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Thu, 21 Apr 2022 10:24:26 -0700 (PDT) From: Fabio Estevam To: sbabic@denx.de Cc: peng.fan@nxp.com, u-boot@lists.denx.de, aford173@gmail.com, michael@amarulasolutions.com, marex@denx.de, Fabio Estevam Subject: [PATCH v2 1/2] imx8mn_ddr4_evk: Add USB Mass Storage support Date: Thu, 21 Apr 2022 14:24:10 -0300 Message-Id: <20220421172411.1319053-1-festevam@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.5 at phobos.denx.de X-Virus-Status: Clean From: Fabio Estevam Add USB Mass Storage support, which is a convenient way to flash the eMMC card, for example. Signed-off-by: Fabio Estevam --- Changes since v1: - None configs/imx8mn_ddr4_evk_defconfig | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/configs/imx8mn_ddr4_evk_defconfig b/configs/imx8mn_ddr4_evk_defconfig index 917cdb5aa9d9..065f7392b706 100644 --- a/configs/imx8mn_ddr4_evk_defconfig +++ b/configs/imx8mn_ddr4_evk_defconfig @@ -42,6 +42,8 @@ CONFIG_CMD_FUSE=y CONFIG_CMD_GPIO=y CONFIG_CMD_I2C=y CONFIG_CMD_MMC=y +CONFIG_CMD_USB=y +CONFIG_CMD_USB_MASS_STORAGE=y CONFIG_CMD_CACHE=y CONFIG_CMD_REGULATOR=y CONFIG_CMD_EXT4_WRITE=y @@ -82,4 +84,14 @@ CONFIG_SPL_SYSRESET=y CONFIG_SYSRESET_PSCI=y CONFIG_SYSRESET_WATCHDOG=y CONFIG_DM_THERMAL=y +CONFIG_USB=y +# CONFIG_SPL_DM_USB is not set +CONFIG_USB_EHCI_HCD=y +CONFIG_MXC_USB_OTG_HACTIVE=y +CONFIG_USB_GADGET=y +CONFIG_USB_GADGET_MANUFACTURER="FSL" +CONFIG_USB_GADGET_VENDOR_NUM=0x0525 +CONFIG_USB_GADGET_PRODUCT_NUM=0xa4a5 +CONFIG_CI_UDC=y +CONFIG_USB_GADGET_DOWNLOAD=y CONFIG_IMX_WATCHDOG=y From patchwork Thu Apr 21 17:24:11 2022 Content-Type: text/plain; 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Thu, 21 Apr 2022 10:24:29 -0700 (PDT) From: Fabio Estevam To: sbabic@denx.de Cc: peng.fan@nxp.com, u-boot@lists.denx.de, aford173@gmail.com, michael@amarulasolutions.com, marex@denx.de, Fabio Estevam Subject: [PATCH v2 2/2] imx8mn/8mp: Allow booting via USB Date: Thu, 21 Apr 2022 14:24:11 -0300 Message-Id: <20220421172411.1319053-2-festevam@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220421172411.1319053-1-festevam@gmail.com> References: <20220421172411.1319053-1-festevam@gmail.com> MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.5 at phobos.denx.de X-Virus-Status: Clean From: Fabio Estevam When trying to boot via USB on i.MX8MN it is necessary to specify the U-Boot environment location, otherwise the boot process simply hangs. Specify the environment location when booting from USB. Tested on a imx8mn-evk. Suggested-by: Michael Nazzareno Trimarchi Signed-off-by: Fabio Estevam --- Changes since v1: - Handle the env selection for the USB_BOOT case (Michael). arch/arm/mach-imx/imx8m/soc.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c index 7059d87e336b..34f8475bca46 100644 --- a/arch/arm/mach-imx/imx8m/soc.c +++ b/arch/arm/mach-imx/imx8m/soc.c @@ -1536,6 +1536,14 @@ enum env_location arch_env_get_location(enum env_operation op, int prio) return ENVL_UNKNOWN; switch (dev) { + case USB_BOOT: + if (IS_ENABLED(CONFIG_ENV_IS_IN_SPI_FLASH)) + return ENVL_SPI_FLASH; + if (IS_ENABLED(CONFIG_ENV_IS_IN_NAND)) + return ENVL_NAND; + if (IS_ENABLED(CONFIG_ENV_IS_IN_MMC)) + return ENVL_MMC; + return ENVL_NOWHERE; case QSPI_BOOT: case SPI_NOR_BOOT: if (IS_ENABLED(CONFIG_ENV_IS_IN_SPI_FLASH))