summaryrefslogtreecommitdiff
path: root/arch/m68k/include/asm/mcftimer.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/m68k/include/asm/mcftimer.h')
-rw-r--r--arch/m68k/include/asm/mcftimer.h80
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/mcftimer.h b/arch/m68k/include/asm/mcftimer.h
new file mode 100644
index 000000000000..0f90f6d2227a
--- /dev/null
+++ b/arch/m68k/include/asm/mcftimer.h
@@ -0,0 +1,80 @@
+/****************************************************************************/
+
+/*
+ * mcftimer.h -- ColdFire internal TIMER support defines.
+ *
+ * (C) Copyright 1999-2006, Greg Ungerer <gerg@snapgear.com>
+ * (C) Copyright 2000, Lineo Inc. (www.lineo.com)
+ */
+
+/****************************************************************************/
+#ifndef mcftimer_h
+#define mcftimer_h
+/****************************************************************************/
+
+
+/*
+ * Get address specific defines for this ColdFire member.
+ */
+#if defined(CONFIG_M5206) || defined(CONFIG_M5206e)
+#define MCFTIMER_BASE1 0x100 /* Base address of TIMER1 */
+#define MCFTIMER_BASE2 0x120 /* Base address of TIMER2 */
+#elif defined(CONFIG_M5272)
+#define MCFTIMER_BASE1 0x200 /* Base address of TIMER1 */
+#define MCFTIMER_BASE2 0x220 /* Base address of TIMER2 */
+#define MCFTIMER_BASE3 0x240 /* Base address of TIMER4 */
+#define MCFTIMER_BASE4 0x260 /* Base address of TIMER3 */
+#elif defined(CONFIG_M5249) || defined(CONFIG_M5307) || defined(CONFIG_M5407)
+#define MCFTIMER_BASE1 0x140 /* Base address of TIMER1 */
+#define MCFTIMER_BASE2 0x180 /* Base address of TIMER2 */
+#elif defined(CONFIG_M532x)
+#define MCFTIMER_BASE1 0xfc070000 /* Base address of TIMER1 */
+#define MCFTIMER_BASE2 0xfc074000 /* Base address of TIMER2 */
+#define MCFTIMER_BASE3 0xfc078000 /* Base address of TIMER3 */
+#define MCFTIMER_BASE4 0xfc07c000 /* Base address of TIMER4 */
+#endif
+
+
+/*
+ * Define the TIMER register set addresses.
+ */
+#define MCFTIMER_TMR 0x00 /* Timer Mode reg (r/w) */
+#define MCFTIMER_TRR 0x04 /* Timer Reference (r/w) */
+#define MCFTIMER_TCR 0x08 /* Timer Capture reg (r/w) */
+#define MCFTIMER_TCN 0x0C /* Timer Counter reg (r/w) */
+#if defined(CONFIG_M532x)
+#define MCFTIMER_TER 0x03 /* Timer Event reg (r/w) */
+#else
+#define MCFTIMER_TER 0x11 /* Timer Event reg (r/w) */
+#endif
+
+/*
+ * Bit definitions for the Timer Mode Register (TMR).
+ * Register bit flags are common accross ColdFires.
+ */
+#define MCFTIMER_TMR_PREMASK 0xff00 /* Prescalar mask */
+#define MCFTIMER_TMR_DISCE 0x0000 /* Disable capture */
+#define MCFTIMER_TMR_ANYCE 0x00c0 /* Capture any edge */
+#define MCFTIMER_TMR_FALLCE 0x0080 /* Capture fallingedge */
+#define MCFTIMER_TMR_RISECE 0x0040 /* Capture rising edge */
+#define MCFTIMER_TMR_ENOM 0x0020 /* Enable output toggle */
+#define MCFTIMER_TMR_DISOM 0x0000 /* Do single output pulse */
+#define MCFTIMER_TMR_ENORI 0x0010 /* Enable ref interrupt */
+#define MCFTIMER_TMR_DISORI 0x0000 /* Disable ref interrupt */
+#define MCFTIMER_TMR_RESTART 0x0008 /* Restart counter */
+#define MCFTIMER_TMR_FREERUN 0x0000 /* Free running counter */
+#define MCFTIMER_TMR_CLKTIN 0x0006 /* Input clock is TIN */
+#define MCFTIMER_TMR_CLK16 0x0004 /* Input clock is /16 */
+#define MCFTIMER_TMR_CLK1 0x0002 /* Input clock is /1 */
+#define MCFTIMER_TMR_CLKSTOP 0x0000 /* Stop counter */
+#define MCFTIMER_TMR_ENABLE 0x0001 /* Enable timer */
+#define MCFTIMER_TMR_DISABLE 0x0000 /* Disable timer */
+
+/*
+ * Bit definitions for the Timer Event Registers (TER).
+ */
+#define MCFTIMER_TER_CAP 0x01 /* Capture event */
+#define MCFTIMER_TER_REF 0x02 /* Refernece event */
+
+/****************************************************************************/
+#endif /* mcftimer_h */