armv8: ls1088a: Update MC boot sequence

The MC boot sequence is contained in mc_env_boot. Update LS1088A
boards to use this function, and hook it to reset_phy so that it's
called late enough, after the ports have been initialized, for
proper DPC / DPL fixup.

Signed-off-by: Bogdan Purcareata <bogdan.purcareata@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls1088a/eth_ls1088aqds.c b/board/freescale/ls1088a/eth_ls1088aqds.c
index c19f59a..de70aee 100644
--- a/board/freescale/ls1088a/eth_ls1088aqds.c
+++ b/board/freescale/ls1088a/eth_ls1088aqds.c
@@ -14,14 +14,13 @@
 #include <fm_eth.h>
 #include <i2c.h>
 #include <miiphy.h>
+#include <fsl-mc/fsl_mc.h>
 #include <fsl-mc/ldpaa_wriop.h>
 
 #include "../common/qixis.h"
 
 #include "ls1088a_qixis.h"
 
-#define MC_BOOT_ENV_VAR "mcinitcmd"
-
 #ifdef CONFIG_FSL_MC_ENET
 
 #define SFP_TX		0
@@ -612,7 +611,6 @@
 int board_eth_init(bd_t *bis)
 {
 	int error = 0, i;
-	char *mc_boot_env_var;
 #ifdef CONFIG_FSL_MC_ENET
 	struct memac_mdio_info *memac_mdio0_info;
 	char *env_hwconfig = env_get("hwconfig");
@@ -655,9 +653,6 @@
 		}
 	}
 
-	mc_boot_env_var = env_get(MC_BOOT_ENV_VAR);
-	if (mc_boot_env_var)
-		run_command_list(mc_boot_env_var, -1, 0);
 	error = cpu_eth_init(bis);
 
 	if (hwconfig_f("xqsgmii", env_hwconfig)) {
@@ -681,3 +676,10 @@
 	error = pci_eth_init(bis);
 	return error;
 }
+
+#if defined(CONFIG_RESET_PHY_R)
+void reset_phy(void)
+{
+	mc_env_boot();
+}
+#endif /* CONFIG_RESET_PHY_R */