| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Intel IOP32X and IOP33X register definitions |
| * |
| * Author: Rory Bolt <rorybolt@pacbell.net> |
| * Copyright (C) 2002 Rory Bolt |
| * Copyright (C) 2004 Intel Corp. |
| */ |
| |
| #ifndef __IOP3XX_H |
| #define __IOP3XX_H |
| |
| /* |
| * Peripherals that are shared between the iop32x and iop33x but |
| * located at different addresses. |
| */ |
| #define IOP3XX_TIMER_REG(reg) (IOP3XX_PERIPHERAL_VIRT_BASE + 0x07e0 + (reg)) |
| |
| #include "iop3xx.h" |
| |
| /* ATU Parameters |
| * set up a 1:1 bus to physical ram relationship |
| * w/ physical ram on top of pci in the memory map |
| */ |
| #define IOP32X_MAX_RAM_SIZE 0x40000000UL |
| #define IOP3XX_MAX_RAM_SIZE IOP32X_MAX_RAM_SIZE |
| #define IOP3XX_PCI_LOWER_MEM_BA 0x80000000 |
| |
| /* |
| * IOP3XX GPIO handling |
| */ |
| #define IOP3XX_GPIO_LINE(x) (x) |
| |
| #ifndef __ASSEMBLY__ |
| extern int init_atu; |
| extern int iop3xx_get_init_atu(void); |
| #endif |
| |
| |
| /* |
| * IOP3XX processor registers |
| */ |
| #define IOP3XX_PERIPHERAL_PHYS_BASE 0xffffe000 |
| #define IOP3XX_PERIPHERAL_VIRT_BASE 0xfedfe000 |
| #define IOP3XX_PERIPHERAL_SIZE 0x00002000 |
| #define IOP3XX_PERIPHERAL_UPPER_PA (IOP3XX_PERIPHERAL_PHYS_BASE +\ |
| IOP3XX_PERIPHERAL_SIZE - 1) |
| #define IOP3XX_PERIPHERAL_UPPER_VA (IOP3XX_PERIPHERAL_VIRT_BASE +\ |
| IOP3XX_PERIPHERAL_SIZE - 1) |
| #define IOP3XX_PMMR_PHYS_TO_VIRT(addr) (u32) ((u32) (addr) -\ |
| (IOP3XX_PERIPHERAL_PHYS_BASE\ |
| - IOP3XX_PERIPHERAL_VIRT_BASE)) |
| #define IOP3XX_REG_ADDR(reg) (IOP3XX_PERIPHERAL_VIRT_BASE + (reg)) |
| |
| /* Address Translation Unit */ |
| #define IOP3XX_ATUVID (volatile u16 *)IOP3XX_REG_ADDR(0x0100) |
| #define IOP3XX_ATUDID (volatile u16 *)IOP3XX_REG_ADDR(0x0102) |
| #define IOP3XX_ATUCMD (volatile u16 *)IOP3XX_REG_ADDR(0x0104) |
| #define IOP3XX_ATUSR (volatile u16 *)IOP3XX_REG_ADDR(0x0106) |
| #define IOP3XX_ATURID (volatile u8 *)IOP3XX_REG_ADDR(0x0108) |
| #define IOP3XX_ATUCCR (volatile u32 *)IOP3XX_REG_ADDR(0x0109) |
| #define IOP3XX_ATUCLSR (volatile u8 *)IOP3XX_REG_ADDR(0x010c) |
| #define IOP3XX_ATULT (volatile u8 *)IOP3XX_REG_ADDR(0x010d) |
| #define IOP3XX_ATUHTR (volatile u8 *)IOP3XX_REG_ADDR(0x010e) |
| #define IOP3XX_ATUBIST (volatile u8 *)IOP3XX_REG_ADDR(0x010f) |
| #define IOP3XX_IABAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0110) |
| #define IOP3XX_IAUBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0114) |
| #define IOP3XX_IABAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0118) |
| #define IOP3XX_IAUBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x011c) |
| #define IOP3XX_IABAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0120) |
| #define IOP3XX_IAUBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0124) |
| #define IOP3XX_ASVIR (volatile u16 *)IOP3XX_REG_ADDR(0x012c) |
| #define IOP3XX_ASIR (volatile u16 *)IOP3XX_REG_ADDR(0x012e) |
| #define IOP3XX_ERBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0130) |
| #define IOP3XX_ATUILR (volatile u8 *)IOP3XX_REG_ADDR(0x013c) |
| #define IOP3XX_ATUIPR (volatile u8 *)IOP3XX_REG_ADDR(0x013d) |
| #define IOP3XX_ATUMGNT (volatile u8 *)IOP3XX_REG_ADDR(0x013e) |
| #define IOP3XX_ATUMLAT (volatile u8 *)IOP3XX_REG_ADDR(0x013f) |
| #define IOP3XX_IALR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0140) |
| #define IOP3XX_IATVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0144) |
| #define IOP3XX_ERLR (volatile u32 *)IOP3XX_REG_ADDR(0x0148) |
| #define IOP3XX_ERTVR (volatile u32 *)IOP3XX_REG_ADDR(0x014c) |
| #define IOP3XX_IALR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0150) |
