]> git.sur5r.net Git - u-boot/blobdiff - drivers/net/fsl-mc/mc.c
env: Rename eth_getenv_enetaddr() to eth_env_get_enetaddr()
[u-boot] / drivers / net / fsl-mc / mc.c
index 2b38b50a9d5b52d6cb6a8bb71088ccb0192c1e17..bdb6792c72aa4ffce3bf7dea6e4f4338cb672e9d 100644 (file)
@@ -1,17 +1,25 @@
 /*
+ * Copyright (C) 2017 NXP Semiconductors
  * Copyright (C) 2014 Freescale Semiconductor
  *
  * SPDX-License-Identifier:    GPL-2.0+
  */
+#include <common.h>
 #include <errno.h>
+#include <linux/bug.h>
 #include <asm/io.h>
+#include <libfdt.h>
+#include <net.h>
+#include <fdt_support.h>
 #include <fsl-mc/fsl_mc.h>
 #include <fsl-mc/fsl_mc_sys.h>
 #include <fsl-mc/fsl_mc_private.h>
 #include <fsl-mc/fsl_dpmng.h>
 #include <fsl-mc/fsl_dprc.h>
 #include <fsl-mc/fsl_dpio.h>
+#include <fsl-mc/fsl_dpni.h>
 #include <fsl-mc/fsl_qbman_portal.h>
+#include <fsl-mc/ldpaa_wriop.h>
 
 #define MC_RAM_BASE_ADDR_ALIGNMENT  (512UL * 1024 * 1024)
 #define MC_RAM_BASE_ADDR_ALIGNMENT_MASK        (~(MC_RAM_BASE_ADDR_ALIGNMENT - 1))
 
 #define MC_MEM_SIZE_ENV_VAR    "mcmemsize"
 #define MC_BOOT_TIMEOUT_ENV_VAR        "mcboottimeout"
+#define MC_BOOT_ENV_VAR                "mcinitcmd"
 
 DECLARE_GLOBAL_DATA_PTR;
-static int mc_boot_status;
-struct fsl_mc_io *dflt_mc_io = NULL;
+static int mc_boot_status = -1;
+static int mc_dpl_applied = -1;
+#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
+static int mc_aiop_applied = -1;
+#endif
+struct fsl_mc_io *root_mc_io = NULL;
+struct fsl_mc_io *dflt_mc_io = NULL; /* child container */
+uint16_t root_dprc_handle = 0;
 uint16_t dflt_dprc_handle = 0;
+int child_dprc_id;
 struct fsl_dpbp_obj *dflt_dpbp = NULL;
 struct fsl_dpio_obj *dflt_dpio = NULL;
-uint16_t dflt_dpio_handle = 0;
+struct fsl_dpni_obj *dflt_dpni = NULL;
+static u64 mc_lazy_dpl_addr;
 
 #ifdef DEBUG
 void dump_ram_words(const char *title, void *addr)
@@ -90,7 +107,8 @@ static int mc_copy_image(const char *title,
  * Returns 0 on success and a negative errno on error.
  * task fail.
  **/
-int parse_mc_firmware_fit_image(const void **raw_image_addr,
+int parse_mc_firmware_fit_image(u64 mc_fw_addr,
+                               const void **raw_image_addr,
                                size_t *raw_image_size)
 {
        int format;
@@ -100,36 +118,31 @@ int parse_mc_firmware_fit_image(const void **raw_image_addr,
        size_t size;
        const char *uname = "firmware";
 
-       /* Check if the image is in NOR flash */
-#ifdef CONFIG_SYS_LS_MC_FW_IN_NOR
-       fit_hdr = (void *)CONFIG_SYS_LS_MC_FW_ADDR;
-#else
-#error "No CONFIG_SYS_LS_MC_FW_IN_xxx defined"
-#endif
+       fit_hdr = (void *)mc_fw_addr;
 
        /* Check if Image is in FIT format */
        format = genimg_get_format(fit_hdr);
 
        if (format != IMAGE_FORMAT_FIT) {
-               printf("fsl-mc: ERROR: Bad firmware image (not a FIT image)\n");
+               printf("fsl-mc: ERR: Bad firmware image (not a FIT image)\n");
                return -EINVAL;
        }
 
        if (!fit_check_format(fit_hdr)) {
-               printf("fsl-mc: ERROR: Bad firmware image (bad FIT header)\n");
+               printf("fsl-mc: ERR: Bad firmware image (bad FIT header)\n");
                return -EINVAL;
        }
 
        node_offset = fit_image_get_node(fit_hdr, uname);
 
        if (node_offset < 0) {
-               printf("fsl-mc: ERROR: Bad firmware image (missing subimage)\n");
+               printf("fsl-mc: ERR: Bad firmware image (missing subimage)\n");
                return -ENOENT;
        }
 
        /* Verify MC firmware image */
        if (!(fit_image_verify(fit_hdr, node_offset))) {
-               printf("fsl-mc: ERROR: Bad firmware image (bad CRC)\n");
+               printf("fsl-mc: ERR: Bad firmware image (bad CRC)\n");
                return -EINVAL;
        }
 
@@ -143,49 +156,246 @@ int parse_mc_firmware_fit_image(const void **raw_image_addr,
 }
 #endif
 
-/*
- * Calculates the values to be used to specify the address range
- * for the MC private DRAM block, in the MCFBALR/MCFBAHR registers.
- * It returns the highest 512MB-aligned address within the given
- * address range, in '*aligned_base_addr', and the number of 256 MiB
- * blocks in it, in 'num_256mb_blocks'.
- */
-static int calculate_mc_private_ram_params(u64 mc_private_ram_start_addr,
-                                          size_t mc_ram_size,
-                                          u64 *aligned_base_addr,
-                                          u8 *num_256mb_blocks)
+#define MC_DT_INCREASE_SIZE    64
+
+enum mc_fixup_type {
+       MC_FIXUP_DPL,
+       MC_FIXUP_DPC
+};
+
+static int mc_fixup_mac_addr(void *blob, int nodeoffset,
+                            const char *propname, struct eth_device *eth_dev,
+                            enum mc_fixup_type type)
 {
-       u64 addr;
-       u16 num_blocks;
+       int err = 0, len = 0, size, i;
+       unsigned char env_enetaddr[ARP_HLEN];
+       unsigned int enetaddr_32[ARP_HLEN];
+       void *val = NULL;
+
+       switch (type) {
+       case MC_FIXUP_DPL:
+       /* DPL likes its addresses on 32 * ARP_HLEN bits */
+       for (i = 0; i < ARP_HLEN; i++)
+               enetaddr_32[i] = cpu_to_fdt32(eth_dev->enetaddr[i]);
+       val = enetaddr_32;
+       len = sizeof(enetaddr_32);
+       break;
+
+       case MC_FIXUP_DPC:
+       val = eth_dev->enetaddr;
+       len = ARP_HLEN;
+       break;
+       }
 
