]> git.sur5r.net Git - u-boot/commitdiff
powerpc/c29xpcie: 8k page size NAND boot support base on TPL/SPL
authorPo Liu <po.liu@freescale.com>
Fri, 10 Jan 2014 02:10:59 +0000 (10:10 +0800)
committerYork Sun <yorksun@freescale.com>
Tue, 21 Jan 2014 21:42:40 +0000 (13:42 -0800)
Using the TPL/SPL method to booting from 8k page NAND flash.
- Add 256kB size SRAM tlb for second step booting;
- Add spl.c for TPL image boot;
- Add spl_minimal.c for minimal SPL image;
- Add C29XPCIE_NAND configure;
- Modify C29XPCIE.h for nand config and enviroment;

Signed-off-by: Po Liu <Po.Liu@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
board/freescale/c29xpcie/Makefile
board/freescale/c29xpcie/cpld.c
board/freescale/c29xpcie/spl.c [new file with mode: 0644]
board/freescale/c29xpcie/spl_minimal.c [new file with mode: 0644]
board/freescale/c29xpcie/tlb.c
boards.cfg
include/configs/C29XPCIE.h

index 626d48aea7ccc0a250de7984fff65808f63106ae..818484a57dc8ca49b1887340b8e7504054ef0a70 100644 (file)
@@ -3,8 +3,23 @@
 #
 # SPDX-License-Identifier:     GPL-2.0+
 
+MINIMAL=
+ifdef CONFIG_SPL_BUILD
+ifdef CONFIG_SPL_INIT_MINIMAL
+MINIMAL=y
+endif
+endif
+
+ifdef MINIMAL
+obj-y  += spl_minimal.o tlb.o law.o
+else
+ifdef CONFIG_SPL_BUILD
+obj-y  += spl.o
+endif
+
 obj-y  += c29xpcie.o
 obj-y  += cpld.o
 obj-y  += ddr.o
 obj-y  += law.o
 obj-y  += tlb.o
+endif
index 5cbccff63352439dc4dbe36e75e663c1473979ef..37722daf5b9adc29223920dcf8488b5acaac8042 100644 (file)
@@ -89,6 +89,7 @@ static void cpld_dump_regs(void)
 }
 #endif
 
