[U-Boot] [PATCH] ARM: socfpga: Enable saveenv for SD/MMC

dinguyen at opensource.altera.com
2015-09-15T19:47:23Z

From: Dinh Nguyen <dinguyen@opensource.altera.com>

Enable the able to save the environment variables when SD/MMC is used.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
---
include/configs/socfpga_common.h | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/include/configs/socfpga_common.h b/include/configs/socfpga_common.h
index 38ae763..f6a79ad 100644
--- a/include/configs/socfpga_common.h
+++ b/include/configs/socfpga_common.h
@@ -160,6 +160,9 @@
/* FIXME */
/* using smaller max blk cnt to avoid flooding the limited stack we have */
#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 /* FIXME -- SPL only? */
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_SYS_MMC_ENV_DEV 0 /* device 0 */
+#define CONFIG_ENV_OFFSET 512 /* just after the MBR */
#endif

/*
@@ -282,7 +285,9 @@ unsigned int cm_get_qspi_controller_clk_hz(void);
#define CONFIG_SYS_CONSOLE_IS_IN_ENV
#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE
+#if !defined CONFIG_ENV_IS_IN_MMC
#define CONFIG_ENV_IS_NOWHERE
+#endif
#define CONFIG_ENV_SIZE 4096

/*
--
2.4.5