-       if (mc_ram_size % MC_RAM_SIZE_ALIGNMENT != 0) {
-               printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n",
-                      mc_ram_size);
-               return -EINVAL;
+       /* MAC address property present */
+       if (fdt_get_property(blob, nodeoffset, propname, NULL)) {
+               /* u-boot MAC addr randomly assigned - leave the present one */
+               if (!eth_env_get_enetaddr_by_index("eth", eth_dev->index,
+                                                  env_enetaddr))
+                       return err;
+       } else {
+               size = MC_DT_INCREASE_SIZE + strlen(propname) + len;
+               /* make room for mac address property */
+               err = fdt_increase_size(blob, size);
+               if (err) {
+                       printf("fdt_increase_size: err=%s\n",
+                              fdt_strerror(err));
+                       return err;
+               }
        }
 
-       num_blocks = mc_ram_size / MC_RAM_SIZE_ALIGNMENT;
-       if (num_blocks < 1 || num_blocks > 0xff) {
-               printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n",
-                      mc_ram_size);
-               return -EINVAL;
+       err = fdt_setprop(blob, nodeoffset, propname, val, len);
+       if (err) {
+               printf("fdt_setprop: err=%s\n", fdt_strerror(err));
+               return err;
        }
 
-       addr = (mc_private_ram_start_addr + mc_ram_size - 1) &
-               MC_RAM_BASE_ADDR_ALIGNMENT_MASK;
+       return err;
+}
+
+#define is_dpni(s) (s != NULL ? !strncmp(s, "dpni@", 5) : 0)
+
+const char *dpl_get_connection_endpoint(void *blob, char *endpoint)
+{
+       int connoffset = fdt_path_offset(blob, "/connections"), off;
+       const char *s1, *s2;
+
+       for (off = fdt_first_subnode(blob, connoffset);
+            off >= 0;
+            off = fdt_next_subnode(blob, off)) {
+               s1 = fdt_stringlist_get(blob, off, "endpoint1", 0, NULL);
+               s2 = fdt_stringlist_get(blob, off, "endpoint2", 0, NULL);
 
-       if (addr < mc_private_ram_start_addr) {
-               printf("fsl-mc: ERROR: bad start address %#llx\n",
-                      mc_private_ram_start_addr);
-               return -EFAULT;
+               if (!s1 || !s2)
+                       continue;
+
+               if (strcmp(endpoint, s1) == 0)
+                       return s2;
+
+               if (strcmp(endpoint, s2) == 0)
+                       return s1;
        }
 
-       *aligned_base_addr = addr;
-       *num_256mb_blocks = num_blocks;
-       return 0;
+       return NULL;
+}
+
+static int mc_fixup_dpl_mac_addr(void *blob, int dpmac_id,
+                                struct eth_device *eth_dev)
+{
+       int objoff = fdt_path_offset(blob, "/objects");
+       int dpmacoff = -1, dpnioff = -1;
+       const char *endpoint;
+       char mac_name[10];
+       int err;
+
+       sprintf(mac_name, "dpmac@%d", dpmac_id);
+       dpmacoff = fdt_subnode_offset(blob, objoff, mac_name);
+       if (dpmacoff < 0)
+               /* dpmac not defined in DPL, so skip it. */
+               return 0;
+
+       err = mc_fixup_mac_addr(blob, dpmacoff, "mac_addr", eth_dev,
+                               MC_FIXUP_DPL);
+       if (err) {
+               printf("Error fixing up dpmac mac_addr in DPL\n");
+               return err;
+       }
+
+       /* now we need to figure out if there is any
+        * DPNI connected to this MAC, so we walk the
+        * connection list
+        */
+       endpoint = dpl_get_connection_endpoint(blob, mac_name);
+       if (!is_dpni(endpoint))
+               return 0;
+
+       /* let's see if we can fixup the DPNI as well */
+       dpnioff = fdt_subnode_offset(blob, objoff, endpoint);
+       if (dpnioff < 0)
+               /* DPNI not defined in DPL in the objects area */
+               return 0;
+
+       return mc_fixup_mac_addr(blob, dpnioff, "mac_addr", eth_dev,
+                                MC_FIXUP_DPL);
+}
+
+static int mc_fixup_dpc_mac_addr(void *blob, int dpmac_id,
+                                struct eth_device *eth_dev)
+{
+       int nodeoffset = fdt_path_offset(blob, "/board_info/ports"), noff;
+       int err = 0;
+       char mac_name[10];
+       const char link_type_mode[] = "MAC_LINK_TYPE_FIXED";
+
+       sprintf(mac_name, "mac@%d", dpmac_id);
+
+       /* node not found - create it */
+       noff = fdt_subnode_offset(blob, nodeoffset, (const char *)mac_name);
+       if (noff < 0) {
+               err = fdt_increase_size(blob, 200);
+               if (err) {
+                       printf("fdt_increase_size: err=%s\n",
+                               fdt_strerror(err));
+                       return err;
+               }
+
+               noff = fdt_add_subnode(blob, nodeoffset, mac_name);
+               if (noff < 0) {
+                       printf("fdt_add_subnode: err=%s\n",
+                              fdt_strerror(err));
+                       return err;
+               }
+
+               /* add default property of fixed link */
+               err = fdt_appendprop_string(blob, noff,
+                                           "link_type", link_type_mode);
+               if (err) {
+                       printf("fdt_appendprop_string: err=%s\n",
+                               fdt_strerror(err));
+                       return err;
+               }
+       }
+
+       return mc_fixup_mac_addr(blob, noff, "port_mac_address", eth_dev,
+                                MC_FIXUP_DPC);
 }
 
-static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size)
+static int mc_fixup_mac_addrs(void *blob, enum mc_fixup_type type)
+{
+       int i, err = 0, ret = 0;
+       char ethname[10];
+       struct eth_device *eth_dev;
+
+       for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) {
+               /* port not enabled */
+               if ((wriop_is_enabled_dpmac(i) != 1) ||
+                   (wriop_get_phy_address(i) == -1))
+                       continue;
+
+               sprintf(ethname, "DPMAC%d@%s", i,
+                       phy_interface_strings[wriop_get_enet_if(i)]);
+
+               eth_dev = eth_get_dev_by_name(ethname);
+               if (eth_dev == NULL)
+                       continue;
+
+               switch (type) {
+               case MC_FIXUP_DPL:
+                       err = mc_fixup_dpl_mac_addr(blob, i, eth_dev);
+                       break;
+               case MC_FIXUP_DPC:
+                       err = mc_fixup_dpc_mac_addr(blob, i, eth_dev);
+                       break;
+               default:
+                       break;
+               }
+
+               if (err)
+                       printf("fsl-mc: ERROR fixing mac address for %s\n",
+                              ethname);
+               ret |= err;
+       }
+
+       return ret;
+}
+
+static int mc_fixup_dpc(u64 dpc_addr)
+{
+       void *blob = (void *)dpc_addr;
+       int nodeoffset, err = 0;
+
+       /* delete any existing ICID pools */
+       nodeoffset = fdt_path_offset(blob, "/resources/icid_pools");
+       if (fdt_del_node(blob, nodeoffset) < 0)
+               printf("\nfsl-mc: WARNING: could not delete ICID pool\n");
+
+       /* add a new pool */
+       nodeoffset = fdt_path_offset(blob, "/resources");
+       if (nodeoffset < 0) {
+               printf("\nfsl-mc: ERROR: DPC is missing /resources\n");
+               return -EINVAL;
+       }
+       nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pools");
+       nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pool@0");
+       do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0",
+                            "base_icid", FSL_DPAA2_STREAM_ID_START, 1);
+       do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0",
+                            "num",
+                            FSL_DPAA2_STREAM_ID_END -
+                            FSL_DPAA2_STREAM_ID_START + 1, 1);
+
+       /* fixup MAC addresses for dpmac ports */
+       nodeoffset = fdt_path_offset(blob, "/board_info/ports");
+       if (nodeoffset < 0)
+               return 0;
+
+       err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPC);
+       flush_dcache_range(dpc_addr, dpc_addr + fdt_totalsize(blob));
+
+       return err;
+}
+
+static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpc_addr)
 {
        u64 mc_dpc_offset;
 #ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR
@@ -212,11 +422,7 @@ static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size)
        /*
         * Get address and size of the DPC blob stored in flash:
         */
-#ifdef CONFIG_SYS_LS_MC_DPC_IN_NOR
-       dpc_fdt_hdr = (void *)CONFIG_SYS_LS_MC_DPC_ADDR;
-#else
-#error "No CONFIG_SYS_LS_MC_DPC_IN_xxx defined"
-#endif
+       dpc_fdt_hdr = (void *)mc_dpc_addr;
 
