/* SPDX-License-Identifier: GPL-2.0 */
/*
* 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>
/*
* 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
/*
* 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 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 */
#define SA1111_KBD 0x0a00
#define SA1111_MSE 0x0c00
/* PCMCIA Interface */
#define SA1111_PCMCIA 0x1600
extern struct bus_type sa1111_bus_type;
#define SA1111_DEVID_SBI (1 << 0)
#define SA1111_DEVID_SK (1 << 1)
#define SA1111_DEVID_USB (1 << 2)
#define SA1111_DEVID_SAC (1 << 3)
#define SA1111_DEVID_SSP (1 << 4)
#define SA1111_DEVID_PS2 (3 << 5)
#define SA1111_DEVID_PS2_KBD (1 << 5)
#define SA1111_DEVID_PS2_MSE (1 << 6)
#define SA1111_DEVID_GPIO (1 << 7)
#define SA1111_DEVID_INT (1 << 8)
#define SA1111_DEVID_PCMCIA (1 << 9)
struct sa1111_dev {
struct device dev;
unsigned int devid;
struct resource res;
void __iomem *mapbase;
unsigned int skpcr_mask;
unsigned int hwirq[6];
u64 dma_mask;
};
#define to_sa1111_device(x) container_of(x, 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 *);
};
#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, and call platform specific
* enable/disable functions.
*/
int sa1111_enable_device(struct sa1111_dev *);
void sa1111_disable_device(struct sa1111_dev *);
int sa1111_get_irq(struct sa1111_dev *, unsigned num);
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 */
unsigned disable_devs;
void *data;
int (*enable)(void *, unsigned);
void (*disable)(void *, unsigned);
};
#endif /* _ASM_ARCH_SA1111 */
