diff options
Diffstat (limited to 'arch/arm/plat-omap/include')
-rw-r--r-- | arch/arm/plat-omap/include/mach/mtd-xip.h | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/arch/arm/plat-omap/include/mach/mtd-xip.h b/arch/arm/plat-omap/include/mach/mtd-xip.h deleted file mode 100644 index f82a8dcaad9..00000000000 --- a/arch/arm/plat-omap/include/mach/mtd-xip.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * MTD primitives for XIP support. Architecture specific functions. - * - * Do not include this file directly. It's included from linux/mtd/xip.h - * - * Author: Vladimir Barinov <vbarinov@embeddedalley.com> - * - * (c) 2005 MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express or - * implied. - */ - -#ifndef __ARCH_OMAP_MTD_XIP_H__ -#define __ARCH_OMAP_MTD_XIP_H__ - -#include <mach/hardware.h> -#define OMAP_MPU_TIMER_BASE (0xfffec500) -#define OMAP_MPU_TIMER_OFFSET 0x100 - -typedef struct { - u32 cntl; /* CNTL_TIMER, R/W */ - u32 load_tim; /* LOAD_TIM, W */ - u32 read_tim; /* READ_TIM, R */ -} xip_omap_mpu_timer_regs_t; - -#define xip_omap_mpu_timer_base(n) \ -((volatile xip_omap_mpu_timer_regs_t*)OMAP1_IO_ADDRESS(OMAP_MPU_TIMER_BASE + \ - (n)*OMAP_MPU_TIMER_OFFSET)) - -static inline unsigned long xip_omap_mpu_timer_read(int nr) -{ - volatile xip_omap_mpu_timer_regs_t* timer = xip_omap_mpu_timer_base(nr); - return timer->read_tim; -} - -#define xip_irqpending() \ - (omap_readl(OMAP_IH1_ITR) & ~omap_readl(OMAP_IH1_MIR)) -#define xip_currtime() (~xip_omap_mpu_timer_read(0)) - -/* - * It's permitted to do approxmation for xip_elapsed_since macro - * (see linux/mtd/xip.h) - */ - -#ifdef CONFIG_MACH_OMAP_PERSEUS2 -#define xip_elapsed_since(x) (signed)((~xip_omap_mpu_timer_read(0) - (x)) / 7) -#else -#define xip_elapsed_since(x) (signed)((~xip_omap_mpu_timer_read(0) - (x)) / 6) -#endif - -/* - * xip_cpu_idle() is used when waiting for a delay equal or larger than - * the system timer tick period. This should put the CPU into idle mode - * to save power and to be woken up only when some interrupts are pending. - * As above, this should not rely upon standard kernel code. - */ - -#define xip_cpu_idle() asm volatile ("mcr p15, 0, %0, c7, c0, 4" :: "r" (1)) - -#endif /* __ARCH_OMAP_MTD_XIP_H__ */ |