diff options
| -rw-r--r-- | arch/arm/mach-ux500/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/cpu.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/localtimer.c | 29 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/timer.c | 32 |
4 files changed, 25 insertions, 38 deletions
diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index 6bd2f451c185..35b389442afe 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -15,7 +15,6 @@ obj-$(CONFIG_MACH_U8500) += board-mop500.o board-mop500-sdi.o \ obj-$(CONFIG_MACH_U5500) += board-u5500.o board-u5500-sdi.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o -obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o obj-$(CONFIG_U5500_MODEM_IRQ) += modem-irq-db5500.o obj-$(CONFIG_U5500_MBOX) += mbox-db5500.o diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index f41857494375..851308bf6424 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -14,7 +14,6 @@ #include <asm/hardware/gic.h> #include <asm/mach/map.h> -#include <asm/localtimer.h> #include <mach/hardware.h> #include <mach/setup.h> diff --git a/arch/arm/mach-ux500/localtimer.c b/arch/arm/mach-ux500/localtimer.c deleted file mode 100644 index 5ba113309a0b..000000000000 --- a/arch/arm/mach-ux500/localtimer.c +++ /dev/null @@ -1,29 +0,0 @@ -/* - * Copyright (C) 2008-2009 ST-Ericsson - * Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> - * - * This file is heavily based on relaview platform, almost a copy. - * - * Copyright (C) 2002 ARM Ltd. - * - * 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. - */ -#include <linux/init.h> -#include <linux/smp.h> -#include <linux/clockchips.h> - -#include <asm/irq.h> -#include <asm/smp_twd.h> -#include <asm/localtimer.h> - -/* - * Setup the local clock events for a CPU. - */ -int __cpuinit local_timer_setup(struct clock_event_device *evt) -{ - evt->irq = IRQ_LOCALTIMER; - twd_timer_setup(evt); - return 0; -} diff --git a/arch/arm/mach-ux500/timer.c b/arch/arm/mach-ux500/timer.c index fd0002431122..fbeed7e63393 100644 --- a/arch/arm/mach-ux500/timer.c +++ b/arch/arm/mach-ux500/timer.c @@ -8,28 +8,45 @@ #include <linux/errno.h> #include <linux/clksrc-dbx500-prcmu.h> -#include <asm/localtimer.h> +#include <asm/smp_twd.h> #include <plat/mtu.h> #include <mach/setup.h> #include <mach/hardware.h> +#ifdef CONFIG_HAVE_ARM_TWD +static DEFINE_TWD_LOCAL_TIMER(u5500_twd_local_timer, + U5500_TWD_BASE, IRQ_LOCALTIMER); +static DEFINE_TWD_LOCAL_TIMER(u8500_twd_local_timer, + U8500_TWD_BASE, IRQ_LOCALTIMER); + +static void __init ux500_twd_init(void) +{ + struct twd_local_timer *twd_local_timer; + int err; + + twd_local_timer = cpu_is_u5500() ? &u5500_twd_local_timer : + &u8500_twd_local_timer; + + err = twd_local_timer_register(twd_local_timer); + if (err) + pr_err("twd_local_timer_register failed %d\n", err); +} +#else +#define ux500_twd_init() do { } while(0) +#endif + static void __init ux500_timer_init(void) { void __iomem *mtu_timer_base; void __iomem *prcmu_timer_base; + int err; if (cpu_is_u5500()) { -#ifdef CONFIG_LOCAL_TIMERS - twd_base = __io_address(U5500_TWD_BASE); -#endif mtu_timer_base = __io_address(U5500_MTU0_BASE); prcmu_timer_base = __io_address(U5500_PRCMU_TIMER_3_BASE); } else if (cpu_is_u8500()) { -#ifdef CONFIG_LOCAL_TIMERS - twd_base = __io_address(U8500_TWD_BASE); -#endif mtu_timer_base = __io_address(U8500_MTU0_BASE); prcmu_timer_base = __io_address(U8500_PRCMU_TIMER_4_BASE); } else { @@ -55,6 +72,7 @@ static void __init ux500_timer_init(void) nmdk_timer_init(mtu_timer_base); clksrc_dbx500_prcmu_init(prcmu_timer_base); + ux500_twd_init(); } static void ux500_timer_reset(void) |