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1 /*
2 * (C) Copyright 2003
3 * Martin Winistoerfer, martinwinistoerfer@gmx.ch.
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8 /*
9 * File: mpc5xx.h
10 *
11 * Discription: mpc5xx specific definitions
12 *
13 */
14
15 #ifndef __MPC5XX_H__
16 #define __MPC5XX_H__
17
18
19 /*-----------------------------------------------------------------------
20 * Exception offsets (PowerPC standard)
21 */
22 #define EXC_OFF_SYS_RESET 0x0100 /* System reset */
23 #define _START_OFFSET EXC_OFF_SYS_RESET
24
25 /*-----------------------------------------------------------------------
26 * ISB bit in IMMR to set internal memory map
27 */
28
29 #define CONFIG_SYS_ISB ((CONFIG_SYS_IMMR / 0x00400000) << 1)
30
31 /*-----------------------------------------------------------------------
32 * SYPCR - System Protection Control Register
33 */
34 #define SYPCR_SWTC 0xffff0000 /* Software Watchdog Timer Count */
35 #define SYPCR_BMT 0x0000ff00 /* Bus Monitor Timing */
36 #define SYPCR_BME 0x00000080 /* Bus Monitor Enable */
37 #define SYPCR_SWF 0x00000008 /* Software Watchdog Freeze */
38 #define SYPCR_SWE 0x00000004 /* Software Watchdog Enable */
39 #define SYPCR_SWRI 0x00000002 /* Software Watchdog Reset/Int Select */
40 #define SYPCR_SWP 0x00000001 /* Software Watchdog Prescale */
41
42 /*-----------------------------------------------------------------------
43 * SIUMCR - SIU Module Configuration Register
44 */
45 #define SIUMCR_EARB 0x80000000 /* External Arbitration */
46 #define SIUMCR_EARP0 0x00000000 /* External Arbi. Request priority 0 */
47 #define SIUMCR_EARP1 0x10000000 /* External Arbi. Request priority 1 */
48 #define SIUMCR_EARP2 0x20000000 /* External Arbi. Request priority 2 */
49 #define SIUMCR_EARP3 0x30000000 /* External Arbi. Request priority 3 */
50 #define SIUMCR_EARP4 0x40000000 /* External Arbi. Request priority 4 */
51 #define SIUMCR_EARP5 0x50000000 /* External Arbi. Request priority 5 */
52 #define SIUMCR_EARP6 0x60000000 /* External Arbi. Request priority 6 */
53 #define SIUMCR_EARP7 0x70000000 /* External Arbi. Request priority 7 */
54 #define SIUMCR_DSHW 0x00800000 /* Data Showcycles */
55 #define SIUMCR_DBGC00 0x00000000 /* Debug pins configuration */
56 #define SIUMCR_DBGC01 0x00200000 /* - " - */
57 #define SIUMCR_DBGC10 0x00400000 /* - " - */
58 #define SIUMCR_DBGC11 0x00600000 /* - " - */
59 #define SIUMCR_DBPC00 0x00000000 /* Debug Port pins Config. */
60 #define SIUMCR_DBPC01 0x00080000 /* - " - */
61 #define SIUMCR_DBPC10 0x00100000 /* - " - */
62 #define SIUMCR_DBPC11 0x00180000 /* - " - */
63 #define SIUMCR_GPC00 0x00000000 /* General Pins Config */
64 #define SIUMCR_GPC01 0x00020000 /* General Pins Config */
65 #define SIUMCR_GPC10 0x00040000 /* General Pins Config */
66 #define SIUMCR_GPC11 0x00060000 /* General Pins Config */
67 #define SIUMCR_DLK 0x00010000 /* Debug Register Lock */
68 #define SIUMCR_SC00 0x00000000 /* Multi Chip 32 bit */
69 #define SIUMCR_SC01 0x00004000 /* Muilt Chip 16 bit */
70 #define SIUMCR_SC10 0x00004000 /* Single adress show */
71 #define SIUMCR_SC11 0x00006000 /* Single adress */
72 #define SIUMCR_RCTX 0x00001000 /* Data Parity pins Config. */
73 #define SIUMCR_MLRC00 0x00000000 /* Multi Level Reserva. Ctrl */
74 #define SIUMCR_MLRC01 0x00000400 /* - " - */
75 #define SIUMCR_MLRC10 0x00000800 /* - " - */
76 #define SIUMCR_MLRC11 0x00000c00 /* - " - */
77 #define SIUMCR_MTSC 0x00000100 /* Memory transfer */
78
79 /*-----------------------------------------------------------------------
80 * TBSCR - Time Base Status and Control Register
81 */
82 #define TBSCR_REFA ((ushort)0x0080) /* Reference Interrupt Status A */
83 #define TBSCR_REFB ((ushort)0x0040) /* Reference Interrupt Status B */
84 #define TBSCR_TBF ((ushort)0x0002) /* Time Base stops while FREEZE */
85
86 /*-----------------------------------------------------------------------
87 * PISCR - Periodic Interrupt Status and Control Register
88 */
89 #define PISCR_PITF ((ushort)0x0002) /* PIT stops when FREEZE */
90 #define PISCR_PS 0x0080 /* Periodic Interrupt Status */
