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443a2ec57a
Since ARRAY_SIZE macro is defined in include/common.h, re-defining it in arch-specific files is redundant. Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Acked-by: Stefan Roese <sr@denx.de> Acked-by: Sonic Zhang <sonic.zhang@analog.com>
83 lines
3.2 KiB
C
83 lines
3.2 KiB
C
/*
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* config-pre.h - common defines for Blackfin boards in config.h
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*
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* Copyright (c) 2007-2009 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 __ASM_BLACKFIN_CONFIG_PRE_H__
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#define __ASM_BLACKFIN_CONFIG_PRE_H__
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/* Bootmode defines -- your config needs to select this via CONFIG_BFIN_BOOT_MODE.
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* Depending on your cpu, some of these may not be valid, check your HRM.
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* The actual values here are meaningless as long as they're unique.
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*/
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#define BFIN_BOOT_BYPASS 1 /* bypass bootrom */
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#define BFIN_BOOT_PARA 2 /* boot ldr out of parallel flash */
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#define BFIN_BOOT_SPI_MASTER 3 /* boot ldr out of serial flash */
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#define BFIN_BOOT_SPI_SLAVE 4 /* boot ldr as spi slave */
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#define BFIN_BOOT_TWI_MASTER 5 /* boot ldr over twi device */
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#define BFIN_BOOT_TWI_SLAVE 6 /* boot ldr over twi slave */
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#define BFIN_BOOT_UART 7 /* boot ldr over uart */
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#define BFIN_BOOT_IDLE 8 /* do nothing, just idle */
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#define BFIN_BOOT_FIFO 9 /* boot ldr out of FIFO */
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#define BFIN_BOOT_MEM 10 /* boot ldr out of memory (warmboot) */
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#define BFIN_BOOT_16HOST_DMA 11 /* boot ldr from 16-bit host dma */
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#define BFIN_BOOT_8HOST_DMA 12 /* boot ldr from 8-bit host dma */
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#define BFIN_BOOT_NAND 13 /* boot ldr from nand flash */
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#define BFIN_BOOT_RSI_MASTER 14 /* boot ldr from rsi */
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#define BFIN_BOOT_LP_SLAVE 15 /* boot ldr from link port */
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#ifndef __ASSEMBLY__
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static inline const char *get_bfin_boot_mode(int bfin_boot)
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{
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switch (bfin_boot) {
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case BFIN_BOOT_BYPASS: return "bypass";
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case BFIN_BOOT_PARA: return "parallel flash";
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case BFIN_BOOT_SPI_MASTER: return "spi flash";
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case BFIN_BOOT_SPI_SLAVE: return "spi slave";
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case BFIN_BOOT_TWI_MASTER: return "i2c flash";
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case BFIN_BOOT_TWI_SLAVE: return "i2c slave";
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case BFIN_BOOT_UART: return "uart";
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case BFIN_BOOT_IDLE: return "idle";
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case BFIN_BOOT_FIFO: return "fifo";
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case BFIN_BOOT_MEM: return "memory";
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case BFIN_BOOT_16HOST_DMA: return "16bit dma";
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case BFIN_BOOT_8HOST_DMA: return "8bit dma";
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case BFIN_BOOT_NAND: return "nand flash";
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case BFIN_BOOT_RSI_MASTER: return "rsi master";
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case BFIN_BOOT_LP_SLAVE: return "link port slave";
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default: return "INVALID";
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}
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}
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#endif
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/* Most bootroms allow for EVT1 redirection */
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#if ((defined(__ADSPBF531__) || defined(__ADSPBF532__) || defined(__ADSPBF533__)) \
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&& __SILICON_REVISION__ < 3) || defined(__ADSPBF561__)
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# undef CONFIG_BFIN_BOOTROM_USES_EVT1
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#else
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# define CONFIG_BFIN_BOOTROM_USES_EVT1
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#endif
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/* Define the default SPI CS used when booting out of SPI */
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#if defined(__ADSPBF531__) || defined(__ADSPBF532__) || defined(__ADSPBF533__) || \
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defined(__ADSPBF538__) || defined(__ADSPBF539__) || defined(__ADSPBF561__) || \
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defined(__ADSPBF51x__)
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# define BFIN_BOOT_SPI_SSEL 2
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#else
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# define BFIN_BOOT_SPI_SSEL 1
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#endif
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/* Define to get a GPIO CS with the Blackfin SPI controller */
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#define MAX_CTRL_CS 8
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/* There is no Blackfin/NetBSD port */
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#undef CONFIG_BOOTM_NETBSD
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/* We rarely use interrupts, so favor throughput over latency */
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#define CONFIG_BFIN_INS_LOWOVERHEAD
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#endif
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