From: Mathieu Dubois-Briand Date: Mon, 15 Sep 2025 12:57:02 +0000 (+0200) Subject: imx93_frdm: Add support for flashing board with UUU X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8918b60e33157dd6abaaf11ea24437da133eed0a;p=pandora-u-boot.git imx93_frdm: Add support for flashing board with UUU Allow to flash a board using NXP UUU utility: - Enable fastboot support on USB. - Add fastboot partition aliases with names used by UUU. Also add extra environment variables used by UUU. - Set 'dofastboot' environment variable based on boot device configuration, allowing to automatically enter fastboot when booting from USB. Signed-off-by: Mathieu Dubois-Briand --- diff --git a/board/freescale/imx93_frdm/imx93_frdm.c b/board/freescale/imx93_frdm/imx93_frdm.c index c74fd85712f..c436ac6aa47 100644 --- a/board/freescale/imx93_frdm/imx93_frdm.c +++ b/board/freescale/imx93_frdm/imx93_frdm.c @@ -10,6 +10,7 @@ #include #include #include +#include #include #include @@ -55,5 +56,10 @@ int board_late_init(void) env_set("board_rev", "iMX93"); } + if (get_boot_device() == USB_BOOT) { + printf("USB boot detected. Will enter fasboot mode\n"); + env_set_ulong("dofastboot", 1); + } + return 0; } diff --git a/board/freescale/imx93_frdm/imx93_frdm.env b/board/freescale/imx93_frdm/imx93_frdm.env index 528a953c8df..111f38ed72a 100644 --- a/board/freescale/imx93_frdm/imx93_frdm.env +++ b/board/freescale/imx93_frdm/imx93_frdm.env @@ -19,8 +19,16 @@ kernel_addr_r=CONFIG_SYS_LOAD_ADDR loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image} loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr_r} ${fdtfile} boot_os=booti ${loadaddr} - ${fdt_addr_r} +fastboot_partition_alias_all=0:0 +fastboot_partition_alias_bootloader=0.1 +emmc_dev=0 +sd_dev=1 +dofastboot=0 bsp_bootcmd= + if test ${dofastboot} = 1; then + fastboot 0; + fi; echo Running BSP bootcmd ...; mmc dev ${mmcdev}; run mmcargs; diff --git a/configs/imx93_frdm_defconfig b/configs/imx93_frdm_defconfig index 4f837ca9282..eddd36c618d 100644 --- a/configs/imx93_frdm_defconfig +++ b/configs/imx93_frdm_defconfig @@ -30,6 +30,7 @@ CONFIG_EFI_VAR_BUF_SIZE=139264 CONFIG_EFI_RUNTIME_UPDATE_CAPSULE=y CONFIG_EFI_CAPSULE_ON_DISK=y CONFIG_EFI_CAPSULE_FIRMWARE_RAW=y +# CONFIG_ANDROID_BOOT_IMAGE is not set CONFIG_BOOTCOMMAND="bootflow scan -lb; run bsp_bootcmd" CONFIG_DEFAULT_FDT_FILE="imx93-11x11-frdm.dtb" CONFIG_SYS_CBSIZE=2048 @@ -58,6 +59,7 @@ CONFIG_CMD_ERASEENV=y CONFIG_CMD_NVEDIT_EFI=y # CONFIG_CMD_CRC32 is not set CONFIG_CMD_MEMTEST=y +# CONFIG_CMD_BIND is not set CONFIG_CMD_CLK=y CONFIG_CMD_DFU=y CONFIG_CMD_FUSE=y @@ -91,6 +93,11 @@ CONFIG_ADC_IMX93=y CONFIG_SPL_CLK_IMX93=y CONFIG_CLK_IMX93=y CONFIG_DFU_MMC=y +CONFIG_USB_FUNCTION_FASTBOOT=y +CONFIG_FASTBOOT_BUF_ADDR=0x82800000 +CONFIG_FASTBOOT_FLASH=y +CONFIG_FASTBOOT_UUU_SUPPORT=y +CONFIG_FASTBOOT_FLASH_MMC_DEV=0 CONFIG_IMX_RGPIO2P=y CONFIG_DM_PCA953X=y CONFIG_DM_I2C=y @@ -116,6 +123,13 @@ CONFIG_SYSRESET=y CONFIG_SYSRESET_CMD_POWEROFF=y CONFIG_SYSRESET_PSCI=y CONFIG_DM_THERMAL=y +CONFIG_USB=y +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_GADGET=y +CONFIG_USB_GADGET_MANUFACTURER="FSL" +CONFIG_USB_GADGET_VENDOR_NUM=0x0525 +CONFIG_USB_GADGET_PRODUCT_NUM=0x0152 +CONFIG_CI_UDC=y CONFIG_ULP_WATCHDOG=y CONFIG_WDT=y CONFIG_SHA384=y diff --git a/doc/board/nxp/imx93_frdm.rst b/doc/board/nxp/imx93_frdm.rst index a1f526fd4cc..3c3e5f49b04 100644 --- a/doc/board/nxp/imx93_frdm.rst +++ b/doc/board/nxp/imx93_frdm.rst @@ -13,6 +13,7 @@ Quick Start - Get ahab-container.img - Build U-Boot - Boot from the SD card +- Boot using USB serial download (uuu) Get and Build the ARM Trusted firmware -------------------------------------- @@ -73,3 +74,24 @@ Boot from the SD card at /dev/ttyACM0. - Power on the board by connecting a USB Type-C cable into the P1 Power USB Port. + +Boot using USB serial download (uuu) +------------------------------------ + +- Configure SW1 boot switches to serial download boot mode: + 0001 SW1[3:0] - ("Serial downloader (USB)" Boot Mode) +- Plug USB Type-C cable into the P2 device port. +- Connect a USB Type-C cable into the P16 Debug USB Port and connect + using a terminal emulator at 115200 bps, 8n1. The console will show up + at /dev/ttyACM0. +- Power on the board by connecting a USB Type-C cable into the P1 + Power USB Port. +- Use NXP Universal Update Utility `NXP Universal Update Utility`_ to boot or + flash the device. E.g. following command can be used to flash an image onto + the eMMC storage: + +.. code-block:: bash + + $ uuu -V -b emmc_all + +.. _`NXP Universal Update Utility`: https://github.com/nxp-imx/mfgtools