| #define IOP3XX_IALR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0154) |
| #define IOP3XX_IATVR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0158) |
| #define IOP3XX_OIOWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x015c) |
| #define IOP3XX_OMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0160) |
| #define IOP3XX_OUMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0164) |
| #define IOP3XX_OMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0168) |
| #define IOP3XX_OUMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x016c) |
| #define IOP3XX_OUDWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x0178) |
| #define IOP3XX_ATUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0180) |
| #define IOP3XX_PCSR (volatile u32 *)IOP3XX_REG_ADDR(0x0184) |
| #define IOP3XX_ATUISR (volatile u32 *)IOP3XX_REG_ADDR(0x0188) |
| #define IOP3XX_ATUIMR (volatile u32 *)IOP3XX_REG_ADDR(0x018c) |
| #define IOP3XX_IABAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0190) |
| #define IOP3XX_IAUBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0194) |
| #define IOP3XX_IALR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0198) |
| #define IOP3XX_IATVR3 (volatile u32 *)IOP3XX_REG_ADDR(0x019c) |
| #define IOP3XX_OCCAR (volatile u32 *)IOP3XX_REG_ADDR(0x01a4) |
| #define IOP3XX_OCCDR (volatile u32 *)IOP3XX_REG_ADDR(0x01ac) |
| #define IOP3XX_PDSCR (volatile u32 *)IOP3XX_REG_ADDR(0x01bc) |
| #define IOP3XX_PMCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01c0) |
| #define IOP3XX_PMNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01c1) |
| #define IOP3XX_APMCR (volatile u16 *)IOP3XX_REG_ADDR(0x01c2) |
| #define IOP3XX_APMCSR (volatile u16 *)IOP3XX_REG_ADDR(0x01c4) |
| #define IOP3XX_PCIXCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01e0) |
| #define IOP3XX_PCIXNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01e1) |
| #define IOP3XX_PCIXCMD (volatile u16 *)IOP3XX_REG_ADDR(0x01e2) |
| #define IOP3XX_PCIXSR (volatile u32 *)IOP3XX_REG_ADDR(0x01e4) |
| #define IOP3XX_PCIIRSR (volatile u32 *)IOP3XX_REG_ADDR(0x01ec) |
| #define IOP3XX_PCSR_OUT_Q_BUSY (1 << 15) |
| #define IOP3XX_PCSR_IN_Q_BUSY (1 << 14) |
| #define IOP3XX_ATUCR_OUT_EN (1 << 1) |
| |
| #define IOP3XX_INIT_ATU_DEFAULT 0 |
| #define IOP3XX_INIT_ATU_DISABLE -1 |
| #define IOP3XX_INIT_ATU_ENABLE 1 |
| |
| /* Messaging Unit */ |
| #define IOP3XX_IMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0310) |
| #define IOP3XX_IMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0314) |
| #define IOP3XX_OMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0318) |
| #define IOP3XX_OMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x031c) |
| #define IOP3XX_IDR (volatile u32 *)IOP3XX_REG_ADDR(0x0320) |
| #define IOP3XX_IISR (volatile u32 *)IOP3XX_REG_ADDR(0x0324) |
| #define IOP3XX_IIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0328) |
| #define IOP3XX_ODR (volatile u32 *)IOP3XX_REG_ADDR(0x032c) |
| #define IOP3XX_OISR (volatile u32 *)IOP3XX_REG_ADDR(0x0330) |
| #define IOP3XX_OIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0334) |
| #define IOP3XX_MUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0350) |
| #define IOP3XX_QBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0354) |
| #define IOP3XX_IFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0360) |
| #define IOP3XX_IFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0364) |
| #define IOP3XX_IPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0368) |
| #define IOP3XX_IPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x036c) |
| #define IOP3XX_OFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0370) |