        error = fdt_check_header(dpc_fdt_hdr);
        if (error != 0) {
@@ -239,11 +445,33 @@ static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size)
                      (u64)dpc_fdt_hdr, dpc_size, mc_ram_addr + mc_dpc_offset);
 #endif /* not defined CONFIG_SYS_LS_MC_DPC_IN_DDR */
 
+       if (mc_fixup_dpc(mc_ram_addr + mc_dpc_offset))
+               return -EINVAL;
+
        dump_ram_words("DPC", (void *)(mc_ram_addr + mc_dpc_offset));
        return 0;
 }
 
-static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size)
+
+static int mc_fixup_dpl(u64 dpl_addr)
+{
+       void *blob = (void *)dpl_addr;
+       u32 ver = fdt_getprop_u32_default(blob, "/", "dpl-version", 0);
+       int err = 0;
+
+       /* The DPL fixup for mac addresses is only relevant
+        * for old-style DPLs
+        */
+       if (ver >= 10)
+               return 0;
+
+       err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPL);
+       flush_dcache_range(dpl_addr, dpl_addr + fdt_totalsize(blob));
+
+       return err;
+}
+
+static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpl_addr)
 {
        u64 mc_dpl_offset;
 #ifndef CONFIG_SYS_LS_MC_DPL_IN_DDR
@@ -270,11 +498,7 @@ static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size)
        /*
         * Get address and size of the DPL blob stored in flash:
         */
-#ifdef CONFIG_SYS_LS_MC_DPL_IN_NOR
-       dpl_fdt_hdr = (void *)CONFIG_SYS_LS_MC_DPL_ADDR;
-#else
-#error "No CONFIG_SYS_LS_MC_DPL_IN_xxx defined"
-#endif
+       dpl_fdt_hdr = (void *)mc_dpl_addr;
 
        error = fdt_check_header(dpl_fdt_hdr);
        if (error != 0) {
@@ -293,6 +517,8 @@ static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size)
                      (u64)dpl_fdt_hdr, dpl_size, mc_ram_addr + mc_dpl_offset);
 #endif /* not defined CONFIG_SYS_LS_MC_DPL_IN_DDR */
 
+       if (mc_fixup_dpl(mc_ram_addr + mc_dpl_offset))
+               return -EINVAL;
        dump_ram_words("DPL", (void *)(mc_ram_addr + mc_dpl_offset));
        return 0;
 }
@@ -304,7 +530,7 @@ static unsigned long get_mc_boot_timeout_ms(void)
 {
        unsigned long timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS;
 
-       char *timeout_ms_env_var = getenv(MC_BOOT_TIMEOUT_ENV_VAR);
+       char *timeout_ms_env_var = env_get(MC_BOOT_TIMEOUT_ENV_VAR);
 
        if (timeout_ms_env_var) {
                timeout_ms = simple_strtoul(timeout_ms_env_var, NULL, 10);
@@ -321,23 +547,42 @@ static unsigned long get_mc_boot_timeout_ms(void)
        return timeout_ms;
 }
 
-#ifdef CONFIG_SYS_LS_MC_AIOP_IMG_IN_NOR
-static int load_mc_aiop_img(u64 mc_ram_addr, size_t mc_ram_size)
+#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
+
+__weak bool soc_has_aiop(void)
+{
+       return false;
+}
+
+static int load_mc_aiop_img(u64 aiop_fw_addr)
 {
+       u64 mc_ram_addr = mc_get_dram_addr();
+#ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR
        void *aiop_img;
+#endif
 
+       /* Check if AIOP is available */
+       if (!soc_has_aiop())
+               return -ENODEV;
        /*
         * Load the MC AIOP image in the MC private DRAM block:
         */
 
-       aiop_img = (void *)CONFIG_SYS_LS_MC_AIOP_IMG_ADDR;
+#ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR
+       printf("MC AIOP is preloaded to %#llx\n", mc_ram_addr +
+              CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET);
+#else
+       aiop_img = (void *)aiop_fw_addr;
        mc_copy_image("MC AIOP image",
                      (u64)aiop_img, CONFIG_SYS_LS_MC_AIOP_IMG_MAX_LENGTH,
                      mc_ram_addr + CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET);
+#endif
+       mc_aiop_applied = 0;
 
        return 0;
 }
 #endif
+
 static int wait_for_mc(bool booting_mc, u32 *final_reg_gsr)
 {
        u32 reg_gsr;
@@ -384,12 +629,12 @@ static int wait_for_mc(bool booting_mc, u32 *final_reg_gsr)
        return 0;
 }
 
-int mc_init(void)
+int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr)
 {
        int error = 0;
        int portal_id = 0;
        struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
-       u64 mc_ram_addr;
+       u64 mc_ram_addr = mc_get_dram_addr();
        u32 reg_gsr;
        u32 reg_mcfbalr;
 #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR
@@ -397,32 +642,20 @@ int mc_init(void)
        size_t raw_image_size = 0;
 #endif
        struct mc_version mc_ver_info;
-       u64 mc_ram_aligned_base_addr;
        u8 mc_ram_num_256mb_blocks;
        size_t mc_ram_size = mc_get_dram_block_size();
 
