summaryrefslogtreecommitdiffstats
path: root/arch/m68k/include/asm/intersil.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/m68k/include/asm/intersil.h')
-rw-r--r--arch/m68k/include/asm/intersil.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/intersil.h b/arch/m68k/include/asm/intersil.h
new file mode 100644
index 00000000000..f482902cac8
--- /dev/null
+++ b/arch/m68k/include/asm/intersil.h
@@ -0,0 +1,48 @@
+#ifndef _SUN3_INTERSIL_H
+#define _SUN3_INTERSIL_H
+/* bits 0 and 1 */
+#define INTERSIL_FREQ_32K 0x00
+#define INTERSIL_FREQ_1M 0x01
+#define INTERSIL_FREQ_2M 0x02
+#define INTERSIL_FREQ_4M 0x03
+
+/* bit 2 */
+#define INTERSIL_12H_MODE 0x00
+#define INTERSIL_24H_MODE 0x04
+
+/* bit 3 */
+#define INTERSIL_STOP 0x00
+#define INTERSIL_RUN 0x08
+
+/* bit 4 */
+#define INTERSIL_INT_ENABLE 0x10
+#define INTERSIL_INT_DISABLE 0x00
+
+/* bit 5 */
+#define INTERSIL_MODE_NORMAL 0x00
+#define INTERSIL_MODE_TEST 0x20
+
+#define INTERSIL_HZ_100_MASK 0x02
+
+struct intersil_dt {
+ unsigned char csec;
+ unsigned char hour;
+ unsigned char minute;
+ unsigned char second;
+ unsigned char month;
+ unsigned char day;
+ unsigned char year;
+ unsigned char weekday;
+};
+
+struct intersil_7170 {
+ struct intersil_dt counter;
+ struct intersil_dt alarm;
+ unsigned char int_reg;
+ unsigned char cmd_reg;
+};
+
+extern volatile char* clock_va;
+#define intersil_clock ((volatile struct intersil_7170 *) clock_va)
+#define intersil_clear() (void)intersil_clock->int_reg
+#endif