imx: ventana: Rework CONFIG_CMD_EECONFIG code to not be included in SPL

The command can only be used from full U-Boot, so do not build it into
SPL.

Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Acked-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
diff --git a/board/gateworks/gw_ventana/eeprom.c b/board/gateworks/gw_ventana/eeprom.c
index 2c07a84..a435dd9 100644
--- a/board/gateworks/gw_ventana/eeprom.c
+++ b/board/gateworks/gw_ventana/eeprom.c
@@ -119,7 +119,7 @@
 	{ /* Sentinel */ }
 };
 
-#ifdef CONFIG_CMD_EECONFIG
+#if defined(CONFIG_CMD_EECONFIG) && !defined(CONFIG_SPL_BUILD)
 static struct ventana_eeprom_config *get_config(const char *name)
 {
 	struct ventana_eeprom_config *cfg = econfig;
@@ -135,7 +135,7 @@
 static u8 econfig_bytes[sizeof(ventana_info.config)];
 static int econfig_init = -1;
 
-int do_econfig(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_econfig(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	struct ventana_eeprom_config *cfg;
 	struct ventana_board_info *info = &ventana_info;