aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/m68knommu/platform/5307/pit.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/m68knommu/platform/5307/pit.c b/arch/m68knommu/platform/5307/pit.c
index a9b2c2e7e280..323f2677e49d 100644
--- a/arch/m68knommu/platform/5307/pit.c
+++ b/arch/m68knommu/platform/5307/pit.c
@@ -3,7 +3,7 @@
3/* 3/*
4 * pit.c -- Motorola ColdFire PIT timer. Currently this type of 4 * pit.c -- Motorola ColdFire PIT timer. Currently this type of
5 * hardware timer only exists in the Motorola ColdFire 5 * hardware timer only exists in the Motorola ColdFire
6 * 5270/5271 and 5282 CPUs. 6 * 5270/5271, 5282 and other CPUs.
7 * 7 *
8 * Copyright (C) 1999-2004, Greg Ungerer (gerg@snapgear.com) 8 * Copyright (C) 1999-2004, Greg Ungerer (gerg@snapgear.com)
9 * Copyright (C) 2001-2004, SnapGear Inc. (www.snapgear.com) 9 * Copyright (C) 2001-2004, SnapGear Inc. (www.snapgear.com)
@@ -47,10 +47,10 @@ void coldfire_pit_init(irqreturn_t (*handler)(int, void *, struct pt_regs *))
47 47
48 icrp = (volatile unsigned char *) (MCF_IPSBAR + MCFICM_INTC0 + 48 icrp = (volatile unsigned char *) (MCF_IPSBAR + MCFICM_INTC0 +
49 MCFINTC_ICR0 + MCFINT_PIT1); 49 MCFINTC_ICR0 + MCFINT_PIT1);
50 *icrp = 0x2b; /* PIT1 with level 5, priority 3 */ 50 *icrp = ICR_INTRCONF;
51 51
52 imrp = (volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH); 52 imrp = (volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFPIT_IMR);
53 *imrp &= ~(1 << (MCFINT_PIT1 - 32)); 53 *imrp &= ~MCFPIT_IMR_IBIT;
54 54
55 /* Set up PIT timer 1 as poll clock */ 55 /* Set up PIT timer 1 as poll clock */
56 tp = (volatile struct mcfpit *) (MCF_IPSBAR + MCFPIT_BASE1); 56 tp = (volatile struct mcfpit *) (MCF_IPSBAR + MCFPIT_BASE1);
@@ -70,7 +70,7 @@ unsigned long coldfire_pit_offset(void)
70 unsigned long pmr, pcntr, offset; 70 unsigned long pmr, pcntr, offset;
71 71
72 tp = (volatile struct mcfpit *) (MCF_IPSBAR + MCFPIT_BASE1); 72 tp = (volatile struct mcfpit *) (MCF_IPSBAR + MCFPIT_BASE1);
73 ipr = (volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IPRH); 73 ipr = (volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFPIT_IMR);
74 74
75 pmr = *(&tp->pmr); 75 pmr = *(&tp->pmr);
76 pcntr = *(&tp->pcntr); 76 pcntr = *(&tp->pcntr);
@@ -80,7 +80,7 @@ unsigned long coldfire_pit_offset(void)
80 * timer interupt is pending, then add on a ticks worth of time. 80 * timer interupt is pending, then add on a ticks worth of time.
81 */ 81 */
82 offset = ((pmr - pcntr) * (1000000 / HZ)) / pmr; 82 offset = ((pmr - pcntr) * (1000000 / HZ)) / pmr;
83 if ((offset < (1000000 / HZ / 2)) && (*ipr & (1 << (MCFINT_PIT1 - 32)))) 83 if ((offset < (1000000 / HZ / 2)) && (*ipr & MCFPIT_IMR_IBIT))
84 offset += 1000000 / HZ; 84 offset += 1000000 / HZ;
85 return offset; 85 return offset;
86} 86}