xref: /OK3568_Linux_fs/kernel/arch/mips/include/asm/mips-boards/malta.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Carsten Langgaard, carstenl@mips.com
4*4882a593Smuzhiyun  * Copyright (C) 2000 MIPS Technologies, Inc.  All rights reserved.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * Defines of the Malta board specific address-MAP, registers, etc.
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun #ifndef __ASM_MIPS_BOARDS_MALTA_H
9*4882a593Smuzhiyun #define __ASM_MIPS_BOARDS_MALTA_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <asm/addrspace.h>
12*4882a593Smuzhiyun #include <asm/io.h>
13*4882a593Smuzhiyun #include <asm/mips-boards/msc01_pci.h>
14*4882a593Smuzhiyun #include <asm/gt64120.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun /* Mips interrupt controller found in SOCit variations */
17*4882a593Smuzhiyun #define MIPS_MSC01_IC_REG_BASE		0x1bc40000
18*4882a593Smuzhiyun #define MIPS_SOCITSC_IC_REG_BASE	0x1ffa0000
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun /*
21*4882a593Smuzhiyun  * Malta I/O ports base address for the Galileo GT64120 and Algorithmics
22*4882a593Smuzhiyun  * Bonito system controllers.
23*4882a593Smuzhiyun  */
24*4882a593Smuzhiyun #define MALTA_GT_PORT_BASE	get_gt_port_base(GT_PCI0IOLD_OFS)
25*4882a593Smuzhiyun #define MALTA_BONITO_PORT_BASE	((unsigned long)ioremap (0x1fd00000, 0x10000))
26*4882a593Smuzhiyun #define MALTA_MSC_PORT_BASE	get_msc_port_base(MSC01_PCI_SC2PIOBASL)
27*4882a593Smuzhiyun 
get_gt_port_base(unsigned long reg)28*4882a593Smuzhiyun static inline unsigned long get_gt_port_base(unsigned long reg)
29*4882a593Smuzhiyun {
30*4882a593Smuzhiyun 	unsigned long addr;
31*4882a593Smuzhiyun 	addr = GT_READ(reg);
32*4882a593Smuzhiyun 	return (unsigned long) ioremap (((addr & 0xffff) << 21), 0x10000);
33*4882a593Smuzhiyun }
34*4882a593Smuzhiyun 
get_msc_port_base(unsigned long reg)35*4882a593Smuzhiyun static inline unsigned long get_msc_port_base(unsigned long reg)
36*4882a593Smuzhiyun {
37*4882a593Smuzhiyun 	unsigned long addr;
38*4882a593Smuzhiyun 	MSC_READ(reg, addr);
39*4882a593Smuzhiyun 	return (unsigned long) ioremap(addr, 0x10000);
40*4882a593Smuzhiyun }
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun /*
43*4882a593Smuzhiyun  * GCMP Specific definitions
44*4882a593Smuzhiyun  */
45*4882a593Smuzhiyun #define GCMP_BASE_ADDR			0x1fbf8000
46*4882a593Smuzhiyun #define GCMP_ADDRSPACE_SZ		(256 * 1024)
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun /*
49*4882a593Smuzhiyun  * GIC Specific definitions
50*4882a593Smuzhiyun  */
51*4882a593Smuzhiyun #define GIC_BASE_ADDR			0x1bdc0000
52*4882a593Smuzhiyun #define GIC_ADDRSPACE_SZ		(128 * 1024)
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun /*
55*4882a593Smuzhiyun  * CPC Specific definitions
56*4882a593Smuzhiyun  */
57*4882a593Smuzhiyun #define CPC_BASE_ADDR			0x1bde0000
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun /*
60*4882a593Smuzhiyun  * MSC01 BIU Specific definitions
61*4882a593Smuzhiyun  * FIXME : These should be elsewhere ?
62*4882a593Smuzhiyun  */
63*4882a593Smuzhiyun #define MSC01_BIU_REG_BASE		0x1bc80000
64*4882a593Smuzhiyun #define MSC01_BIU_ADDRSPACE_SZ		(256 * 1024)
65*4882a593Smuzhiyun #define MSC01_SC_CFG_OFS		0x0110
66*4882a593Smuzhiyun #define MSC01_SC_CFG_GICPRES_MSK	0x00000004
67*4882a593Smuzhiyun #define MSC01_SC_CFG_GICPRES_SHF	2
68*4882a593Smuzhiyun #define MSC01_SC_CFG_GICENA_SHF		3
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun /*
71*4882a593Smuzhiyun  * Malta RTC-device indirect register access.
72*4882a593Smuzhiyun  */
73*4882a593Smuzhiyun #define MALTA_RTC_ADR_REG	0x70
74*4882a593Smuzhiyun #define MALTA_RTC_DAT_REG	0x71
75*4882a593Smuzhiyun 
76*4882a593Smuzhiyun /*
77*4882a593Smuzhiyun  * Malta SMSC FDC37M817 Super I/O Controller register.
78*4882a593Smuzhiyun  */
79*4882a593Smuzhiyun #define SMSC_CONFIG_REG		0x3f0
80*4882a593Smuzhiyun #define SMSC_DATA_REG		0x3f1
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun #define SMSC_CONFIG_DEVNUM	0x7
83*4882a593Smuzhiyun #define SMSC_CONFIG_ACTIVATE	0x30
84*4882a593Smuzhiyun #define SMSC_CONFIG_ENTER	0x55
85*4882a593Smuzhiyun #define SMSC_CONFIG_EXIT	0xaa
86*4882a593Smuzhiyun 
87*4882a593Smuzhiyun #define SMSC_CONFIG_DEVNUM_FLOPPY     0
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun #define SMSC_CONFIG_ACTIVATE_ENABLE   1
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun #define SMSC_WRITE(x, a)     outb(x, a)
92*4882a593Smuzhiyun 
93*4882a593Smuzhiyun #define MALTA_JMPRS_REG		0x1f000210
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun extern void __init *malta_dt_shim(void *fdt);
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun #endif /* __ASM_MIPS_BOARDS_MALTA_H */
98