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Diffstat (limited to 'arch/arm/include/asm/hardware/sa1111.h')
| -rw-r--r-- | arch/arm/include/asm/hardware/sa1111.h | 581 |
1 files changed, 581 insertions, 0 deletions
diff --git a/arch/arm/include/asm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h new file mode 100644 index 00000000000..6cf98d4f7dc --- /dev/null +++ b/arch/arm/include/asm/hardware/sa1111.h @@ -0,0 +1,581 @@ +/* + * 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 <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 + +#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); + +#endif /* _ASM_ARCH_SA1111 */ |