GPIO_PCSDR	(0x028)
 #define SA1111_GPIO_PCSSR	(0x02c)

 #define GPIO_A0		(1 << 0)
 #define GPIO_A1		(1 << 1)
 #define GPIO_A2		(1 << 2)
 #define GPIO_A3		(1 << 3)

 #define GPIO_B0		(1 << 8)
 #define GPIO_B1		(1 << 9)
 #define GPIO_B2		(1 << 10)
 #define GPIO_B3		(1 << 11)
 #define GPIO_B4		(1 << 12)
 #define GPIO_B5		(1 << 13)
 #define GPIO_B6		(1 << 14)
 #define GPIO_B7		(1 << 15)

 #define GPIO_C0		(1 << 16)
 #define GPIO_C1		(1 << 17)
 #define GPIO_C2		(1 << 18)
 #define GPIO_C3		(1 << 19)
 #define GPIO_C4		(1 << 20)
 #define GPIO_C5		(1 << 21)
 #define GPIO_C6		(1 << 22)
 #define GPIO_C7		(1 << 23)

 /*
  * Interrupt Controller
  *
  * Registers
  *    INTTEST0		Test register 0
  *    INTTEST1		Test register 1
  *    INTEN0		Interrupt Enable register 0
  *    INTEN1		Interrupt Enable register 1
  *    INTPOL0		Interrupt Polarity selection 0
  *    INTPOL1		Interrupt Polarity selection 1
  *    INTTSTSEL		Interrupt source selection
  *    INTSTATCLR0	Interrupt Status/Clear 0
  *    INTSTATCLR1	Interrupt Status/Clear 1
  *    INTSET0		Interrupt source set 0
  *    INTSET1		Interrupt source set 1
  *    WAKE_EN0		Wake-up source enable 0
  *    WAKE_EN1		Wake-up source enable 1
  *    WAKE_POL0		Wake-up polarity selection 0
  *    WAKE_POL1		Wake-up polarity selection 1
  */
 #define SA1111_INTC		0x1600

 /*
  * These are offsets from the above base.
  */
 #define SA1111_INTTEST0		0x0000
 #define SA1111_INTTEST1		0x0004
 #define SA1111_INTEN0		0x0008
 #define SA1111_INTEN1		0x000c
 #define SA1111_INTPOL0		0x0010
 #define SA1111_INTPOL1		0x0014
 #define SA1111_INTTSTSEL	0x0018
 #define SA1111_INTSTATCLR0	0x001c
 #define SA1111_INTSTATCLR1	0x0020
 #define SA1111_INTSET0		0x0024
 #define SA1111_INTSET1		0x0028
 #define SA1111_WAKEEN0		0x002c
 #define SA1111_WAKEEN1		0x0030
 #define SA1111_WAKEPOL0		0x0034
 #define SA1111_WAKEPOL1		0x0038

 /*
  * PS/2 Trackpad and Mouse Interfaces
  *
  * Registers
  *    PS2CR		Control Register
  *    PS2STAT		Status Register
  *    PS2DATA		Transmit/Receive Data register
  *    PS2CLKDIV		Clock Division Register
  *    PS2PRECNT		Clock Precount Register
  *    PS2TEST1		Test register 1
  *    PS2TEST2		Test register 2
  *    PS2TEST3		Test register 3
  *    PS2TEST4		Test register 4
  */

 #define SA1111_KBD		0x0a00
 #define SA1111_MSE		0x0c00

 /*
  * These are offsets from the above bases.
  */
 #define SA1111_PS2CR		0x0000
 #define SA1111_PS2STAT		0x0004
 #define SA1111_PS2DATA		0x0008
 #define SA1111_PS2CLKDIV	0x000c
 #define SA1111_PS2PRECNT	0x0010

 #define PS2CR_ENA		0x08
 #define PS2CR_FKD		0x02
 #define PS2CR_FKC		0x01

 #define PS2STAT_STP		0x0100
 #define PS2STAT_TXE		0x0080
 #define PS2STAT_TXB		0x0040
 #define PS2STAT_RXF		0x0020
 #define PS2STAT_RXB		0x0010
 #define PS2STAT_ENA		0x0008
 #define PS2STAT_RXP		0x0004
 #define PS2STAT_KBD		0x0002
 #define PS2STAT_KBC		0x0001

