xref: /OK3568_Linux_fs/u-boot/arch/m68k/include/asm/coldfire/flexbus.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * FlexBus Internal Memory Map
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
5*4882a593Smuzhiyun  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __FLEXBUS_H
11*4882a593Smuzhiyun #define __FLEXBUS_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /*********************************************************************
14*4882a593Smuzhiyun * FlexBus Chip Selects (FBCS)
15*4882a593Smuzhiyun *********************************************************************/
16*4882a593Smuzhiyun #ifdef CONFIG_M5235
17*4882a593Smuzhiyun typedef struct fbcs {
18*4882a593Smuzhiyun     u16 csar0;      /* Chip-select Address */
19*4882a593Smuzhiyun     u16 res1;
20*4882a593Smuzhiyun     u32 csmr0;      /* Chip-select Mask */
21*4882a593Smuzhiyun     u16 res2;
22*4882a593Smuzhiyun     u16 cscr0;      /* Chip-select Control */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun     u16 csar1;
25*4882a593Smuzhiyun     u16 res3;
26*4882a593Smuzhiyun     u32 csmr1;
27*4882a593Smuzhiyun     u16 res4;
28*4882a593Smuzhiyun     u16 cscr1;
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun     u16 csar2;
31*4882a593Smuzhiyun     u16 res5;
32*4882a593Smuzhiyun     u32 csmr2;
33*4882a593Smuzhiyun     u16 res6;
34*4882a593Smuzhiyun     u16 cscr2;
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun     u16 csar3;
37*4882a593Smuzhiyun     u16 res7;
38*4882a593Smuzhiyun     u32 csmr3;
39*4882a593Smuzhiyun     u16 res8;
40*4882a593Smuzhiyun     u16 cscr3;
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun     u16 csar4;
43*4882a593Smuzhiyun     u16 res9;
44*4882a593Smuzhiyun     u32 csmr4;
45*4882a593Smuzhiyun     u16 res10;
46*4882a593Smuzhiyun     u16 cscr4;
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun     u16 csar5;
49*4882a593Smuzhiyun     u16 res11;
50*4882a593Smuzhiyun     u32 csmr5;
51*4882a593Smuzhiyun     u16 res12;
52*4882a593Smuzhiyun     u16 cscr5;
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun     u16 csar6;
55*4882a593Smuzhiyun     u16 res13;
56*4882a593Smuzhiyun     u32 csmr6;
57*4882a593Smuzhiyun     u16 res14;
58*4882a593Smuzhiyun     u16 cscr6;
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun     u16 csar7;
61*4882a593Smuzhiyun     u16 res15;
62*4882a593Smuzhiyun     u32 csmr7;
63*4882a593Smuzhiyun     u16 res16;
64*4882a593Smuzhiyun     u16 cscr7;
65*4882a593Smuzhiyun } fbcs_t;
66*4882a593Smuzhiyun #else
67*4882a593Smuzhiyun typedef struct fbcs {
68*4882a593Smuzhiyun 	u32 csar0;		/* Chip-select Address */
69*4882a593Smuzhiyun 	u32 csmr0;		/* Chip-select Mask */