-       /*
-        * The MC private DRAM block was already carved at the end of DRAM
-        * by board_init_f() using CONFIG_SYS_MEM_TOP_HIDE:
-        */
-       if (gd->bd->bi_dram[1].start) {
-               mc_ram_addr =
-                       gd->bd->bi_dram[1].start + gd->bd->bi_dram[1].size;
-       } else {
-               mc_ram_addr =
-                       gd->bd->bi_dram[0].start + gd->bd->bi_dram[0].size;
-       }
-
-       error = calculate_mc_private_ram_params(mc_ram_addr,
-                                               mc_ram_size,
-                                               &mc_ram_aligned_base_addr,
-                                               &mc_ram_num_256mb_blocks);
-       if (error != 0)
+       mc_ram_num_256mb_blocks = mc_ram_size / MC_RAM_SIZE_ALIGNMENT;
+       if (mc_ram_num_256mb_blocks < 1 || mc_ram_num_256mb_blocks > 0xff) {
+               error = -EINVAL;
+               printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n",
+                      mc_ram_size);
                goto out;
+       }
 
        /*
         * Management Complex cores should be held at reset out of POR.
-        * U-boot should be the first software to touch MC. To be safe,
+        * U-Boot should be the first software to touch MC. To be safe,
         * we reset all cores again by setting GCR1 to 0. It doesn't do
         * anything if they are held at reset. After we setup the firmware
         * we kick off MC by deasserting the reset bit for core 0, and
@@ -438,7 +671,8 @@ int mc_init(void)
 #ifdef CONFIG_SYS_LS_MC_FW_IN_DDR
        printf("MC firmware is preloaded to %#llx\n", mc_ram_addr);
 #else
-       error = parse_mc_firmware_fit_image(&raw_image_addr, &raw_image_size);
+       error = parse_mc_firmware_fit_image(mc_fw_addr, &raw_image_addr,
+                                           &raw_image_size);
        if (error != 0)
                goto out;
        /*
@@ -449,32 +683,22 @@ int mc_init(void)
 #endif
        dump_ram_words("firmware", (void *)mc_ram_addr);
 
-       error = load_mc_dpc(mc_ram_addr, mc_ram_size);
+       error = load_mc_dpc(mc_ram_addr, mc_ram_size, mc_dpc_addr);
        if (error != 0)
                goto out;
 
-       error = load_mc_dpl(mc_ram_addr, mc_ram_size);
-       if (error != 0)
-               goto out;
-
-#ifdef CONFIG_SYS_LS_MC_AIOP_IMG_IN_NOR
-       error = load_mc_aiop_img(mc_ram_addr, mc_ram_size);
-       if (error != 0)
-               goto out;
-#endif
-
        debug("mc_ccsr_regs %p\n", mc_ccsr_regs);
        dump_mc_ccsr_regs(mc_ccsr_regs);
 
        /*
         * Tell MC what is the address range of the DRAM block assigned to it:
         */
-       reg_mcfbalr = (u32)mc_ram_aligned_base_addr |
+       reg_mcfbalr = (u32)mc_ram_addr |
                      (mc_ram_num_256mb_blocks - 1);
        out_le32(&mc_ccsr_regs->reg_mcfbalr, reg_mcfbalr);
        out_le32(&mc_ccsr_regs->reg_mcfbahr,
-                (u32)(mc_ram_aligned_base_addr >> 32));
-       out_le32(&mc_ccsr_regs->reg_mcfapr, MCFAPR_BYPASS_ICID_MASK);
+                (u32)(mc_ram_addr >> 32));
+       out_le32(&mc_ccsr_regs->reg_mcfapr, FSL_BYPASS_AMQ);
 
        /*
         * Tell the MC that we want delayed DPL deployment.
@@ -501,49 +725,60 @@ int mc_init(void)
         * Initialize the global default MC portal
         * And check that the MC firmware is responding portal commands:
         */
-       dflt_mc_io = (struct fsl_mc_io *)malloc(sizeof(struct fsl_mc_io));
-       if (!dflt_mc_io) {
+       root_mc_io = (struct fsl_mc_io *)malloc(sizeof(struct fsl_mc_io));
+       if (!root_mc_io) {
                printf(" No memory: malloc() failed\n");
                return -ENOMEM;
        }
 
-       dflt_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(portal_id);
+       root_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(portal_id);
        debug("Checking access to MC portal of root DPRC container (portal_id %d, portal physical addr %p)\n",
-             portal_id, dflt_mc_io->mmio_regs);
+             portal_id, root_mc_io->mmio_regs);
 
-       error = mc_get_version(dflt_mc_io, &mc_ver_info);
+       error = mc_get_version(root_mc_io, MC_CMD_NO_FLAGS, &mc_ver_info);
        if (error != 0) {
                printf("fsl-mc: ERROR: Firmware version check failed (error: %d)\n",
                       error);
                goto out;
        }
 
-       if (MC_VER_MAJOR != mc_ver_info.major)
-               printf("fsl-mc: ERROR: Firmware major version mismatch (found: %d, expected: %d)\n",
-                      mc_ver_info.major, MC_VER_MAJOR);
-
-       if (MC_VER_MINOR != mc_ver_info.minor)
-               printf("fsl-mc: WARNING: Firmware minor version mismatch (found: %d, expected: %d)\n",
-                      mc_ver_info.minor, MC_VER_MINOR);
-
        printf("fsl-mc: Management Complex booted (version: %d.%d.%d, boot status: %#x)\n",
               mc_ver_info.major, mc_ver_info.minor, mc_ver_info.revision,
               reg_gsr & GSR_FS_MASK);
 
+out:
+       if (error != 0)
+               mc_boot_status = error;
+       else
+               mc_boot_status = 0;
+
+       return error;
+}
+
+int mc_apply_dpl(u64 mc_dpl_addr)
+{
+       struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
+       int error = 0;
+       u32 reg_gsr;
+       u64 mc_ram_addr = mc_get_dram_addr();
+       size_t mc_ram_size = mc_get_dram_block_size();
+
+       if (!mc_dpl_addr)
+               return -1;
+
+       error = load_mc_dpl(mc_ram_addr, mc_ram_size, mc_dpl_addr);
+       if (error != 0)
+               return error;
+
        /*
         * Tell the MC to deploy the DPL:
         */
        out_le32(&mc_ccsr_regs->reg_gsr, 0x0);
        printf("fsl-mc: Deploying data path layout ... ");
        error = wait_for_mc(false, &reg_gsr);
-       if (error != 0)
-               goto out;
 
-out:
-       if (error != 0)
-               mc_boot_status = -error;
-       else
-               mc_boot_status = 0;
+       if (!error)
+               mc_dpl_applied = 0;
 
        return error;
 }
@@ -553,6 +788,26 @@ int get_mc_boot_status(void)
        return mc_boot_status;
 }
 
+#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
+int get_aiop_apply_status(void)
+{
+       return mc_aiop_applied;
+}
+#endif
+
+int get_dpl_apply_status(void)
+{
+       return mc_dpl_applied;
+}
+
+/**
+ * Return the MC address of private DRAM block.
+ */
+u64 mc_get_dram_addr(void)
+{
+       return gd->arch.resv_ram;
+}
+
 /**
  * Return the actual size of the MC private DRAM block.
  */
@@ -560,7 +815,7 @@ unsigned long mc_get_dram_block_size(void)
 {
        unsigned long dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE;
 
