xref: /openbmc/u-boot/arch/m68k/include/asm/coldfire/crossbar.h (revision 83d290c56fab2d38cd1ab4c4cc7099559c1d5046)
1  /* SPDX-License-Identifier: GPL-2.0+ */
2  /*
3   * Cross Bar Switch Internal Memory Map
4   *
5   * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
6   * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
7   */
8  
9  #ifndef __CROSSBAR_H__
10  #define __CROSSBAR_H__
11  
12  /*********************************************************************
13  * Cross-bar switch (XBS)
14  *********************************************************************/
15  typedef struct xbs {
16  	u32 prs1;		/* 0x100 Priority Register Slave 1 */
17  	u32 res1[3];		/* 0x104 - 0F */
18  	u32 crs1;		/* 0x110 Control Register Slave 1 */
19  	u32 res2[187];		/* 0x114 - 0x3FF */
20  
21  	u32 prs4;		/* 0x400 Priority Register Slave 4 */
22  	u32 res3[3];		/* 0x404 - 0F */
23  	u32 crs4;		/* 0x410 Control Register Slave 4 */
24  	u32 res4[123];		/* 0x414 - 0x5FF */
25  
26  	u32 prs6;		/* 0x600 Priority Register Slave 6 */
27  	u32 res5[3];		/* 0x604 - 0F */
28  	u32 crs6;		/* 0x610 Control Register Slave 6 */
29  	u32 res6[59];		/* 0x614 - 0x6FF */
30  
31  	u32 prs7;		/* 0x700 Priority Register Slave 7 */
32  	u32 res7[3];		/* 0x704 - 0F */
33  	u32 crs7;		/* 0x710 Control Register Slave 7 */
34  } xbs_t;
35  
36  /* Bit definitions and macros for PRS group */
37  #define XBS_PRS_M0(x)			(((x)&0x00000007))	/* Core */
38  #define XBS_PRS_M1(x)			(((x)&0x00000007)<<4)	/* eDMA */
39  #define XBS_PRS_M2(x)			(((x)&0x00000007)<<8)	/* FEC0 */
40  #define XBS_PRS_M3(x)			(((x)&0x00000007)<<12)	/* FEC1 */
41  #define XBS_PRS_M5(x)			(((x)&0x00000007)<<20)	/* PCI controller */
42  #define XBS_PRS_M6(x)			(((x)&0x00000007)<<24)	/* USB OTG */
43  #define XBS_PRS_M7(x)			(((x)&0x00000007)<<28)	/* Serial Boot */
44  
45  /* Bit definitions and macros for CRS group */
46  #define XBS_CRS_PARK(x)			(((x)&0x00000007))	/* Master parking ctrl */
47  #define XBS_CRS_PCTL(x)			(((x)&0x00000003)<<4)	/* Parking mode ctrl */
48  #define XBS_CRS_ARB			(0x00000100)	/* Arbitration Mode */
49  #define XBS_CRS_RO			(0x80000000)	/* Read Only */
50  
51  #define XBS_CRS_PCTL_PARK_FIELD		(0)
52  #define XBS_CRS_PCTL_PARK_ON_LAST	(1)
53  #define XBS_CRS_PCTL_PARK_NONE		(2)
54  #define XBS_CRS_PCTL_PARK_CORE		(0)
55  #define XBS_CRS_PCTL_PARK_EDMA		(1)
56  #define XBS_CRS_PCTL_PARK_FEC0		(2)
57  #define XBS_CRS_PCTL_PARK_FEC1		(3)
58  #define XBS_CRS_PCTL_PARK_PCI		(5)
59  #define XBS_CRS_PCTL_PARK_USB		(6)
60  #define XBS_CRS_PCTL_PARK_SBF		(7)
61  
62  #endif				/* __CROSSBAR_H__ */
63