ARM: AM43XX: board: add support for reading onboard EEPROM

[platform/kernel/u-boot.git] / board / ti / am43xx / board.h

diff --git a/board/ti/am43xx/board.h b/board/ti/am43xx/board.h
index 8ca098b..9268895 100644 (file)
--- a/board/ti/am43xx/board.h
+++ b/board/ti/am43xx/board.h
@@ -12,6 +12,38 @@
 #ifndef _BOARD_H_
 #define _BOARD_H_
 
+#include <asm/arch/omap.h>
+
+static char *const am43xx_board_name = (char *)AM4372_BOARD_NAME_START;
+
+/*
+ * TI AM437x EVMs define a system EEPROM that defines certain sub-fields.
+ * We use these fields to in turn see what board we are on, and what
+ * that might require us to set or not set.
+ */
+#define HDR_NO_OF_MAC_ADDR     3
+#define HDR_ETH_ALEN           6
+#define HDR_NAME_LEN           8
+
+struct am43xx_board_id {
+       unsigned int  magic;
+       char name[HDR_NAME_LEN];
+       char version[4];
+       char serial[12];
+       char config[32];
+       char mac_addr[HDR_NO_OF_MAC_ADDR][HDR_ETH_ALEN];
+};
+
+static inline int board_is_eposevm(void)
+{
+       return !strncmp(am43xx_board_name, "AM43EPOS", HDR_NAME_LEN);
+}
+
+static inline int board_is_gpevm(void)
+{
+       return !strncmp(am43xx_board_name, "AM43__GP", HDR_NAME_LEN);
+}
+
 void enable_uart0_pin_mux(void);
 void enable_board_pin_mux(void);
 #endif