-       char *dram_block_size_env_var = getenv(MC_MEM_SIZE_ENV_VAR);
+       char *dram_block_size_env_var = env_get(MC_MEM_SIZE_ENV_VAR);
 
        if (dram_block_size_env_var) {
                dram_block_size = simple_strtoul(dram_block_size_env_var, NULL,
@@ -579,45 +834,97 @@ unsigned long mc_get_dram_block_size(void)
        return dram_block_size;
 }
 
-int dpio_init(struct dprc_obj_desc obj_desc)
+int fsl_mc_ldpaa_init(bd_t *bis)
+{
+       int i;
+
+       for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++)
+               if ((wriop_is_enabled_dpmac(i) == 1) &&
+                   (wriop_get_phy_address(i) != -1))
+                       ldpaa_eth_init(i, wriop_get_enet_if(i));
+       return 0;
+}
+
+static int dprc_version_check(struct fsl_mc_io *mc_io, uint16_t handle)
+{
+       struct dprc_attributes attr;
+       int error;
+
+       memset(&attr, 0, sizeof(struct dprc_attributes));
+       error = dprc_get_attributes(mc_io, MC_CMD_NO_FLAGS, handle, &attr);
+       if (error == 0) {
+               if ((attr.version.major != DPRC_VER_MAJOR) ||
+                   (attr.version.minor != DPRC_VER_MINOR)) {
+                       printf("DPRC version mismatch found %u.%u,",
+                              attr.version.major,
+                              attr.version.minor);
+                       printf("supported version is %u.%u\n",
+                              DPRC_VER_MAJOR, DPRC_VER_MINOR);
+               }
+       }
+       return error;
+}
+
+static int dpio_init(void)
 {
        struct qbman_swp_desc p_des;
        struct dpio_attr attr;
+       struct dpio_cfg dpio_cfg;
        int err = 0;
 
        dflt_dpio = (struct fsl_dpio_obj *)malloc(sizeof(struct fsl_dpio_obj));
        if (!dflt_dpio) {
-               printf(" No memory: malloc() failed\n");
-               return -ENOMEM;
+               printf("No memory: malloc() failed\n");
+               err = -ENOMEM;
+               goto err_malloc;
        }
 
-       dflt_dpio->dpio_id = obj_desc.id;
+       dpio_cfg.channel_mode = DPIO_LOCAL_CHANNEL;
+       dpio_cfg.num_priorities = 8;
 
-       err = dpio_open(dflt_mc_io, obj_desc.id, &dflt_dpio_handle);
-       if (err) {
-               printf("dpio_open() failed\n");
-               goto err_open;
+       err = dpio_create(dflt_mc_io, MC_CMD_NO_FLAGS, &dpio_cfg,
+                         &dflt_dpio->dpio_handle);
+       if (err < 0) {
+               printf("dpio_create() failed: %d\n", err);
+               err = -ENODEV;
+               goto err_create;
        }
 
-       err = dpio_get_attributes(dflt_mc_io, dflt_dpio_handle, &attr);
-       if (err) {
-               printf("dpio_get_attributes() failed %d\n", err);
+       memset(&attr, 0, sizeof(struct dpio_attr));
+       err = dpio_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS,
+                                 dflt_dpio->dpio_handle, &attr);
+       if (err < 0) {
+               printf("dpio_get_attributes() failed: %d\n", err);
                goto err_get_attr;
        }
 
-       err = dpio_enable(dflt_mc_io, dflt_dpio_handle);
-       if (err) {
+       if ((attr.version.major != DPIO_VER_MAJOR) ||
+           (attr.version.minor != DPIO_VER_MINOR)) {
+               printf("DPIO version mismatch found %u.%u,",
+                      attr.version.major, attr.version.minor);
+               printf("supported version is %u.%u\n",
+                      DPIO_VER_MAJOR, DPIO_VER_MINOR);
+       }
+
+       dflt_dpio->dpio_id = attr.id;
+#ifdef DEBUG
+       printf("Init: DPIO id=0x%d\n", dflt_dpio->dpio_id);
+#endif
+       err = dpio_enable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
+       if (err < 0) {
                printf("dpio_enable() failed %d\n", err);
                goto err_get_enable;
        }
-       debug("ce_paddr=0x%llx, ci_paddr=0x%llx, portalid=%d, prios=%d\n",
-             attr.qbman_portal_ce_paddr,
-             attr.qbman_portal_ci_paddr,
+       debug("ce_offset=0x%llx, ci_offset=0x%llx, portalid=%d, prios=%d\n",
+             attr.qbman_portal_ce_offset,
+             attr.qbman_portal_ci_offset,
              attr.qbman_portal_id,
              attr.num_priorities);
 
-       p_des.cena_bar = (void *)attr.qbman_portal_ce_paddr;
-       p_des.cinh_bar = (void *)attr.qbman_portal_ci_paddr;
+       p_des.cena_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR
+                                       + attr.qbman_portal_ce_offset);
+       p_des.cinh_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR
+                                       + attr.qbman_portal_ci_offset);
 
        dflt_dpio->sw_portal = qbman_swp_init(&p_des);
        if (dflt_dpio->sw_portal == NULL) {
@@ -627,170 +934,592 @@ int dpio_init(struct dprc_obj_desc obj_desc)
        return 0;
 
 err_get_swp_init:
+       dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
 err_get_enable:
-       dpio_disable(dflt_mc_io, dflt_dpio_handle);
 err_get_attr:
-       dpio_close(dflt_mc_io, dflt_dpio_handle);
-err_open:
+       dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
+       dpio_destroy(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
+err_create:
        free(dflt_dpio);
+err_malloc:
        return err;
 }
 
