Hi Nuvoton,
https://www.nuvoton.com/support/video-zone/search/youtube-V-_VGHG7B4GUk/?listId=
watched the video and followed it.
SPI_FLASH m25p80 -> w25q256
Spi_env.txt
//======================================================
baudrate=115200
bootdelay=1
stderr=serial
stdin=serial
stdout=serial
ethact=emac
ethaddr=00:00:00:11:66:88
setspi=sf probe 0 50000000
loadkernel=sf read 0x7fc0 0x200000 0x2000000
bootcmd=run setspi;run loadkernel;bootm 0x7fc0
bootargs=noinitrd root=/dev/mtdblock2 rw rootfstype=jffs2 console=ttyS0 rdinit=/sbin/init mem=64M mtdparts=w25q256:0x200000@0x0(u-boot),0x2000000@0x200000(kernel),-(user) ignore_loglevel
Which part do I need to fix?
-
I have installed bsp
/NUC970_Buildroot-master/ install_nuc970_bsp.sh
-
compile u-boot
include/configs/ nuc970_evb.h - Modified
NUC970 N9H30 U-Boot v2016_11 User Manual EN.pdf document and set up
[N9H30_BSP]# make distclean
[N9H30_BSP]# make n9h30_defconfig (for N9H30)
[N9H30_BSP]# make menuconfig
NUC970 N9H30 U-Boot v2016_11 User Manual EN.pdf
1.4 Add SPI configuration spi settings
define CONFIG_SYS_USE_SPIFLASH
/*#define CONFIG_ENV_IS_IN_NAND */
#define CONFIG_ENV_IS_IN_SPI_FLASH
...........
Other content has been corrected as well.
[N9H30_BSP]# make
Output file
u-boot.bin(509K) / u-boot-nodtb.bin(509K) / u-boot-spl.bin(17K) / u-boot-spl-nodtb.bin(17K)
- compile Kernel
[N9H30_BSP]# make distclean
make n9h30f6_defconfig
Refer to N9H30 Linux BSP User Manual EN.pdf and set from 5.3.1 Basic Configuration of System
Boot Options – root file system is based on JFFS2 (SPI Flash)
General setup ---> [ ] Initial RAM filesystem and RAM disk (initramfs/initrd) support
Boot options ---> (root=/dev/mtdblock1 rw rootfstype=jffs2 console=ttyS0,115200n8 rdinit=/sbin/init mem=64M) Default kernel command string Kernel command line type (Use bootloader arguments if available) --->
SPI_FLASH m25p80 w25q256
arch/arm/mach-nuc970/dev.c - Modified
#ifdef CONFIG_MTD_M25P80
static struct mtd_partition nuc970_spi0_flash_partitions[] = {
#ifdef CONFIG_BOARD_ETH2UART
{
.name = "kernel",
.size = 0x0800000,
.offset = 0x1000000,
},
{
.name = "rootfs",
.size = 0x0800000,
.offset = 0x1800000,
},
{
.name = "SPI flash",
.size = 0x2000000,
.offset = 0,
},
#else
{
.name = "kernel",
.size = 0x0800000,
.offset = 0,
},
{
.name = "rootfs",
.size = 0x0800000,
.offset = 0x0800000,
},
{
.name = "SPI flash",
.size = 0x2000000,
.offset = 0,
},
#endif
};
static struct flash_platform_data nuc970_spi0_flash_data = {
.name = "w25q256",
.parts = nuc970_spi0_flash_partitions,
.nr_parts = ARRAY_SIZE(nuc970_spi0_flash_partitions),
.type = "w25q256",
};
static struct mtd_partition nuc970_spi1_flash_partitions[] = {
{
.name = "SPI flash",
.size = 0x2000000,
.offset = 0,
},
};
static struct flash_platform_data nuc970_spi1_flash_data = {
.name = "w25q256",
.parts = nuc970_spi1_flash_partitions,
.nr_parts = ARRAY_SIZE(nuc970_spi1_flash_partitions),
.type = "w25q256",
};
I didn't know, so I modified spi0 spi1 to be the same.
[N9H30_BSP]# make
Output file
n9h30image / zImage / Image / vmlinux
- Download(Are you downloading the right file?)
./nuwriter -m spi -d N9H30F61IEC.ini -t uboot -a 0xE00000 -w ../image_temp/u-boot.bin -v
./nuwriter -m spi -d N9H30F61IEC.ini -t env -a 0x80000 -w ../image_temp/Spi_env.txt -v
./nuwriter -m spi -d N9H30F61IEC.ini -t data -a 0x200000 -w ../image_temp/n9h30image –v
Spi_env.txt
//======================================================
baudrate=115200
bootdelay=1
stderr=serial
stdin=serial
stdout=serial
ethact=emac
ethaddr=00:00:00:11:66:88
setspi=sf probe 0 50000000
loadkernel=sf read 0x7fc0 0x200000 0x2000000
bootcmd=run setspi;run loadkernel;bootm 0x7fc0
bootargs=root=/dev/mtdblock1 rw rootfstype=jffs2 console=ttyS0,115200n8 rdinit=/sbin/init mem=64M mtdparts=w25q256:0x200000@0x0(u-boot),0x2000000@0x200000(kernel),-(user) ignore_loglevel
---- It works like below.
Wrong Image Format for bootm command
ERROR: can't get kernel image!
Which part do I need to fix?
thank you
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