diff options
Diffstat (limited to 'arch/arm/mach-bcm283x')
| -rw-r--r-- | arch/arm/mach-bcm283x/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-bcm283x/include/mach/timer.h | 15 | ||||
| -rw-r--r-- | arch/arm/mach-bcm283x/include/mach/wdog.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-bcm283x/timer.c | 58 |
4 files changed, 13 insertions, 66 deletions
diff --git a/arch/arm/mach-bcm283x/Makefile b/arch/arm/mach-bcm283x/Makefile index ac27d00e2a..f0dadd0dbd 100644 --- a/arch/arm/mach-bcm283x/Makefile +++ b/arch/arm/mach-bcm283x/Makefile @@ -5,4 +5,4 @@ # obj-$(CONFIG_TARGET_RPI) += lowlevel_init.o -obj-y += init.o reset.o timer.o mbox.o phys2bus.o +obj-y += init.o reset.o mbox.o phys2bus.o diff --git a/arch/arm/mach-bcm283x/include/mach/timer.h b/arch/arm/mach-bcm283x/include/mach/timer.h index fc7aec7b7c..004c24be36 100644 --- a/arch/arm/mach-bcm283x/include/mach/timer.h +++ b/arch/arm/mach-bcm283x/include/mach/timer.h @@ -13,6 +13,14 @@ #define BCM2835_TIMER_PHYSADDR 0x20003000 #endif +#define BCM2835_TIMER_CS_M3 (1 << 3) +#define BCM2835_TIMER_CS_M2 (1 << 2) +#define BCM2835_TIMER_CS_M1 (1 << 1) +#define BCM2835_TIMER_CS_M0 (1 << 0) + +#ifndef __ASSEMBLY__ +#include <linux/types.h> + struct bcm2835_timer_regs { u32 cs; u32 clo; @@ -23,11 +31,8 @@ struct bcm2835_timer_regs { u32 c3; }; -#define BCM2835_TIMER_CS_M3 (1 << 3) -#define BCM2835_TIMER_CS_M2 (1 << 2) -#define BCM2835_TIMER_CS_M1 (1 << 1) -#define BCM2835_TIMER_CS_M0 (1 << 0) - extern ulong get_timer_us(ulong base); #endif + +#endif diff --git a/arch/arm/mach-bcm283x/include/mach/wdog.h b/arch/arm/mach-bcm283x/include/mach/wdog.h index beb6a08206..cbc350e84b 100644 --- a/arch/arm/mach-bcm283x/include/mach/wdog.h +++ b/arch/arm/mach-bcm283x/include/mach/wdog.h @@ -4,8 +4,8 @@ * SPDX-License-Identifier: GPL-2.0 */ -#ifndef _BCM2835_TIMER_H -#define _BCM2835_TIMER_H +#ifndef _BCM2835_WDOG_H +#define _BCM2835_WDOG_H #ifdef CONFIG_BCM2836 #define BCM2835_WDOG_PHYSADDR 0x3f100000 diff --git a/arch/arm/mach-bcm283x/timer.c b/arch/arm/mach-bcm283x/timer.c deleted file mode 100644 index 017907cfb8..0000000000 --- a/arch/arm/mach-bcm283x/timer.c +++ /dev/null @@ -1,58 +0,0 @@ -/* - * (C) Copyright 2012 Stephen Warren - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <common.h> -#include <asm/io.h> -#include <asm/arch/timer.h> - -ulong get_timer_us(ulong base) -{ - struct bcm2835_timer_regs *regs = - (struct bcm2835_timer_regs *)BCM2835_TIMER_PHYSADDR; - - return readl(®s->clo) - base; -} - -ulong get_timer(ulong base) -{ - ulong us = get_timer_us(0); - us /= (1000000 / CONFIG_SYS_HZ); - us -= base; - return us; -} - -unsigned long long get_ticks(void) -{ - return get_timer(0); -} - -ulong get_tbclk(void) -{ - return CONFIG_SYS_HZ; -} - -void __udelay(unsigned long usec) -{ - ulong endtime; - signed long diff; - - endtime = get_timer_us(0) + usec; - - do { - ulong now = get_timer_us(0); - diff = endtime - now; - } while (diff >= 0); -} |