+#ifndef CONFIG_SPL_BUILD
 int cpld_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        int rc = 0;
@@ -129,3 +130,4 @@ U_BOOT_CMD(
        "cpld_cmd dump - display the CPLD registers\n"
 #endif
        );
+#endif
diff --git a/board/freescale/c29xpcie/spl.c b/board/freescale/c29xpcie/spl.c
new file mode 100644 (file)
index 0000000..3cfdb72
--- /dev/null
@@ -0,0 +1,77 @@
+/* Copyright 2013 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <ns16550.h>
+#include <malloc.h>
+#include <mmc.h>
+#include <nand.h>
+#include <i2c.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+ulong get_effective_memsize(void)
+{
+       return CONFIG_SYS_L2_SIZE;
+}
+
+void board_init_f(ulong bootflag)
+{
+       u32 plat_ratio;
+       ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+
+       console_init_f();
+
+       /* initialize selected port with appropriate baud rate */
+       plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO;
+       plat_ratio >>= 1;
+       gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio;
+
+       NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
+                    gd->bus_clk / 16 / CONFIG_BAUDRATE);
+
+       /* copy code to RAM and jump to it - this should not return */
+       /* NOTE - code has to be copied out of NAND buffer before
+        * other blocks can be read.
+        */
+       relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE);
+}
+
+void board_init_r(gd_t *gd, ulong dest_addr)
+{
+       /* Pointer is writable since we allocated a register for it */
+       gd = (gd_t *)CONFIG_SPL_GD_ADDR;
+       bd_t *bd;
+
+       memset(gd, 0, sizeof(gd_t));
+       bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t));
+       memset(bd, 0, sizeof(bd_t));
+       gd->bd = bd;
+       bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR;
+       bd->bi_memsize = CONFIG_SYS_L2_SIZE;
+
+       probecpu();
+       get_clocks();
+       mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR,
+                       CONFIG_SPL_RELOC_MALLOC_SIZE);
+
+       /* relocate environment function pointers etc. */
+       nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
+                           (uchar *)CONFIG_ENV_ADDR);
+       gd->env_addr  = (ulong)(CONFIG_ENV_ADDR);
+       gd->env_valid = 1;
+
+       i2c_init_all();
+
+       gd->ram_size = initdram(0);
+
+#ifdef CONFIG_SPL_NAND_BOOT
+       puts("TPL\n");
+#else
+       puts("SPL\n");
+#endif
+
+       nand_boot();
+}
diff --git a/board/freescale/c29xpcie/spl_minimal.c b/board/freescale/c29xpcie/spl_minimal.c
new file mode 100644 (file)
index 0000000..8f96b67
--- /dev/null
@@ -0,0 +1,63 @@
+/* Copyright 2013 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <mpc85xx.h>
+#include <asm/io.h>
+#include <ns16550.h>
+#include <nand.h>
+#include <asm/mmu.h>
+#include <asm/immap_85xx.h>
+#include <asm/fsl_law.h>
+#include <asm/global_data.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void board_init_f(ulong bootflag)
+{
+       u32 plat_ratio;
+       ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+
+#if defined(CONFIG_SYS_NAND_BR_PRELIM) && defined(CONFIG_SYS_NAND_OR_PRELIM)
+       set_lbc_br(0, CONFIG_SYS_NAND_BR_PRELIM);
+       set_lbc_or(0, CONFIG_SYS_NAND_OR_PRELIM);
+#endif
+
+       /* initialize selected port with appropriate baud rate */
+       plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO;
+       plat_ratio >>= 1;
+       gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio;
+
+       NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
+                    gd->bus_clk / 16 / CONFIG_BAUDRATE);
+
+       puts("\nNAND boot...\n");
+
+       /* copy code to RAM and jump to it - this should not return */
+       /* NOTE - code has to be copied out of NAND buffer before
+        * other blocks can be read.
+        */
+       relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE);
+}
+
+void board_init_r(gd_t *gd, ulong dest_addr)
+{
+       puts("SPL\n");
+       nand_boot();
+}
+
+void putc(char c)
+{
+       if (c == '\n')
+               NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, '\r');
+
+       NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, c);
+}
+
+void puts(const char *str)
+{
+       while (*str)
+               putc(*str++);
+}
index 84844ee0f5120aefeb7f58ac061daa2f6b774034..c5abed05049b8e7b790ff19bfcdf0be24f993d40 100644 (file)
@@ -30,6 +30,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
                        MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                        0, 0, BOOKE_PAGESZ_1M, 1),
 
+#ifndef CONFIG_SPL_BUILD
        SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
                        MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
                        0, 1, BOOKE_PAGESZ_64M, 1),
@@ -42,6 +43,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
        SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
                        MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                        0, 3, BOOKE_PAGESZ_256K, 1),
+#endif
 #endif
 
        SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS,
@@ -49,7 +51,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
                        0, 4, BOOKE_PAGESZ_64K, 1),
 
        SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
-                       MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                        0, 5, BOOKE_PAGESZ_64K, 1),
 
        SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE,
@@ -61,7 +63,8 @@ struct fsl_e_tlb_entry tlb_table[] = {
                        MAS3_SX|MAS3_SW|MAS3_SR, 0,
                        0, 7, BOOKE_PAGESZ_256K, 1),
 
-#ifdef CONFIG_SYS_RAMBOOT
+#if defined(CONFIG_SYS_RAMBOOT) || \
+               (defined(CONFIG_SPL) && !defined(CONFIG_SPL_BUILD))
        SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE,
                        CONFIG_SYS_DDR_SDRAM_BASE,
                        MAS3_SX|MAS3_SW|MAS3_SR, 0,
@@ -71,6 +74,12 @@ struct fsl_e_tlb_entry tlb_table[] = {
                        MAS3_SX|MAS3_SW|MAS3_SR, 0,
                        0, 9, BOOKE_PAGESZ_256M, 1),
 #endif
+
+#ifdef CONFIG_SYS_INIT_L2_ADDR
+       SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
+                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
+                     0, 12, BOOKE_PAGESZ_256K, 1)
+#endif
 };
 