70*4882a593Smuzhiyun 	u32 cscr0;		/* Chip-select Control */
71*4882a593Smuzhiyun 	u32 csar1;
72*4882a593Smuzhiyun 	u32 csmr1;
73*4882a593Smuzhiyun 	u32 cscr1;
74*4882a593Smuzhiyun 	u32 csar2;
75*4882a593Smuzhiyun 	u32 csmr2;
76*4882a593Smuzhiyun 	u32 cscr2;
77*4882a593Smuzhiyun 	u32 csar3;
78*4882a593Smuzhiyun 	u32 csmr3;
79*4882a593Smuzhiyun 	u32 cscr3;
80*4882a593Smuzhiyun 	u32 csar4;
81*4882a593Smuzhiyun 	u32 csmr4;
82*4882a593Smuzhiyun 	u32 cscr4;
83*4882a593Smuzhiyun 	u32 csar5;
84*4882a593Smuzhiyun 	u32 csmr5;
85*4882a593Smuzhiyun 	u32 cscr5;
86*4882a593Smuzhiyun 	u32 csar6;
87*4882a593Smuzhiyun 	u32 csmr6;
88*4882a593Smuzhiyun 	u32 cscr6;
89*4882a593Smuzhiyun 	u32 csar7;
90*4882a593Smuzhiyun 	u32 csmr7;
91*4882a593Smuzhiyun 	u32 cscr7;
92*4882a593Smuzhiyun } fbcs_t;
93*4882a593Smuzhiyun #endif
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun #define FBCS_CSAR_BA(x)			((x) & 0xFFFF0000)
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun #define FBCS_CSMR_BAM(x)		(((x) & 0xFFFF) << 16)
98*4882a593Smuzhiyun #define FBCS_CSMR_BAM_MASK		(0x0000FFFF)
99*4882a593Smuzhiyun #define FBCS_CSMR_BAM_4G		(0xFFFF0000)
100*4882a593Smuzhiyun #define FBCS_CSMR_BAM_2G		(0x7FFF0000)
101*4882a593Smuzhiyun #define FBCS_CSMR_BAM_1G		(0x3FFF0000)
102*4882a593Smuzhiyun #define FBCS_CSMR_BAM_1024M		(0x3FFF0000)
103*4882a593Smuzhiyun #define FBCS_CSMR_BAM_512M		(0x1FFF0000)
104*4882a593Smuzhiyun #define FBCS_CSMR_BAM_256M		(0x0FFF0000)
105*4882a593Smuzhiyun #define FBCS_CSMR_BAM_128M		(0x07FF0000)
106*4882a593Smuzhiyun #define FBCS_CSMR_BAM_64M		(0x03FF0000)
107*4882a593Smuzhiyun #define FBCS_CSMR_BAM_32M		(0x01FF0000)
108*4882a593Smuzhiyun #define FBCS_CSMR_BAM_16M		(0x00FF0000)
109*4882a593Smuzhiyun #define FBCS_CSMR_BAM_8M		(0x007F0000)
110*4882a593Smuzhiyun #define FBCS_CSMR_BAM_4M		(0x003F0000)
111*4882a593Smuzhiyun #define FBCS_CSMR_BAM_2M		(0x001F0000)
112*4882a593Smuzhiyun #define FBCS_CSMR_BAM_1M		(0x000F0000)
113*4882a593Smuzhiyun #define FBCS_CSMR_BAM_1024K		(0x000F0000)
114*4882a593Smuzhiyun #define FBCS_CSMR_BAM_512K		(0x00070000)
115*4882a593Smuzhiyun #define FBCS_CSMR_BAM_256K		(0x00030000)
116*4882a593Smuzhiyun #define FBCS_CSMR_BAM_128K		(0x00010000)
117*4882a593Smuzhiyun #define FBCS_CSMR_BAM_64K		(0x00000000)
118*4882a593Smuzhiyun 
119*4882a593Smuzhiyun #ifdef CONFIG_M5249
120*4882a593Smuzhiyun #define FBCS_CSMR_WP			(0x00000080)
121*4882a593Smuzhiyun #define FBCS_CSMR_AM			(0x00000040)
122*4882a593Smuzhiyun #define FBCS_CSMR_CI			(0x00000020)
123*4882a593Smuzhiyun #define FBCS_CSMR_SC			(0x00000010)
124*4882a593Smuzhiyun #define FBCS_CSMR_SD			(0x00000008)
125*4882a593Smuzhiyun #define FBCS_CSMR_UC			(0x00000004)
126*4882a593Smuzhiyun #define FBCS_CSMR_UD			(0x00000002)