 /*
  * PCMCIA Interface
  *
  * Registers
  *    PCSR	Status Register
  *    PCCR	Control Register
  *    PCSSR	Sleep State Register
  */

 #define SA1111_PCMCIA	0x1600

 /*
  * These are offsets from the above base.
  */
 #define SA1111_PCCR	0x0000
 #define SA1111_PCSSR	0x0004
 #define SA1111_PCSR	0x0008

 #define PCSR_S0_READY	(1<<0)
 #define PCSR_S1_READY	(1<<1)
 #define PCSR_S0_DETECT	(1<<2)
 #define PCSR_S1_DETECT	(1<<3)
 #define PCSR_S0_VS1	(1<<4)
 #define PCSR_S0_VS2	(1<<5)
 #define PCSR_S1_VS1	(1<<6)
 #define PCSR_S1_VS2	(1<<7)
 #define PCSR_S0_WP	(1<<8)
 #define PCSR_S1_WP	(1<<9)
 #define PCSR_S0_BVD1	(1<<10)
 #define PCSR_S0_BVD2	(1<<11)
 #define PCSR_S1_BVD1	(1<<12)
 #define PCSR_S1_BVD2	(1<<13)

 #define PCCR_S0_RST	(1<<0)
 #define PCCR_S1_RST	(1<<1)
 #define PCCR_S0_FLT	(1<<2)
 #define PCCR_S1_FLT	(1<<3)
 #define PCCR_S0_PWAITEN	(1<<4)
 #define PCCR_S1_PWAITEN	(1<<5)
 #define PCCR_S0_PSE	(1<<6)
 #define PCCR_S1_PSE	(1<<7)

 #define PCSSR_S0_SLEEP	(1<<0)
 #define PCSSR_S1_SLEEP	(1<<1)


 extern struct bus_type sa1111_bus_type;

 #define SA1111_DEVID_SBI	0
 #define SA1111_DEVID_SK		1
 #define SA1111_DEVID_USB	2
 #define SA1111_DEVID_SAC	3
 #define SA1111_DEVID_SSP	4
 #define SA1111_DEVID_PS2	5
 #define SA1111_DEVID_GPIO	6
 #define SA1111_DEVID_INT	7
 #define SA1111_DEVID_PCMCIA	8

 struct sa1111_dev {
 	struct device	dev;
 	unsigned int	devid;
 	struct resource	res;
 	void __iomem	*mapbase;
 	unsigned int	skpcr_mask;
 	unsigned int	irq[6];
 	u64		dma_mask;
 };

 #define SA1111_DEV(_d)	container_of((_d), struct sa1111_dev, dev)

 #define sa1111_get_drvdata(d)	dev_get_drvdata(&(d)->dev)
 #define sa1111_set_drvdata(d,p)	dev_set_drvdata(&(d)->dev, p)

 struct sa1111_driver {
 	struct device_driver	drv;
 	unsigned int		devid;
 	int (*probe)(struct sa1111_dev *);
 	int (*remove)(struct sa1111_dev *);
 	int (*suspend)(struct sa1111_dev *, pm_message_t);
 	int (*resume)(struct sa1111_dev *);
 };

 #define SA1111_DRV(_d)	container_of((_d), struct sa1111_driver, drv)

 #define SA1111_DRIVER_NAME(_sadev) ((_sadev)->dev.driver->name)

 /*
  * These frob the SKPCR register.
  */
 void sa1111_enable_device(struct sa1111_dev *);
 void sa1111_disable_device(struct sa1111_dev *);

 unsigned int sa1111_pll_clock(struct sa1111_dev *);