 int num_tlb_entries = ARRAY_SIZE(tlb_table);
index a8336cc7a9a09f0a6e2098433c90bd27b4a25aee..9276214441fa422d79008d82ff7b8ea46e2c67d2 100644 (file)
@@ -798,6 +798,7 @@ Active  powerpc     mpc85xx        -           freescale       bsc9132qds
 Active  powerpc     mpc85xx        -           freescale       bsc9132qds          BSC9132QDS_SPIFLASH_DDRCLK133        BSC9132QDS:BSC9132QDS,SPIFLASH,SYS_CLK_100_DDR_133                                                                                Naveen Burmi <NaveenBurmi@freescale.com>
 Active  powerpc     mpc85xx        -           freescale       c29xpcie            C29XPCIE                             C29XPCIE:C29XPCIE,36BIT                                                                                                           Po Liu <po.liu@freescale.com>
 Active  powerpc     mpc85xx        -           freescale       c29xpcie            C29XPCIE_SPIFLASH                    C29XPCIE:C29XPCIE,36BIT,SPIFLASH                                                                                                  Po Liu <po.liu@freescale.com>
+Active  powerpc     mpc85xx        -           freescale       c29xpcie            C29XPCIE_NAND                        C29XPCIE:C29XPCIE,36BIT,NAND                                                                                                  Po Liu <po.liu@freescale.com>
 Active  powerpc     mpc85xx        -           freescale       corenet_ds          P3041DS                              -                                                                                                                                 -
 Active  powerpc     mpc85xx        -           freescale       corenet_ds          P3041DS_NAND                         P3041DS:RAMBOOT_PBL,NAND,SYS_TEXT_BASE=0xFFF80000                                                                                 -
 Active  powerpc     mpc85xx        -           freescale       corenet_ds          P3041DS_SDCARD                       P3041DS:RAMBOOT_PBL,SDCARD,SYS_TEXT_BASE=0xFFF80000                                                                               -
index 1cfb2c22795edad5177eccd3bfea9ec8e753a092..8ec5cee8c177f75796a52efe7b1cc52e490e1bcb 100644 (file)
 #define CONFIG_RESET_VECTOR_ADDRESS    0x1107fffc
 #endif
 
+#ifdef CONFIG_NAND
+#define CONFIG_SPL
+#define CONFIG_TPL
+#ifdef CONFIG_TPL_BUILD
+#define CONFIG_SPL_NAND_BOOT
+#define CONFIG_SPL_FLUSH_IMAGE
+#define CONFIG_SPL_ENV_SUPPORT
+#define CONFIG_SPL_NAND_INIT
+#define CONFIG_SPL_SERIAL_SUPPORT
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
+#define CONFIG_SPL_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_I2C_SUPPORT
+#define CONFIG_SPL_DRIVERS_MISC_SUPPORT
+#define CONFIG_SPL_NAND_SUPPORT
+#define CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT
+#define CONFIG_SPL_COMMON_INIT_DDR
+#define CONFIG_SPL_MAX_SIZE            (128 << 10)
+#define CONFIG_SPL_TEXT_BASE           0xf8f81000
+#define CONFIG_SYS_MPC85XX_NO_RESETVEC
+#define CONFIG_SYS_NAND_U_BOOT_SIZE    (576 << 10)
+#define CONFIG_SYS_NAND_U_BOOT_DST     (0x11000000)
+#define CONFIG_SYS_NAND_U_BOOT_START   (0x11000000)
+#define CONFIG_SYS_NAND_U_BOOT_OFFS    ((128 + 128) << 10)
+#elif defined(CONFIG_SPL_BUILD)
+#define CONFIG_SPL_INIT_MINIMAL
+#define CONFIG_SPL_SERIAL_SUPPORT
+#define CONFIG_SPL_NAND_SUPPORT
+#define CONFIG_SPL_NAND_MINIMAL
+#define CONFIG_SPL_FLUSH_IMAGE
+#define CONFIG_SPL_TEXT_BASE           0xff800000
+#define CONFIG_SPL_MAX_SIZE            8192
+#define CONFIG_SYS_NAND_U_BOOT_SIZE    (128 << 10)
+#define CONFIG_SYS_NAND_U_BOOT_DST     0xf8f80000
+#define CONFIG_SYS_NAND_U_BOOT_START   0xf8f80000
+#define CONFIG_SYS_NAND_U_BOOT_OFFS    (128 << 10)
+#endif
+#define CONFIG_SPL_PAD_TO              0x20000
+#define CONFIG_TPL_PAD_TO              0x20000
+#define CONFIG_SPL_TARGET              "u-boot-with-spl.bin"
+#define CONFIG_SYS_TEXT_BASE           0x11001000
+#define CONFIG_SYS_LDSCRIPT    "arch/powerpc/cpu/mpc85xx/u-boot-nand.lds"
+#endif
+
 #ifndef CONFIG_SYS_TEXT_BASE
 #define CONFIG_SYS_TEXT_BASE           0xeff80000
 #endif
 #define CONFIG_RESET_VECTOR_ADDRESS    0xeffffffc
 #endif
 
