summaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
authorStefan Roese <sr@denx.de>2012-08-16 17:55:41 +0000
committerWolfgang Denk <wd@denx.de>2012-09-01 14:26:02 +0200
commit0044c42e94ecc258728190919b4619508fb83089 (patch)
tree4964b48f60ad93a2b77a76104b0ca9f664bde3b3 /include
parent7fe7701d322e9147c06d68ad6ebef91289b9a57e (diff)
downloadu-boot-imx-0044c42e94ecc258728190919b4619508fb83089.zip
u-boot-imx-0044c42e94ecc258728190919b4619508fb83089.tar.gz
u-boot-imx-0044c42e94ecc258728190919b4619508fb83089.tar.bz2
Consolidate bootcount code into drivers/bootcount
This patch moves all bootcount implementations into a common directory: drivers/bootcount. The generic bootcount driver is now usable not only by powerpc platforms, but others as well. Signed-off-by: Stefan Roese <sr@denx.de> Cc: Heiko Schocher <hs@denx.de> Cc: Valentin Longchamp <valentin.longchamp@keymile.com> Cc: Christian Riesch <christian.riesch@omicron.at> Cc: Manfred Rudigier <manfred.rudigier@omicron.at> Cc: Mike Frysinger <vapier@gentoo.org> Cc: Rob Herring <rob.herring@calxeda.com> Cc: Reinhard Meyer <reinhard.meyer@emk-elektronik.de> Tested-by: Valentin Longchamp <valentin.longchamp@keymile.com> Tested-by: Christian Riesch <christian.riesch@omicron.at> Acked-by: Rob Herring <rob.herring@calxeda.com> Acked-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'include')
-rw-r--r--include/bootcount.h51
-rw-r--r--include/configs/calimain.h1
-rw-r--r--include/configs/enbw_cmc.h1
-rw-r--r--include/configs/highbank.h2
-rw-r--r--include/configs/km/km_arm.h2
5 files changed, 57 insertions, 0 deletions
diff --git a/include/bootcount.h b/include/bootcount.h
new file mode 100644
index 0000000..3ec1aec
--- /dev/null
+++ b/include/bootcount.h
@@ -0,0 +1,51 @@
+/*
+ * (C) Copyright 2012
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/byteorder.h>
+
+#if !defined(CONFIG_SYS_BOOTCOUNT_LE) && !defined(CONFIG_SYS_BOOTCOUNT_BE)
+# if __BYTE_ORDER == __LITTLE_ENDIAN
+# define CONFIG_SYS_BOOTCOUNT_LE
+# else
+# define CONFIG_SYS_BOOTCOUNT_BE
+# endif
+#endif
+
+#ifdef CONFIG_SYS_BOOTCOUNT_LE
+static inline void raw_bootcount_store(volatile u32 *addr, u32 data)
+{
+ out_le32(addr, data);
+}
+
+static inline u32 raw_bootcount_load(volatile u32 *addr)
+{
+ return in_le32(addr);
+}
+#else
+static inline void raw_bootcount_store(volatile u32 *addr, u32 data)
+{
+ out_be32(addr, data);
+}
+
+static inline u32 raw_bootcount_load(volatile u32 *addr)
+{
+ return in_be32(addr);
+}
+#endif
diff --git a/include/configs/calimain.h b/include/configs/calimain.h
index e31e40b..8141fd7 100644
--- a/include/configs/calimain.h
+++ b/include/configs/calimain.h
@@ -352,6 +352,7 @@
#define CONFIG_SYS_INIT_SP_ADDR (0x8001ff00)
#define CONFIG_BOOTCOUNT_LIMIT
+#define CONFIG_SYS_BOOTCOUNT_LE /* Use little-endian accessors */
#define CONFIG_SYS_BOOTCOUNT_ADDR DAVINCI_RTC_BASE
#ifndef __ASSEMBLY__
diff --git a/include/configs/enbw_cmc.h b/include/configs/enbw_cmc.h
index 3fc07e6..b99492c 100644
--- a/include/configs/enbw_cmc.h
+++ b/include/configs/enbw_cmc.h
@@ -458,6 +458,7 @@
#define CONFIG_BOOTCOUNT_LIMIT
#define CONFIG_SYS_BOOTCOUNT_ADDR DAVINCI_RTC_BASE
+#define CONFIG_SYS_BOOTCOUNT_BE
#define CONFIG_SYS_NAND_U_BOOT_DST 0xc0080000
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x60004000
diff --git a/include/configs/highbank.h b/include/configs/highbank.h
index 791f3f5..897bc39 100644
--- a/include/configs/highbank.h
+++ b/include/configs/highbank.h
@@ -41,6 +41,8 @@
#define CONFIG_BAUDRATE 38400
#define CONFIG_BOOTCOUNT_LIMIT
+#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
+#define CONFIG_SYS_BOOTCOUNT_LE /* Use little-endian accessors */
#define CONFIG_SYS_BOOTCOUNT_ADDR 0xfff3cf0c
#define CONFIG_MISC_INIT_R
diff --git a/include/configs/km/km_arm.h b/include/configs/km/km_arm.h
index 3aa5ca1..0d5ecd5 100644
--- a/include/configs/km/km_arm.h
+++ b/include/configs/km/km_arm.h
@@ -307,6 +307,8 @@ int get_scl(void);
#define CONFIG_KM_RESERVED_PRAM 0x801000
/* address for the bootcount (taken from end of RAM) */
#define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM)
+/* Use generic bootcount RAM driver */
+#define CONFIG_BOOTCOUNT_RAM
/* enable POST tests */
#define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS)