This patch configures U-Boot SPL for DHCOR SoM to permit DFU upload of
SPL and subsequent u-boot.itb for recovery or commissioning purposes.
To start U-Boot on DHCOR based board, e.g. Avenger96, proceed as follows:
- Install dfu-util on the host PC (in debian this is package 'dfu-util')
- Power off the Avenger96 board.
- Connect both USB-serial console and USB-OTG microB ports to host PC.
- Switch Avenger96 to USB boot mode -- BOOT0..2 switches all set to 0.
- Power on the Avenger96 board.
- Verify using '$ dmesg' that a new device has been detected as follows:
New USB device found, idVendor=0483, idProduct=df11, bcdDevice= 2.00
New USB device strings: Mfr=1, Product=2, SerialNumber=3
Product: DFU in HS Mode @Device ID /0x500, @Revision ID /0x0000
Manufacturer: STMicroelectronics
- Upload U-Boot SPL:
$ dfu-util -a 1 -D u-boot-spl.stm32
- Upload U-Boot proper:
$ dfu-util -a 0 -D u-boot.itb
- At this point, SPL will wait for user to press "Ctrl-C" on serial
console. When ready to interact with U-Boot, press Ctrl-C to start
the bootloader.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Patrice Chotard <patrice.chotard@foss.st.com>
Cc: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
&i2c4 {
u-boot,dm-pre-reloc;
&i2c4 {
u-boot,dm-pre-reloc;
&pmic {
u-boot,dm-pre-reloc;
&pmic {
u-boot,dm-pre-reloc;
+ u-boot,dm-spl;
+
+ regulators {
+ u-boot,dm-spl;
+ };
+};
+
+&pwr_regulators {
+ u-boot,dm-spl;
u-boot,dm-pre-reloc;
};
};
u-boot,dm-pre-reloc;
};
};
+
+®11 {
+ u-boot,dm-spl;
+};
+
+®18 {
+ u-boot,dm-spl;
+};
+
+&usbotg_hs {
+ u-boot,dm-spl;
+};
+
+&usbphyc {
+ u-boot,dm-spl;
+};
+
+&usbphyc_port0 {
+ u-boot,dm-spl;
+};
+
+&usbphyc_port1 {
+ u-boot,dm-spl;
+};
+
+&vdd_io {
+ u-boot,dm-spl;
+};
+
+&vdd_usb {
+ u-boot,dm-spl;
+};
CONFIG_SYS_LOAD_ADDR=0xc2000000
CONFIG_FIT=y
CONFIG_SPL_LOAD_FIT=y
CONFIG_SYS_LOAD_ADDR=0xc2000000
CONFIG_FIT=y
CONFIG_SPL_LOAD_FIT=y
+CONFIG_SPL_LOAD_FIT_ADDRESS=0xc1000000
CONFIG_SPL_FIT_SOURCE="board/dhelectronics/dh_stm32mp1/u-boot-dhcor.its"
# CONFIG_USE_SPL_FIT_GENERATOR is not set
CONFIG_BOOTDELAY=1
CONFIG_SPL_FIT_SOURCE="board/dhelectronics/dh_stm32mp1/u-boot-dhcor.its"
# CONFIG_USE_SPL_FIT_GENERATOR is not set
CONFIG_BOOTDELAY=1
CONFIG_SPL_LEGACY_IMAGE_SUPPORT=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION=3
CONFIG_SPL_LEGACY_IMAGE_SUPPORT=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION=3
+CONFIG_SPL_ENV_SUPPORT=y
CONFIG_SPL_I2C=y
CONFIG_SPL_MTD_SUPPORT=y
CONFIG_SPL_DM_SPI_FLASH=y
CONFIG_SPL_POWER=y
CONFIG_SPL_I2C=y
CONFIG_SPL_MTD_SUPPORT=y
CONFIG_SPL_DM_SPI_FLASH=y
CONFIG_SPL_POWER=y
+CONFIG_SPL_RAM_SUPPORT=y
+CONFIG_SPL_RAM_DEVICE=y
CONFIG_SPL_SPI_FLASH_MTD=y
CONFIG_SYS_SPI_U_BOOT_OFFS=0x80000
CONFIG_SPL_SPI_FLASH_MTD=y
CONFIG_SYS_SPI_U_BOOT_OFFS=0x80000
