1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* apollohw.h : some structures to access apollo HW */ 3*4882a593Smuzhiyun 4*4882a593Smuzhiyun #ifndef _ASMm68k_APOLLOHW_H_ 5*4882a593Smuzhiyun #define _ASMm68k_APOLLOHW_H_ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #include <linux/types.h> 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <asm/bootinfo-apollo.h> 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun extern u_long apollo_model; 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun /* 16*4882a593Smuzhiyun see scn2681 data sheet for more info. 17*4882a593Smuzhiyun member names are read_write. 18*4882a593Smuzhiyun */ 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun #define DECLARE_2681_FIELD(x) unsigned char x; unsigned char dummy##x 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun struct SCN2681 { 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun DECLARE_2681_FIELD(mra); 25*4882a593Smuzhiyun DECLARE_2681_FIELD(sra_csra); 26*4882a593Smuzhiyun DECLARE_2681_FIELD(BRGtest_cra); 27*4882a593Smuzhiyun DECLARE_2681_FIELD(rhra_thra); 28*4882a593Smuzhiyun DECLARE_2681_FIELD(ipcr_acr); 29*4882a593Smuzhiyun DECLARE_2681_FIELD(isr_imr); 30*4882a593Smuzhiyun DECLARE_2681_FIELD(ctu_ctur); 31*4882a593Smuzhiyun DECLARE_2681_FIELD(ctl_ctlr); 32*4882a593Smuzhiyun DECLARE_2681_FIELD(mrb); 33*4882a593Smuzhiyun DECLARE_2681_FIELD(srb_csrb); 34*4882a593Smuzhiyun DECLARE_2681_FIELD(tst_crb); 35*4882a593Smuzhiyun DECLARE_2681_FIELD(rhrb_thrb); 36*4882a593Smuzhiyun DECLARE_2681_FIELD(reserved); 37*4882a593Smuzhiyun DECLARE_2681_FIELD(ip_opcr); 38*4882a593Smuzhiyun DECLARE_2681_FIELD(startCnt_setOutBit); 39*4882a593Smuzhiyun DECLARE_2681_FIELD(stopCnt_resetOutBit); 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun }; 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun struct mc146818 { 44*4882a593Smuzhiyun unsigned char second, alarm_second; 45*4882a593Smuzhiyun unsigned char minute, alarm_minute; 46*4882a593Smuzhiyun unsigned char hours, alarm_hours; 47*4882a593Smuzhiyun unsigned char day_of_week, day_of_month; 48*4882a593Smuzhiyun unsigned char month, year; 49*4882a593Smuzhiyun }; 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun #define IO_BASE 0x80000000 53*4882a593Smuzhiyun 54*4882a593Smuzhiyun extern u_long sio01_physaddr; 55*4882a593Smuzhiyun extern u_long sio23_physaddr; 56*4882a593Smuzhiyun extern u_long rtc_physaddr; 57*4882a593Smuzhiyun extern u_long pica_physaddr; 58*4882a593Smuzhiyun extern u_long picb_physaddr; 59*4882a593Smuzhiyun extern u_long cpuctrl_physaddr; 60*4882a593Smuzhiyun extern u_long timer_physaddr; 61*4882a593Smuzhiyun 62*4882a593Smuzhiyun #define SAU7_SIO01_PHYSADDR 0x10400 63*4882a593Smuzhiyun #define SAU7_SIO23_PHYSADDR 0x10500 64*4882a593Smuzhiyun #define SAU7_RTC_PHYSADDR 0x10900 65*4882a593Smuzhiyun #define SAU7_PICA 0x11000 66*4882a593Smuzhiyun #define SAU7_PICB 0x11100 67*4882a593Smuzhiyun #define SAU7_CPUCTRL 0x10100 68*4882a593Smuzhiyun #define SAU7_TIMER 0x010800 69*4882a593Smuzhiyun 70*4882a593Smuzhiyun #define SAU8_SIO01_PHYSADDR 0x8400 71*4882a593Smuzhiyun #define SAU8_RTC_PHYSADDR 0x8900 72*4882a593Smuzhiyun #define SAU8_PICA 0x9400 73*4882a593Smuzhiyun #define SAU8_PICB 0x9500 74*4882a593Smuzhiyun #define SAU8_CPUCTRL 0x8100 75*4882a593Smuzhiyun #define SAU8_TIMER 0x8800 76*4882a593Smuzhiyun 77*4882a593Smuzhiyun #define sio01 ((*(volatile struct SCN2681 *)(IO_BASE + sio01_physaddr))) 78*4882a593Smuzhiyun #define sio23 ((*(volatile struct SCN2681 *)(IO_BASE + sio23_physaddr))) 79*4882a593Smuzhiyun #define rtc (((volatile struct mc146818 *)(IO_BASE + rtc_physaddr))) 80*4882a593Smuzhiyun #define cpuctrl (*(volatile unsigned int *)(IO_BASE + cpuctrl_physaddr)) 81*4882a593Smuzhiyun #define pica (IO_BASE + pica_physaddr) 82*4882a593Smuzhiyun #define picb (IO_BASE + picb_physaddr) 83*4882a593Smuzhiyun #define apollo_timer (IO_BASE + timer_physaddr) 84*4882a593Smuzhiyun #define addr_xlat_map ((unsigned short *)(IO_BASE + 0x17000)) 85*4882a593Smuzhiyun 86*4882a593Smuzhiyun #define isaIO2mem(x) (((((x) & 0x3f8) << 7) | (((x) & 0xfc00) >> 6) | ((x) & 0x7)) + 0x40000 + IO_BASE) 87*4882a593Smuzhiyun 88*4882a593Smuzhiyun #define IRQ_APOLLO IRQ_USER 89*4882a593Smuzhiyun 90*4882a593Smuzhiyun #endif 91