-int dpbp_init(struct dprc_obj_desc obj_desc)
+static int dpio_exit(void)
 {
-       dflt_dpbp = (struct fsl_dpbp_obj *)malloc(sizeof(struct fsl_dpbp_obj));
-       if (!dflt_dpbp) {
+       int err;
+
+       err = dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
+       if (err < 0) {
+               printf("dpio_disable() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dpio_destroy(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
+       if (err < 0) {
+               printf("dpio_destroy() failed: %d\n", err);
+               goto err;
+       }
+
+#ifdef DEBUG
+       printf("Exit: DPIO id=0x%d\n", dflt_dpio->dpio_id);
+#endif
+
+       if (dflt_dpio)
+               free(dflt_dpio);
+
+       return 0;
+err:
+       return err;
+}
+
+static int dprc_init(void)
+{
+       int err, child_portal_id, container_id;
+       struct dprc_cfg cfg;
+       uint64_t mc_portal_offset;
+
+       /* Open root container */
+       err = dprc_get_container_id(root_mc_io, MC_CMD_NO_FLAGS, &container_id);
+       if (err < 0) {
+               printf("dprc_get_container_id(): Root failed: %d\n", err);
+               goto err_root_container_id;
+       }
+
+#ifdef DEBUG
+       printf("Root container id = %d\n", container_id);
+#endif
+       err = dprc_open(root_mc_io, MC_CMD_NO_FLAGS, container_id,
+                       &root_dprc_handle);
+       if (err < 0) {
+               printf("dprc_open(): Root Container failed: %d\n", err);
+               goto err_root_open;
+       }
+
+       if (!root_dprc_handle) {
+               printf("dprc_open(): Root Container Handle is not valid\n");
+               goto err_root_open;
+       }
+
+       err = dprc_version_check(root_mc_io, root_dprc_handle);
+       if (err < 0) {
+               printf("dprc_version_check() failed: %d\n", err);
+               goto err_root_open;
+       }
+
+       memset(&cfg, 0, sizeof(struct dprc_cfg));
+       cfg.options = DPRC_CFG_OPT_TOPOLOGY_CHANGES_ALLOWED |
+                     DPRC_CFG_OPT_OBJ_CREATE_ALLOWED |
+                     DPRC_CFG_OPT_ALLOC_ALLOWED;
+       cfg.icid = DPRC_GET_ICID_FROM_POOL;
+       cfg.portal_id = DPRC_GET_PORTAL_ID_FROM_POOL;
+       err = dprc_create_container(root_mc_io, MC_CMD_NO_FLAGS,
+                       root_dprc_handle,
+                       &cfg,
+                       &child_dprc_id,
+                       &mc_portal_offset);
+       if (err < 0) {
+               printf("dprc_create_container() failed: %d\n", err);
+               goto err_create;
+       }
+
+       dflt_mc_io = (struct fsl_mc_io *)malloc(sizeof(struct fsl_mc_io));
+       if (!dflt_mc_io) {
+               err  = -ENOMEM;
                printf(" No memory: malloc() failed\n");
-               return -ENOMEM;
+               goto err_malloc;
+       }
+
+       child_portal_id = MC_PORTAL_OFFSET_TO_PORTAL_ID(mc_portal_offset);
+       dflt_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(child_portal_id);
+#ifdef DEBUG
+       printf("MC portal of child DPRC container: %d, physical addr %p)\n",
+              child_dprc_id, dflt_mc_io->mmio_regs);
+#endif
+
+       err = dprc_open(dflt_mc_io, MC_CMD_NO_FLAGS, child_dprc_id,
+                       &dflt_dprc_handle);
+       if (err < 0) {
+               printf("dprc_open(): Child container failed: %d\n", err);
+               goto err_child_open;
+       }
+
+       if (!dflt_dprc_handle) {
+               printf("dprc_open(): Child container Handle is not valid\n");
+               goto err_child_open;
        }
-       dflt_dpbp->dpbp_attr.id = obj_desc.id;
 
        return 0;
+err_child_open:
+       free(dflt_mc_io);
+err_malloc:
+       dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS,
+                              root_dprc_handle, child_dprc_id);
+err_create:
+       dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle);
+err_root_open:
+err_root_container_id:
+       return err;
 }
 
-int dprc_init_container_obj(struct dprc_obj_desc obj_desc, uint16_t dprc_handle)
+static int dprc_exit(void)
 {
-       int error = 0, state = 0;
-       struct dprc_endpoint dpni_endpoint, dpmac_endpoint;
-       if (!strcmp(obj_desc.type, "dpbp")) {
-               if (!dflt_dpbp) {
-                       error = dpbp_init(obj_desc);
-                       if (error < 0)
-                               printf("dpbp_init failed\n");
-               }
-       } else if (!strcmp(obj_desc.type, "dpio")) {
-               if (!dflt_dpio) {
-                       error = dpio_init(obj_desc);
-                       if (error < 0)
-                               printf("dpio_init failed\n");
-               }
-       } else if (!strcmp(obj_desc.type, "dpni")) {
-               strcpy(dpni_endpoint.type, obj_desc.type);
-               dpni_endpoint.id = obj_desc.id;
-               error = dprc_get_connection(dflt_mc_io, dprc_handle,
-                                    &dpni_endpoint, &dpmac_endpoint, &state);
-               if (!strcmp(dpmac_endpoint.type, "dpmac"))
-                       error = ldpaa_eth_init(obj_desc);
-               if (error < 0)
-                       printf("ldpaa_eth_init failed\n");
+       int err;
+
+       err = dprc_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dprc_handle);
+       if (err < 0) {
+               printf("dprc_close(): Child failed: %d\n", err);
+               goto err;
        }
 
-       return error;
+       err = dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS,
+                                    root_dprc_handle, child_dprc_id);
+       if (err < 0) {
+               printf("dprc_destroy_container() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle);
+       if (err < 0) {
+               printf("dprc_close(): Root failed: %d\n", err);
+               goto err;
+       }
+
+       if (dflt_mc_io)
+               free(dflt_mc_io);
+
+       if (root_mc_io)
+               free(root_mc_io);
+
+       return 0;
+
+err:
+       return err;
 }
 
-int dprc_scan_container_obj(uint16_t dprc_handle, char *obj_type, int i)
+static int dpbp_init(void)
 {
-       int error = 0;
-       struct dprc_obj_desc obj_desc;
+       int err;
+       struct dpbp_attr dpbp_attr;
+       struct dpbp_cfg dpbp_cfg;
+
+       dflt_dpbp = (struct fsl_dpbp_obj *)malloc(sizeof(struct fsl_dpbp_obj));
+       if (!dflt_dpbp) {
+               printf("No memory: malloc() failed\n");
+               err = -ENOMEM;
+               goto err_malloc;
+       }
 
-       memset((void *)&obj_desc, 0x00, sizeof(struct dprc_obj_desc));
+       dpbp_cfg.options = 512;
 
-       error = dprc_get_obj(dflt_mc_io, dprc_handle,
-                            i, &obj_desc);
-       if (error < 0) {
-               printf("dprc_get_obj(i=%d) failed: %d\n",
-                      i, error);
-               return error;
+       err = dpbp_create(dflt_mc_io, MC_CMD_NO_FLAGS, &dpbp_cfg,
+                         &dflt_dpbp->dpbp_handle);
+
+       if (err < 0) {
+               err = -ENODEV;
+               printf("dpbp_create() failed: %d\n", err);
+               goto err_create;
        }
 
-       if (!strcmp(obj_desc.type, obj_type)) {
-               debug("Discovered object: type %s, id %d, req %s\n",
-                     obj_desc.type, obj_desc.id, obj_type);
+       memset(&dpbp_attr, 0, sizeof(struct dpbp_attr));
+       err = dpbp_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS,
+                                 dflt_dpbp->dpbp_handle,
+                                 &dpbp_attr);
+       if (err < 0) {
+               printf("dpbp_get_attributes() failed: %d\n", err);
+               goto err_get_attr;
+       }
 
-               error = dprc_init_container_obj(obj_desc, dprc_handle);
-               if (error < 0) {
-                       printf("dprc_init_container_obj(i=%d) failed: %d\n",
-                              i, error);
-                       return error;
-               }
+       if ((dpbp_attr.version.major != DPBP_VER_MAJOR) ||
+           (dpbp_attr.version.minor != DPBP_VER_MINOR)) {
+               printf("DPBP version mismatch found %u.%u,",
+                      dpbp_attr.version.major, dpbp_attr.version.minor);
+               printf("supported version is %u.%u\n",
+                      DPBP_VER_MAJOR, DPBP_VER_MINOR);
        }
 