+CONFIG_SPL_USB_GADGET=y
+CONFIG_SPL_DFU=y
CONFIG_SYS_PROMPT="STM32MP> "
# CONFIG_CMD_ELF is not set
# CONFIG_CMD_EXPORTENV is not set
CONFIG_SYS_PROMPT="STM32MP> "
# CONFIG_CMD_ELF is not set
# CONFIG_CMD_EXPORTENV is not set
CONFIG_ENV_IS_IN_SPI_FLASH=y
CONFIG_SYS_REDUNDAND_ENVIRONMENT=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_ENV_IS_IN_SPI_FLASH=y
CONFIG_SYS_REDUNDAND_ENVIRONMENT=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_SPL_ENV_IS_NOWHERE=y
CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_IP_DEFRAG=y
CONFIG_TFTP_BLOCKSIZE=1536
CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_IP_DEFRAG=y
CONFIG_TFTP_BLOCKSIZE=1536
CONFIG_DFU_MMC=y
CONFIG_DFU_MTD=y
CONFIG_DFU_RAM=y
CONFIG_DFU_MMC=y
CONFIG_DFU_MTD=y
CONFIG_DFU_RAM=y
CONFIG_GPIO_HOG=y
CONFIG_DM_HWSPINLOCK=y
CONFIG_HWSPINLOCK_STM32=y
CONFIG_GPIO_HOG=y
CONFIG_DM_HWSPINLOCK=y
CONFIG_HWSPINLOCK_STM32=y
CONFIG_DM_ETH=y
CONFIG_DWC_ETH_QOS=y
CONFIG_PHY=y
CONFIG_DM_ETH=y
CONFIG_DWC_ETH_QOS=y
CONFIG_PHY=y
CONFIG_PHY_STM32_USBPHYC=y
CONFIG_PINCONF=y
# CONFIG_SPL_PINCTRL_FULL is not set
CONFIG_PINCTRL_STMFX=y
CONFIG_DM_PMIC=y
CONFIG_PHY_STM32_USBPHYC=y
CONFIG_PINCONF=y
# CONFIG_SPL_PINCTRL_FULL is not set
CONFIG_PINCTRL_STMFX=y
CONFIG_DM_PMIC=y
-# CONFIG_SPL_PMIC_CHILDREN is not set
CONFIG_PMIC_STPMIC1=y
CONFIG_DM_REGULATOR=y
CONFIG_PMIC_STPMIC1=y
CONFIG_DM_REGULATOR=y
+CONFIG_SPL_DM_REGULATOR=y
CONFIG_DM_REGULATOR_FIXED=y
CONFIG_DM_REGULATOR_GPIO=y
CONFIG_DM_REGULATOR_STM32_VREFBUF=y
CONFIG_DM_REGULATOR_STPMIC1=y
CONFIG_DM_REGULATOR_FIXED=y
CONFIG_DM_REGULATOR_GPIO=y
CONFIG_DM_REGULATOR_STM32_VREFBUF=y
CONFIG_DM_REGULATOR_STPMIC1=y
+CONFIG_SPL_DM_REGULATOR_STPMIC1=y
CONFIG_REMOTEPROC_STM32_COPRO=y
CONFIG_DM_RTC=y
CONFIG_RTC_STM32=y
CONFIG_REMOTEPROC_STM32_COPRO=y
CONFIG_DM_RTC=y
CONFIG_RTC_STM32=y
CONFIG_SYSRESET_SYSCON=y
CONFIG_USB=y
CONFIG_DM_USB_GADGET=y
CONFIG_SYSRESET_SYSCON=y
CONFIG_USB=y
CONFIG_DM_USB_GADGET=y
+CONFIG_SPL_DM_USB_GADGET=y
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_EHCI_GENERIC=y
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_EHCI_GENERIC=y
CONFIG_USB_HOST_ETHER=y
CONFIG_USB_ETHER_ASIX=y
CONFIG_USB_GADGET=y
CONFIG_USB_HOST_ETHER=y
CONFIG_USB_ETHER_ASIX=y
CONFIG_USB_GADGET=y
/* PHY needs a longer autoneg timeout */
#define PHY_ANEG_TIMEOUT 20000
/* PHY needs a longer autoneg timeout */
#define PHY_ANEG_TIMEOUT 20000
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "dfu_alt_info_ram=u-boot.itb ram " \
+ __stringify(CONFIG_SPL_LOAD_FIT_ADDRESS) \
+ " 0x800000\0"
+#endif
+
#define STM32MP_BOARD_EXTRA_ENV \
"usb_pgood_delay=1000\0" \
"update_sf=" /* Erase SPI NOR and install U-Boot from SD */ \
#define STM32MP_BOARD_EXTRA_ENV \
"usb_pgood_delay=1000\0" \
"update_sf=" /* Erase SPI NOR and install U-Boot from SD */ \