upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/include/asm-blackfin/cplb.h

80 lines
3.9 KiB

/************************************************************************
*
* cplb.h
*
* (c) Copyright 2002-2003 Analog Devices, Inc. All rights reserved.
*
************************************************************************/
/* Defines necessary for cplb initialisation routines. */
#ifndef _CPLB_H
#define _CPLB_H
#define CONFIG_BLKFIN_WT
#define CPLB_ENABLE_ICACHE_P 0
#define CPLB_ENABLE_DCACHE_P 1
#define CPLB_ENABLE_DCACHE2_P 2
#define CPLB_ENABLE_CPLBS_P 3 /* Deprecated! */
#define CPLB_ENABLE_ICPLBS_P 4
#define CPLB_ENABLE_DCPLBS_P 5
#define CPLB_ENABLE_ICACHE (1<<CPLB_ENABLE_ICACHE_P)
#define CPLB_ENABLE_DCACHE (1<<CPLB_ENABLE_DCACHE_P)
#define CPLB_ENABLE_DCACHE2 (1<<CPLB_ENABLE_DCACHE2_P)
#define CPLB_ENABLE_CPLBS (1<<CPLB_ENABLE_CPLBS_P)
#define CPLB_ENABLE_ICPLBS (1<<CPLB_ENABLE_ICPLBS_P)
#define CPLB_ENABLE_DCPLBS (1<<CPLB_ENABLE_DCPLBS_P)
#define CPLB_ENABLE_ANY_CPLBS CPLB_ENABLE_CPLBS | \
CPLB_ENABLE_ICPLBS | \
CPLB_ENABLE_DCPLBS
#define CPLB_RELOADED 0x0000
#define CPLB_NO_UNLOCKED 0x0001
#define CPLB_NO_ADDR_MATCH 0x0002
#define CPLB_PROT_VIOL 0x0003
#define CPLB_DEF_CACHE CPLB_L1_CHBL | CPLB_WT
#define CPLB_CACHE_ENABLED CPLB_L1_CHBL | CPLB_DIRTY
#define CPLB_ALL_ACCESS CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR
#define CPLB_I_PAGE_MGMT CPLB_LOCK | CPLB_VALID
#define CPLB_D_PAGE_MGMT CPLB_LOCK | CPLB_ALL_ACCESS | CPLB_VALID
#define CPLB_DNOCACHE CPLB_ALL_ACCESS | CPLB_VALID
#define CPLB_DDOCACHE CPLB_DNOCACHE | CPLB_DEF_CACHE
#define CPLB_INOCACHE CPLB_USER_RD | CPLB_VALID
#define CPLB_IDOCACHE CPLB_INOCACHE | CPLB_L1_CHBL
/* Data Attibutes*/
#define SDRAM_IGENERIC (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID)
#define SDRAM_IKERNEL (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
#define L1_IMEMORY (PAGE_SIZE_1MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
#define SDRAM_INON_CHBL (PAGE_SIZE_4MB | CPLB_USER_RD | CPLB_VALID)
/*Use the menuconfig cache policy here - CONFIG_BLKFIN_WT/CONFIG_BLKFIN_WB*/
#define ANOMALY_05000158 0x200
#ifdef CONFIG_BLKFIN_WB /*Write Back Policy */
#define SDRAM_DGENERIC (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158)
#define SDRAM_DNON_CHBL (PAGE_SIZE_4MB | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158)
#define SDRAM_DKERNEL (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_USER_WR | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_VALID | CPLB_LOCK | ANOMALY_05000158)
#define L1_DMEMORY (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158)
#define SDRAM_EBIU (PAGE_SIZE_4MB | CPLB_DIRTY | CPLB_USER_RD | CPLB_USER_WR | CPLB_SUPV_WR | CPLB_VALID | ANOMALY_05000158)
#else /*Write Through */
#define SDRAM_DGENERIC (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158)
#define SDRAM_DNON_CHBL (PAGE_SIZE_4MB | CPLB_WT | CPLB_L1_AOW | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158)
#define SDRAM_DKERNEL (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_USER_RD | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_VALID | CPLB_LOCK | ANOMALY_05000158)
#define L1_DMEMORY (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_L1_AOW | CPLB_WT | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158)
#define SDRAM_EBIU (PAGE_SIZE_4MB | CPLB_WT | CPLB_L1_AOW | CPLB_USER_RD | CPLB_USER_WR | CPLB_SUPV_WR | CPLB_VALID | ANOMALY_05000158)
#endif
#if defined(CONFIG_BF561)
#define page_descriptor_table_size (CONFIG_MEM_SIZE/4 + 2) /* SDRAM +L1 + ASYNC_Memory */
#else
#define page_descriptor_table_size (CONFIG_MEM_SIZE/4 + 1 + 3) /* SDRAM + L1 + ASYNC_Memory */
#endif
#endif /* _CPLB_H */