 #define SA1111_AUDIO_ACLINK	0
 #define SA1111_AUDIO_I2S	1

 void sa1111_select_audio_mode(struct sa1111_dev *sadev, int mode);
 int sa1111_set_audio_rate(struct sa1111_dev *sadev, int rate);
 int sa1111_get_audio_rate(struct sa1111_dev *sadev);

 int sa1111_check_dma_bug(dma_addr_t addr);

 int sa1111_driver_register(struct sa1111_driver *);
 void sa1111_driver_unregister(struct sa1111_driver *);

 void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int dir, unsigned int sleep_dir);
 void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
 void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);

 struct sa1111_platform_data {
 	int	irq_base;	/* base for cascaded on-chip IRQs */
 };

 #endif  /* _ASM_ARCH_SA1111 */
	/*
	* arch/arm/include/asm/hardware/sa1111.h
	*
	* Copyright (C) 2000 John G Dorsey <john+@cs.cmu.edu>
	*
	* This file contains definitions for the SA-1111 Companion Chip.
	* (Structure and naming borrowed from SA-1101.h, by Peter Danielsson.)
	*
	* Macro that calculates real address for registers in the SA-1111
	*/

	#ifndef _ASM_ARCH_SA1111
	#define _ASM_ARCH_SA1111

	#include <mach/bitfield.h>

	/*
	* The SA1111 is always located at virtual 0xf4000000, and is always
	* "native" endian.
	*/

	#define SA1111_VBASE 0xf4000000

	/* Don't use these! */
	#define SA1111_p2v( x ) ((x) - SA1111_BASE + SA1111_VBASE)
	#define SA1111_v2p( x ) ((x) - SA1111_VBASE + SA1111_BASE)

	#ifndef __ASSEMBLY__
	#define _SA1111(x) ((x) + sa1111->resource.start)
	#endif

	#define sa1111_writel(val,addr) __raw_writel(val, addr)
	#define sa1111_readl(addr) __raw_readl(addr)

	/*
	* 26 bits of the SA-1110 address bus are available to the SA-1111.
	* Use these when feeding target addresses to the DMA engines.
	*/

	#define SA1111_ADDR_WIDTH (26)
	#define SA1111_ADDR_MASK ((1<<SA1111_ADDR_WIDTH)-1)
	#define SA1111_DMA_ADDR(x) ((x)&SA1111_ADDR_MASK)

	/*
	* Don't ask the (SAC) DMA engines to move less than this amount.
	*/

	#define SA1111_SAC_DMA_MIN_XFER (0x800)

	/*
	* System Bus Interface (SBI)
	*
	* Registers
	* SKCR Control Register
	* SMCR Shared Memory Controller Register
	* SKID ID Register
	*/
	#define SA1111_SKCR 0x0000
	#define SA1111_SMCR 0x0004
	#define SA1111_SKID 0x0008

	#define SKCR_PLL_BYPASS (1<<0)
	#define SKCR_RCLKEN (1<<1)
	#define SKCR_SLEEP (1<<2)
	#define SKCR_DOZE (1<<3)
	#define SKCR_VCO_OFF (1<<4)
	#define SKCR_SCANTSTEN (1<<5)
	#define SKCR_CLKTSTEN (1<<6)
	#define SKCR_RDYEN (1<<7)
	#define SKCR_SELAC (1<<8)
	#define SKCR_OPPC (1<<9)
	#define SKCR_PLLTSTEN (1<<10)
	#define SKCR_USBIOTSTEN (1<<11)
	/*
	* Don't believe the specs! Take them, throw them outside. Leave them
	* there for a week. Spit on them. Walk on them. Stamp on them.
	* Pour gasoline over them and finally burn them. Now think about coding.
	* - The October 1999 errata (278260-007) says its bit 13, 1 to enable.
	* - The Feb 2001 errata (278260-010) says that the previous errata
	* (278260-009) is wrong, and its bit actually 12, fixed in spec
	* 278242-003.
	* - The SA1111 manual (278242) says bit 12, but 0 to enable.
	* - Reality is bit 13, 1 to enable.
	* -- rmk
	*/
	#define SKCR_OE_EN (1<<13)

	#define SMCR_DTIM (1<<0)
	#define SMCR_MBGE (1<<1)
	#define SMCR_DRAC_0 (1<<2)
	#define SMCR_DRAC_1 (1<<3)
	#define SMCR_DRAC_2 (1<<4)
	#define SMCR_DRAC Fld(3, 2)
	#define SMCR_CLAT (1<<5)