91
92 /*-----------------------------------------------------------------------
93 * PLPRCR - PLL, Low-Power, and Reset Control Register
94 */
95 #define PLPRCR_MF_MSK 0xfff00000 /* MF mask */
96 #define PLPRCR_DIVF_MSK 0x0000001f /* DIVF mask */
97 #define PLPRCR_CSRC_MSK 0x00000400 /* CSRC mask */
98 #define PLPRCR_MF_SHIFT 0x00000014 /* Multiplication factor shift value */
99 #define PLPRCR_DIVF_0 0x00000000 /* Division factor 0 */
100 #define PLPRCR_MF_9 0x00900000 /* Mulitipliaction factor 9 */
101 #define PLPRCR_TEXPS 0x00004000 /* TEXP Status */
102 #define PLPRCR_TMIST 0x00001000 /* Timers Interrupt Status */
103 #define PLPRCR_CSR 0x00000080 /* CheskStop Reset value */
104 #define PLPRCR_SPLSS 0x00008000 /* SPLL Lock Status Sticky bit */
105
106 /*-----------------------------------------------------------------------
107 * SCCR - System Clock and reset Control Register
108 */
109 #define SCCR_DFNL_MSK 0x00000070 /* DFNL mask */
110 #define SCCR_DFNH_MSK 0x00000007 /* DFNH mask */
111 #define SCCR_DFNL_SHIFT 0x0000004 /* DFNL shift value */
112 #define SCCR_RTSEL 0x00100000 /* RTC circuit input source select */
113 #define SCCR_EBDF00 0x00000000 /* Division factor 1. CLKOUT is GCLK2 */
114 #define SCCR_EBDF11 0x00060000 /* reserved */
115 #define SCCR_TBS 0x02000000 /* Time Base Source */
116 #define SCCR_RTDIV 0x01000000 /* RTC Clock Divide */
117 #define SCCR_COM00 0x00000000 /* full strength CLKOUT output buffer */
118 #define SCCR_COM01 0x20000000 /* half strength CLKOUT output buffer */
119 #define SCCR_DFNL000 0x00000000 /* Division by 2 (default = minimum) */
120 #define SCCR_DFNH000 0x00000000 /* Division by 1 (default = minimum) */
121
122 /*-----------------------------------------------------------------------
123 * MC - Memory Controller
124 */
125 #define BR_V 0x00000001 /* Bank valid */
126 #define BR_BI 0x00000002 /* Burst inhibit */
127 #define BR_PS_8 0x00000400 /* 8 bit port size */
128 #define BR_PS_16 0x00000800 /* 16 bit port size */
129 #define BR_PS_32 0x00000000 /* 32 bit port size */
130 #define BR_LBDIR 0x00000008 /* Late burst data in progess */
131 #define BR_SETA 0x00000004 /* External Data Acknowledge */
132 #define OR_SCY_3 0x00000030 /* 3 clock cycles wait states */
133 #define OR_SCY_1 0x00000000 /* 1 clock cycle wait state */
134 #define OR_SCY_8 0x00000080 /* 8 clock cycles wait states */
135 #define OR_TRLX 0x00000001 /* Timing relaxed */
136 #define OR_BSCY 0x00000060 /* Burst beats length in clocks */
137 #define OR_ACS_10 0x00000600 /* Adress to chip-select setup */
138 #define OR_CSNT 0x00000800 /* Chip-select negotation time */
139 #define OR_ETHR 0x00000100 /* Extended hold time on read */
140 #define OR_ADDR_MK_FF 0xFF000000
141 #define OR_ADDR_MK_FFFF 0xFFFF0000
142
143 /*-----------------------------------------------------------------------
144 * UMCR - UIMB Module Configuration Register
145 */
146 #define UMCR_FSPEED 0x00000000 /* Full speed. Opposit of UMCR_HSPEED */
147 #define UMCR_HSPEED 0x10000000 /* Half speed */
148
149 /*-----------------------------------------------------------------------
150 * ICTRL - I-Bus Support Control Register
151 */
152 #define ICTRL_ISCT_SER_7 0x00000007 /* All indirect change of flow */
153
154
155 #define NR_IRQS 0 /* Place this later in a separate file */
156
157 /*-----------------------------------------------------------------------
158 * SCI - Serial communication interface
159 */
160
161 #define SCI_TDRE 0x0100 /* Transmit data register empty */
162 #define SCI_TE 0x0008 /* Transmitter enabled */
163 #define SCI_RE 0x0004 /* Receiver enabled */
164 #define SCI_RDRF 0x0040 /* Receive data register full */
165 #define SCI_PE 0x0400 /* Parity enable */
166 #define SCI_SCXBR_MK 0x1fff /* Baudrate mask */
167 #define SCI_SCXDR_MK 0x00ff /* Data register mask */
168 #define SCI_M_11 0x0200 /* Frame size is 11 bit */
169 #define SCI_M_10 0x0000 /* Frame size is 10 bit */
170 #define SCI_PORT_1 ((int)1) /* Place this later somewhere better */
171 #define SCI_PORT_2 ((int)2)
172
173 #endif /* __MPC5XX_H__ */