/*
* linux/include/asm-arm/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 <asm/arch/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
/*
* 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)
/*
* SA1111 register definitions.
*/
#define __CCREG(x) __REGP(SA1111_VBASE + (x))
#define sa1111_writel(val,addr) __raw_writel(val, addr)
#define sa1111_readl(addr) __raw_readl(addr)
/*
* 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 _SACR0 _SA1111( 0x0600 )
#define _SACR1 _SA1111( 0x0604 )
#define _SACR2 _SA1111( 0x0608 )
#define _SASR0 _SA1111( 0x060c )
#define _SASR1 _SA1111( 0x0610 )
#define _SASCR _SA1111( 0x0618 )
#define _L3_CAR _SA1111( 0x061c )
#define _L3_CDR _SA1111( 0x0620 )
#define _ACCAR _SA1111( 0x0624 )
#define _ACCDR _SA1111( 0x0628 )
#define _ACSAR _SA1111( 0x062c )
#define _ACSDR _SA1111( 0x0630 )
#define _SADTCS _SA1111( 0x0634 )
#define _SADTSA _SA1111( 0x0638 )
#define _SADTCA _SA1111( 0x063c )
#define _SADTSB _SA1111( 0x0640 )
#define _SADTCB _SA1111( 0x0644 )
#define _SADRCS _SA1111( 0x0648 )
#define _SADRSA _SA1111( 0x064c )
#define _SADRCA _SA1111( 0x0650 )
#define _SADRSB _SA1111( 0x0654 )
#define _SADRCB _SA1111( 0x0658 )
#define _SAITR _SA1111( 0x065c )
#define _SADR _SA1111( 0x0680 )
#define SACR0 __CCREG(0x0600)
#define SACR1 __CCREG(0x0604)
#define SACR2 __CCREG(0x0608)
#define SASR0 __CCREG(0x060c)
#define SASR1 __CCREG(0x0610)
#define SASCR __CCREG(0x0618)
#define L3_CAR __CCREG(0x061c)
#define L3_CDR __CCREG(0x0620)
#define ACCAR __CCREG(0x0624)
#define ACCDR __CCREG(0x0628)
#define ACSAR __CCREG(0x062c)
#define ACSDR __CCREG(0x0630)
#define SADTCS __CCREG(0x0634)
#define SADTSA __CCREG(0x0638)
#define SADTCA __CCREG(0x063c)
#define SADTSB __CCREG(0x0640)
#define SADTCB __CCREG(0x0644)
#define SADRCS __CCREG(0x0648)
#define SADRSA __CCREG(0x064c)
#define SADRCA __CCREG(0x0650)
#define SADRSB __CCREG(0x0654)
#define SADRCB __CCREG(0x0658)
#define SAITR __CCREG(0x065c)
#define SADR __CCREG(0x0680)
#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)
/*
* 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);
#endif /* _ASM_ARCH_SA1111 */
