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authorSekhar Nori <nsekhar@ti.com>2013-12-10 15:02:16 +0530
committerTom Rini <trini@ti.com>2013-12-18 21:14:00 -0500
commitf4af163e6c8efbc768c2c0962c7823d6363e30fe (patch)
tree08e0e5dcdb965f7a5aea3a506815dde2d4ca8619 /board
parent9f1a8cd33fec83c5e04c8d1103fb3ee2857ff2f0 (diff)
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ARM: AM43XX: Add CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG support
CONFIG_ENV_VARS_UBOOT_CONFIG, CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG and CONFIG_BOARD_LATE_INIT is already set. Adding support to detect the board. These variables are used by findfdt. Signed-off-by: Sekhar Nori <nsekhar@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Diffstat (limited to 'board')
-rw-r--r--board/ti/am43xx/board.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c
index 4fc1a40..723d0ca 100644
--- a/board/ti/am43xx/board.c
+++ b/board/ti/am43xx/board.c
@@ -98,6 +98,22 @@ int board_init(void)
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+ char safe_string[HDR_NAME_LEN + 1];
+ struct am43xx_board_id header;
+
+ if (read_eeprom(&header) < 0)
+ puts("Could not get board ID.\n");
+
+ /* Now set variables based on the header. */
+ strncpy(safe_string, (char *)header.name, sizeof(header.name));
+ safe_string[sizeof(header.name)] = 0;
+ setenv("board_name", safe_string);
+
+ strncpy(safe_string, (char *)header.version, sizeof(header.version));
+ safe_string[sizeof(header.version)] = 0;
+ setenv("board_rev", safe_string);
+#endif
return 0;
}
#endif