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bh=xzJflR+qqPS8kINMEJXcY04FJXG4qcO+YHcJgic9JQw=; b=GYqQU46KrVE+XGGSBzgL/GnCTs YA4Q+ObtA7k8EO9QU/NK57jStXvnihzsk8PbV5ylHVMyfTd+uB5GTb+NyVDRXbAti+sfDc2IFUUgl 08shE8x59xK+E2DMbzLFCsUiFSlmA9qLXdJX2RRTKP3CV1GUu4Iaa0Q40nEc7B0sVy+U=; Received: from [82.59.186.57] (port=60149 helo=bywater) by esm19.siteground.biz with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.98.1) (envelope-from ) id 1vQnI4-000000005SG-1R3v; Wed, 03 Dec 2025 13:53:08 +0000 Date: Wed, 3 Dec 2025 14:53:06 +0100 From: Francesco Valla To: Joseph Guo Cc: "NXP i.MX U-Boot Team" , u-boot@lists.denx.de, Stefano Babic , Fabio Estevam , Tom Rini , Peng Fan , Sumit Garg , Ye Li , Alice Guo , Adam Ford , Sam Protsenko , Marek Vasut , Simon Glass , Mathieu Dubois-Briand , Jacky Bai , Justin Jiang Subject: Re: [PATCH v2 2/2] imx: Support i.MX91 11x11 FRDM board Message-ID: References: <20251202-imx91_frdm-v2-0-992b8aa99375@nxp.com> <20251202-imx91_frdm-v2-2-992b8aa99375@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251202-imx91_frdm-v2-2-992b8aa99375@nxp.com> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - esm19.siteground.biz X-AntiAbuse: Original Domain - lists.denx.de X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - valla.it X-Source: X-Source-Args: X-Source-Dir: X-SGantispam-id: 9cd97cb2b0e2aa6f7f926db1417b720d AntiSpam-DLS: false AntiSpam-DLSP: AntiSpam-DLSRS: AntiSpam-TS: 1.0 CFBL-Address: feedback@antispam.mailspamprotection.com; report=arf CFBL-Feedback-ID: 1vQnIA-0000000B4TJ-3RJg-feedback@antispam.mailspamprotection.com Authentication-Results: outgoing.instance-europe-west4-vhs9.prod.antispam.mailspamprotection.com; iprev=pass (214.173.214.35.bc.googleusercontent.com) smtp.remote-ip=35.214.173.214; auth=pass (LOGIN) smtp.auth=esm19.siteground.biz; dkim=pass header.d=valla.it header.s=default header.a=rsa-sha256; arc=none 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 0.103.8 at phobos.denx.de X-Virus-Status: Clean Hello Joseph, On Tue, Dec 02, 2025 at 07:05:03PM +0900, Joseph Guo wrote: > Add i.MX91 11x11 FRDM Board support. > - Four ddr scripts included w/o inline ecc feature. Support > both 1gb and 2gb DDR > - SDHC/EQOS/I2C/UART supported > - PCA9451 supported, default nominal drive mode > - Documentation added. > > Signed-off-by: Joseph Guo > --- > Changes in v2: > - correct commit message 'EVK' to 'FRDM' > - use #include in ecc config file > - add ecc description in README > - drop extraneous includes > - rename 'imx91_frdm.rst' to 'imx91_11x11_frdm.rst' > - drop