linux/arch/ppc/platforms/fads.h

156 lines
4.7 KiB
C

/*
* A collection of structures, addresses, and values associated with
* the Motorola 860T FADS board. Copied from the MBX stuff.
*
* Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
*
* Added MPC86XADS support.
* The MPC86xADS manual says the board "is compatible with the MPC8xxFADS
* for SW point of view". This is 99% correct.
*
* Author: MontaVista Software, Inc.
* source@mvista.com
* 2005 (c) MontaVista Software, Inc. This file is licensed under the
* terms of the GNU General Public License version 2. This program is licensed
* "as is" without any warranty of any kind, whether express or implied.
*/
#ifdef __KERNEL__
#ifndef __ASM_FADS_H__
#define __ASM_FADS_H__
#include <asm/ppcboot.h>
#if defined(CONFIG_MPC86XADS)
#define BOARD_CHIP_NAME "MPC86X"
/* U-Boot maps BCSR to 0xff080000 */
#define BCSR_ADDR ((uint)0xff080000)
/* MPC86XADS has one more CPLD and an additional BCSR.
*/
#define CFG_PHYDEV_ADDR ((uint)0xff0a0000)
#define BCSR5 ((uint)(CFG_PHYDEV_ADDR + 0x300))
#define BCSR5_T1_RST 0x10
#define BCSR5_ATM155_RST 0x08
#define BCSR5_ATM25_RST 0x04
#define BCSR5_MII1_EN 0x02
#define BCSR5_MII1_RST 0x01
/* There is no PHY link change interrupt */
#define PHY_INTERRUPT (-1)
#else /* FADS */
/* Memory map is configured by the PROM startup.
* I tried to follow the FADS manual, although the startup PROM
* dictates this and we simply have to move some of the physical
* addresses for Linux.
*/
#define BCSR_ADDR ((uint)0xff010000)
/* PHY link change interrupt */
#define PHY_INTERRUPT SIU_IRQ2
#endif /* CONFIG_MPC86XADS */
#define BCSR_SIZE ((uint)(64 * 1024))
#define BCSR0 ((uint)(BCSR_ADDR + 0x00))
#define BCSR1 ((uint)(BCSR_ADDR + 0x04))
#define BCSR2 ((uint)(BCSR_ADDR + 0x08))
#define BCSR3 ((uint)(BCSR_ADDR + 0x0c))
#define BCSR4 ((uint)(BCSR_ADDR + 0x10))
#define IMAP_ADDR ((uint)0xff000000)
#define IMAP_SIZE ((uint)(64 * 1024))
#define PCMCIA_MEM_ADDR ((uint)0xff020000)
#define PCMCIA_MEM_SIZE ((uint)(64 * 1024))
/* Bits of interest in the BCSRs.
*/
#define BCSR1_ETHEN ((uint)0x20000000)
#define BCSR1_IRDAEN ((uint)0x10000000)
#define BCSR1_RS232EN_1 ((uint)0x01000000)
#define BCSR1_PCCEN ((uint)0x00800000)
#define BCSR1_PCCVCC0 ((uint)0x00400000)
#define BCSR1_PCCVPP0 ((uint)0x00200000)
#define BCSR1_PCCVPP1 ((uint)0x00100000)
#define BCSR1_PCCVPP_MASK (BCSR1_PCCVPP0 | BCSR1_PCCVPP1)
#define BCSR1_RS232EN_2 ((uint)0x00040000)
#define BCSR1_PCCVCC1 ((uint)0x00010000)
#define BCSR1_PCCVCC_MASK (BCSR1_PCCVCC0 | BCSR1_PCCVCC1)
#define BCSR4_ETHLOOP ((uint)0x80000000) /* EEST Loopback */
#define BCSR4_EEFDX ((uint)0x40000000) /* EEST FDX enable */
#define BCSR4_FETH_EN ((uint)0x08000000) /* PHY enable */
#define BCSR4_FETHCFG0 ((uint)0x04000000) /* PHY autoneg mode */
#define BCSR4_FETHCFG1 ((uint)0x00400000) /* PHY autoneg mode */
#define BCSR4_FETHFDE ((uint)0x02000000) /* PHY FDX advertise */
#define BCSR4_FETHRST ((uint)0x00200000) /* PHY Reset */
/* IO_BASE definition for pcmcia.
*/
#define _IO_BASE 0x80000000
#define _IO_BASE_SIZE 0x1000
#ifdef CONFIG_IDE
#define MAX_HWIFS 1
#endif
/* Interrupt level assignments.
*/
#define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */
/* We don't use the 8259.
*/
#define NR_8259_INTS 0
/* CPM Ethernet through SCC1 or SCC2 */
#if defined(CONFIG_SCC1_ENET) || defined(CONFIG_MPC8xx_SECOND_ETH_SCC1) /* Probably 860 variant */
/* Bits in parallel I/O port registers that have to be set/cleared
* to configure the pins for SCC1 use.
* TCLK - CLK1, RCLK - CLK2.
*/
#define PA_ENET_RXD ((ushort)0x0001)
#define PA_ENET_TXD ((ushort)0x0002)
#define PA_ENET_TCLK ((ushort)0x0100)
#define PA_ENET_RCLK ((ushort)0x0200)
#define PB_ENET_TENA ((uint)0x00001000)
#define PC_ENET_CLSN ((ushort)0x0010)
#define PC_ENET_RENA ((ushort)0x0020)
/* Control bits in the SICR to route TCLK (CLK1) and RCLK (CLK2) to
* SCC1. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero.
*/
#define SICR_ENET_MASK ((uint)0x000000ff)
#define SICR_ENET_CLKRT ((uint)0x0000002c)
#endif /* CONFIG_SCC1_ENET */
#ifdef CONFIG_SCC2_ENET /* Probably 823/850 variant */
/* Bits in parallel I/O port registers that have to be set/cleared
* to configure the pins for SCC1 use.
* TCLK - CLK1, RCLK - CLK2.
*/
#define PA_ENET_RXD ((ushort)0x0004)
#define PA_ENET_TXD ((ushort)0x0008)
#define PA_ENET_TCLK ((ushort)0x0400)
#define PA_ENET_RCLK ((ushort)0x0200)
#define PB_ENET_TENA ((uint)0x00002000)
#define PC_ENET_CLSN ((ushort)0x0040)
#define PC_ENET_RENA ((ushort)0x0080)
/* Control bits in the SICR to route TCLK and RCLK to
* SCC2. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero.
*/
#define SICR_ENET_MASK ((uint)0x0000ff00)
#define SICR_ENET_CLKRT ((uint)0x00002e00)
#endif /* CONFIG_SCC2_ENET */
#endif /* __ASM_FADS_H__ */
#endif /* __KERNEL__ */