52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
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/*
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* Copyright (C) 2011 STMicroelectronics Limited
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* Author: Angus Clark <angus.clark@st.com>
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*
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* The mb837 STEM interface can be configured in a bewildering number of
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* ways. Two possible configurations are defined here: one for the mb837
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* standalone; and one for the mb837 mated with the mb705 peripheral board.
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*
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* May be copied or modified under the terms of the GNU General Public
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* License. See linux/COPYING for more information.
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*/
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#ifndef __ASM_SH_MB837_STEM_H
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#define __ASM_SH_MB837_STEM_H
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#include <asm/irq-ilc.h>
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#ifdef CONFIG_SH_ST_MB705
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/* mb837 + mb705 (signals routed via mb705 ELPD)
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* STEM_CS0 = BANK2 + (1<<24) (J9-A = DNF; J12-B = fit; J9-B = DNF)
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* STEM_CS1 = BANK3 (J12-H = DNF; J12-F = fit; J12-G = DNF)
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* STEM_NAND_RDY = 0 (J11 = 2-3 mb705)
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* STEM_INTR1 = SysIRQ2 (J4-B = DNF)
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* STEM_INTR0 = SysIRQ1 (J4-A = DNF)
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*/
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#define STEM_CS0_BANK 2
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#define STEM_CS0_OFFSET (1<<24)
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#define STEM_CS1_BANK 3
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#define STEM_CS1_OFFSET 0
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#define STEM_NAND_RDY 0
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#define STEM_INTR0_IRQ ILC_EXT_IRQ(2)
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#define STEM_INTR1_IRQ ILC_EXT_IRQ(1)
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#else
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/*
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* mb837 standalone
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* STEM CS0 = BANK0 (J9-A = fit; J12-B = DNF; J9-B = DNF)
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* STEM_CS1 = BANK3 (J12-H = DNF; J12-F = DNF; J12-G = fit)
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* STEM_NAND_RDY = 1 (J11 = 1-2)
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* STEM_INTR0 = SysIRQ1 (J4-A = fit)
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* STEM_INTR1 = SysIRQ2 (J4-B = fit)
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*/
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#define STEM_CS0_BANK 0
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#define STEM_CS0_OFFSET 0
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#define STEM_CS1_BANK 3
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#define STEM_CS1_OFFSET 0
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#define STEM_NAND_RDY 1
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#define STEM_INTR0_IRQ ILC_EXT_IRQ(2)
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#define STEM_INTR1_IRQ ILC_EXT_IRQ(1)
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#endif
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#endif /* __ASM_SH_MB837_STEM_H */
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