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-rw-r--r--arch/arm/mach-pxa/include/mach/mfp-pxa27x.h3
-rw-r--r--arch/arm/mach-pxa/pxa27x.c4
-rw-r--r--arch/arm/mach-pxa/time.c8
3 files changed, 7 insertions, 8 deletions
diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h b/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h
index a611ad3153c..b6132aa95dc 100644
--- a/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h
+++ b/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h
@@ -463,6 +463,9 @@
GPIO76_LCD_PCLK, \
GPIO77_LCD_BIAS
+/* these enable a work-around for a hw bug in pxa27x during ac97 warm reset */
+#define GPIO113_AC97_nRESET_GPIO_HIGH MFP_CFG_OUT(GPIO113, AF0, DEFAULT)
+#define GPIO95_AC97_nRESET_GPIO_HIGH MFP_CFG_OUT(GPIO95, AF0, DEFAULT)
extern int keypad_set_wake(unsigned int on);
#endif /* __ASM_ARCH_MFP_PXA27X_H */
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 8047ee0effc..616cb87b617 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -47,9 +47,9 @@ void pxa27x_clear_otgph(void)
EXPORT_SYMBOL(pxa27x_clear_otgph);
static unsigned long ac97_reset_config[] = {
- GPIO113_GPIO,
+ GPIO113_AC97_nRESET_GPIO_HIGH,
GPIO113_AC97_nRESET,
- GPIO95_GPIO,
+ GPIO95_AC97_nRESET_GPIO_HIGH,
GPIO95_AC97_nRESET,
};
diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c
index bea19a06b2b..8f1ee92aea3 100644
--- a/arch/arm/mach-pxa/time.c
+++ b/arch/arm/mach-pxa/time.c
@@ -151,16 +151,12 @@ void __init pxa_timer_init(void)
setup_sched_clock(pxa_read_sched_clock, 32, clock_tick_rate);
- clockevents_calc_mult_shift(&ckevt_pxa_osmr0, clock_tick_rate, 4);
- ckevt_pxa_osmr0.max_delta_ns =
- clockevent_delta2ns(0x7fffffff, &ckevt_pxa_osmr0);
- ckevt_pxa_osmr0.min_delta_ns =
- clockevent_delta2ns(MIN_OSCR_DELTA * 2, &ckevt_pxa_osmr0) + 1;
ckevt_pxa_osmr0.cpumask = cpumask_of(0);
setup_irq(IRQ_OST0, &pxa_ost0_irq);
clocksource_mmio_init(OSCR, "oscr0", clock_tick_rate, 200, 32,
clocksource_mmio_readl_up);
- clockevents_register_device(&ckevt_pxa_osmr0);
+ clockevents_config_and_register(&ckevt_pxa_osmr0, clock_tick_rate,
+ MIN_OSCR_DELTA * 2, 0x7fffffff);
}