443 lines
12 KiB
C
443 lines
12 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* arch/arm/include/asm/hardware/sa1111.h
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*
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* Copyright (C) 2000 John G Dorsey <john+@cs.cmu.edu>
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*
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* This file contains definitions for the SA-1111 Companion Chip.
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* (Structure and naming borrowed from SA-1101.h, by Peter Danielsson.)
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*
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* Macro that calculates real address for registers in the SA-1111
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*/
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#ifndef _ASM_ARCH_SA1111
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#define _ASM_ARCH_SA1111
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/*
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* Don't ask the (SAC) DMA engines to move less than this amount.
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*/
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#define SA1111_SAC_DMA_MIN_XFER (0x800)
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/*
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* System Bus Interface (SBI)
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*
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* Registers
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* SKCR Control Register
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* SMCR Shared Memory Controller Register
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* SKID ID Register
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*/
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#define SA1111_SKCR 0x0000
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#define SA1111_SMCR 0x0004
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#define SA1111_SKID 0x0008
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#define SKCR_PLL_BYPASS (1<<0)
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#define SKCR_RCLKEN (1<<1)
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#define SKCR_SLEEP (1<<2)
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#define SKCR_DOZE (1<<3)
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#define SKCR_VCO_OFF (1<<4)
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#define SKCR_SCANTSTEN (1<<5)
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#define SKCR_CLKTSTEN (1<<6)
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#define SKCR_RDYEN (1<<7)
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#define SKCR_SELAC (1<<8)
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#define SKCR_OPPC (1<<9)
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#define SKCR_PLLTSTEN (1<<10)
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#define SKCR_USBIOTSTEN (1<<11)
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/*
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* Don't believe the specs! Take them, throw them outside. Leave them
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* there for a week. Spit on them. Walk on them. Stamp on them.
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* Pour gasoline over them and finally burn them. Now think about coding.
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* - The October 1999 errata (278260-007) says its bit 13, 1 to enable.
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* - The Feb 2001 errata (278260-010) says that the previous errata
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* (278260-009) is wrong, and its bit actually 12, fixed in spec
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* 278242-003.
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* - The SA1111 manual (278242) says bit 12, but 0 to enable.
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* - Reality is bit 13, 1 to enable.
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* -- rmk
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*/
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#define SKCR_OE_EN (1<<13)
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#define SMCR_DTIM (1<<0)
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#define SMCR_MBGE (1<<1)
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#define SMCR_DRAC_0 (1<<2)
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#define SMCR_DRAC_1 (1<<3)
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#define SMCR_DRAC_2 (1<<4)
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#define SMCR_DRAC Fld(3, 2)
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#define SMCR_CLAT (1<<5)
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#define SKID_SIREV_MASK (0x000000f0)
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#define SKID_MTREV_MASK (0x0000000f)
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#define SKID_ID_MASK (0xffffff00)
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#define SKID_SA1111_ID (0x690cc200)
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/*
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* System Controller
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*
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* Registers
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* SKPCR Power Control Register
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* SKCDR Clock Divider Register
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* SKAUD Audio Clock Divider Register
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* SKPMC PS/2 Mouse Clock Divider Register
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* SKPTC PS/2 Track Pad Clock Divider Register
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* SKPEN0 PWM0 Enable Register
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* SKPWM0 PWM0 Clock Register
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* SKPEN1 PWM1 Enable Register
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* SKPWM1 PWM1 Clock Register
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*/
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#define SA1111_SKPCR 0x0200
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#define SA1111_SKCDR 0x0204
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#define SA1111_SKAUD 0x0208
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#define SA1111_SKPMC 0x020c
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#define SA1111_SKPTC 0x0210
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#define SA1111_SKPEN0 0x0214
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#define SA1111_SKPWM0 0x0218
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#define SA1111_SKPEN1 0x021c
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#define SA1111_SKPWM1 0x0220
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#define SKPCR_UCLKEN (1<<0)
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#define SKPCR_ACCLKEN (1<<1)
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#define SKPCR_I2SCLKEN (1<<2)
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#define SKPCR_L3CLKEN (1<<3)
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#define SKPCR_SCLKEN (1<<4)
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#define SKPCR_PMCLKEN (1<<5)
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#define SKPCR_PTCLKEN (1<<6)
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#define SKPCR_DCLKEN (1<<7)
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#define SKPCR_PWMCLKEN (1<<8)
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/* USB Host controller */
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#define SA1111_USB 0x0400
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/*
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* Serial Audio Controller
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*
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* Registers
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* SACR0 Serial Audio Common Control Register
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* SACR1 Serial Audio Alternate Mode (I2C/MSB) Control Register
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* SACR2 Serial Audio AC-link Control Register