-       return error;
+       dflt_dpbp->dpbp_attr.id = dpbp_attr.id;
+#ifdef DEBUG
+       printf("Init: DPBP id=0x%d\n", dflt_dpbp->dpbp_attr.id);
+#endif
+
+       err = dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle);
+       if (err < 0) {
+               printf("dpbp_close() failed: %d\n", err);
+               goto err_close;
+       }
+
+       return 0;
+
+err_close:
+       free(dflt_dpbp);
+err_get_attr:
+       dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle);
+       dpbp_destroy(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle);
+err_create:
+err_malloc:
+       return err;
 }
 
-int fsl_mc_ldpaa_init(bd_t *bis)
+static int dpbp_exit(void)
 {
-       int i, error = 0;
-       int dprc_opened = 0, container_id;
-       int num_child_objects = 0;
+       int err;
+
+       err = dpbp_open(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_attr.id,
+                       &dflt_dpbp->dpbp_handle);
+       if (err < 0) {
+               printf("dpbp_open() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dpbp_destroy(dflt_mc_io, MC_CMD_NO_FLAGS,
+                          dflt_dpbp->dpbp_handle);
+       if (err < 0) {
+               printf("dpbp_destroy() failed: %d\n", err);
+               goto err;
+       }
+
+#ifdef DEBUG
+       printf("Exit: DPBP id=0x%d\n", dflt_dpbp->dpbp_attr.id);
+#endif
+
+       if (dflt_dpbp)
+               free(dflt_dpbp);
+       return 0;
+
+err:
+       return err;
+}
 
-       error = mc_init();
-       if (error < 0)
-               goto error;
+static int dpni_init(void)
+{
+       int err;
+       struct dpni_attr dpni_attr;
+       uint8_t ext_cfg_buf[256] = {0};
+       struct dpni_extended_cfg dpni_extended_cfg;
+       struct dpni_cfg dpni_cfg;
+
+       dflt_dpni = (struct fsl_dpni_obj *)malloc(sizeof(struct fsl_dpni_obj));
+       if (!dflt_dpni) {
+               printf("No memory: malloc() failed\n");
+               err = -ENOMEM;
+               goto err_malloc;
+       }
 
-       error = dprc_get_container_id(dflt_mc_io, &container_id);
-       if (error < 0) {
-               printf("dprc_get_container_id() failed: %d\n", error);
-               goto error;
+       memset(&dpni_extended_cfg, 0, sizeof(dpni_extended_cfg));
+       err = dpni_prepare_extended_cfg(&dpni_extended_cfg, &ext_cfg_buf[0]);
+       if (err < 0) {
+               err = -ENODEV;
+               printf("dpni_prepare_extended_cfg() failed: %d\n", err);
+               goto err_prepare_extended_cfg;
        }
 
-       debug("fsl-mc: Container id=0x%x\n", container_id);
+       memset(&dpni_cfg, 0, sizeof(dpni_cfg));
+       dpni_cfg.adv.options = DPNI_OPT_UNICAST_FILTER |
+                              DPNI_OPT_MULTICAST_FILTER;
+
+       dpni_cfg.adv.ext_cfg_iova = (uint64_t)&ext_cfg_buf[0];
+       err = dpni_create(dflt_mc_io, MC_CMD_NO_FLAGS, &dpni_cfg,
+                         &dflt_dpni->dpni_handle);
 
-       error = dprc_open(dflt_mc_io, container_id, &dflt_dprc_handle);
-       if (error < 0) {
-               printf("dprc_open() failed: %d\n", error);
-               goto error;
+       if (err < 0) {
+               err = -ENODEV;
+               printf("dpni_create() failed: %d\n", err);
+               goto err_create;
        }
-       dprc_opened = true;
 
-       error = dprc_get_obj_count(dflt_mc_io,
-                                  dflt_dprc_handle,
-                                  &num_child_objects);
-       if (error < 0) {
-               printf("dprc_get_obj_count() failed: %d\n", error);
-               goto error;
+       memset(&dpni_attr, 0, sizeof(struct dpni_attr));
+       err = dpni_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS,
+                                 dflt_dpni->dpni_handle,
+                                 &dpni_attr);
+       if (err < 0) {
+               printf("dpni_get_attributes() failed: %d\n", err);
+               goto err_get_attr;
        }
-       debug("Total child in container %d = %d\n", container_id,
-             num_child_objects);
 
-       if (num_child_objects != 0) {
-               /*
-                * Discover objects currently in the DPRC container in the MC:
-                */
-               for (i = 0; i < num_child_objects; i++)
-                       error = dprc_scan_container_obj(dflt_dprc_handle,
-                                                       "dpbp", i);
+       if ((dpni_attr.version.major != DPNI_VER_MAJOR) ||
+           (dpni_attr.version.minor != DPNI_VER_MINOR)) {
+               printf("DPNI version mismatch found %u.%u,",
+                      dpni_attr.version.major, dpni_attr.version.minor);
+               printf("supported version is %u.%u\n",
+                      DPNI_VER_MAJOR, DPNI_VER_MINOR);
+       }
 
-               for (i = 0; i < num_child_objects; i++)
-                       error = dprc_scan_container_obj(dflt_dprc_handle,
-                                                       "dpio", i);
+       dflt_dpni->dpni_id = dpni_attr.id;
+#ifdef DEBUG
+       printf("Init: DPNI id=0x%d\n", dflt_dpni->dpni_id);
+#endif
 
-               for (i = 0; i < num_child_objects; i++)
-                       error = dprc_scan_container_obj(dflt_dprc_handle,
-                                                       "dpni", i);
+       err = dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle);
+       if (err < 0) {
+               printf("dpni_close() failed: %d\n", err);
+               goto err_close;
        }
-error:
-       if (dprc_opened)
-               dprc_close(dflt_mc_io, dflt_dprc_handle);
 
-       return error;
+       return 0;
+
+err_close:
+err_get_attr:
+       dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle);
+       dpni_destroy(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle);
+err_create:
+err_prepare_extended_cfg:
+       free(dflt_dpni);
+err_malloc:
+       return err;
 }
 
-void fsl_mc_ldpaa_exit(bd_t *bis)
+static int dpni_exit(void)
 {
        int err;
 
