From 871480933a1c28f8a9fed4c4d34d06c439a7a422 Mon Sep 17 00:00:00 2001 From: Srikant Patnaik Date: Sun, 11 Jan 2015 12:28:04 +0530 Subject: Moved, renamed, and deleted files The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure. --- arch/arm/mach-omap1/include/mach/hardware.h | 41 +++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 arch/arm/mach-omap1/include/mach/hardware.h (limited to 'arch/arm/mach-omap1/include/mach/hardware.h') diff --git a/arch/arm/mach-omap1/include/mach/hardware.h b/arch/arm/mach-omap1/include/mach/hardware.h new file mode 100644 index 00000000..01e35fa1 --- /dev/null +++ b/arch/arm/mach-omap1/include/mach/hardware.h @@ -0,0 +1,41 @@ +/* + * arch/arm/mach-omap1/include/mach/hardware.h + */ + +#ifndef __MACH_HARDWARE_H +#define __MACH_HARDWARE_H + +#ifndef __ASSEMBLER__ +/* + * NOTE: Please use ioremap + __raw_read/write where possible instead of these + */ +extern u8 omap_readb(u32 pa); +extern u16 omap_readw(u32 pa); +extern u32 omap_readl(u32 pa); +extern void omap_writeb(u8 v, u32 pa); +extern void omap_writew(u16 v, u32 pa); +extern void omap_writel(u32 v, u32 pa); + +#include + +/* Almost all documentation for chip and board memory maps assumes + * BM is clear. Most devel boards have a switch to control booting + * from NOR flash (using external chipselect 3) rather than mask ROM, + * which uses BM to interchange the physical CS0 and CS3 addresses. + */ +static inline u32 omap_cs0m_phys(void) +{ + return (omap_readl(EMIFS_CONFIG) & OMAP_EMIFS_CONFIG_BM) + ? OMAP_CS3_PHYS : 0; +} + +static inline u32 omap_cs3_phys(void) +{ + return (omap_readl(EMIFS_CONFIG) & OMAP_EMIFS_CONFIG_BM) + ? 0 : OMAP_CS3_PHYS; +} + +#endif +#endif + +#include -- cgit