	#define SKID_SIREV_MASK (0x000000f0)
	#define SKID_MTREV_MASK (0x0000000f)
	#define SKID_ID_MASK (0xffffff00)
	#define SKID_SA1111_ID (0x690cc200)

	/*
	* System Controller
	*
	* Registers
	* SKPCR Power Control Register
	* SKCDR Clock Divider Register
	* SKAUD Audio Clock Divider Register
	* SKPMC PS/2 Mouse Clock Divider Register
	* SKPTC PS/2 Track Pad Clock Divider Register
	* SKPEN0 PWM0 Enable Register
	* SKPWM0 PWM0 Clock Register
	* SKPEN1 PWM1 Enable Register
	* SKPWM1 PWM1 Clock Register
	*/
	#define SA1111_SKPCR 0x0200
	#define SA1111_SKCDR 0x0204
	#define SA1111_SKAUD 0x0208
	#define SA1111_SKPMC 0x020c
	#define SA1111_SKPTC 0x0210
	#define SA1111_SKPEN0 0x0214
	#define SA1111_SKPWM0 0x0218
	#define SA1111_SKPEN1 0x021c
	#define SA1111_SKPWM1 0x0220

	#define SKPCR_UCLKEN (1<<0)
	#define SKPCR_ACCLKEN (1<<1)
	#define SKPCR_I2SCLKEN (1<<2)
	#define SKPCR_L3CLKEN (1<<3)
	#define SKPCR_SCLKEN (1<<4)
	#define SKPCR_PMCLKEN (1<<5)
	#define SKPCR_PTCLKEN (1<<6)
	#define SKPCR_DCLKEN (1<<7)
	#define SKPCR_PWMCLKEN (1<<8)

	/*
	* USB Host controller
	*/
	#define SA1111_USB 0x0400

	/*
	* Offsets from SA1111_USB_BASE
	*/
	#define SA1111_USB_STATUS 0x0118
	#define SA1111_USB_RESET 0x011c
	#define SA1111_USB_IRQTEST 0x0120

	#define USB_RESET_FORCEIFRESET (1 << 0)
	#define USB_RESET_FORCEHCRESET (1 << 1)
	#define USB_RESET_CLKGENRESET (1 << 2)
	#define USB_RESET_SIMSCALEDOWN (1 << 3)
	#define USB_RESET_USBINTTEST (1 << 4)
	#define USB_RESET_SLEEPSTBYEN (1 << 5)
	#define USB_RESET_PWRSENSELOW (1 << 6)
	#define USB_RESET_PWRCTRLLOW (1 << 7)

	#define USB_STATUS_IRQHCIRMTWKUP (1 << 7)
	#define USB_STATUS_IRQHCIBUFFACC (1 << 8)
	#define USB_STATUS_NIRQHCIM (1 << 9)
	#define USB_STATUS_NHCIMFCLR (1 << 10)
	#define USB_STATUS_USBPWRSENSE (1 << 11)

	/*
	* Serial Audio Controller
	*
	* Registers
	* SACR0 Serial Audio Common Control Register
	* SACR1 Serial Audio Alternate Mode (I2C/MSB) Control Register
	* SACR2 Serial Audio AC-link Control Register
	* SASR0 Serial Audio I2S/MSB Interface & FIFO Status Register
	* SASR1 Serial Audio AC-link Interface & FIFO Status Register
	* SASCR Serial Audio Status Clear Register
	* L3_CAR L3 Control Bus Address Register
	* L3_CDR L3 Control Bus Data Register
	* ACCAR AC-link Command Address Register
	* ACCDR AC-link Command Data Register
	* ACSAR AC-link Status Address Register
	* ACSDR AC-link Status Data Register
	* SADTCS Serial Audio DMA Transmit Control/Status Register
	* SADTSA Serial Audio DMA Transmit Buffer Start Address A
	* SADTCA Serial Audio DMA Transmit Buffer Count Register A
	* SADTSB Serial Audio DMA Transmit Buffer Start Address B
	* SADTCB Serial Audio DMA Transmit Buffer Count Register B
	* SADRCS Serial Audio DMA Receive Control/Status Register
	* SADRSA Serial Audio DMA Receive Buffer Start Address A
	* SADRCA Serial Audio DMA Receive Buffer Count Register A
	* SADRSB Serial Audio DMA Receive Buffer Start Address B
	* SADRCB Serial Audio DMA Receive Buffer Count Register B
	* SAITR Serial Audio Interrupt Test Register
	* SADR Serial Audio Data Register (16 x 32-bit)
	*/

