2 * A collection of structures, addresses, and values associated with
3 * the Motorola 860T FADS board. Copied from the MBX stuff.
5 * Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
7 * Added MPC86XADS support.
8 * The MPC86xADS manual says the board "is compatible with the MPC8xxFADS
9 * for SW point of view". This is 99% correct.
11 * Author: MontaVista Software, Inc.
13 * 2005 (c) MontaVista Software, Inc. This file is licensed under the
14 * terms of the GNU General Public License version 2. This program is licensed
15 * "as is" without any warranty of any kind, whether express or implied.
19 #ifndef __ASM_FADS_H__
20 #define __ASM_FADS_H__
22 #include <linux/config.h>
24 #include <asm/ppcboot.h>
26 #if defined(CONFIG_MPC86XADS)
28 /* U-Boot maps BCSR to 0xff080000 */
29 #define BCSR_ADDR ((uint)0xff080000)
31 /* MPC86XADS has one more CPLD and an additional BCSR.
33 #define CFG_PHYDEV_ADDR ((uint)0xff0a0000)
34 #define BCSR5 ((uint)(CFG_PHYDEV_ADDR + 0x300))
36 #define BCSR5_T1_RST 0x10
37 #define BCSR5_ATM155_RST 0x08
38 #define BCSR5_ATM25_RST 0x04
39 #define BCSR5_MII1_EN 0x02
40 #define BCSR5_MII1_RST 0x01
42 /* There is no PHY link change interrupt */
43 #define PHY_INTERRUPT (-1)
47 /* Memory map is configured by the PROM startup.
48 * I tried to follow the FADS manual, although the startup PROM
49 * dictates this and we simply have to move some of the physical
50 * addresses for Linux.
52 #define BCSR_ADDR ((uint)0xff010000)
54 /* PHY link change interrupt */
55 #define PHY_INTERRUPT SIU_IRQ2
57 #endif /* CONFIG_MPC86XADS */
59 #define BCSR_SIZE ((uint)(64 * 1024))
60 #define BCSR0 ((uint)(BCSR_ADDR + 0x00))
61 #define BCSR1 ((uint)(BCSR_ADDR + 0x04))
62 #define BCSR2 ((uint)(BCSR_ADDR + 0x08))
63 #define BCSR3 ((uint)(BCSR_ADDR + 0x0c))
64 #define BCSR4 ((uint)(BCSR_ADDR + 0x10))
66 #define IMAP_ADDR ((uint)0xff000000)
67 #define IMAP_SIZE ((uint)(64 * 1024))
69 #define PCMCIA_MEM_ADDR ((uint)0xff020000)
70 #define PCMCIA_MEM_SIZE ((uint)(64 * 1024))
72 /* Bits of interest in the BCSRs.
74 #define BCSR1_ETHEN ((uint)0x20000000)
75 #define BCSR1_IRDAEN ((uint)0x10000000)
76 #define BCSR1_RS232EN_1 ((uint)0x01000000)
77 #define BCSR1_PCCEN ((uint)0x00800000)
78 #define BCSR1_PCCVCC0 ((uint)0x00400000)
79 #define BCSR1_PCCVPP0 ((uint)0x00200000)
80 #define BCSR1_PCCVPP1 ((uint)0x00100000)
81 #define BCSR1_PCCVPP_MASK (BCSR1_PCCVPP0 | BCSR1_PCCVPP1)
82 #define BCSR1_RS232EN_2 ((uint)0x00040000)
83 #define BCSR1_PCCVCC1 ((uint)0x00010000)
84 #define BCSR1_PCCVCC_MASK (BCSR1_PCCVCC0 | BCSR1_PCCVCC1)
86 #define BCSR4_ETHLOOP ((uint)0x80000000) /* EEST Loopback */
87 #define BCSR4_EEFDX ((uint)0x40000000) /* EEST FDX enable */
88 #define BCSR4_FETH_EN ((uint)0x08000000) /* PHY enable */
89 #define BCSR4_FETHCFG0 ((uint)0x04000000) /* PHY autoneg mode */
90 #define BCSR4_FETHCFG1 ((uint)0x00400000) /* PHY autoneg mode */
91 #define BCSR4_FETHFDE ((uint)0x02000000) /* PHY FDX advertise */
92 #define BCSR4_FETHRST ((uint)0x00200000) /* PHY Reset */
94 /* IO_BASE definition for pcmcia.
96 #define _IO_BASE 0x80000000
97 #define _IO_BASE_SIZE 0x1000
103 /* Interrupt level assignments.
105 #define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */
107 /* We don't use the 8259.
109 #define NR_8259_INTS 0
111 /* CPM Ethernet through SCC1 or SCC2 */
113 #ifdef CONFIG_SCC1_ENET /* Probably 860 variant */
114 /* Bits in parallel I/O port registers that have to be set/cleared
115 * to configure the pins for SCC1 use.
116 * TCLK - CLK1, RCLK - CLK2.
118 #define PA_ENET_RXD ((ushort)0x0001)
119 #define PA_ENET_TXD ((ushort)0x0002)
120 #define PA_ENET_TCLK ((ushort)0x0100)
121 #define PA_ENET_RCLK ((ushort)0x0200)
122 #define PB_ENET_TENA ((uint)0x00001000)
123 #define PC_ENET_CLSN ((ushort)0x0010)
124 #define PC_ENET_RENA ((ushort)0x0020)
126 /* Control bits in the SICR to route TCLK (CLK1) and RCLK (CLK2) to
127 * SCC1. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero.
129 #define SICR_ENET_MASK ((uint)0x000000ff)
130 #define SICR_ENET_CLKRT ((uint)0x0000002c)
131 #endif /* CONFIG_SCC1_ENET */
133 #ifdef CONFIG_SCC2_ENET /* Probably 823/850 variant */
134 /* Bits in parallel I/O port registers that have to be set/cleared
135 * to configure the pins for SCC1 use.
136 * TCLK - CLK1, RCLK - CLK2.
138 #define PA_ENET_RXD ((ushort)0x0004)
139 #define PA_ENET_TXD ((ushort)0x0008)
140 #define PA_ENET_TCLK ((ushort)0x0400)
141 #define PA_ENET_RCLK ((ushort)0x0200)
142 #define PB_ENET_TENA ((uint)0x00002000)
143 #define PC_ENET_CLSN ((ushort)0x0040)
144 #define PC_ENET_RENA ((ushort)0x0080)
146 /* Control bits in the SICR to route TCLK and RCLK to
147 * SCC2. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero.
149 #define SICR_ENET_MASK ((uint)0x0000ff00)
150 #define SICR_ENET_CLKRT ((uint)0x00002e00)
151 #endif /* CONFIG_SCC2_ENET */
153 #endif /* __ASM_FADS_H__ */
154 #endif /* __KERNEL__ */