-       if (get_mc_boot_status() == 0) {
-               err = dpio_disable(dflt_mc_io, dflt_dpio_handle);
-               if (err < 0) {
-                       printf("dpio_disable() failed: %d\n", err);
-                       return;
-               }
-               err = dpio_reset(dflt_mc_io, dflt_dpio_handle);
-               if (err < 0) {
-                       printf("dpio_reset() failed: %d\n", err);
-                       return;
+       err = dpni_open(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_id,
+                       &dflt_dpni->dpni_handle);
+       if (err < 0) {
+               printf("dpni_open() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dpni_destroy(dflt_mc_io, MC_CMD_NO_FLAGS,
+                          dflt_dpni->dpni_handle);
+       if (err < 0) {
+               printf("dpni_destroy() failed: %d\n", err);
+               goto err;
+       }
+
+#ifdef DEBUG
+       printf("Exit: DPNI id=0x%d\n", dflt_dpni->dpni_id);
+#endif
+
+       if (dflt_dpni)
+               free(dflt_dpni);
+       return 0;
+
+err:
+       return err;
+}
+
+static int mc_init_object(void)
+{
+       int err = 0;
+
+       err = dprc_init();
+       if (err < 0) {
+               printf("dprc_init() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dpbp_init();
+       if (err < 0) {
+               printf("dpbp_init() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dpio_init();
+       if (err < 0) {
+               printf("dpio_init() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dpni_init();
+       if (err < 0) {
+               printf("dpni_init() failed: %d\n", err);
+               goto err;
+       }
+
+       return 0;
+err:
+       return err;
+}
+
+int fsl_mc_ldpaa_exit(bd_t *bd)
+{
+       int err = 0;
+       bool is_dpl_apply_status = false;
+       bool mc_boot_status = false;
+
+       if (bd && mc_lazy_dpl_addr && !fsl_mc_ldpaa_exit(NULL)) {
+               mc_apply_dpl(mc_lazy_dpl_addr);
+               mc_lazy_dpl_addr = 0;
+       }
+
+       if (!get_mc_boot_status())
+               mc_boot_status = true;
+
+       /* MC is not loaded intentionally, So return success. */
+       if (bd && !mc_boot_status)
+               return 0;
+
+       /* If DPL is deployed, set is_dpl_apply_status as TRUE. */
+       if (!get_dpl_apply_status())
+               is_dpl_apply_status = true;
+
+       /*
+        * For case MC is loaded but DPL is not deployed, return success and
+        * print message on console. Else FDT fix-up code execution hanged.
+        */
+       if (bd && mc_boot_status && !is_dpl_apply_status) {
+               printf("fsl-mc: DPL not deployed, DPAA2 ethernet not work\n");
+               return 0;
+       }
+
+       if (bd && mc_boot_status && is_dpl_apply_status)
+               return 0;
+
+       err = dpbp_exit();
+       if (err < 0) {
+               printf("dpbp_exit() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dpio_exit();
+       if (err < 0) {
+               printf("dpio_exit() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dpni_exit();
+       if (err < 0) {
+               printf("dpni_exit() failed: %d\n", err);
+               goto err;
+       }
+
+       err = dprc_exit();
+       if (err < 0) {
+               printf("dprc_exit() failed: %d\n", err);
+               goto err;
+       }
+
+       return 0;
+err:
+       return err;
+}
+
+static int do_fsl_mc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       int err = 0;
+       if (argc < 3)
+               goto usage;
+
+       switch (argv[1][0]) {
+       case 's': {
+                       char sub_cmd;
+                       u64 mc_fw_addr, mc_dpc_addr;
+#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
+                       u64 aiop_fw_addr;
+#endif
+
+                       sub_cmd = argv[2][0];
+                       switch (sub_cmd) {
+                       case 'm':
+                               if (argc < 5)
+                                       goto usage;
+
+                               if (get_mc_boot_status() == 0) {
+                                       printf("fsl-mc: MC is already booted");
+                                       printf("\n");
+                                       return err;
+                               }
+                               mc_fw_addr = simple_strtoull(argv[3], NULL, 16);
+                               mc_dpc_addr = simple_strtoull(argv[4], NULL,
+                                                             16);
+
+                               if (!mc_init(mc_fw_addr, mc_dpc_addr))
+                                       err = mc_init_object();
+                               break;
+
+#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
+                       case 'a':
+                               if (argc < 4)
+                                       goto usage;
+                               if (get_aiop_apply_status() == 0) {
+                                       printf("fsl-mc: AIOP FW is already");
+                                       printf(" applied\n");
+                                       return err;
+                               }
+
+                               aiop_fw_addr = simple_strtoull(argv[3], NULL,
+                                                              16);
+
+                               /* if SoC doesn't have AIOP, err = -ENODEV */
+                               err = load_mc_aiop_img(aiop_fw_addr);
+                               if (!err)
+                                       printf("fsl-mc: AIOP FW applied\n");
+                               break;
+#endif
+                       default:
+                               printf("Invalid option: %s\n", argv[2]);
+                               goto usage;
+
+                               break;
+                       }
                }
-               err = dpio_close(dflt_mc_io, dflt_dpio_handle);
-               if (err < 0) {
-                       printf("dpio_close() failed: %d\n", err);
-                       return;
+               break;
+
+       case 'l':
+       case 'a': {
+                       u64 mc_dpl_addr;
+
+                       if (argc < 4)
+                               goto usage;
+
+                       if (get_dpl_apply_status() == 0) {
+                               printf("fsl-mc: DPL already applied\n");
+                               return err;
+                       }
+
+                       mc_dpl_addr = simple_strtoull(argv[3], NULL,
+                                                             16);
+
+                       if (get_mc_boot_status() != 0) {
+                               printf("fsl-mc: Deploying data path layout ..");
+                               printf("ERROR (MC is not booted)\n");
+                               return -ENODEV;
+                       }
+
+                       if (argv[1][0] == 'l') {
+                               /*
+                                * We will do the actual dpaa exit and dpl apply
+                                * later from announce_and_cleanup().
+                                */
+                               mc_lazy_dpl_addr = mc_dpl_addr;
+                       } else {
+                               /* The user wants it applied now */
+                               if (!fsl_mc_ldpaa_exit(NULL))
+                                       err = mc_apply_dpl(mc_dpl_addr);
+                       }
+                       break;
                }
-
-               free(dflt_dpio);
-               free(dflt_dpbp);
+       default:
+               printf("Invalid option: %s\n", argv[1]);
+               goto usage;
+               break;
        }
+       return err;
+ usage:
+       return CMD_RET_USAGE;
+}
 
-       if (dflt_mc_io)
-               free(dflt_mc_io);
+U_BOOT_CMD(
+       fsl_mc,  CONFIG_SYS_MAXARGS,  1,   do_fsl_mc,
+       "DPAA2 command to manage Management Complex (MC)",
+       "start mc [FW_addr] [DPC_addr] - Start Management Complex\n"
+       "fsl_mc apply DPL [DPL_addr] - Apply DPL file\n"
+       "fsl_mc lazyapply DPL [DPL_addr] - Apply DPL file on exit\n"
+       "fsl_mc start aiop [FW_addr] - Start AIOP\n"
+);
+
+void mc_env_boot(void)
+{
+#if defined(CONFIG_FSL_MC_ENET)
+       char *mc_boot_env_var;
+       /* The MC may only be initialized in the reset PHY function
+        * because otherwise U-Boot has not yet set up all the MAC
+        * address info properly. Without MAC addresses, the MC code
+        * can not properly initialize the DPC.
+        */
+       mc_boot_env_var = env_get(MC_BOOT_ENV_VAR);
+       if (mc_boot_env_var)
+               run_command_list(mc_boot_env_var, -1, 0);
+#endif /* CONFIG_FSL_MC_ENET */
 }