Hi Jonas, On Sun, 30 Mar 2025 at 18:21, Jonas Karlman <[email protected]> wrote: > > Add a minimal generic RK3399 board that only have eMMC, SDMMC, SPI flash > and USB OTG enabled. This defconfig can be used to boot from eMMC, > SD-card or SPI flash on most RK3399 boards that follow reference board > design. > > Signed-off-by: Jonas Karlman <[email protected]>
Reviewed-by: Christopher Obbard <[email protected]> > --- > v2: Add CONFIG_ROCKCHIP_IODOMAIN is not set > --- > arch/arm/dts/rk3399-generic-u-boot.dtsi | 10 +++ > arch/arm/dts/rk3399-generic.dts | 83 +++++++++++++++++++++++++ > board/rockchip/evb_rk3399/MAINTAINERS | 6 ++ > configs/generic-rk3399_defconfig | 77 +++++++++++++++++++++++ > doc/board/rockchip/rockchip.rst | 1 + > 5 files changed, 177 insertions(+) > create mode 100644 arch/arm/dts/rk3399-generic-u-boot.dtsi > create mode 100644 arch/arm/dts/rk3399-generic.dts > create mode 100644 configs/generic-rk3399_defconfig > > diff --git a/arch/arm/dts/rk3399-generic-u-boot.dtsi > b/arch/arm/dts/rk3399-generic-u-boot.dtsi > new file mode 100644 > index 000000000000..d977b642f8d7 > --- /dev/null > +++ b/arch/arm/dts/rk3399-generic-u-boot.dtsi > @@ -0,0 +1,10 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) > + > +#include "rk3399-u-boot.dtsi" > + > +&spi1 { > + flash@0 { > + bootph-pre-ram; > + bootph-some-ram; > + }; > +}; > diff --git a/arch/arm/dts/rk3399-generic.dts b/arch/arm/dts/rk3399-generic.dts > new file mode 100644 > index 000000000000..c698f59c565d > --- /dev/null > +++ b/arch/arm/dts/rk3399-generic.dts > @@ -0,0 +1,83 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) > +/* > + * Minimal generic DT for RK3399 with eMMC, SD-card, SPI flash and USB OTG > enabled > + */ > + > +/dts-v1/; > +#include "rk3399.dtsi" > + > +/ { > + model = "Generic RK3399"; > + compatible = "rockchip,rk3399"; > + > + aliases { > + mmc0 = &sdhci; > + mmc1 = &sdmmc; > + }; > + > + chosen { > + stdout-path = "serial2:1500000n8"; > + }; > +}; > + > +&emmc_phy { > + status = "okay"; > +}; > + > +&sdhci { > + bus-width = <8>; > + cap-mmc-highspeed; > + max-frequency = <150000000>; > + mmc-hs200-1_8v; > + mmc-ddr-1_8v; > + no-sd; > + no-sdio; > + non-removable; > + status = "okay"; > +}; > + > +&sdmmc { > + bus-width = <4>; > + cap-sd-highspeed; > + disable-wp; > + max-frequency = <150000000>; > + no-mmc; > + no-sdio; > + pinctrl-names = "default"; > + pinctrl-0 = <&sdmmc_bus4 &sdmmc_clk &sdmmc_cmd &sdmmc_cd>; > + status = "okay"; > +}; > + > +&spi1 { > + status = "okay"; > + > + flash@0 { > + compatible = "jedec,spi-nor"; > + reg = <0>; > + spi-max-frequency = <25000000>; > + }; > +}; > + > +&u2phy0 { > + status = "okay"; > +}; > + > +&u2phy0_otg { > + status = "okay"; > +}; > + > +&uart2 { > + status = "okay"; > +}; > + > +&usbdrd3_0 { > + status = "okay"; > +}; > + > +&usbdrd_dwc3_0 { > + dr_mode = "peripheral"; > + maximum-speed = "high-speed"; > + phys = <&u2phy0_otg>; > + phy-names = "usb2-phy"; > + status = "okay"; > +}; > diff --git a/board/rockchip/evb_rk3399/MAINTAINERS > b/board/rockchip/evb_rk3399/MAINTAINERS > index 8dab3fa70f56..8319db2e976c 100644 > --- a/board/rockchip/evb_rk3399/MAINTAINERS > +++ b/board/rockchip/evb_rk3399/MAINTAINERS > @@ -14,6 +14,12 @@ S: Maintained > F: configs/eaidk-610-rk3399_defconfig > F: arch/arm/dts/rk3399-eaidk-610* > > +GENERIC-RK3399 > +M: Jonas Karlman <[email protected]> > +S: Maintained > +F: configs/generic-rk3399_defconfig > +F: arch/arm/dts/rk3399-generic* > + > KHADAS-EDGE > M: Nick Xie <[email protected]> > S: Maintained > diff --git a/configs/generic-rk3399_defconfig > b/configs/generic-rk3399_defconfig > new file mode 100644 > index 000000000000..3abe65bcd68a > --- /dev/null > +++ b/configs/generic-rk3399_defconfig > @@ -0,0 +1,77 @@ > +CONFIG_ARM=y > +CONFIG_SKIP_LOWLEVEL_INIT=y > +CONFIG_COUNTER_FREQUENCY=24000000 > +CONFIG_ARCH_ROCKCHIP=y > +CONFIG_NR_DRAM_BANKS=1 > +CONFIG_SF_DEFAULT_SPEED=25000000 > +CONFIG_DEFAULT_DEVICE_TREE="rk3399-generic" > +CONFIG_DM_RESET=y > +CONFIG_ROCKCHIP_RK3399=y > +CONFIG_ROCKCHIP_EXTERNAL_TPL=y > +CONFIG_ROCKCHIP_SPI_IMAGE=y > +CONFIG_TARGET_EVB_RK3399=y > +CONFIG_SYS_LOAD_ADDR=0x800800 > +CONFIG_SF_DEFAULT_BUS=1 > +CONFIG_DEBUG_UART_BASE=0xFF1A0000 > +CONFIG_DEBUG_UART_CLOCK=24000000 > +CONFIG_SPL_SPI_FLASH_SUPPORT=y > +CONFIG_SPL_SPI=y > +CONFIG_DEBUG_UART=y > +CONFIG_FIT_VERBOSE=y > +# CONFIG_BOOTMETH_VBE is not set > +CONFIG_DEFAULT_FDT_FILE="rockchip/rk3399-generic.dtb" > +# CONFIG_DISPLAY_CPUINFO is not set > +CONFIG_SPL_MAX_SIZE=0x40000 > +CONFIG_SPL_PAD_TO=0x7f8000 > +# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set > +CONFIG_SPL_SPI_LOAD=y > +CONFIG_SYS_SPI_U_BOOT_OFFS=0xE0000 > +CONFIG_SPL_ATF_NO_PLATFORM_PARAM=y > +CONFIG_CMD_MEMINFO=y > +CONFIG_CMD_MEMINFO_MAP=y > +CONFIG_CMD_GPIO=y > +CONFIG_CMD_GPT=y > +CONFIG_CMD_MISC=y > +CONFIG_CMD_MMC=y > +CONFIG_CMD_ROCKUSB=y > +CONFIG_CMD_USB_MASS_STORAGE=y > +# CONFIG_CMD_SETEXPR is not set > +CONFIG_CMD_RNG=y > +# CONFIG_SPL_DOS_PARTITION is not set > +CONFIG_SPL_OF_CONTROL=y > +# CONFIG_OF_UPSTREAM is not set > +CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks > assigned-clock-rates assigned-clock-parents" > +CONFIG_SYS_RELOC_GD_ENV_ADDR=y > +CONFIG_NO_NET=y > +# CONFIG_ADC is not set > +# CONFIG_USB_FUNCTION_FASTBOOT is not set > +CONFIG_ROCKCHIP_GPIO=y > +# CONFIG_ROCKCHIP_IODOMAIN is not set > +CONFIG_SUPPORT_EMMC_RPMB=y > +CONFIG_MMC_DW=y > +CONFIG_MMC_DW_ROCKCHIP=y > +CONFIG_MMC_SDHCI=y > +CONFIG_MMC_SDHCI_SDMA=y > +CONFIG_MMC_SDHCI_ROCKCHIP=y > +CONFIG_SPI_FLASH_SFDP_SUPPORT=y > +CONFIG_SPI_FLASH_GIGADEVICE=y > +CONFIG_SPI_FLASH_MACRONIX=y > +CONFIG_SPI_FLASH_SILICONKAISER=y > +CONFIG_SPI_FLASH_WINBOND=y > +CONFIG_SPI_FLASH_XMC=y > +CONFIG_SPI_FLASH_XTX=y > +CONFIG_SPI_FLASH_ZBIT=y > +CONFIG_PHY_ROCKCHIP_INNO_USB2=y > +CONFIG_BAUDRATE=1500000 > +CONFIG_DEBUG_UART_SHIFT=2 > +CONFIG_SYS_NS16550_MEM32=y > +CONFIG_ROCKCHIP_SPI=y > +CONFIG_SYSRESET=y > +CONFIG_SYSRESET_PSCI=y > +CONFIG_USB=y > +CONFIG_USB_DWC3=y > +CONFIG_USB_DWC3_GENERIC=y > +CONFIG_USB_GADGET=y > +CONFIG_USB_GADGET_DOWNLOAD=y > +CONFIG_USB_FUNCTION_ROCKUSB=y > +CONFIG_ERRNO_STR=y > diff --git a/doc/board/rockchip/rockchip.rst b/doc/board/rockchip/rockchip.rst > index 6b48187ba79d..5a029afae305 100644 > --- a/doc/board/rockchip/rockchip.rst > +++ b/doc/board/rockchip/rockchip.rst > @@ -84,6 +84,7 @@ List of mainline supported Rockchip boards: > - FriendlyElec NanoPi M4 (nanopi-m4-rk3399) > - FriendlyElec NanoPi M4B (nanopi-m4b-rk3399) > - FriendlyARM NanoPi NEO4 (nanopi-neo4-rk3399) > + - Generic RK3399 (generic-rk3399) > - Google Bob (chromebook_bob) > - Google Kevin (chromebook_kevin) > - Khadas Edge (khadas-edge-rk3399) > -- > 2.49.0 >