127*4882a593Smuzhiyun #else
128*4882a593Smuzhiyun #define FBCS_CSMR_WP			(0x00000100)
129*4882a593Smuzhiyun #endif
130*4882a593Smuzhiyun #define FBCS_CSMR_V			(0x00000001)	/* Valid bit */
131*4882a593Smuzhiyun 
132*4882a593Smuzhiyun #ifdef CONFIG_M5235
133*4882a593Smuzhiyun #define FBCS_CSCR_SRWS(x)       (((x) & 0x3) << 14)
134*4882a593Smuzhiyun #define FBCS_CSCR_IWS(x)        (((x) & 0xF) << 10)
135*4882a593Smuzhiyun #define FBCS_CSCR_AA_ON         (1 << 8)
136*4882a593Smuzhiyun #define FBCS_CSCR_AA_OFF        (0 << 8)
137*4882a593Smuzhiyun #define FBCS_CSCR_PS_32         (0 << 6)
138*4882a593Smuzhiyun #define FBCS_CSCR_PS_16         (2 << 6)
139*4882a593Smuzhiyun #define FBCS_CSCR_PS_8          (1 << 6)
140*4882a593Smuzhiyun #define FBCS_CSCR_BEM_ON        (1 << 5)
141*4882a593Smuzhiyun #define FBCS_CSCR_BEM_OFF       (0 << 5)
142*4882a593Smuzhiyun #define FBCS_CSCR_BSTR_ON       (1 << 4)
143*4882a593Smuzhiyun #define FBCS_CSCR_BSTR_OFF      (0 << 4)
144*4882a593Smuzhiyun #define FBCS_CSCR_BSTW_ON       (1 << 3)
145*4882a593Smuzhiyun #define FBCS_CSCR_BSTW_OFF      (0 << 3)
146*4882a593Smuzhiyun #define FBCS_CSCR_SWWS(x)       (((x) & 0x7) << 0)
147*4882a593Smuzhiyun #else
148*4882a593Smuzhiyun #define FBCS_CSCR_SWS(x)		(((x) & 0x3F) << 26)
149*4882a593Smuzhiyun #define FBCS_CSCR_SWS_MASK		(0x03FFFFFF)
150*4882a593Smuzhiyun #define FBCS_CSCR_SWSEN			(0x00800000)
151*4882a593Smuzhiyun #define FBCS_CSCR_ASET(x)		(((x) & 0x03) << 20)
152*4882a593Smuzhiyun #define FBCS_CSCR_ASET_MASK		(0xFFCFFFFF)
153*4882a593Smuzhiyun #define FBCS_CSCR_RDAH(x)		(((x) & 0x03) << 18)
154*4882a593Smuzhiyun #define FBCS_CSCR_RDAH_MASK		(0xFFF3FFFF)
155*4882a593Smuzhiyun #define FBCS_CSCR_WRAH(x)		(((x) & 0x03) << 16)
156*4882a593Smuzhiyun #define FBCS_CSCR_WRAH_MASK		(0xFFFCFFFF)
157*4882a593Smuzhiyun #define FBCS_CSCR_WS(x)			(((x) & 0x3F) << 10)
158*4882a593Smuzhiyun #define FBCS_CSCR_WS_MASK		(0xFFFF03FF)
159*4882a593Smuzhiyun #define FBCS_CSCR_SBM			(0x00000200)
160*4882a593Smuzhiyun #define FBCS_CSCR_AA			(0x00000100)
161*4882a593Smuzhiyun #define FBCS_CSCR_PS(x)			(((x) & 0x03) << 6)
162*4882a593Smuzhiyun #define FBCS_CSCR_PS_MASK		(0xFFFFFF3F)
163*4882a593Smuzhiyun #define FBCS_CSCR_BEM			(0x00000020)
164*4882a593Smuzhiyun #define FBCS_CSCR_BSTR			(0x00000010)
165*4882a593Smuzhiyun #define FBCS_CSCR_BSTW			(0x00000008)
166*4882a593Smuzhiyun 
167*4882a593Smuzhiyun #define FBCS_CSCR_PS_16			(0x00000080)
168*4882a593Smuzhiyun #define FBCS_CSCR_PS_8			(0x00000040)
169*4882a593Smuzhiyun #define FBCS_CSCR_PS_32			(0x00000000)
170*4882a593Smuzhiyun #endif
171*4882a593Smuzhiyun 
172*4882a593Smuzhiyun #endif				/* __FLEXBUS_H */
173