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* SASR0 Serial Audio I2S/MSB Interface & FIFO Status Register
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* SASR1 Serial Audio AC-link Interface & FIFO Status Register
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* SASCR Serial Audio Status Clear Register
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* L3_CAR L3 Control Bus Address Register
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* L3_CDR L3 Control Bus Data Register
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* ACCAR AC-link Command Address Register
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* ACCDR AC-link Command Data Register
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* ACSAR AC-link Status Address Register
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* ACSDR AC-link Status Data Register
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* SADTCS Serial Audio DMA Transmit Control/Status Register
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* SADTSA Serial Audio DMA Transmit Buffer Start Address A
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* SADTCA Serial Audio DMA Transmit Buffer Count Register A
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* SADTSB Serial Audio DMA Transmit Buffer Start Address B
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* SADTCB Serial Audio DMA Transmit Buffer Count Register B
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* SADRCS Serial Audio DMA Receive Control/Status Register
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* SADRSA Serial Audio DMA Receive Buffer Start Address A
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* SADRCA Serial Audio DMA Receive Buffer Count Register A
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* SADRSB Serial Audio DMA Receive Buffer Start Address B
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* SADRCB Serial Audio DMA Receive Buffer Count Register B
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* SAITR Serial Audio Interrupt Test Register
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* SADR Serial Audio Data Register (16 x 32-bit)
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*/
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#define SA1111_SERAUDIO 0x0600
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/*
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* These are offsets from the above base.
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*/
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#define SA1111_SACR0 0x00
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#define SA1111_SACR1 0x04
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#define SA1111_SACR2 0x08
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#define SA1111_SASR0 0x0c
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#define SA1111_SASR1 0x10
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#define SA1111_SASCR 0x18
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#define SA1111_L3_CAR 0x1c
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#define SA1111_L3_CDR 0x20
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#define SA1111_ACCAR 0x24
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#define SA1111_ACCDR 0x28
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#define SA1111_ACSAR 0x2c
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#define SA1111_ACSDR 0x30
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#define SA1111_SADTCS 0x34
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#define SA1111_SADTSA 0x38
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#define SA1111_SADTCA 0x3c
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#define SA1111_SADTSB 0x40
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#define SA1111_SADTCB 0x44
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#define SA1111_SADRCS 0x48
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#define SA1111_SADRSA 0x4c
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#define SA1111_SADRCA 0x50
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#define SA1111_SADRSB 0x54
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#define SA1111_SADRCB 0x58
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#define SA1111_SAITR 0x5c
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#define SA1111_SADR 0x80
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#ifndef CONFIG_ARCH_PXA
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#define SACR0_ENB (1<<0)
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#define SACR0_BCKD (1<<2)
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#define SACR0_RST (1<<3)
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#define SACR1_AMSL (1<<0)
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#define SACR1_L3EN (1<<1)
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#define SACR1_L3MB (1<<2)
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#define SACR1_DREC (1<<3)
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#define SACR1_DRPL (1<<4)
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#define SACR1_ENLBF (1<<5)
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#define SACR2_TS3V (1<<0)
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#define SACR2_TS4V (1<<1)
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#define SACR2_WKUP (1<<2)
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#define SACR2_DREC (1<<3)
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#define SACR2_DRPL (1<<4)
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#define SACR2_ENLBF (1<<5)
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#define SACR2_RESET (1<<6)
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#define SASR0_TNF (1<<0)
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#define SASR0_RNE (1<<1)
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#define SASR0_BSY (1<<2)
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#define SASR0_TFS (1<<3)
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#define SASR0_RFS (1<<4)
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#define SASR0_TUR (1<<5)
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#define SASR0_ROR (1<<6)
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#define SASR0_L3WD (1<<16)
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#define SASR0_L3RD (1<<17)
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#define SASR1_TNF (1<<0)
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#define SASR1_RNE (1<<1)
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#define SASR1_BSY (1<<2)
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#define SASR1_TFS (1<<3)
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#define SASR1_RFS (1<<4)
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#define SASR1_TUR (1<<5)
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#define SASR1_ROR (1<<6)
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#define SASR1_CADT (1<<16)
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#define SASR1_SADR (1<<17)
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#define SASR1_RSTO (1<<18)
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#define SASR1_CLPM (1<<19)
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#define SASR1_CRDY (1<<20)
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#define SASR1_RS3V (1<<21)
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#define SASR1_RS4V (1<<22)
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#define SASCR_TUR (1<<5)
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#define SASCR_ROR (1<<6)
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#define SASCR_DTS (1<<16)
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#define SASCR_RDD (1<<17)
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#define SASCR_STO (1<<18)
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#define SADTCS_TDEN (1<<0)
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#define SADTCS_TDIE (1<<1)
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#define SADTCS_TDBDA (1<<3)
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#define SADTCS_TDSTA (1<<4)
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#define SADTCS_TDBDB (1<<5)
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#define SADTCS_TDSTB (1<<6)
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#define SADTCS_TBIU (1<<7)