IMX91_FRDM_LPDDR4 symbol > - drop bootph- property > --- > arch/arm/dts/imx91-11x11-frdm-u-boot.dtsi | 51 + > arch/arm/mach-imx/imx9/Kconfig | 9 + > board/freescale/imx91_frdm/Kconfig | 12 + > board/freescale/imx91_frdm/MAINTAINERS | 7 + > board/freescale/imx91_frdm/Makefile | 16 + > board/freescale/imx91_frdm/imx91_frdm.c | 25 + > board/freescale/imx91_frdm/imx91_frdm.env | 88 + > .../imx91_frdm/lpddr4_2400mts_1gb_timing.c | 1996 ++++++++++++++++++++ > .../imx91_frdm/lpddr4_2400mts_2gb_timing.c | 1996 ++++++++++++++++++++ > .../imx91_frdm/lpddr4_2400mts_ecc_1gb_timing.c | 1996 ++++++++++++++++++++ > .../imx91_frdm/lpddr4_2400mts_ecc_2gb_timing.c | 1996 ++++++++++++++++++++ > board/freescale/imx91_frdm/lpddr4_timing.h | 12 + > board/freescale/imx91_frdm/spl.c | 193 ++ > configs/imx91_11x11_frdm_defconfig | 143 ++ > configs/imx91_11x11_frdm_inline_ecc_defconfig | 3 + > doc/board/nxp/imx91_11x11_frdm.rst | 100 + > doc/board/nxp/index.rst | 1 + > include/configs/imx91_frdm.h | 25 + > 18 files changed, 8669 insertions(+) > > diff --git a/arch/arm/dts/imx91-11x11-frdm-u-boot.dtsi b/arch/arm/dts/imx91-11x11-frdm-u-boot.dtsi > new file mode 100644 > index 0000000000000000000000000000000000000000..2541d808aa084fb68a047c74b21daf8af044cc84 > --- /dev/null > +++ b/arch/arm/dts/imx91-11x11-frdm-u-boot.dtsi > @@ -0,0 +1,51 @@ > +// SPDX-License-Identifier: GPL-2.0+ > +/* > + * Copyright 2025 NXP > + */ > + > +#include "imx91-u-boot.dtsi" > + > +/ { > + wdt-reboot { > + compatible = "wdt-reboot"; > + wdt = <&wdog3>; > + bootph-pre-ram; > + bootph-some-ram; > + }; > + > + firmware { > + optee { > + compatible = "linaro,optee-tz"; > + method = "smc"; > + }; > + }; > +}; > + > +&usdhc2 { > + fsl,signal-voltage-switch-extra-delay-ms = <8>; > +}; > + > +&fec { > + compatible = "fsl,imx91-fec", "fsl,imx93-fec", "fsl,imx8mq-fec"; > + phy-reset-gpios = <&pcal6524 16 GPIO_ACTIVE_LOW>; > + phy-reset-duration = <15>; > + phy-reset-post-delay = <100>; > +}; > + > +ðphy1 { > + reset-gpios = <&pcal6524 15 GPIO_ACTIVE_LOW>; > + reset-assert-us = <15000>; > + reset-deassert-us = <100000>; > +}; > + > +&s4muap { > + bootph-pre-ram; > + bootph-some-ram; > + status = "okay"; > +}; > + > +&clk { > + /delete-property/ assigned-clocks; > + /delete-property/ assigned-clock-rates; > + /delete-property/ assigned-clock-parents; > +}; > diff --git a/arch/arm/mach-imx/imx9/Kconfig b/arch/arm/mach-imx/imx9/Kconfig > index d9725a96043657768af424ffe8efed7155c78f69..1ac3e583068bc14444e5f68c3a79b21ddbfc24a0 100644 > --- a/arch/arm/mach-imx/imx9/Kconfig > +++ b/arch/arm/mach-imx/imx9/Kconfig > @@ -61,6 +61,14 @@ config TARGET_IMX91_11X11_EVK > imply BOOTSTD_FULL > imply BOOTSTD_BOOTCOMMAND > > +config TARGET_IMX91_11X11_FRDM > + bool "imx91_11x11_frdm" > + select OF_BOARD_FIXUP > + select IMX91 > + select IMX9_LPDDR4X > + imply BOOTSTD_FULL > + imply BOOTSTD_BOOTCOMMAND > + > config TARGET_IMX93_9X9_QSB > bool "imx93_qsb" > select OF_BOARD_FIXUP > @@ -139,6 +147,7 @@ config TARGET_TORADEX_SMARC_IMX95 > endchoice > > source "board/freescale/imx91_evk/Kconfig" > +source "board/freescale/imx91_frdm/Kconfig" > source "board/freescale/imx93_evk/Kconfig" > source "board/freescale/imx93_frdm/Kconfig" > source "board/freescale/imx93_qsb/Kconfig" > diff --git a/board/freescale/imx91_frdm/Kconfig b/board/freescale/imx91_frdm/Kconfig > new file mode 100644 > index 0000000000000000000000000000000000000000..68f4bb5c7ecda2b0847ecfd10f954283c4068960 > --- /dev/null > +++ b/board/freescale/imx91_frdm/Kconfig > @@ -0,0 +1,12 @@ > +if TARGET_IMX91_11X11_FRDM > + > +config SYS_BOARD > + default "imx91_frdm" > + > +config SYS_VENDOR > + default "freescale" > + > +config SYS_CONFIG_NAME > + default "imx91_frdm" > + > +endif > diff --git a/board/freescale/imx91_frdm/MAINTAINERS b/board/freescale/imx91_frdm/MAINTAINERS > new file mode 100644 > index 0000000000000000000000000000000000000000..bf5320f03dbb78e97e1e990408d43dc89054e397 > --- /dev/null > +++ b/board/freescale/imx91_frdm/MAINTAINERS > @@ -0,0 +1,7 @@ > +FRDM-IMX91 BOARD > +M: Joseph Guo > +S: Maintained > +F: board/freescale/imx91_frdm/ > +F: include/configs/imx91_frdm.h > +F: configs/imx91_11x11_frdm_defconfig > +F: configs/imx91_11x11_frdm_inline_ecc_defconfig > diff --git a/board/freescale/imx91_frdm/Makefile b/board/freescale/imx91_frdm/Makefile > new file mode 100644 > index 0000000000000000000000000000000000000000..75510b13b44ead742b5c463ba5e520e0d33a64f7 > --- /dev/null > +++ b/board/freescale/imx91_frdm/Makefile > @@ -0,0 +1,16 @@ > +# > +# Copyright 2025 NXP > +# > +# SPDX-License-Identifier: GPL-2.0+ > +# > + > +obj-y += imx91_frdm.o > + > +ifdef CONFIG_SPL_BUILD > +obj-y += spl.o > +ifdef CONFIG_IMX9_DRAM_INLINE_ECC > +obj-y += lpddr4_2400mts_ecc_1gb_timing.o lpddr4_2400mts_ecc_2gb_timing.o > +else > +obj-y += lpddr4_2400mts_1gb_timing.o lpddr4_2400mts_2gb_timing.o > +endif > +endif > diff --git a/board/freescale/imx91_frdm/imx91_frdm.c b/board/freescale/imx91_frdm/imx91_frdm.c > new file mode 100644 > index 0000000000000000000000000000000000000000..f32310e4a9df87e5d876cfa50e4ff38c31f887d7 > --- /dev/null > +++ b/board/freescale/imx91_frdm/imx91_frdm.c > @@ -0,0 +1,25 @@ > +// SPDX-License-Identifier: GPL-2.0+ > +/* > + * Copyright 2025 NXP > + */ > + > +#include > +#include > + > +int board_late_init(void) > +{ > + if (IS_ENABLED(CONFIG_EFI_HAVE_CAPSULE_SUPPORT)) > + board_late_mmc_env_init(); > + This should probably depend on CONFIG_ENV_IS_IN_MMC, not CONFIG_EFI_HAVE_CAPSULE_SUPPORT. > + env_set("sec_boot", "no"); > + > + if (IS_ENABLED(CONFIG_AHAB_BOOT)) > + env_set("sec_boot", "yes"); > + > + if (IS_ENABLED(CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG)) { > + env_set("board_name", "11X11_FRDM"); > + env_set("board_rev", "iMX91"); > + } > + > + return 0; > +} > diff --git a/board/freescale/imx91_frdm/imx91_frdm.env b/board/freescale/imx91_frdm/imx91_frdm.env > new file mode 100644 > index 0000000000000000000000000000000000000000..6c10784cf61a9a6ee29f4c5e9c4cc41b6c8ef4dc > --- /dev/null > +++ b/board/freescale/imx91_frdm/imx91_frdm.env > @@ -0,0 +1,88 @@ > +/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ > + > +boot_targets=mmc0 mmc1 > +boot_fit=no > +bootm_size=0x10000000 > +cntr_addr=0x98000000 > +cntr_file=os_cntr_signed.bin > +console=ttyLP0,115200 earlycon > +fdt_addr_r=0x83000000 > +fdt_addr=0x83000000 > +fdtfile=CONFIG_DEFAULT_FDT_FILE > +image=Image > +mmcdev=CONFIG_ENV_MMC_DEVICE_INDEX > +mmcpart=1 > +mmcroot=/dev/mmcblk1p2 rootwait rw > +mmcautodetect=yes > +mmcargs=setenv bootargs ${jh_clk} ${mcore_clk} console=${console} root=${mmcroot} > +prepare_mcore=setenv mcore_clk clk-imx93.mcore_booted There isn't a Cortex-M core in i.MX91. > +loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image} > +loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr_r} ${fdtfile} > +loadcntr=fatload mmc ${mmcdev}:${mmcpart} ${cntr_addr} ${cntr_file} > +auth_os=auth_cntr ${cntr_addr} > +sec_boot=no > +boot_os=booti ${loadaddr} - ${fdt_addr_r} > +mmcboot= > + echo Booting from mmc ...; > + run mmcargs; > + if test ${sec_boot} = yes; then > + if run true; then > + run boot_os; > + else > + echo ERR: failed to authenticate; > + fi; > + else > + if run loadfdt; then > + run boot_os; > + else > + echo WARN: Cannot load the DT; > + fi; > + fi; > +netargs=setenv bootargs ${jh_clk} ${mcore_clk} console=${console} root=/dev/nfs > + ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp > +netboot= > + echo Booting from net ...; > + run netargs; > + if test ${ip_dyn} = yes; then > + setenv get_cmd dhcp; > + else > + setenv get_cmd tftp; > + fi; > + if test ${sec_boot} = yes; then > + ${get_cmd} ${cntr_addr} ${cntr_file}; > + if true; then > + run boot_os; > + else > + echo ERR: failed to authenticate; > + fi; > + else > + ${get_cmd} ${loadaddr} ${image}; > + if ${get_cmd} ${fdt_addr_r} ${fdtfile}; then > + run boot_os; > + else > + echo WARN: Cannot load the DT; > + fi; > + fi; > +bsp_bootcmd= > + echo Running BSP bootcmd ...; > + mmc dev ${mmcdev}; > + if mmc rescan; then > + if run loadbootscript; then > + run bootscript; > + else > + if test ${sec_boot} = yes; then > + if run loadcntr; then > + run mmcboot; > + else > + run netboot; > + fi; > + else > + if run loadimage; then > + run mmcboot; > + else > + run netboot; > + fi; > + fi; > + fi; > + fi; > +scriptaddr=0x83500000 [snip] > diff --git a/configs/imx91_11x11_frdm_defconfig b/configs/imx91_11x11_frdm_defconfig > new file mode 100644 > index 0000000000000000000000000000000000000000..f87f3bf5ef797816843398dceedd873b7acbb7ad > --- /dev/null > +++ b/configs/imx91_11x11_frdm_defconfig > @@ -0,0 +1,143 @@ > +CONFIG_ARM=y > +CONFIG_ARCH_IMX9=y > +CONFIG_TEXT_BASE=0x80200000 > +CONFIG_SYS_MALLOC_LEN=0x2000000 > +CONFIG_SYS_MALLOC_F_LEN=0x18000 > +CONFIG_SPL_LIBCOMMON_SUPPORT=y > +CONFIG_SPL_LIBGENERIC_SUPPORT=y > +CONFIG_NR_DRAM_BANKS=2 > +CONFIG_SF_DEFAULT_SPEED=40000000 > +CONFIG_ENV_SIZE=0x4000 > +CONFIG_ENV_OFFSET=0x700000 > +CONFIG_IMX_CONFIG="arch/arm/mach-imx/imx9/imximage.cfg" > +CONFIG_DM_GPIO=y > +CONFIG_DEFAULT_DEVICE_TREE="imx91-11x11-frdm" > +CONFIG_TARGET_IMX91_11X11_FRDM=y > +CONFIG_OF_LIBFDT_OVERLAY=y > +CONFIG_SYS_MONITOR_LEN=524288 > +CONFIG_SPL_SERIAL=y > +CONFIG_SPL_DRIVERS_MISC=y > +CONFIG_SPL_STACK=0x204E0000 > +CONFIG_SPL_SYS_MALLOC_F_LEN=0x2000 > +CONFIG_SPL_TEXT_BASE=0x204A0000 > +CONFIG_SPL_HAS_BSS_LINKER_SECTION=y > +CONFIG_SPL_BSS_START_ADDR=0x20498000 > +CONFIG_SPL_BSS_MAX_SIZE=0x2000 > +CONFIG_SYS_LOAD_ADDR=0x80400000 > +CONFIG_SPL=y > +CONFIG_CMD_DEKBLOB=y > +CONFIG_SPL_IMX_ROMAPI_LOADADDR=0x88000000 > +CONFIG_SYS_MEMTEST_START=0x80000000 > +CONFIG_SYS_MEMTEST_END=0x90000000 > +CONFIG_REMAKE_ELF=y > +CONFIG_OF_SYSTEM_SETUP=y > +CONFIG_BOOTCOMMAND="bootflow scan -lb; run bsp_bootcmd" > +CONFIG_DEFAULT_FDT_FILE="imx91-11x11-frdm.dtb" > +CONFIG_SYS_CBSIZE=2048 > +CONFIG_SYS_PBSIZE=2074 > +# CONFIG_BOARD_INIT is not set > +CONFIG_BOARD_LATE_INIT=y > +CONFIG_SPL_MAX_SIZE=0x26000 > +CONFIG_SPL_BOARD_INIT=y > +CONFIG_SPL_BOOTROM_SUPPORT=y > +CONFIG_SPL_LOAD_IMX_CONTAINER=y > +CONFIG_IMX_CONTAINER_CFG="arch/arm/mach-imx/imx9/container.cfg" > +# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set > +CONFIG_SPL_HAVE_INIT_STACK=y > +CONFIG_SPL_SYS_MALLOC=y > +CONFIG_SPL_HAS_CUSTOM_MALLOC_START=y > +CONFIG_SPL_CUSTOM_SYS_MALLOC_ADDR=0x83200000 > +CONFIG_SPL_SYS_MALLOC_SIZE=0x80000 > +CONFIG_SPL_I2C=y > +CONFIG_SPL_POWER=y > +CONFIG_SPL_WATCHDOG=y > +CONFIG_SYS_PROMPT="u-boot=> " > +CONFIG_CMD_CPU=y > +CONFIG_CMD_ERASEENV=y > +CONFIG_CMD_NVEDIT_EFI=y > +CONFIG_CRC32_VERIFY=y > +CONFIG_CMD_MEMTEST=y > +CONFIG_CMD_CLK=y > +CONFIG_CMD_DFU=y > +CONFIG_CMD_FUSE=y > +CONFIG_CMD_GPIO=y > +CONFIG_CMD_GPT=y > +CONFIG_CMD_I2C=y > +CONFIG_CMD_MMC=y > +CONFIG_CMD_POWEROFF=y > +CONFIG_CMD_SNTP=y > +CONFIG_CMD_CACHE=y > +CONFIG_CMD_EFIDEBUG=y > +CONFIG_CMD_RTC=y > +CONFIG_CMD_TIME=y > +CONFIG_CMD_GETTIME=y > +CONFIG_CMD_TIMER=y > +CONFIG_CMD_REGULATOR=y > +CONFIG_CMD_HASH=y > +CONFIG_CMD_EXT4_WRITE=y > +CONFIG_OF_CONTROL=y > +CONFIG_SPL_OF_CONTROL=y > +CONFIG_ENV_OVERWRITE=y > +CONFIG_ENV_IS_NOWHERE=y > +CONFIG_ENV_IS_IN_MMC=y > +CONFIG_ENV_RELOC_GD_ENV_ADDR=y > +CONFIG_ENV_MMC_DEVICE_INDEX=1 > +CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y > +CONFIG_USE_ETHPRIME=y > +CONFIG_ETHPRIME="eth1" > +CONFIG_NET_RANDOM_ETHADDR=y > +CONFIG_SPL_DM=y > +CONFIG_REGMAP=y > +CONFIG_SYSCON=y > +CONFIG_ADC=y > +CONFIG_ADC_IMX93=y > +CONFIG_CLK_IMX93=y > +CONFIG_SAVED_DRAM_TIMING_BASE=0x2049C000 > +CONFIG_IMX_RGPIO2P=y > +CONFIG_DM_PCA953X=y > +CONFIG_ADP5585_GPIO=y > +CONFIG_DM_I2C=y > +CONFIG_SYS_I2C_IMX_LPI2C=y > +CONFIG_SUPPORT_EMMC_RPMB=y > +CONFIG_SUPPORT_EMMC_BOOT=y > +CONFIG_MMC_IO_VOLTAGE=y > +CONFIG_MMC_UHS_SUPPORT=y > +CONFIG_MMC_HS400_ES_SUPPORT=y > +CONFIG_MMC_HS400_SUPPORT=y > +CONFIG_FSL_USDHC=y > +CONFIG_MTD=y > +CONFIG_DM_SPI_FLASH=y > +CONFIG_SPI_FLASH_STMICRO=y Why is SPI flash support required here? > +CONFIG_PHY_ANEG_TIMEOUT=20000 > +CONFIG_PHY_MOTORCOMM=y > +CONFIG_DM_ETH_PHY=y > +CONFIG_PHY_GIGE=y > +CONFIG_DWC_ETH_QOS=y > +CONFIG_DWC_ETH_QOS_IMX=y > +CONFIG_MII=y > +CONFIG_PINCTRL=y > +CONFIG_SPL_PINCTRL=y > +CONFIG_PINCTRL_IMX93=y > +CONFIG_POWER_DOMAIN=y > +CONFIG_DM_PMIC=y > +CONFIG_DM_PMIC_PCA9450=y > +CONFIG_SPL_DM_PMIC_PCA9450=y > +CONFIG_DM_REGULATOR=y > +CONFIG_DM_REGULATOR_PCA9450=y > +CONFIG_DM_REGULATOR_FIXED=y > +CONFIG_DM_REGULATOR_GPIO=y > +CONFIG_DM_RTC=y > +CONFIG_RTC_EMULATION=y > +CONFIG_DM_SERIAL=y > +CONFIG_FSL_LPUART=y > +CONFIG_SPI=y > +CONFIG_DM_SPI=y > +CONFIG_NXP_FSPI=y > +CONFIG_SYSRESET=y > +CONFIG_SYSRESET_CMD_POWEROFF=y > +CONFIG_SYSRESET_PSCI=y > +CONFIG_ULP_WATCHDOG=y > +CONFIG_WDT=y > +CONFIG_SHA384=y > +CONFIG_LZO=y > +CONFIG_BZIP2=y [snip] Regards, Francesco