	#define SA1111_SERAUDIO 0x0600

	/*
	* These are offsets from the above base.
	*/
	#define SA1111_SACR0 0x00
	#define SA1111_SACR1 0x04
	#define SA1111_SACR2 0x08
	#define SA1111_SASR0 0x0c
	#define SA1111_SASR1 0x10
	#define SA1111_SASCR 0x18
	#define SA1111_L3_CAR 0x1c
	#define SA1111_L3_CDR 0x20
	#define SA1111_ACCAR 0x24
	#define SA1111_ACCDR 0x28
	#define SA1111_ACSAR 0x2c
	#define SA1111_ACSDR 0x30
	#define SA1111_SADTCS 0x34
	#define SA1111_SADTSA 0x38
	#define SA1111_SADTCA 0x3c
	#define SA1111_SADTSB 0x40
	#define SA1111_SADTCB 0x44
	#define SA1111_SADRCS 0x48
	#define SA1111_SADRSA 0x4c
	#define SA1111_SADRCA 0x50
	#define SA1111_SADRSB 0x54
	#define SA1111_SADRCB 0x58
	#define SA1111_SAITR 0x5c
	#define SA1111_SADR 0x80

	#ifndef CONFIG_ARCH_PXA

	#define SACR0_ENB (1<<0)
	#define SACR0_BCKD (1<<2)
	#define SACR0_RST (1<<3)

	#define SACR1_AMSL (1<<0)
	#define SACR1_L3EN (1<<1)
	#define SACR1_L3MB (1<<2)
	#define SACR1_DREC (1<<3)
	#define SACR1_DRPL (1<<4)
	#define SACR1_ENLBF (1<<5)

	#define SACR2_TS3V (1<<0)
	#define SACR2_TS4V (1<<1)
	#define SACR2_WKUP (1<<2)
	#define SACR2_DREC (1<<3)
	#define SACR2_DRPL (1<<4)
	#define SACR2_ENLBF (1<<5)
	#define SACR2_RESET (1<<6)

	#define SASR0_TNF (1<<0)
	#define SASR0_RNE (1<<1)
	#define SASR0_BSY (1<<2)
	#define SASR0_TFS (1<<3)
	#define SASR0_RFS (1<<4)
	#define SASR0_TUR (1<<5)
	#define SASR0_ROR (1<<6)
	#define SASR0_L3WD (1<<16)
	#define SASR0_L3RD (1<<17)

	#define SASR1_TNF (1<<0)
	#define SASR1_RNE (1<<1)
	#define SASR1_BSY (1<<2)
	#define SASR1_TFS (1<<3)
	#define SASR1_RFS (1<<4)
	#define SASR1_TUR (1<<5)
	#define SASR1_ROR (1<<6)
	#define SASR1_CADT (1<<16)
	#define SASR1_SADR (1<<17)
	#define SASR1_RSTO (1<<18)
	#define SASR1_CLPM (1<<19)
	#define SASR1_CRDY (1<<20)
	#define SASR1_RS3V (1<<21)
	#define SASR1_RS4V (1<<22)

	#define SASCR_TUR (1<<5)
	#define SASCR_ROR (1<<6)
	#define SASCR_DTS (1<<16)
	#define SASCR_RDD (1<<17)
	#define SASCR_STO (1<<18)

	#define SADTCS_TDEN (1<<0)
	#define SADTCS_TDIE (1<<1)
	#define SADTCS_TDBDA (1<<3)
	#define SADTCS_TDSTA (1<<4)
	#define SADTCS_TDBDB (1<<5)
	#define SADTCS_TDSTB (1<<6)
	#define SADTCS_TBIU (1<<7)

