[U-Boot] [PATCH] AT91: add header file for the Shutdown Controller
Reinhard Meyer
u-boot at emk-elektronik.de
Mon Oct 25 17:56:11 CEST 2010
and SHDWN address entry in at91sam9260.h
Signed-off-by: Reinhard Meyer <u-boot at emk-elektronik.de>
---
arch/arm/include/asm/arch-at91/at91_shdwn.h | 38 ++++++++++++++++++++++++++
arch/arm/include/asm/arch-at91/at91sam9260.h | 1 +
2 files changed, 39 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/include/asm/arch-at91/at91_shdwn.h
diff --git a/arch/arm/include/asm/arch-at91/at91_shdwn.h b/arch/arm/include/asm/arch-at91/at91_shdwn.h
new file mode 100644
index 0000000..709e071
--- /dev/null
+++ b/arch/arm/include/asm/arch-at91/at91_shdwn.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2010
+ * Reinhard Meyer, reinhard.meyer at emk-elektronik.de
+ *
+ * Shutdown Controller
+ * Based on AT91SAM9XE datasheet
+ *
+ * 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_SHDWN_H
+#define AT91_SHDWN_H
+
+#ifndef __ASSEMBLY__
+
+typedef struct at91_shdwn {
+ u32 cr; /* Control Rer. WO */
+ u32 mr; /* Mode Register RW 0x00000003 */
+ u32 sr; /* Status Register RO 0x00000000 */
+} at91_shdwn_t;
+
+#endif /* __ASSEMBLY__ */
+
+#define AT91_SHDW_CR_KEY 0xa5000000
+#define AT91_SHDW_CR_SHDW 0x00000001
+
+#define AT91_SHDW_MR_RTTWKEN 0x00010000
+#define AT91_SHDW_MR_CPTWK0 0x000000f0
+#define AT91_SHDW_MR_WKMODE0H2L 0x00000002
+#define AT91_SHDW_MR_WKMODE0L2H 0x00000001
+
+#define AT91_SHDW_SR_RTTWK 0x00010000
+#define AT91_SHDW_SR_WAKEUP0 0x00000001
+
+#endif
diff --git a/arch/arm/include/asm/arch-at91/at91sam9260.h b/arch/arm/include/asm/arch-at91/at91sam9260.h
index cb34a94..7fd60b7 100644
--- a/arch/arm/include/asm/arch-at91/at91sam9260.h
+++ b/arch/arm/include/asm/arch-at91/at91sam9260.h
@@ -56,6 +56,7 @@
#define AT91_PIO_BASE 0xfffff400
#define AT91_PMC_BASE 0xfffffc00
#define AT91_RSTC_BASE 0xfffffd00
+#define AT91_SHDWN_BASE 0xfffffd10
#define AT91_RTT_BASE 0xfffffd20
#define AT91_PIT_BASE 0xfffffd30
#define AT91_WDT_BASE 0xfffffd40
--
1.5.6.5
More information about the U-Boot
mailing list