i.MX8ULP: add display_ele_fw_version api

implement get f/w version api.
print ele f/w version in spl.

Signed-off-by: Gaurav Jain <gaurav.jain@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta@nxp.com>
diff --git a/board/freescale/imx8ulp_evk/spl.c b/board/freescale/imx8ulp_evk/spl.c
index 66bfc2b..ece9ff2 100644
--- a/board/freescale/imx8ulp_evk/spl.c
+++ b/board/freescale/imx8ulp_evk/spl.c
@@ -58,6 +58,23 @@
 	return 0;
 }
 
+void display_ele_fw_version(void)
+{
+	u32 fw_version, sha1, res;
+	int ret;
+
+	ret = ahab_get_fw_version(&fw_version, &sha1, &res);
+	if (ret) {
+		printf("ahab get firmware version failed %d, 0x%x\n", ret, res);
+	} else {
+		printf("ELE firmware version %u.%u.%u-%x",
+		       (fw_version & (0x00ff0000)) >> 16,
+		       (fw_version & (0x0000ff00)) >> 8,
+		       (fw_version & (0x000000ff)), sha1);
+		((fw_version & (0x80000000)) >> 31) == 1 ? puts("-dirty\n") : puts("\n");
+	}
+}
+
 void spl_board_init(void)
 {
 	struct udevice *dev;
@@ -77,6 +94,8 @@
 
 	puts("Normal Boot\n");
 
+	display_ele_fw_version();
+
 	/* After AP set iomuxc0, the i2c can't work, Need M33 to set it now */
 
 	/* Load the lposc fuse to work around ROM issue. The fuse depends on S400 to read. */