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/*
*
* BRIEF MODULE DESCRIPTION
* IT8172 system controller defines.
*
* Copyright 2000 MontaVista Software Inc.
* Author: MontaVista Software, Inc.
* ppopov@mvista.com or source@mvista.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __IT8172__H__
#define __IT8172__H__
#include <asm/addrspace.h>
#define IT8172_BASE 0x18000000
#define IT8172_PCI_IO_BASE 0x14000000
#define IT8172_PCI_MEM_BASE 0x10000000
// System registers offsets from IT8172_BASE
#define IT_CMFPCR 0x0
#define IT_DSRR 0x2
#define IT_PCDCR 0x4
#define IT_SPLLCR 0x6
#define IT_CIDR 0x10
#define IT_CRNR 0x12
#define IT_CPUTR 0x14
#define IT_CTCR 0x16
#define IT_SDPR 0xF0
// Power management register offset from IT8172_PCI_IO_BASE
// Power Management Device Standby Register
#define IT_PM_DSR 0x15800
#define IT_PM_DSR_TMR0SB 0x0001
#define IT_PM_DSR_TMR1SB 0x0002
#define IT_PM_DSR_CIR0SB 0x0004
#define IT_PM_DSR_CIR1SB 0x0008
#define IT_PM_DSR_SCR0SB 0x0010
#define IT_PM_DSR_SCR1SB 0x0020
#define IT_PM_DSR_PPSB 0x0040
#define IT_PM_DSR_I2CSB 0x0080
#define IT_PM_DSR_UARTSB 0x0100
#define IT_PM_DSR_IDESB 0x0200
#define IT_PM_DSR_ACSB 0x0400
#define IT_PM_DSR_M68KSB 0x0800
// Power Management PCI Device Software Reset Register
#define IT_PM_PCISR 0x15802
#define IT_PM_PCISR_IDESR 0x0001
#define IT_PM_PCISR_CDMASR 0x0002
#define IT_PM_PCISR_USBSR 0x0004
#define IT_PM_PCISR_DMASR 0x0008
#define IT_PM_PCISR_ACSR 0x0010
#define IT_PM_PCISR_MEMSR 0x0020
#define IT_PM_PCISR_68KSR 0x0040
// PCI Configuration address and data register offsets
// from IT8172_BASE
#define IT_CONFADDR 0x4000
#define IT_BUSNUM_SHF 16
#define IT_DEVNUM_SHF 11
#define IT_FUNCNUM_SHF 8
#define IT_REGNUM_SHF 2
#define IT_CONFDATA 0x4004
// PCI configuration header common register offsets
#define IT_VID 0x00
#define IT_DID 0x02
#define IT_PCICMD 0x04
#define IT_PCISTS 0x06
#define IT_RID 0x08
#define IT_CLASSC 0x09
#define IT_HEADT 0x0E
#define IT_SERIRQC 0x49
// PCI to Internal/LPC Bus Bridge configuration header register offset
#define IT_P2I_BCR 0x4C
#define IT_P2I_D0IOSC 0x50
#define IT_P2I_D1IOSC 0x54
#define IT_P2I_D2IOSC 0x58
#define IT_P2I_D3IOSC 0x5C
#define IT_P2I_D4IOSC 0x60
#define IT_P2I_D5IOSC 0x64
#define IT_P2I_D6IOSC 0x68
#define IT_P2I_D7IOSC 0x6C
#define IT_P2I_D8IOSC 0x70
#define IT_P2I_D9IOSC 0x74
#define IT_P2I_D10IOSC 0x78
#define IT_P2I_D11IOSC 0x7C
// Memory controller register offsets from IT8172_BASE
#define IT_MC_SDRMR 0x1000
#define IT_MC_SDRTR 0x1004
#define IT_MC_MCR 0x1008
#define IT_MC_SDTYPE 0x100C
#define IT_MC_WPBA 0x1010
#define IT_MC_WPTA 0x1014
#define IT_MC_HATR 0x1018
#define IT_MC_PCICR 0x101C
// Flash/ROM control register offsets from IT8172_BASE
#define IT_FC_BRCR 0x2000
#define IT_FC_FCR 0x2004
#define IT_FC_DCR 0x2008
// M68K interface bridge configuration header register offset
#define IT_M68K_MBCSR 0x54
#define IT_M68K_TMR 0x58
#define IT_M68K_BCR 0x5C
#define IT_M68K_BSR 0x5D
#define IT_M68K_DTR 0x5F
// Register offset from IT8172_PCI_IO_BASE
// These registers are accessible through 8172 PCI IO window.
