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/*
* File: include/asm-blackfin/mach-bf537/bf537.h
* Based on:
* Author:
*
* Created:
* Description: SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF537
*
* Modified:
* Copyright 2004-2006 Analog Devices Inc.
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see the file COPYING, or write
* to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __MACH_BF537_H__
#define __MACH_BF537_H__
#define SUPPORTED_REVID 2
/* Masks for generic ERROR IRQ demultiplexing used in int-priority-sc.c */
#define SPI_ERR_MASK (TXCOL | RBSY | MODF | TXE) /* SPI_STAT */
#define SPORT_ERR_MASK (ROVF | RUVF | TOVF | TUVF) /* SPORTx_STAT */
#define PPI_ERR_MASK (0xFFFF & ~FLD) /* PPI_STATUS */
#define EMAC_ERR_MASK (PHYINT | MMCINT | RXFSINT | TXFSINT | WAKEDET | RXDMAERR | TXDMAERR | STMDONE) /* EMAC_SYSTAT */
#define UART_ERR_MASK_STAT1 (0x4) /* UARTx_IIR */
#define UART_ERR_MASK_STAT0 (0x2) /* UARTx_IIR */
#define CAN_ERR_MASK (EWTIF | EWRIF | EPIF | BOIF | WUIF | UIAIF | AAIF | RMLIF | UCEIF | EXTIF | ADIF) /* CAN_GIF */
#define OFFSET_(x) ((x) & 0x0000FFFF)
/*some misc defines*/
#define IMASK_IVG15 0x8000
#define IMASK_IVG14 0x4000
#define IMASK_IVG13 0x2000
#define IMASK_IVG12 0x1000
#define IMASK_IVG11 0x0800
#define IMASK_IVG10 0x0400
#define IMASK_IVG9 0x0200
#define IMASK_IVG8 0x0100
#define IMASK_IVG7 0x0080
#define IMASK_IVGTMR 0x0040
#define IMASK_IVGHW 0x0020
/***************************/
#define BLKFIN_DSUBBANKS 4
#define BLKFIN_DWAYS 2
#define BLKFIN_DLINES 64
#define BLKFIN_ISUBBANKS 4
#define BLKFIN_IWAYS 4
#define BLKFIN_ILINES 32
#define WAY0_L 0x1
#define WAY1_L 0x2
#define WAY01_L 0x3
#define WAY2_L 0x4
#define WAY02_L 0x5
#define WAY12_L 0x6
#define WAY012_L 0x7
#define WAY3_L 0x8
#define WAY03_L 0x9
#define WAY13_L 0xA
#define WAY013_L 0xB
#define WAY32_L 0xC
#define WAY320_L 0xD
#define WAY321_L 0xE
#define WAYALL_L 0xF
#define DMC_ENABLE (2<<2) /*yes, 2, not 1 */
/********************************* EBIU Settings ************************************/
#define AMBCTL0VAL ((CONFIG_BANK_1 << 16) | CONFIG_BANK_0)
#define AMBCTL1VAL ((CONFIG_BANK_3 << 16) | CONFIG_BANK_2)
#ifdef CONFIG_C_AMBEN_ALL
#define V_AMBEN AMBEN_ALL
#endif
#ifdef CONFIG_C_AMBEN
#define V_AMBEN 0x0
#endif
#ifdef CONFIG_C_AMBEN_B0
#define V_AMBEN AMBEN_B0
#endif
#ifdef CONFIG_C_AMBEN_B0_B1
#define V_AMBEN AMBEN_B0_B1
#endif
#ifdef CONFIG_C_AMBEN_B0_B1_B2
#define V_AMBEN AMBEN_B0_B1_B2
#endif
#ifdef CONFIG_C_AMCKEN
#define V_AMCKEN AMCKEN
#else
#define V_AMCKEN 0x0
#endif
#ifdef CONFIG_C_CDPRIO
#define V_CDPRIO 0x100
#else
#define V_CDPRIO 0x0
#endif
#define AMGCTLVAL (V_AMBEN | V_AMCKEN | V_CDPRIO)
#define MAX_VC 650000000
#define MIN_VC 50000000
/********************************PLL Settings **************************************/
#ifdef CONFIG_BFIN_KERNEL_CLOCK
#if (CONFIG_VCO_MULT < 0)
#error "VCO Multiplier is less than 0. Please select a different value"
#endif
#if (CONFIG_VCO_MULT == 0)
#error "VCO Multiplier should be greater than 0. Please select a different value"
#endif
#if (CONFIG_VCO_MULT > 64)
#error "VCO Multiplier is more than 64. Please select a different value"
#endif
#ifndef CONFIG_CLKIN_HALF
#define CONFIG_VCO_HZ (CONFIG_CLKIN_HZ * CONFIG_VCO_MULT)
#else
#define CONFIG_VCO_HZ ((CONFIG_CLKIN_HZ * CONFIG_VCO_MULT)/2)
#endif
#ifndef CONFIG_PLL_BYPASS
#define CONFIG_CCLK_HZ (CONFIG_VCO_HZ/CONFIG_CCLK_DIV)
#define CONFIG_SCLK_HZ (CONFIG_VCO_HZ/CONFIG_SCLK_DIV)
#else
#define CONFIG_CCLK_HZ CONFIG_CLKIN_HZ
#define CONFIG_SCLK_HZ CONFIG_CLKIN_HZ
#endif
#if (CONFIG_SCLK_DIV < 1)
#error "SCLK DIV cannot be less than 1 or more than 15. Please select a proper value"
#endif
#if (CONFIG_SCLK_DIV > 15)
#error "SCLK DIV cannot be less than 1 or more than 15. Please select a proper value"
