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https://github.com/AsahiLinux/u-boot
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Merge branch 'master' of git://git.denx.de/u-boot-blackfin
* 'master' of git://git.denx.de/u-boot-blackfin: Blackfin: bfin_spi: fix build error when DEBUG is defined Blackfin: define CONFIG_SYS_CACHELINE_SIZE
This commit is contained in:
commit
d639a8ccb0
4 changed files with 75 additions and 1 deletions
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@ -49,6 +49,7 @@
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#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
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#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
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#include <asm/linkage.h>
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#include <asm/linkage.h>
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#include <asm/cache.h>
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#ifndef __ASSEMBLY__
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#ifndef __ASSEMBLY__
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# ifdef SHARED_RESOURCES
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# ifdef SHARED_RESOURCES
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70
arch/blackfin/include/asm/cache.h
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70
arch/blackfin/include/asm/cache.h
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@ -0,0 +1,70 @@
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/*
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* Copyright 2004-2009 Analog Devices Inc.
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*
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* Licensed under the GPL-2 or later.
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*/
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#ifndef __ARCH_BLACKFIN_CACHE_H
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#define __ARCH_BLACKFIN_CACHE_H
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#include <asm/linkage.h> /* for asmlinkage */
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/*
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* Bytes per L1 cache line
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* Blackfin loads 32 bytes for cache
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*/
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#define L1_CACHE_SHIFT 5
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#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
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#define SMP_CACHE_BYTES L1_CACHE_BYTES
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#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
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#ifdef CONFIG_SMP
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#define __cacheline_aligned
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#else
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#define ____cacheline_aligned
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/*
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* Put cacheline_aliged data to L1 data memory
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*/
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#ifdef CONFIG_CACHELINE_ALIGNED_L1
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#define __cacheline_aligned \
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__attribute__((__aligned__(L1_CACHE_BYTES), \
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__section__(".data_l1.cacheline_aligned")))
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#endif
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#endif
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/*
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* largest L1 which this arch supports
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*/
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#define L1_CACHE_SHIFT_MAX 5
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#if defined(CONFIG_SMP) && \
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!defined(CONFIG_BFIN_CACHE_COHERENT)
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# if defined(CONFIG_BFIN_EXTMEM_ICACHEABLE) || defined(CONFIG_BFIN_L2_ICACHEABLE)
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# define __ARCH_SYNC_CORE_ICACHE
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# endif
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# if defined(CONFIG_BFIN_EXTMEM_DCACHEABLE) || defined(CONFIG_BFIN_L2_DCACHEABLE)
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# define __ARCH_SYNC_CORE_DCACHE
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# endif
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#ifndef __ASSEMBLY__
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asmlinkage void __raw_smp_mark_barrier_asm(void);
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asmlinkage void __raw_smp_check_barrier_asm(void);
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static inline void smp_mark_barrier(void)
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{
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__raw_smp_mark_barrier_asm();
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}
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static inline void smp_check_barrier(void)
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{
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__raw_smp_check_barrier_asm();
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}
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void resync_core_dcache(void);
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void resync_core_icache(void);
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#endif
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#endif
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#endif
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@ -21,6 +21,9 @@
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# define CONFIG_BFIN_SCRATCH_REG retn
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# define CONFIG_BFIN_SCRATCH_REG retn
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#endif
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#endif
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/* U-Boot wants this config name */
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#define CONFIG_SYS_CACHELINE_SIZE L1_CACHE_BYTES
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/* Make sure the structure is properly aligned */
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/* Make sure the structure is properly aligned */
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#if ((CONFIG_SYS_GBL_DATA_ADDR & -4) != CONFIG_SYS_GBL_DATA_ADDR)
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#if ((CONFIG_SYS_GBL_DATA_ADDR & -4) != CONFIG_SYS_GBL_DATA_ADDR)
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# error CONFIG_SYS_GBL_DATA_ADDR: must be 4 byte aligned
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# error CONFIG_SYS_GBL_DATA_ADDR: must be 4 byte aligned
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@ -197,7 +197,7 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
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spi_set_speed(&bss->slave, max_hz);
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spi_set_speed(&bss->slave, max_hz);
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debug("%s: bus:%i cs:%i mmr:%x ctl:%x baud:%i flg:%i\n", __func__,
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debug("%s: bus:%i cs:%i mmr:%x ctl:%x baud:%i flg:%i\n", __func__,
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bus, cs, mmr_base, bss->ctl, baud, bss->flg);
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bus, cs, mmr_base, bss->ctl, bss->baud, bss->flg);
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return &bss->slave;
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return &bss->slave;
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}
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}
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