	#define SADRCS_RDEN (1<<0)
	#define SADRCS_RDIE (1<<1)
	#define SADRCS_RDBDA (1<<3)
	#define SADRCS_RDSTA (1<<4)
	#define SADRCS_RDBDB (1<<5)
	#define SADRCS_RDSTB (1<<6)
	#define SADRCS_RBIU (1<<7)

	#define SAD_CS_DEN (1<<0)
	#define SAD_CS_DIE (1<<1) /* Not functional on metal 1 */
	#define SAD_CS_DBDA (1<<3) /* Not functional on metal 1 */
	#define SAD_CS_DSTA (1<<4)
	#define SAD_CS_DBDB (1<<5) /* Not functional on metal 1 */
	#define SAD_CS_DSTB (1<<6)
	#define SAD_CS_BIU (1<<7) /* Not functional on metal 1 */

	#define SAITR_TFS (1<<0)
	#define SAITR_RFS (1<<1)
	#define SAITR_TUR (1<<2)
	#define SAITR_ROR (1<<3)
	#define SAITR_CADT (1<<4)
	#define SAITR_SADR (1<<5)
	#define SAITR_RSTO (1<<6)
	#define SAITR_TDBDA (1<<8)
	#define SAITR_TDBDB (1<<9)
	#define SAITR_RDBDA (1<<10)
	#define SAITR_RDBDB (1<<11)

	#endif /* !CONFIG_ARCH_PXA */

	/*
	* General-Purpose I/O Interface
	*
	* Registers
	* PA_DDR GPIO Block A Data Direction
	* PA_DRR/PA_DWR GPIO Block A Data Value Register (read/write)
	* PA_SDR GPIO Block A Sleep Direction
	* PA_SSR GPIO Block A Sleep State
	* PB_DDR GPIO Block B Data Direction
	* PB_DRR/PB_DWR GPIO Block B Data Value Register (read/write)
	* PB_SDR GPIO Block B Sleep Direction
	* PB_SSR GPIO Block B Sleep State
	* PC_DDR GPIO Block C Data Direction
	* PC_DRR/PC_DWR GPIO Block C Data Value Register (read/write)
	* PC_SDR GPIO Block C Sleep Direction
	* PC_SSR GPIO Block C Sleep State
	*/

	#define _PA_DDR _SA1111( 0x1000 )
	#define _PA_DRR _SA1111( 0x1004 )
	#define _PA_DWR _SA1111( 0x1004 )
	#define _PA_SDR _SA1111( 0x1008 )
	#define _PA_SSR _SA1111( 0x100c )
	#define _PB_DDR _SA1111( 0x1010 )
	#define _PB_DRR _SA1111( 0x1014 )
	#define _PB_DWR _SA1111( 0x1014 )
	#define _PB_SDR _SA1111( 0x1018 )
	#define _PB_SSR _SA1111( 0x101c )
	#define _PC_DDR _SA1111( 0x1020 )
	#define _PC_DRR _SA1111( 0x1024 )
	#define _PC_DWR _SA1111( 0x1024 )
	#define _PC_SDR _SA1111( 0x1028 )
	#define _PC_SSR _SA1111( 0x102c )

	#define SA1111_GPIO 0x1000

	#define SA1111_GPIO_PADDR (0x000)
	#define SA1111_GPIO_PADRR (0x004)
	#define SA1111_GPIO_PADWR (0x004)
	#define SA1111_GPIO_PASDR (0x008)
	#define SA1111_GPIO_PASSR (0x00c)
	#define SA1111_GPIO_PBDDR (0x010)
	#define SA1111_GPIO_PBDRR (0x014)
	#define SA1111_GPIO_PBDWR (0x014)
	#define SA1111_GPIO_PBSDR (0x018)
	#define SA1111_GPIO_PBSSR (0x01c)
	#define SA1111_GPIO_PCDDR (0x020)
	#define SA1111_GPIO_PCDRR (0x024)
	#define SA1111_GPIO_PCDWR (0x024)
	#define SA1111_GPIO_PCSDR (0x028)
	#define SA1111_GPIO_PCSSR (0x02c)