| #define IOP3XX_OFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0374) |
| #define IOP3XX_OPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0378) |
| #define IOP3XX_OPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x037c) |
| #define IOP3XX_IAR (volatile u32 *)IOP3XX_REG_ADDR(0x0380) |
| |
| /* DMA Controller */ |
| #define IOP3XX_DMA_PHYS_BASE(chan) (IOP3XX_PERIPHERAL_PHYS_BASE + \ |
| (0x400 + (chan << 6))) |
| #define IOP3XX_DMA_UPPER_PA(chan) (IOP3XX_DMA_PHYS_BASE(chan) + 0x27) |
| |
| /* Peripheral bus interface */ |
| #define IOP3XX_PBCR (volatile u32 *)IOP3XX_REG_ADDR(0x0680) |
| #define IOP3XX_PBISR (volatile u32 *)IOP3XX_REG_ADDR(0x0684) |
| #define IOP3XX_PBBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0688) |
| #define IOP3XX_PBLR0 (volatile u32 *)IOP3XX_REG_ADDR(0x068c) |
| #define IOP3XX_PBBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0690) |
| #define IOP3XX_PBLR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0694) |
| #define IOP3XX_PBBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0698) |
| #define IOP3XX_PBLR2 (volatile u32 *)IOP3XX_REG_ADDR(0x069c) |
| #define IOP3XX_PBBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a0) |
| #define IOP3XX_PBLR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a4) |
| #define IOP3XX_PBBAR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06a8) |
| #define IOP3XX_PBLR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06ac) |
| #define IOP3XX_PBBAR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b0) |
| #define IOP3XX_PBLR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b4) |
| #define IOP3XX_PMBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x06c0) |
| #define IOP3XX_PMBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x06e0) |
| #define IOP3XX_PMBR2 (volatile u32 *)IOP3XX_REG_ADDR(0x06e4) |
| |
| /* Peripheral performance monitoring unit */ |
| #define IOP3XX_GTMR (volatile u32 *)IOP3XX_REG_ADDR(0x0700) |
| #define IOP3XX_ESR (volatile u32 *)IOP3XX_REG_ADDR(0x0704) |
| #define IOP3XX_EMISR (volatile u32 *)IOP3XX_REG_ADDR(0x0708) |
| #define IOP3XX_GTSR (volatile u32 *)IOP3XX_REG_ADDR(0x0710) |
| /* PERCR0 DOESN'T EXIST - index from 1! */ |
| #define IOP3XX_PERCR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0710) |
| |
| /* Timers */ |
| #define IOP3XX_TU_TMR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0000) |
| #define IOP3XX_TU_TMR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0004) |
| #define IOP3XX_TU_TCR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0008) |
| #define IOP3XX_TU_TCR1 (volatile u32 *)IOP3XX_TIMER_REG(0x000c) |
| #define IOP3XX_TU_TRR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0010) |
| #define IOP3XX_TU_TRR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0014) |
| #define IOP3XX_TU_TISR (volatile u32 *)IOP3XX_TIMER_REG(0x0018) |
| #define IOP3XX_TU_WDTCR (volatile u32 *)IOP3XX_TIMER_REG(0x001c) |
| #define IOP_TMR_EN 0x02 |
| #define IOP_TMR_RELOAD 0x04 |
| #define IOP_TMR_PRIVILEGED 0x08 |
| #define IOP_TMR_RATIO_1_1 0x00 |
| |
| /* Watchdog timer definitions */ |
| #define IOP_WDTCR_EN_ARM 0x1e1e1e1e |
| #define IOP_WDTCR_EN 0xe1e1e1e1 |
| /* iop3xx does not support stopping the watchdog, so we just re-arm */ |
| #define IOP_WDTCR_DIS_ARM (IOP_WDTCR_EN_ARM) |
| #define IOP_WDTCR_DIS (IOP_WDTCR_EN) |
| |
| /* Application accelerator unit */ |
| #define IOP3XX_AAU_PHYS_BASE (IOP3XX_PERIPHERAL_PHYS_BASE + 0x800) |
| #define IOP3XX_AAU_UPPER_PA (IOP3XX_AAU_PHYS_BASE + 0xa7) |
| |
| /* I2C bus interface unit */ |
| #define IOP3XX_ICR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1680) |
