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Wed, 23 Sep 2026 12:47:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790167647; bh=IHERyzMCT7WnDZHFCriG50VEJoowP+z2CMX5iTUlAmI=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=K2gP565Wd6X/NNaFKL5f76sFXtfx31gCLGr2IM1+EsKrzSlDFCjkDRDRr0jTos8Qb b4c2jjFQHYXvbUzndfL3Ulms5sN8BRC3UH81i/QUQULUYfEM+3onCK3YWAzPP2AVcC gowIm6neINBlVVoJT8Dh1nRXKhLa8BkMP1dwf5y/I40CcXtPWvcXN8qMjoJ/Pl5rJw Ss1GD+7hXwr/4F5v/12LodGkoZPGibEaDZoPJxcNXypeMpUWWnQE7dkSlCuQb4rmKc tQYCOM2R+DnzYohPy82CT0S0Kpmv21YOb4fuvxOFMOs4wxVD5ZgMm4N5wqHMTmVzzm G7JWVD75PYs5w== From: Yixun Lan Date: Wed, 23 Sep 2026 12:46:47 +0000 Subject: [PATCH 3/4] configs: spacemit: Add K3 default configuration MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260923-00-basic-spacemit-k3-v1-3-fa1015f2cd1b@kernel.org> References: <20260923-00-basic-spacemit-k3-v1-0-fa1015f2cd1b@kernel.org> In-Reply-To: <20260923-00-basic-spacemit-k3-v1-0-fa1015f2cd1b@kernel.org> To: u-boot@lists.u-boot-project.org Cc: Yao Zi , Tim Ouyang , Leo Liang , Tom Rini , Michal Simek , Raymond Mao , Hiago De Franco , Junhui Liu , Yixun Lan X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; 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a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 X-BeenThere: u-boot@lists.u-boot-project.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.u-boot-project.org Add the default configuration for SpacemiT K3 boards, using the Pico-ITX device tree as the default. Configure U-Boot to run in RISC-V supervisor mode and enable the platform clock, reset, GPIO, pinctrl, I2C, PMIC and regulator drivers. Also configure the memory layout, debug UART and basic filesystem commands required to boot on the platform. Signed-off-by: Yixun Lan --- configs/spacemit_k3_defconfig | 50 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/configs/spacemit_k3_defconfig b/configs/spacemit_k3_defconfig new file mode 100644 index 00000000000..6ca41aecc41 --- /dev/null +++ b/configs/spacemit_k3_defconfig @@ -0,0 +1,50 @@ +CONFIG_RISCV=y +CONFIG_SYS_MALLOC_LEN=0x1000000 +CONFIG_SYS_MALLOC_F_LEN=0x80000 +CONFIG_NR_DRAM_BANKS=2 +CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y +CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x102300000 +CONFIG_DM_GPIO=y +CONFIG_DEFAULT_DEVICE_TREE="spacemit/k3-pico-itx" +CONFIG_SYS_BOOTM_LEN=0xa000000 +CONFIG_SYS_LOAD_ADDR=0x102000000 +CONFIG_DEBUG_UART_BASE=0xd4017000 +CONFIG_DEBUG_UART_CLOCK=14700000 +CONFIG_TARGET_SPACEMIT_K3=y +CONFIG_ARCH_RV64I=y +CONFIG_CMODEL_MEDANY=y +CONFIG_RISCV_SMODE=y +CONFIG_RISCV_ISA_ZICBOM=y +CONFIG_STACK_SIZE=0x100000 +CONFIG_FIT=y +CONFIG_SUPPORT_RAW_INITRD=y +CONFIG_SYS_CBSIZE=256 +CONFIG_SYS_PBSIZE=276 +# CONFIG_BOARD_INIT is not set +CONFIG_HUSH_PARSER=y +CONFIG_CMD_GPIO=y +CONFIG_CMD_I2C=y +CONFIG_CMD_PMIC=y +CONFIG_CMD_REGULATOR=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_SYSCON=y +CONFIG_CLK_SPACEMIT=y +CONFIG_CLK_SPACEMIT_K3=y +CONFIG_SPACEMIT_GPIO=y +CONFIG_DM_I2C=y +CONFIG_SYS_I2C_SPACEMIT_K1=y +CONFIG_MISC=y +CONFIG_PINCTRL=y +CONFIG_PINCTRL_SPACEMIT_K1=y +CONFIG_DM_PMIC=y +CONFIG_PMIC_SPACEMIT_P1=y +CONFIG_DM_REGULATOR=y +CONFIG_DM_REGULATOR_FIXED=y +CONFIG_DM_REGULATOR_SPACEMIT_P1=y +CONFIG_DEBUG_UART_NS16550=y +CONFIG_DEBUG_UART_SHIFT=2 +CONFIG_DEBUG_UART_ANNOUNCE=y +CONFIG_SYS_NS16550=y +CONFIG_SYS_NS16550_MEM32=y +CONFIG_TIMER_EARLY=y -- 2.55.0