From: Siva Durga Prasad Paladugu siva.durga.paladugu@xilinx.com
Add support to save environment as a file of FAT filesystem on to SD card. The file will be saved with name uEnv.txt. This environment will be retrieved during boot.
Signed-off-by: Siva Durga Prasad Paladugu sivadur@xilinx.com Signed-off-by: Michal Simek michal.simek@xilinx.com ---
include/configs/xilinx_zynqmp.h | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h index 3a990a057eb9..c3e1e3fa79e5 100644 --- a/include/configs/xilinx_zynqmp.h +++ b/include/configs/xilinx_zynqmp.h @@ -88,6 +88,10 @@ # ifndef CONFIG_ZYNQ_SDHCI_MAX_FREQ # define CONFIG_ZYNQ_SDHCI_MAX_FREQ 200000000 # endif +# define CONFIG_ENV_IS_IN_FAT +# define FAT_ENV_DEVICE_AND_PART "0:auto" +# define FAT_ENV_FILE "uboot.env" +# define FAT_ENV_INTERFACE "mmc" #endif
#if defined(CONFIG_ZYNQ_SDHCI) || defined(CONFIG_ZYNQMP_USB) @@ -134,7 +138,9 @@ #define CONFIG_BOARD_LATE_INIT
/* Do not preserve environment */ +#if !defined(CONFIG_ENV_IS_IN_FAT) #define CONFIG_ENV_IS_NOWHERE 1 +#endif #define CONFIG_ENV_SIZE 0x8000
/* Monitor Command Prompt */