Rock2 has been tested with back to brom feature. The tricky part is that with this feature the default environment is inside u-boot, and it's defined for every rk3288 board independetly. So I just changed it for rock2 here.
Solve by moving environment after u-boot before 1M boundary
Signed-off-by: Sandy Patterson apatterson@sightlogix.com ---
Changes in v2: None
include/configs/rock2.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/include/configs/rock2.h b/include/configs/rock2.h index ee924c3..946367f 100644 --- a/include/configs/rock2.h +++ b/include/configs/rock2.h @@ -16,11 +16,11 @@
#define CONFIG_ENV_IS_IN_MMC #define CONFIG_SYS_MMC_ENV_DEV 0 -/* SPL @ 32k for ~36k - * ENV @ 96k - * u-boot @ 128K +/* SPL @ 32k for 34k + * u-boot directly after @ 68k for 400k or so + * ENV @ 992k */ -#define CONFIG_ENV_OFFSET (96 * 1024) +#define CONFIG_ENV_OFFSET ((1024-32) * 1024)
#define CONFIG_SYS_WHITE_ON_BLACK #define CONFIG_CONSOLE_SCROLL_LINES 10