	#define GPIO_A0 (1 << 0)
	#define GPIO_A1 (1 << 1)
	#define GPIO_A2 (1 << 2)
	#define GPIO_A3 (1 << 3)

	#define GPIO_B0 (1 << 8)
	#define GPIO_B1 (1 << 9)
	#define GPIO_B2 (1 << 10)
	#define GPIO_B3 (1 << 11)
	#define GPIO_B4 (1 << 12)
	#define GPIO_B5 (1 << 13)
	#define GPIO_B6 (1 << 14)
	#define GPIO_B7 (1 << 15)

	#define GPIO_C0 (1 << 16)
	#define GPIO_C1 (1 << 17)
	#define GPIO_C2 (1 << 18)
	#define GPIO_C3 (1 << 19)
	#define GPIO_C4 (1 << 20)
	#define GPIO_C5 (1 << 21)
	#define GPIO_C6 (1 << 22)
	#define GPIO_C7 (1 << 23)

	/*
	* Interrupt Controller
	*
	* Registers
	* INTTEST0 Test register 0
	* INTTEST1 Test register 1
	* INTEN0 Interrupt Enable register 0
	* INTEN1 Interrupt Enable register 1
	* INTPOL0 Interrupt Polarity selection 0
	* INTPOL1 Interrupt Polarity selection 1
	* INTTSTSEL Interrupt source selection
	* INTSTATCLR0 Interrupt Status/Clear 0
	* INTSTATCLR1 Interrupt Status/Clear 1
	* INTSET0 Interrupt source set 0
	* INTSET1 Interrupt source set 1
	* WAKE_EN0 Wake-up source enable 0
	* WAKE_EN1 Wake-up source enable 1
	* WAKE_POL0 Wake-up polarity selection 0
	* WAKE_POL1 Wake-up polarity selection 1
	*/
	#define SA1111_INTC 0x1600

	/*
	* These are offsets from the above base.
	*/
	#define SA1111_INTTEST0 0x0000
	#define SA1111_INTTEST1 0x0004
	#define SA1111_INTEN0 0x0008
	#define SA1111_INTEN1 0x000c
	#define SA1111_INTPOL0 0x0010
	#define SA1111_INTPOL1 0x0014
	#define SA1111_INTTSTSEL 0x0018
	#define SA1111_INTSTATCLR0 0x001c
	#define SA1111_INTSTATCLR1 0x0020
	#define SA1111_INTSET0 0x0024
	#define SA1111_INTSET1 0x0028
	#define SA1111_WAKEEN0 0x002c
	#define SA1111_WAKEEN1 0x0030
	#define SA1111_WAKEPOL0 0x0034
	#define SA1111_WAKEPOL1 0x0038

	/*
	* PS/2 Trackpad and Mouse Interfaces
	*
	* Registers
	* PS2CR Control Register
	* PS2STAT Status Register
	* PS2DATA Transmit/Receive Data register
	* PS2CLKDIV Clock Division Register
	* PS2PRECNT Clock Precount Register
	* PS2TEST1 Test register 1
	* PS2TEST2 Test register 2
	* PS2TEST3 Test register 3
	* PS2TEST4 Test register 4
	*/

	#define SA1111_KBD 0x0a00
	#define SA1111_MSE 0x0c00

	/*
	* These are offsets from the above bases.
	*/
	#define SA1111_PS2CR 0x0000
	#define SA1111_PS2STAT 0x0004
	#define SA1111_PS2DATA 0x0008
	#define SA1111_PS2CLKDIV 0x000c
	#define SA1111_PS2PRECNT 0x0010

	#define PS2CR_ENA 0x08
	#define PS2CR_FKD 0x02
	#define PS2CR_FKC 0x01

	#define PS2STAT_STP 0x0100
	#define PS2STAT_TXE 0x0080
	#define PS2STAT_TXB 0x0040
	#define PS2STAT_RXF 0x0020
	#define PS2STAT_RXB 0x0010
	#define PS2STAT_ENA 0x0008
	#define PS2STAT_RXP 0x0004
	#define PS2STAT_KBD 0x0002
	#define PS2STAT_KBC 0x0001