// INTC
#define IT_INTC_BASE 0x10000
#define IT_INTC_LBDNIRR 0x10000
#define IT_INTC_LBDNIMR 0x10002
#define IT_INTC_LBDNITR 0x10004
#define IT_INTC_LBDNIAR 0x10006
#define IT_INTC_LPCNIRR 0x10010
#define IT_INTC_LPCNIMR 0x10012
#define IT_INTC_LPCNITR 0x10014
#define IT_INTC_LPCNIAR 0x10016
#define IT_INTC_PDNIRR 0x10020
#define IT_INTC_PDNIMR 0x10022
#define IT_INTC_PDNITR 0x10024
#define IT_INTC_PDNIAR 0x10026
#define IT_INTC_UMNIRR 0x10030
#define IT_INTC_UMNITR 0x10034
#define IT_INTC_UMNIAR 0x10036
#define IT_INTC_TYPER 0x107FE
// IT8172 PCI device number
#define IT_C2P_DEVICE 0
#define IT_AUDIO_DEVICE 1
#define IT_DMAC_DEVICE 1
#define IT_CDMAC_DEVICE 1
#define IT_USB_DEVICE 1
#define IT_P2I_DEVICE 1
#define IT_IDE_DEVICE 1
#define IT_M68K_DEVICE 1
// IT8172 PCI function number
#define IT_C2P_FUNCION 0
#define IT_AUDIO_FUNCTION 0
#define IT_DMAC_FUNCTION 1
#define IT_CDMAC_FUNCTION 2
#define IT_USB_FUNCTION 3
#define IT_P2I_FUNCTION 4
#define IT_IDE_FUNCTION 5
#define IT_M68K_FUNCTION 6
// IT8172 GPIO
#define IT_GPADR 0x13800
#define IT_GPBDR 0x13808
#define IT_GPCDR 0x13810
#define IT_GPACR 0x13802
#define IT_GPBCR 0x1380A
#define IT_GPCCR 0x13812
#define IT_GPAICR 0x13804
#define IT_GPBICR 0x1380C
#define IT_GPCICR 0x13814
#define IT_GPAISR 0x13806
#define IT_GPBISR 0x1380E
#define IT_GPCISR 0x13816
#define IT_GCR 0x13818
// IT8172 RTC
#define IT_RTC_BASE 0x14800
#define IT_RTC_CENTURY 0x14808
#define IT_RTC_RIR0 0x00
#define IT_RTC_RTR0 0x01
#define IT_RTC_RIR1 0x02
#define IT_RTC_RTR1 0x03
#define IT_RTC_RIR2 0x04
#define IT_RTC_RTR2 0x05
#define IT_RTC_RCTR 0x08
#define IT_RTC_RA 0x0A
#define IT_RTC_RB 0x0B
#define IT_RTC_RC 0x0C
#define IT_RTC_RD 0x0D
#define RTC_SEC_INDEX 0x00
#define RTC_MIN_INDEX 0x02
#define RTC_HOUR_INDEX 0x04
#define RTC_DAY_INDEX 0x06
#define RTC_DATE_INDEX 0x07
#define RTC_MONTH_INDEX 0x08
#define RTC_YEAR_INDEX 0x09
// IT8172 internal device registers
#define IT_TIMER_BASE 0x10800
#define IT_CIR0_BASE 0x11000
#define IT_UART_BASE 0x11800
#define IT_SCR0_BASE 0x12000
#define IT_SCR1_BASE 0x12800
#define IT_PP_BASE 0x13000
#define IT_I2C_BASE 0x14000
#define IT_CIR1_BASE 0x15000
// IT8172 Smart Card Reader offsets from IT_SCR*_BASE
#define IT_SCR_SFR 0x08
#define IT_SCR_SCDR 0x09
// IT8172 IT_SCR_SFR bit definition & mask
#define IT_SCR_SFR_GATE_UART 0x40
#define IT_SCR_SFR_GATE_UART_BIT 6
#define IT_SCR_SFR_GATE_UART_OFF 0
#define IT_SCR_SFR_GATE_UART_ON 1
#define IT_SCR_SFR_FET_CHARGE 0x30
#define IT_SCR_SFR_FET_CHARGE_BIT 4
#define IT_SCR_SFR_FET_CHARGE_3_3_US 3
#define IT_SCR_SFR_FET_CHARGE_13_US 2
#define IT_SCR_SFR_FET_CHARGE_53_US 1
#define IT_SCR_SFR_FET_CHARGE_213_US 0
#define IT_SCR_SFR_CARD_FREQ 0x0C
#define IT_SCR_SFR_CARD_FREQ_BIT 2
#define IT_SCR_SFR_CARD_FREQ_STOP 3
#define IT_SCR_SFR_CARD_FREQ_3_5_MHZ 0
#define IT_SCR_SFR_CARD_FREQ_7_1_MHZ 2
#define IT_SCR_SFR_CARD_FREQ_96_DIV_MHZ 1