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#define SADRCS_RDEN (1<<0)
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#define SADRCS_RDIE (1<<1)
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#define SADRCS_RDBDA (1<<3)
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#define SADRCS_RDSTA (1<<4)
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#define SADRCS_RDBDB (1<<5)
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#define SADRCS_RDSTB (1<<6)
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#define SADRCS_RBIU (1<<7)
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#define SAD_CS_DEN (1<<0)
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#define SAD_CS_DIE (1<<1) /* Not functional on metal 1 */
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#define SAD_CS_DBDA (1<<3) /* Not functional on metal 1 */
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#define SAD_CS_DSTA (1<<4)
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#define SAD_CS_DBDB (1<<5) /* Not functional on metal 1 */
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#define SAD_CS_DSTB (1<<6)
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#define SAD_CS_BIU (1<<7) /* Not functional on metal 1 */
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#define SAITR_TFS (1<<0)
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#define SAITR_RFS (1<<1)
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#define SAITR_TUR (1<<2)
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#define SAITR_ROR (1<<3)
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#define SAITR_CADT (1<<4)
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#define SAITR_SADR (1<<5)
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#define SAITR_RSTO (1<<6)
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#define SAITR_TDBDA (1<<8)
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#define SAITR_TDBDB (1<<9)
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#define SAITR_RDBDA (1<<10)
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#define SAITR_RDBDB (1<<11)
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#endif /* !CONFIG_ARCH_PXA */
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/*
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* General-Purpose I/O Interface
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*
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* Registers
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* PA_DDR GPIO Block A Data Direction
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* PA_DRR/PA_DWR GPIO Block A Data Value Register (read/write)
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* PA_SDR GPIO Block A Sleep Direction
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* PA_SSR GPIO Block A Sleep State
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* PB_DDR GPIO Block B Data Direction
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* PB_DRR/PB_DWR GPIO Block B Data Value Register (read/write)
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* PB_SDR GPIO Block B Sleep Direction
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* PB_SSR GPIO Block B Sleep State
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* PC_DDR GPIO Block C Data Direction
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* PC_DRR/PC_DWR GPIO Block C Data Value Register (read/write)
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* PC_SDR GPIO Block C Sleep Direction
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* PC_SSR GPIO Block C Sleep State
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*/
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#define SA1111_GPIO 0x1000
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#define SA1111_GPIO_PADDR (0x000)
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#define SA1111_GPIO_PADRR (0x004)
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#define SA1111_GPIO_PADWR (0x004)
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#define SA1111_GPIO_PASDR (0x008)
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#define SA1111_GPIO_PASSR (0x00c)
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#define SA1111_GPIO_PBDDR (0x010)
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#define SA1111_GPIO_PBDRR (0x014)
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#define SA1111_GPIO_PBDWR (0x014)
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#define SA1111_GPIO_PBSDR (0x018)
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#define SA1111_GPIO_PBSSR (0x01c)
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#define SA1111_GPIO_PCDDR (0x020)
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#define SA1111_GPIO_PCDRR (0x024)
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#define SA1111_GPIO_PCDWR (0x024)
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#define SA1111_GPIO_PCSDR (0x028)
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#define SA1111_GPIO_PCSSR (0x02c)
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#define GPIO_A0 (1 << 0)
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#define GPIO_A1 (1 << 1)
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#define GPIO_A2 (1 << 2)
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#define GPIO_A3 (1 << 3)
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#define GPIO_B0 (1 << 8)
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#define GPIO_B1 (1 << 9)
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#define GPIO_B2 (1 << 10)
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#define GPIO_B3 (1 << 11)
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#define GPIO_B4 (1 << 12)
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#define GPIO_B5 (1 << 13)
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#define GPIO_B6 (1 << 14)
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#define GPIO_B7 (1 << 15)
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#define GPIO_C0 (1 << 16)
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#define GPIO_C1 (1 << 17)
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#define GPIO_C2 (1 << 18)
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#define GPIO_C3 (1 << 19)
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#define GPIO_C4 (1 << 20)
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#define GPIO_C5 (1 << 21)
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#define GPIO_C6 (1 << 22)
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#define GPIO_C7 (1 << 23)
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/*
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* Interrupt Controller
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*
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* Registers
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* INTTEST0 Test register 0
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* INTTEST1 Test register 1
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* INTEN0 Interrupt Enable register 0
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* INTEN1 Interrupt Enable register 1
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* INTPOL0 Interrupt Polarity selection 0
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* INTPOL1 Interrupt Polarity selection 1
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* INTTSTSEL Interrupt source selection
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* INTSTATCLR0 Interrupt Status/Clear 0
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* INTSTATCLR1 Interrupt Status/Clear 1
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* INTSET0 Interrupt source set 0
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* INTSET1 Interrupt source set 1
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* WAKE_EN0 Wake-up source enable 0
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* WAKE_EN1 Wake-up source enable 1
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* WAKE_POL0 Wake-up polarity selection 0
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* WAKE_POL1 Wake-up polarity selection 1
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*/
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#define SA1111_INTC 0x1600
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/*
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* These are offsets from the above base.