#endif
#if (CONFIG_CCLK_DIV != 1)
#if (CONFIG_CCLK_DIV != 2)
#if (CONFIG_CCLK_DIV != 4)
#if (CONFIG_CCLK_DIV != 8)
#error "CCLK DIV can be 1,2,4 or 8 only. Please select a proper value"
#endif
#endif
#endif
#endif
#if (CONFIG_VCO_HZ > MAX_VC)
#error "VCO selected is more than maximum value. Please change the VCO multipler"
#endif
#if (CONFIG_SCLK_HZ > 133000000)
#error "Sclk value selected is more than maximum. Please select a proper value for SCLK multiplier"
#endif
#if (CONFIG_SCLK_HZ < 27000000)
#error "Sclk value selected is less than minimum. Please select a proper value for SCLK multiplier"
#endif
#if (CONFIG_SCLK_HZ >= CONFIG_CCLK_HZ)
#if (CONFIG_SCLK_HZ != CONFIG_CLKIN_HZ)
#if (CONFIG_CCLK_HZ != CONFIG_CLKIN_HZ)
#error "Please select sclk less than cclk"
#endif
#endif
#endif
#if (CONFIG_CCLK_DIV == 1)
#define CONFIG_CCLK_ACT_DIV CCLK_DIV1
#endif
#if (CONFIG_CCLK_DIV == 2)
#define CONFIG_CCLK_ACT_DIV CCLK_DIV2
#endif
#if (CONFIG_CCLK_DIV == 4)
#define CONFIG_CCLK_ACT_DIV CCLK_DIV4
#endif
#if (CONFIG_CCLK_DIV == 8)
#define CONFIG_CCLK_ACT_DIV CCLK_DIV8
#endif
#ifndef CONFIG_CCLK_ACT_DIV
#define CONFIG_CCLK_ACT_DIV CONFIG_CCLK_DIV_not_defined_properly
#endif
#if defined(ANOMALY_05000273) && (CONFIG_CCLK_DIV == 1)
#error ANOMALY 05000273, please make sure CCLK is at least 2x SCLK
#endif
#endif /* CONFIG_BFIN_KERNEL_CLOCK */
#ifdef CONFIG_BF537
#define CPU "BF537"
#define CPUID 0x027c8000
#endif
#ifdef CONFIG_BF536
#define CPU "BF536"
#define CPUID 0x027c8000
#endif
#ifdef CONFIG_BF534
#define CPU "BF534"
#define CPUID 0x027c6000
#endif
#ifndef CPU
#define CPU "UNKNOWN"
#define CPUID 0x0
#endif
#if (CONFIG_MEM_SIZE % 4)
#error "SDRAM mem size must be multible of 4MB"
#endif
#define SDRAM_IGENERIC (CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID | CPLB_PORTPRIO)
#define SDRAM_IKERNEL (SDRAM_IGENERIC | CPLB_LOCK)
#define L1_IMEMORY ( CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
#define SDRAM_INON_CHBL ( CPLB_USER_RD | CPLB_VALID)
/*Use the menuconfig cache policy here - CONFIG_BLKFIN_WT/CONFIG_BLKFIN_WB*/
#define ANOMALY_05000158_WORKAROUND 0x200
#ifdef CONFIG_BLKFIN_WB /*Write Back Policy */
#define SDRAM_DGENERIC (CPLB_L1_CHBL | CPLB_DIRTY \
| CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
#else /*Write Through */
#define SDRAM_DGENERIC (CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW \
| CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_DIRTY )
#endif
#define L1_DMEMORY (CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_LOCK | CPLB_DIRTY )
#define SDRAM_DNON_CHBL (CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_DIRTY )
#define SDRAM_EBIU (CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_DIRTY )
#define SDRAM_OOPS (CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_LOCK | CPLB_DIRTY )
#define SIZE_1K 0x00000400 /* 1K */
#define SIZE_4K 0x00001000 /* 4K */
#define SIZE_1M 0x00100000 /* 1M */
#define SIZE_4M 0x00400000 /* 4M */
#define MAX_CPLBS (16 * 2)
/*
* Number of required data CPLB switchtable entries
* MEMSIZE / 4 (we mostly install 4M page size CPLBs
* approx 16 for smaller 1MB page size CPLBs for allignment purposes
* 1 for L1 Data Memory
* 1 for CONFIG_DEBUG_HUNT_FOR_ZERO
* 1 for ASYNC Memory
*/
#define MAX_SWITCH_D_CPLBS (((CONFIG_MEM_SIZE / 4) + 16 + 1 + 1 + 1) * 2)
/*
* Number of required instruction CPLB switchtable entries
* MEMSIZE / 4 (we mostly install 4M page size CPLBs
* approx 12 for smaller 1MB page size CPLBs for allignment purposes
* 1 for L1 Instruction Memory
* 1 for CONFIG_DEBUG_HUNT_FOR_ZERO
*/
#define MAX_SWITCH_I_CPLBS (((CONFIG_MEM_SIZE / 4) + 12 + 1 + 1) * 2)
#endif /* __MACH_BF537_H__ */
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