#define IT_SCR_SFR_FET_ACTIVE 0x02
#define IT_SCR_SFR_FET_ACTIVE_BIT 1
#define IT_SCR_SFR_FET_ACTIVE_INVERT 0
#define IT_SCR_SFR_FET_ACTIVE_NONINVERT 1
#define IT_SCR_SFR_ENABLE 0x01
#define IT_SCR_SFR_ENABLE_BIT 0
#define IT_SCR_SFR_ENABLE_OFF 0
#define IT_SCR_SFR_ENABLE_ON 1
// IT8172 IT_SCR_SCDR bit definition & mask
#define IT_SCR_SCDR_RESET_MODE 0x80
#define IT_SCR_SCDR_RESET_MODE_BIT 7
#define IT_SCR_SCDR_RESET_MODE_ASYNC 0
#define IT_SCR_SCDR_RESET_MODE_SYNC 1
#define IT_SCR_SCDR_DIVISOR 0x7F
#define IT_SCR_SCDR_DIVISOR_BIT 0
#define IT_SCR_SCDR_DIVISOR_STOP_VAL_1 0x00
#define IT_SCR_SCDR_DIVISOR_STOP_VAL_2 0x01
#define IT_SCR_SCDR_DIVISOR_STOP_VAL_3 0x7F
// IT8172 DMA
#define IT_DMAC_BASE 0x16000
#define IT_DMAC_BCAR0 0x00
#define IT_DMAC_BCAR1 0x04
#define IT_DMAC_BCAR2 0x08
#define IT_DMAC_BCAR3 0x0C
#define IT_DMAC_BCCR0 0x02
#define IT_DMAC_BCCR1 0x06
#define IT_DMAC_BCCR2 0x0a
#define IT_DMAC_BCCR3 0x0e
#define IT_DMAC_CR 0x10
#define IT_DMAC_SR 0x12
#define IT_DMAC_ESR 0x13
#define IT_DMAC_RQR 0x14
#define IT_DMAC_MR 0x16
#define IT_DMAC_EMR 0x17
#define IT_DMAC_MKR 0x18
#define IT_DMAC_PAR0 0x20
#define IT_DMAC_PAR1 0x22
#define IT_DMAC_PAR2 0x24
#define IT_DMAC_PAR3 0x26
// IT8172 IDE
#define IT_IDE_BASE 0x17800
#define IT_IDE_STATUS 0x1F7
// IT8172 Audio Controller
#define IT_AC_BASE 0x17000
#define IT_AC_PCMOV 0x00
#define IT_AC_FMOV 0x02
#define IT_AC_I2SV 0x04
#define IT_AC_DRSS 0x06
#define IT_AC_PCC 0x08
#define IT_AC_PCDL 0x0A
#define IT_AC_PCB1STA 0x0C
#define IT_AC_PCB2STA 0x10
#define IT_AC_CAPCC 0x14
#define IT_AC_CAPCDL 0x16
#define IT_AC_CAPB1STA 0x18
#define IT_AC_CAPB2STA 0x1C
#define IT_AC_CODECC 0x22
#define IT_AC_I2SMC 0x24
#define IT_AC_VS 0x26
#define IT_AC_SRCS 0x28
#define IT_AC_CIRCP 0x2A
#define IT_AC_CIRDP 0x2C
#define IT_AC_TM 0x4A
#define IT_AC_PFDP 0x4C
#define IT_AC_GC 0x54
#define IT_AC_IMC 0x56
#define IT_AC_ISC 0x5B
#define IT_AC_OPL3SR 0x68
#define IT_AC_OPL3DWDR 0x69
#define IT_AC_OPL3AB1W 0x6A
#define IT_AC_OPL3DW 0x6B
#define IT_AC_BPDC 0x70
// IT8172 Timer
#define IT_TIMER_BASE 0x10800
#define TIMER_TCVR0 0x00
#define TIMER_TRVR0 0x02
#define TIMER_TCR0 0x04
#define TIMER_TIRR 0x06
#define TIMER_TCVR1 0x08
#define TIMER_TRVR1 0x0A
#define TIMER_TCR1 0x0C
#define TIMER_TIDR 0x0E
#define IT_WRITE(ofs, data) *(volatile u32 *)KSEG1ADDR((IT8172_BASE+ofs)) = data
#define IT_READ(ofs, data) data = *(volatile u32 *)KSEG1ADDR((IT8172_BASE+ofs))
#define IT_IO_WRITE(ofs, data) *(volatile u32 *)KSEG1ADDR((IT8172_PCI_IO_BASE+ofs)) = data
#define IT_IO_READ(ofs, data) data = *(volatile u32 *)KSEG1ADDR((IT8172_PCI_IO_BASE+ofs))
#define IT_IO_WRITE16(ofs, data) *(volatile u16 *)KSEG1ADDR((IT8172_PCI_IO_BASE+ofs)) = data
#define IT_IO_READ16(ofs, data) data = *(volatile u16 *)KSEG1ADDR((IT8172_PCI_IO_BASE+ofs))
#endif
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