42 lines
1021 B
C
42 lines
1021 B
C
/*
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* arch/arm/mach-omap1/include/mach/hardware.h
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*/
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#ifndef __MACH_HARDWARE_H
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#define __MACH_HARDWARE_H
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#ifndef __ASSEMBLER__
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/*
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* NOTE: Please use ioremap + __raw_read/write where possible instead of these
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*/
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extern u8 omap_readb(u32 pa);
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extern u16 omap_readw(u32 pa);
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extern u32 omap_readl(u32 pa);
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extern void omap_writeb(u8 v, u32 pa);
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extern void omap_writew(u16 v, u32 pa);
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extern void omap_writel(u32 v, u32 pa);
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#include <plat/tc.h>
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/* Almost all documentation for chip and board memory maps assumes
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* BM is clear. Most devel boards have a switch to control booting
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* from NOR flash (using external chipselect 3) rather than mask ROM,
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* which uses BM to interchange the physical CS0 and CS3 addresses.
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*/
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static inline u32 omap_cs0m_phys(void)
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{
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return (omap_readl(EMIFS_CONFIG) & OMAP_EMIFS_CONFIG_BM)
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? OMAP_CS3_PHYS : 0;
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}
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static inline u32 omap_cs3_phys(void)
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{
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return (omap_readl(EMIFS_CONFIG) & OMAP_EMIFS_CONFIG_BM)
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? 0 : OMAP_CS3_PHYS;
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}
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#endif
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#endif
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#include <plat/hardware.h>
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