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*/
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#define SA1111_INTTEST0 0x0000
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#define SA1111_INTTEST1 0x0004
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#define SA1111_INTEN0 0x0008
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#define SA1111_INTEN1 0x000c
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#define SA1111_INTPOL0 0x0010
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#define SA1111_INTPOL1 0x0014
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#define SA1111_INTTSTSEL 0x0018
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#define SA1111_INTSTATCLR0 0x001c
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#define SA1111_INTSTATCLR1 0x0020
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#define SA1111_INTSET0 0x0024
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#define SA1111_INTSET1 0x0028
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#define SA1111_WAKEEN0 0x002c
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#define SA1111_WAKEEN1 0x0030
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#define SA1111_WAKEPOL0 0x0034
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#define SA1111_WAKEPOL1 0x0038
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/* PS/2 Trackpad and Mouse Interfaces */
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#define SA1111_KBD 0x0a00
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#define SA1111_MSE 0x0c00
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/* PCMCIA Interface */
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#define SA1111_PCMCIA 0x1600
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extern struct bus_type sa1111_bus_type;
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#define SA1111_DEVID_SBI (1 << 0)
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#define SA1111_DEVID_SK (1 << 1)
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#define SA1111_DEVID_USB (1 << 2)
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#define SA1111_DEVID_SAC (1 << 3)
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#define SA1111_DEVID_SSP (1 << 4)
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#define SA1111_DEVID_PS2 (3 << 5)
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#define SA1111_DEVID_PS2_KBD (1 << 5)
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#define SA1111_DEVID_PS2_MSE (1 << 6)
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#define SA1111_DEVID_GPIO (1 << 7)
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#define SA1111_DEVID_INT (1 << 8)
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#define SA1111_DEVID_PCMCIA (1 << 9)
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struct sa1111_dev {
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struct device dev;
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unsigned int devid;
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struct resource res;
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void __iomem *mapbase;
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unsigned int skpcr_mask;
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unsigned int hwirq[6];
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u64 dma_mask;
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};
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#define to_sa1111_device(x) container_of(x, struct sa1111_dev, dev)
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#define sa1111_get_drvdata(d) dev_get_drvdata(&(d)->dev)
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#define sa1111_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, p)
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struct sa1111_driver {
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struct device_driver drv;
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unsigned int devid;
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int (*probe)(struct sa1111_dev *);
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void (*remove)(struct sa1111_dev *);
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};
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#define SA1111_DRV(_d) container_of((_d), struct sa1111_driver, drv)
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#define SA1111_DRIVER_NAME(_sadev) ((_sadev)->dev.driver->name)
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/*
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* These frob the SKPCR register, and call platform specific
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* enable/disable functions.
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*/
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int sa1111_enable_device(struct sa1111_dev *);
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void sa1111_disable_device(struct sa1111_dev *);
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int sa1111_get_irq(struct sa1111_dev *, unsigned num);
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unsigned int sa1111_pll_clock(struct sa1111_dev *);
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#define SA1111_AUDIO_ACLINK 0
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#define SA1111_AUDIO_I2S 1
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void sa1111_select_audio_mode(struct sa1111_dev *sadev, int mode);
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int sa1111_set_audio_rate(struct sa1111_dev *sadev, int rate);
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int sa1111_get_audio_rate(struct sa1111_dev *sadev);
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int sa1111_check_dma_bug(dma_addr_t addr);
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int sa1111_driver_register(struct sa1111_driver *);
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void sa1111_driver_unregister(struct sa1111_driver *);
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struct sa1111_platform_data {
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int irq_base; /* base for cascaded on-chip IRQs */
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unsigned disable_devs;
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void *data;
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int (*enable)(void *, unsigned);
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void (*disable)(void *, unsigned);
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};
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#endif /* _ASM_ARCH_SA1111 */
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