-#ifndef CONFIG_SYS_MONITOR_BASE
-#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_SYS_MONITOR_BASE        CONFIG_SPL_TEXT_BASE
+#else
+#define CONFIG_SYS_MONITOR_BASE        CONFIG_SYS_TEXT_BASE    /* start of monitor */
+#endif
+
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_SYS_CCSR_DO_NOT_RELOCATE
 #endif
 
 /* High Level Configuration Options */
                        (0xf00000000ull | CONFIG_SYS_PLATFORM_SRAM_BASE)
 #define CONFIG_SYS_PLATFORM_SRAM_SIZE  (512 << 10)
 
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_SYS_NO_FLASH
+#endif
+
 /*
  * IFC Definitions
  */
 #define CONFIG_SYS_MAX_NAND_DEVICE     1
 #define CONFIG_MTD_NAND_VERIFY_WRITE
 #define CONFIG_CMD_NAND
-#define CONFIG_SYS_NAND_BLOCK_SIZE     (128 * 1024)
+#define CONFIG_SYS_NAND_BLOCK_SIZE     (1024 * 1024)
 
 /* 8Bit NAND Flash - K9F1G08U0B */
 #define CONFIG_SYS_NAND_CSPR   (CSPR_PHYS_ADDR(CONFIG_SYS_NAND_BASE_PHYS) \
 #define CONFIG_SYS_NAND_DDR_LAW                11
 
 /* Set up IFC registers for boot location NOR/NAND */
+#ifdef CONFIG_NAND
+#define CONFIG_SYS_CSPR0               CONFIG_SYS_NAND_CSPR
+#define CONFIG_SYS_AMASK0              CONFIG_SYS_NAND_AMASK
+#define CONFIG_SYS_CSOR0               CONFIG_SYS_NAND_CSOR
+#define CONFIG_SYS_CSOR0_EXT           CONFIG_SYS_NAND_OOBSIZE
+#define CONFIG_SYS_CS0_FTIM0           CONFIG_SYS_NAND_FTIM0
+#define CONFIG_SYS_CS0_FTIM1           CONFIG_SYS_NAND_FTIM1
+#define CONFIG_SYS_CS0_FTIM2           CONFIG_SYS_NAND_FTIM2
+#define CONFIG_SYS_CS0_FTIM3           CONFIG_SYS_NAND_FTIM3
+#define CONFIG_SYS_CSPR1               CONFIG_SYS_NOR_CSPR
+#define CONFIG_SYS_AMASK1              CONFIG_SYS_NOR_AMASK
+#define CONFIG_SYS_CSOR1               CONFIG_SYS_NOR_CSOR
+#define CONFIG_SYS_CS1_FTIM0           CONFIG_SYS_NOR_FTIM0
+#define CONFIG_SYS_CS1_FTIM1           CONFIG_SYS_NOR_FTIM1
+#define CONFIG_SYS_CS1_FTIM2           CONFIG_SYS_NOR_FTIM2
+#define CONFIG_SYS_CS1_FTIM3           CONFIG_SYS_NOR_FTIM3
+#else
 #define CONFIG_SYS_CSPR0               CONFIG_SYS_NOR_CSPR
 #define CONFIG_SYS_AMASK0              CONFIG_SYS_NOR_AMASK
 #define CONFIG_SYS_CSOR0               CONFIG_SYS_NOR_CSOR
 #define CONFIG_SYS_CS1_FTIM1           CONFIG_SYS_NAND_FTIM1
 #define CONFIG_SYS_CS1_FTIM2           CONFIG_SYS_NAND_FTIM2
 #define CONFIG_SYS_CS1_FTIM3           CONFIG_SYS_NAND_FTIM3
+#endif
 
 /* CPLD on IFC, selected by CS2 */
 #define CONFIG_SYS_CPLD_BASE           0xffdf0000
 #define CONFIG_SYS_INIT_SP_OFFSET      CONFIG_SYS_GBL_DATA_OFFSET
 