| #define IOP3XX_ISR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1684) |
| #define IOP3XX_ISAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1688) |
| #define IOP3XX_IDBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x168c) |
| #define IOP3XX_IBMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1694) |
| #define IOP3XX_ICR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a0) |
| #define IOP3XX_ISR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a4) |
| #define IOP3XX_ISAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a8) |
| #define IOP3XX_IDBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16ac) |
| #define IOP3XX_IBMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16b4) |
| |
| |
| /* |
| * IOP3XX I/O and Mem space regions for PCI autoconfiguration |
| */ |
| #define IOP3XX_PCI_LOWER_MEM_PA 0x80000000 |
| #define IOP3XX_PCI_MEM_WINDOW_SIZE 0x08000000 |
| |
| #define IOP3XX_PCI_LOWER_IO_PA 0x90000000 |
| #define IOP3XX_PCI_LOWER_IO_BA 0x00000000 |
| |
| #ifndef __ASSEMBLY__ |
| |
| #include <linux/types.h> |
| #include <linux/reboot.h> |
| |
| void iop3xx_map_io(void); |
| void iop_enable_cp6(void); |
| void iop_init_cp6_handler(void); |
| void iop_init_time(unsigned long tickrate); |
| void iop3xx_restart(enum reboot_mode, const char *); |
| |
| static inline u32 read_tmr0(void) |
| { |
| u32 val; |
| asm volatile("mrc p6, 0, %0, c0, c1, 0" : "=r" (val)); |
| return val; |
| } |
| |
| static inline void write_tmr0(u32 val) |
| { |
| asm volatile("mcr p6, 0, %0, c0, c1, 0" : : "r" (val)); |
| } |
| |
| static inline void write_tmr1(u32 val) |
| { |
| asm volatile("mcr p6, 0, %0, c1, c1, 0" : : "r" (val)); |
| } |
| |
| static inline u32 read_tcr0(void) |
| { |
| u32 val; |
| asm volatile("mrc p6, 0, %0, c2, c1, 0" : "=r" (val)); |
| return val; |
| } |
| |
| static inline void write_tcr0(u32 val) |
| { |
| asm volatile("mcr p6, 0, %0, c2, c1, 0" : : "r" (val)); |
| } |
| |
| static inline u32 read_tcr1(void) |
| { |
| u32 val; |
| asm volatile("mrc p6, 0, %0, c3, c1, 0" : "=r" (val)); |
| return val; |
| } |
| |
| static inline void write_tcr1(u32 val) |
| { |
| asm volatile("mcr p6, 0, %0, c3, c1, 0" : : "r" (val)); |
| } |
| |
| static inline void write_trr0(u32 val) |
| { |
| asm volatile("mcr p6, 0, %0, c4, c1, 0" : : "r" (val)); |
| } |
| |
| static inline void write_trr1(u32 val) |
| { |
| asm volatile("mcr p6, 0, %0, c5, c1, 0" : : "r" (val)); |
| } |
| |
| static inline void write_tisr(u32 val) |
| { |
| asm volatile("mcr p6, 0, %0, c6, c1, 0" : : "r" (val)); |
| } |
| |
| static inline u32 read_wdtcr(void) |
| { |
| u32 val; |
| asm volatile("mrc p6, 0, %0, c7, c1, 0":"=r" (val)); |
| return val; |
| } |
| static inline void write_wdtcr(u32 val) |
| { |
| asm volatile("mcr p6, 0, %0, c7, c1, 0"::"r" (val)); |
| } |
| |
| extern unsigned long get_iop_tick_rate(void); |
| |
| /* only iop13xx has these registers, we define these to present a |
| * common register interface for the iop_wdt driver. |
| */ |
| #define IOP_RCSR_WDT (0) |
| static inline u32 read_rcsr(void) |
| { |
| return 0; |
| } |
| static inline void write_wdtsr(u32 val) |
| { |
| do { } while (0); |
| } |
| |
| extern struct platform_device iop3xx_dma_0_channel; |
| extern struct platform_device iop3xx_dma_1_channel; |
| extern struct platform_device iop3xx_aau_channel; |
| extern struct platform_device iop3xx_i2c0_device; |
| extern struct platform_device iop3xx_i2c1_device; |
| extern struct gpiod_lookup_table iop3xx_i2c0_gpio_lookup; |
| extern struct gpiod_lookup_table iop3xx_i2c1_gpio_lookup; |
| |
| #endif |
| |
| |
| #endif |
