[U-Boot] [PATCH 28/34] zynq-common: Define flash env. partition

Jagannadha Sutradharudu Teki
2013-11-05T17:46:49Z

Last 128Kb sector of 1Mb flash is defined as u-boot
environment partition.

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
---
include/configs/zynq-common.h | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/include/configs/zynq-common.h b/include/configs/zynq-common.h
index f571349..aed9f1f 100644
--- a/include/configs/zynq-common.h
+++ b/include/configs/zynq-common.h
@@ -154,7 +154,21 @@
#define CONFIG_ENV_SIZE (128 << 10)

/* Environment */
-#define CONFIG_ENV_IS_NOWHERE
+#ifndef CONFIG_ENV_IS_NOWHERE
+# ifndef CONFIG_SYS_NO_FLASH
+# define CONFIG_ENV_IS_IN_FLASH
+# elif defined(CONFIG_ZYNQ_QSPI)
+# define CONFIG_ENV_IS_IN_SPI_FLASH
+# elif defined(CONFIG_NAND_ZYNQ)
+# define CONFIG_ENV_IS_IN_NAND
+# elif defined(CONFIG_SYS_NO_FLASH)
+# define CONFIG_ENV_IS_NOWHERE
+# endif
+
+# define CONFIG_ENV_SECT_SIZE CONFIG_ENV_SIZE
+# define CONFIG_ENV_OFFSET 0xE0000
+# define CONFIG_CMD_SAVEENV
+#endif

/* Default environment */
#define CONFIG_EXTRA_ENV_SETTINGS \
--
1.8.3