 #define CONFIG_SYS_MONITOR_LEN         (512 * 1024)
-#define CONFIG_SYS_MALLOC_LEN          (1024 * 1024)
+#define CONFIG_SYS_MALLOC_LEN          (2 * 1024 * 1024)
+
+/*
+ * Config the L2 Cache as L2 SRAM
+ */
+#if defined(CONFIG_SPL_BUILD)
+#if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
+#define CONFIG_SYS_INIT_L2_ADDR                0xf8f80000
+#define CONFIG_SYS_INIT_L2_ADDR_PHYS   CONFIG_SYS_INIT_L2_ADDR
+#define CONFIG_SYS_L2_SIZE             (256 << 10)
+#define CONFIG_SYS_INIT_L2_END (CONFIG_SYS_INIT_L2_ADDR + CONFIG_SYS_L2_SIZE)
+#define CONFIG_SPL_RELOC_TEXT_BASE     0xf8f81000
+#define CONFIG_SPL_RELOC_STACK         (CONFIG_SYS_INIT_L2_ADDR + 128 * 1024)
+#define CONFIG_SPL_RELOC_STACK_SIZE    (32 << 10)
+#define CONFIG_SPL_RELOC_MALLOC_ADDR   (CONFIG_SYS_INIT_L2_ADDR + 160 * 1024)
+#define CONFIG_SPL_RELOC_MALLOC_SIZE   (96 << 10)
+#define CONFIG_SPL_GD_ADDR             (CONFIG_SYS_INIT_L2_ADDR + 112 * 1024)
+#elif defined(CONFIG_NAND)
+#ifdef CONFIG_TPL_BUILD
+#define CONFIG_SYS_INIT_L2_ADDR                0xf8f80000
+#define CONFIG_SYS_INIT_L2_ADDR_PHYS   CONFIG_SYS_INIT_L2_ADDR
+#define CONFIG_SYS_L2_SIZE             (256 << 10)
+#define CONFIG_SYS_INIT_L2_END (CONFIG_SYS_INIT_L2_ADDR + CONFIG_SYS_L2_SIZE)
+#define CONFIG_SPL_RELOC_TEXT_BASE     0xf8f81000
+#define CONFIG_SPL_RELOC_STACK         (CONFIG_SYS_INIT_L2_ADDR + 192 * 1024)
+#define CONFIG_SPL_RELOC_MALLOC_ADDR   (CONFIG_SYS_INIT_L2_ADDR + 208 * 1024)
+#define CONFIG_SPL_RELOC_MALLOC_SIZE   (48 << 10)
+#define CONFIG_SPL_GD_ADDR             (CONFIG_SYS_INIT_L2_ADDR + 176 * 1024)
+#else
+#define CONFIG_SYS_INIT_L2_ADDR                0xf8f80000
+#define CONFIG_SYS_INIT_L2_ADDR_PHYS   CONFIG_SYS_INIT_L2_ADDR
+#define CONFIG_SYS_L2_SIZE             (256 << 10)
+#define CONFIG_SYS_INIT_L2_END (CONFIG_SYS_INIT_L2_ADDR + CONFIG_SYS_L2_SIZE)
+#define CONFIG_SPL_RELOC_TEXT_BASE     (CONFIG_SYS_INIT_L2_END - 0x3000)
+#define CONFIG_SPL_RELOC_STACK         ((CONFIG_SYS_INIT_L2_END - 1) & ~0xF)
+#endif
+#endif
+#endif
 
 /* Serial Port */
 #define CONFIG_CONS_INDEX      1
 #define CONFIG_SYS_NS16550_REG_SIZE    1
 #define CONFIG_SYS_NS16550_CLK         get_bus_freq(0)
 
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_INIT_MINIMAL)
+#define CONFIG_NS16550_MIN_FUNCTIONS
+#endif
+
 #define CONFIG_SERIAL_MULTI            /* Enable both serial ports */
 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
 
 #define CONFIG_ENV_SECT_SIZE   0x10000
 #define CONFIG_ENV_SIZE                0x2000
 #endif
+#elif defined(CONFIG_NAND)
+#define CONFIG_ENV_IS_IN_NAND
+#ifdef CONFIG_TPL_BUILD
+#define CONFIG_ENV_SIZE                0x2000
+#define CONFIG_ENV_ADDR                (CONFIG_SYS_INIT_L2_ADDR + (160 << 10))
+#else
+#define CONFIG_ENV_SIZE                CONFIG_SYS_NAND_BLOCK_SIZE
+#define CONFIG_ENV_RANGE       CONFIG_ENV_SIZE
+#endif
+#define CONFIG_ENV_OFFSET      CONFIG_SYS_NAND_BLOCK_SIZE
 #else
 #define CONFIG_ENV_IS_IN_FLASH
 #if CONFIG_SYS_MONITOR_BASE > 0xfff80000