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186 lines
6 KiB
C
186 lines
6 KiB
C
/*
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* include/asm-armnommu/arch-netarm/netarm_gen_module.h
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*
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* Copyright (C) 2005
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* Art Shipkowski, Videon Central, Inc., <art@videon-central.com>
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*
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* Copyright (C) 2000, 2001 NETsilicon, Inc.
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* Copyright (C) 2000, 2001 Red Hat, Inc.
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*
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* This software is copyrighted by Red Hat. LICENSEE agrees that
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* it will not delete this copyright notice, trademarks or protective
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* notices from any copy made by LICENSEE.
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*
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* This software is provided "AS-IS" and any express or implied
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* warranties or conditions, including but not limited to any
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* implied warranties of merchantability and fitness for a particular
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* purpose regarding this software. In no event shall Red Hat
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* be liable for any indirect, consequential, or incidental damages,
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* loss of profits or revenue, loss of use or data, or interruption
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* of business, whether the alleged damages are labeled in contract,
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* tort, or indemnity.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* author(s) : Joe deBlaquiere
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*
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* Modified to support NS7520 by Art Shipkowski.
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*/
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#ifndef __NETARM_GEN_MODULE_REGISTERS_H
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#define __NETARM_GEN_MODULE_REGISTERS_H
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/* GEN unit register offsets */
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#define NETARM_GEN_MODULE_BASE (0xFFB00000)
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#define get_gen_reg_addr(c) ((volatile unsigned int *)(NETARM_GEN_MODULE_BASE + (c)))
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#define NETARM_GEN_SYSTEM_CONTROL (0x00)
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#define NETARM_GEN_STATUS_CONTROL (0x04)
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#define NETARM_GEN_PLL_CONTROL (0x08)
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#define NETARM_GEN_SOFTWARE_SERVICE (0x0c)
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#define NETARM_GEN_TIMER1_CONTROL (0x10)
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#define NETARM_GEN_TIMER1_STATUS (0x14)
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#define NETARM_GEN_TIMER2_CONTROL (0x18)
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#define NETARM_GEN_TIMER2_STATUS (0x1c)
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#define NETARM_GEN_PORTA (0x20)
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#ifndef CONFIG_NETARM_NS7520
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#define NETARM_GEN_PORTB (0x24)
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#endif
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#define NETARM_GEN_PORTC (0x28)
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#define NETARM_GEN_INTR_ENABLE (0x30)
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#define NETARM_GEN_INTR_ENABLE_SET (0x34)
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#define NETARM_GEN_INTR_ENABLE_CLR (0x38)
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#define NETARM_GEN_INTR_STATUS_EN (0x34)
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#define NETARM_GEN_INTR_STATUS_RAW (0x38)
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#define NETARM_GEN_CACHE_CONTROL1 (0x40)
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#define NETARM_GEN_CACHE_CONTROL2 (0x44)
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/* select bitfield definitions */
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/* System Control Register ( 0xFFB0_0000 ) */
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#define NETARM_GEN_SYS_CFG_LENDIAN (0x80000000)
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#define NETARM_GEN_SYS_CFG_BENDIAN (0x00000000)
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#define NETARM_GEN_SYS_CFG_BUSQRTR (0x00000000)
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#define NETARM_GEN_SYS_CFG_BUSHALF (0x20000000)
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#define NETARM_GEN_SYS_CFG_BUSFULL (0x40000000)
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#define NETARM_GEN_SYS_CFG_BCLK_DISABLE (0x10000000)
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#define NETARM_GEN_SYS_CFG_WDOG_EN (0x01000000)
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#define NETARM_GEN_SYS_CFG_WDOG_IRQ (0x00000000)
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#define NETARM_GEN_SYS_CFG_WDOG_FIQ (0x00400000)
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#define NETARM_GEN_SYS_CFG_WDOG_RST (0x00800000)
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#define NETARM_GEN_SYS_CFG_WDOG_24 (0x00000000)
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#define NETARM_GEN_SYS_CFG_WDOG_26 (0x00100000)
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#define NETARM_GEN_SYS_CFG_WDOG_28 (0x00200000)
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#define NETARM_GEN_SYS_CFG_WDOG_29 (0x00300000)
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#define NETARM_GEN_SYS_CFG_BUSMON_EN (0x00040000)
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#define NETARM_GEN_SYS_CFG_BUSMON_128 (0x00000000)
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#define NETARM_GEN_SYS_CFG_BUSMON_64 (0x00010000)
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#define NETARM_GEN_SYS_CFG_BUSMON_32 (0x00020000)
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#define NETARM_GEN_SYS_CFG_BUSMON_16 (0x00030000)
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#define NETARM_GEN_SYS_CFG_USER_EN (0x00008000)
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#define NETARM_GEN_SYS_CFG_BUSER_EN (0x00004000)
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#define NETARM_GEN_SYS_CFG_BUSARB_INT (0x00002000)
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#define NETARM_GEN_SYS_CFG_BUSARB_EXT (0x00000000)
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#define NETARM_GEN_SYS_CFG_DMATST (0x00001000)
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#define NETARM_GEN_SYS_CFG_TEALAST (0x00000800)
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#define NETARM_GEN_SYS_CFG_ALIGN_ABORT (0x00000400)
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#define NETARM_GEN_SYS_CFG_CACHE_EN (0x00000200)
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#define NETARM_GEN_SYS_CFG_WRI_BUF_EN (0x00000100)
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#define NETARM_GEN_SYS_CFG_CACHE_INIT (0x00000080)
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/* PLL Control Register ( 0xFFB0_0008 ) */
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#define NETARM_GEN_PLL_CTL_PLLCNT_MASK (0x0F000000)
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#define NETARM_GEN_PLL_CTL_PLLCNT(x) (((x)<<24) & \
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NETARM_GEN_PLL_CTL_PLLCNT_MASK)
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/* Defaults for POLTST and ICP Fields in PLL CTL */
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#define NETARM_GEN_PLL_CTL_OUTDIV(x) (x)
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#define NETARM_GEN_PLL_CTL_INDIV(x) ((x)<<6)
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#define NETARM_GEN_PLL_CTL_POLTST_DEF (0x00000E00)
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#define NETARM_GEN_PLL_CTL_ICP_DEF (0x0000003C)
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/* Software Service Register ( 0xFFB0_000C ) */
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#define NETARM_GEN_SW_SVC_RESETA (0x123)
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#define NETARM_GEN_SW_SVC_RESETB (0x321)
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/* PORT C Register ( 0xFFB0_0028 ) */
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#ifndef CONFIG_NETARM_NS7520
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#define NETARM_GEN_PORT_MODE(x) (((x)<<24) + (0xFF00))
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#define NETARM_GEN_PORT_DIR(x) (((x)<<16) + (0xFF00))
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#else
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#define NETARM_GEN_PORT_MODE(x) ((x)<<24)
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#define NETARM_GEN_PORT_DIR(x) ((x)<<16)
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#define NETARM_GEN_PORT_CSF(x) ((x)<<8)
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#endif
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/* Timer Registers ( 0xFFB0_0010 0xFFB0_0018 ) */
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#define NETARM_GEN_TCTL_ENABLE (0x80000000)
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#define NETARM_GEN_TCTL_INT_ENABLE (0x40000000)
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#define NETARM_GEN_TCTL_USE_IRQ (0x00000000)
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#define NETARM_GEN_TCTL_USE_FIQ (0x20000000)
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#define NETARM_GEN_TCTL_USE_PRESCALE (0x10000000)
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#define NETARM_GEN_TCTL_INIT_COUNT(x) ((x) & 0x1FF)
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#define NETARM_GEN_TSTAT_INTPEN (0x40000000)
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#if ~defined(CONFIG_NETARM_NS7520)
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#define NETARM_GEN_TSTAT_CTC_MASK (0x000001FF)
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#else
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#define NETARM_GEN_TSTAT_CTC_MASK (0x0FFFFFFF)
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#endif
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/* prescale to msecs conversion */
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#if !defined(CONFIG_NETARM_PLL_BYPASS)
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#define NETARM_GEN_TIMER_MSEC_P(x) ( ( ( 20480 ) * ( 0x1FF - ( (x) & \
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NETARM_GEN_TSTAT_CTC_MASK ) + \
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1 ) ) / (NETARM_XTAL_FREQ/1000) )
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#define NETARM_GEN_TIMER_SET_HZ(x) ( ( ((NETARM_XTAL_FREQ/(20480*(x)))-1) & \
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NETARM_GEN_TSTAT_CTC_MASK ) | \
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NETARM_GEN_TCTL_USE_PRESCALE )
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#else
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#define NETARM_GEN_TIMER_MSEC_P(x) ( ( ( 4096 ) * ( 0x1FF - ( (x) & \
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NETARM_GEN_TSTAT_CTC_MASK ) + \
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1 ) ) / (NETARM_XTAL_FREQ/1000) )
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#define NETARM_GEN_TIMER_SET_HZ(x) ( ( ((NETARM_XTAL_FREQ/(4096*(x)))-1) & \
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NETARM_GEN_TSTAT_CTC_MASK ) | \
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NETARM_GEN_TCTL_USE_PRESCALE )
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#endif
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#endif
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