	/*
	* PCMCIA Interface
	*
	* Registers
	* PCSR Status Register
	* PCCR Control Register
	* PCSSR Sleep State Register
	*/

	#define SA1111_PCMCIA 0x1600

	/*
	* These are offsets from the above base.
	*/
	#define SA1111_PCCR 0x0000
	#define SA1111_PCSSR 0x0004
	#define SA1111_PCSR 0x0008

	#define PCSR_S0_READY (1<<0)
	#define PCSR_S1_READY (1<<1)
	#define PCSR_S0_DETECT (1<<2)
	#define PCSR_S1_DETECT (1<<3)
	#define PCSR_S0_VS1 (1<<4)
	#define PCSR_S0_VS2 (1<<5)
	#define PCSR_S1_VS1 (1<<6)
	#define PCSR_S1_VS2 (1<<7)
	#define PCSR_S0_WP (1<<8)
	#define PCSR_S1_WP (1<<9)
	#define PCSR_S0_BVD1 (1<<10)
	#define PCSR_S0_BVD2 (1<<11)
	#define PCSR_S1_BVD1 (1<<12)
	#define PCSR_S1_BVD2 (1<<13)

	#define PCCR_S0_RST (1<<0)
	#define PCCR_S1_RST (1<<1)
	#define PCCR_S0_FLT (1<<2)
	#define PCCR_S1_FLT (1<<3)
	#define PCCR_S0_PWAITEN (1<<4)
	#define PCCR_S1_PWAITEN (1<<5)
	#define PCCR_S0_PSE (1<<6)
	#define PCCR_S1_PSE (1<<7)

	#define PCSSR_S0_SLEEP (1<<0)
	#define PCSSR_S1_SLEEP (1<<1)




	extern struct bus_type sa1111_bus_type;

	#define SA1111_DEVID_SBI 0
	#define SA1111_DEVID_SK 1
	#define SA1111_DEVID_USB 2
	#define SA1111_DEVID_SAC 3
	#define SA1111_DEVID_SSP 4
	#define SA1111_DEVID_PS2 5
	#define SA1111_DEVID_GPIO 6
	#define SA1111_DEVID_INT 7
	#define SA1111_DEVID_PCMCIA 8

	struct sa1111_dev {
	struct device dev;
	unsigned int devid;
	struct resource res;
	void __iomem *mapbase;
	unsigned int skpcr_mask;
	unsigned int irq[6];
	u64 dma_mask;
	};

	#define SA1111_DEV(_d) container_of((_d), struct sa1111_dev, dev)

	#define sa1111_get_drvdata(d) dev_get_drvdata(&(d)->dev)
	#define sa1111_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, p)

	struct sa1111_driver {
	struct device_driver drv;
	unsigned int devid;
	int (probe)(struct sa1111_dev );
	int (remove)(struct sa1111_dev );
	int (suspend)(struct sa1111_dev , pm_message_t);
	int (resume)(struct sa1111_dev );
	};

	#define SA1111_DRV(_d) container_of((_d), struct sa1111_driver, drv)

	#define SA1111_DRIVER_NAME(_sadev) ((_sadev)->dev.driver->name)

	/*
	* These frob the SKPCR register.
	*/
	void sa1111_enable_device(struct sa1111_dev *);
	void sa1111_disable_device(struct sa1111_dev *);

	unsigned int sa1111_pll_clock(struct sa1111_dev *);

	#define SA1111_AUDIO_ACLINK 0
	#define SA1111_AUDIO_I2S 1

	void sa1111_select_audio_mode(struct sa1111_dev *sadev, int mode);
	int sa1111_set_audio_rate(struct sa1111_dev *sadev, int rate);
	int sa1111_get_audio_rate(struct sa1111_dev *sadev);

	int sa1111_check_dma_bug(dma_addr_t addr);

	int sa1111_driver_register(struct sa1111_driver *);
	void sa1111_driver_unregister(struct sa1111_driver *);

	void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int dir, unsigned int sleep_dir);
	void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
	void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);

	struct sa1111_platform_data {
	int irq_base; /* base for cascaded on-chip IRQs */
	};

	#endif /* _ASM_ARCH_SA1111 */