1 /*
2  * arch/ppc/platforms/ocotea.h
3  *
4  * Ocotea board definitions
5  *
6  * Matt Porter <mporter@mvista.com>
7  *
8  * Copyright 2003 MontaVista Software Inc.
9  *
10  * This program is free software; you can redistribute  it and/or modify it
11  * under  the terms of  the GNU General  Public License as published by the
12  * Free Software Foundation;  either version 2 of the  License, or (at your
13  * option) any later version.
14  *
15  */
16 
17 #ifdef __KERNEL__
18 #ifndef __ASM_OCOTEA_H__
19 #define __ASM_OCOTEA_H__
20 
21 #include <linux/config.h>
22 #include <platforms/ibm440gx.h>
23 
24 /* F/W TLB mapping used in bootloader glue to reset EMAC */
25 #define PPC44x_EMAC0_MR0	0xE0000800
26 
27 /* Location of MAC addresses in firmware */
28 #define OCOTEA_MAC_BASE		(OCOTEA_SMALL_FLASH_HIGH+0xb0500)
29 #define OCOTEA_MAC_SIZE		0x200
30 #define OCOTEA_MAC1_OFFSET	0x100
31 
32 /* Default clock rate */
33 #define OCOTEA_SYSCLK		25000000
34 
35 /* RTC/NVRAM location */
36 #define OCOTEA_RTC_ADDR		0x0000000148000000ULL
37 #define OCOTEA_RTC_SIZE		0x2000
38 
39 /* Flash */
40 #define OCOTEA_FPGA_ADDR		0x0000000148300000ULL
41 #define OCOTEA_BOOT_LARGE_FLASH(x)	(x & 0x40)
42 #define OCOTEA_SMALL_FLASH_LOW		0x00000001ff900000ULL
43 #define OCOTEA_SMALL_FLASH_HIGH		0x00000001fff00000ULL
44 #define OCOTEA_SMALL_FLASH_SIZE		0x100000
45 #define OCOTEA_LARGE_FLASH_LOW		0x00000001ff800000ULL
46 #define OCOTEA_LARGE_FLASH_HIGH		0x00000001ffc00000ULL
47 #define OCOTEA_LARGE_FLASH_SIZE		0x400000
48 
49 /*
50  * Serial port defines
51  */
52 #define RS_TABLE_SIZE	2
53 
54 /* OpenBIOS defined UART mappings, used before early_serial_setup */
55 #define UART0_IO_BASE	(u8 *) 0xE0000200
56 #define UART1_IO_BASE	(u8 *) 0xE0000300
57 
58 /* This value is used only to fill something in STD_UART_OP definition,
59    actual value is determined in ocotea_early_serial_map.   --ebs
60 */
61 #define BASE_BAUD	11059200/16
62 #define STD_UART_OP(num)					\
63 	{ 0, BASE_BAUD, 0, UART##num##_INT,			\
64 		ASYNC_BOOT_AUTOCONF,				\
65 		iomem_base: UART##num##_IO_BASE,		\
66 		io_type: SERIAL_IO_MEM},
67 
68 #define SERIAL_PORT_DFNS	\
69 	STD_UART_OP(0)		\
70 	STD_UART_OP(1)
71 
72 /* PCI support */
73 #define OCOTEA_PCI_LOWER_IO	0x00000000
74 #define OCOTEA_PCI_UPPER_IO	0x0000ffff
75 #define OCOTEA_PCI_LOWER_MEM	0x80000000
76 #define OCOTEA_PCI_UPPER_MEM	0xffffefff
77 
78 #define OCOTEA_PCI_CFGREGS_BASE	0x000000020ec00000ULL
79 #define OCOTEA_PCI_CFGA_PLB32	0x0ec00000
80 #define OCOTEA_PCI_CFGD_PLB32	0x0ec00004
81 
82 #define OCOTEA_PCI_IO_BASE	0x0000000208000000ULL
83 #define OCOTEA_PCI_IO_SIZE	0x00010000
84 #define OCOTEA_PCI_MEM_OFFSET	0x00000000
85 
86 #endif				/* __ASM_OCOTEA_H__ */
87 #endif				/* __KERNEL__ */
88