summaryrefslogtreecommitdiff
path: root/include/asm-arm/arch-at91sam9/at91_pit.h
diff options
context:
space:
mode:
authorWolfgang Denk <wd@denx.de>2008-04-08 00:16:36 +0200
committerWolfgang Denk <wd@denx.de>2008-04-08 00:16:36 +0200
commita1b215e2a2a013327693f2fb990957b746f26cf5 (patch)
treec998a43b8022f623ac86a0de246d05ed36a86e9e /include/asm-arm/arch-at91sam9/at91_pit.h
parentf9eabcb357ea294e3e01bfe26841bf51d6bd8f05 (diff)
parentb5873f1732b92a25690e1513b90dfb0d644f6697 (diff)
downloadu-boot-imx-a1b215e2a2a013327693f2fb990957b746f26cf5.zip
u-boot-imx-a1b215e2a2a013327693f2fb990957b746f26cf5.tar.gz
u-boot-imx-a1b215e2a2a013327693f2fb990957b746f26cf5.tar.bz2
Merge branch 'master' of git://www.denx.de/git/u-boot-at91
Diffstat (limited to 'include/asm-arm/arch-at91sam9/at91_pit.h')
-rw-r--r--include/asm-arm/arch-at91sam9/at91_pit.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91sam9/at91_pit.h b/include/asm-arm/arch-at91sam9/at91_pit.h
new file mode 100644
index 0000000..5026325
--- /dev/null
+++ b/include/asm-arm/arch-at91sam9/at91_pit.h
@@ -0,0 +1,29 @@
+/*
+ * include/asm-arm/arch-at91/at91_pit.h
+ *
+ * Periodic Interval Timer (PIT) - System peripherals regsters.
+ * Based on AT91SAM9261 datasheet revision D.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef AT91_PIT_H
+#define AT91_PIT_H
+
+#define AT91_PIT_MR (AT91_PIT + 0x00) /* Mode Register */
+#define AT91_PIT_PITIEN (1 << 25) /* Timer Interrupt Enable */
+#define AT91_PIT_PITEN (1 << 24) /* Timer Enabled */
+#define AT91_PIT_PIV (0xfffff) /* Periodic Interval Value */
+
+#define AT91_PIT_SR (AT91_PIT + 0x04) /* Status Register */
+#define AT91_PIT_PITS (1 << 0) /* Timer Status */
+
+#define AT91_PIT_PIVR (AT91_PIT + 0x08) /* Periodic Interval Value Register */
+#define AT91_PIT_PIIR (AT91_PIT + 0x0c) /* Periodic Interval Image Register */
+#define AT91_PIT_PICNT (0xfff << 20) /* Interval Counter */
+#define AT91_PIT_CPIV (0xfffff) /* Inverval Value */
+
+#endif