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

[dinguyen at opensource.altera.com]

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

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

Signed-off-by: Dinh Nguyen <dinguyen at 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