Hi Pavel, On 5/17/2026 9:24 PM, Pavel Golikov wrote: > Only LPDDR4 initialization is confirmed to be working for now. > > Signed-off-by: Pavel Golikov <[email protected]> > --- > arch/arm/mach-rockchip/Kconfig | 28 +++++++++++++++++++++++++++- > arch/arm/mach-rockchip/rk3568/Kconfig | 16 ++++++++++++++++ > common/spl/Kconfig.tpl | 1 + > configs/generic-rk3568_defconfig | 1 + > 4 files changed, 45 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig > index 108713488af..9a6a580025e 100644 > --- a/arch/arm/mach-rockchip/Kconfig > +++ b/arch/arm/mach-rockchip/Kconfig > @@ -413,11 +413,15 @@ config ROCKCHIP_RK3528 > config ROCKCHIP_RK3568 > bool "Support Rockchip RK3568" > select ARM64 > + select SUPPORT_TPL > + select TPL_HAVE_INIT_STACK if TPL > + select TPL_ROCKCHIP_BACK_TO_BROM if TPL > select SUPPORT_SPL > select SPL > select CLK > select PINCTRL > select RAM > + select ROCKCHIP_SDRAM_COMMON > select REGMAP > select SYSCON > select BOARD_LATE_INIT > @@ -433,10 +437,32 @@ config ROCKCHIP_RK3568 > imply RNG_ROCKCHIP > imply ROCKCHIP_COMMON_BOARD > imply ROCKCHIP_COMMON_STACK_ADDR > - imply ROCKCHIP_EXTERNAL_TPL
Not until this has been proven to work for all current supported dram types and configurations, please select TPL in board specific defconfigs. > imply ROCKCHIP_OTP > + imply ROCKCHIP_SERIAL if !ROCKCHIP_EXTERNAL_TPL > imply SPL_ATF_NO_PLATFORM_PARAM if SPL_ATF > imply SPL_MMC_HS200_SUPPORT if SPL_MMC && MMC_HS200_SUPPORT > + imply TPL if !ROCKCHIP_EXTERNAL_TPL > + imply TPL_CLK > + imply TPL_DM > + imply TPL_LIBCOMMON_SUPPORT > + imply TPL_LIBGENERIC_SUPPORT > + imply TPL_OF_CONTROL > + imply TPL_OF_PLATDATA > + imply TPL_RAM > + imply TPL_ROCKCHIP_COMMON_BOARD > + imply TPL_SERIAL > + imply TPL_SYSCON > + imply SPL_CLK > + imply SPL_DM > + imply SPL_DRIVERS_MISC > + imply SPL_LIBCOMMON_SUPPORT > + imply SPL_LIBGENERIC_SUPPORT > + imply SPL_OF_CONTROL > + imply SPL_RAM > + imply SPL_REGMAP > + imply SPL_ROCKCHIP_COMMON_BOARD > + imply SPL_SERIAL > + imply SPL_SYSCON These should all be sorted alphanumerically, also this is adding SPL related implys, probably something that should be in a separate patch? > help > The Rockchip RK3568 is a ARM-based SoC with quad-core Cortex-A55, > including NEON and GPU, 512K L3 cache, Mali-G52 based graphics, > diff --git a/arch/arm/mach-rockchip/rk3568/Kconfig > b/arch/arm/mach-rockchip/rk3568/Kconfig > index 2730220a18e..893185291d8 100644 > --- a/arch/arm/mach-rockchip/rk3568/Kconfig > +++ b/arch/arm/mach-rockchip/rk3568/Kconfig > @@ -61,6 +61,10 @@ config TARGET_ORANGEPI_3B_RK3566 > > endchoice > > +config SOC_SPECIFIC_OPTIONS # dummy > + def_bool y > + select HAS_CUSTOM_SYS_INIT_SP_ADDR > + > config ROCKCHIP_BOOT_MODE_REG > default 0xfdc20200 > > @@ -70,6 +74,18 @@ config ROCKCHIP_STIMER_BASE > config SYS_SOC > default "rk3568" > > +config TPL_LDSCRIPT > + default "arch/arm/mach-rockchip/u-boot-tpl-v8.lds" > + > +config TPL_STACK > + default 0xfdcd8000 > + > +config TPL_SYS_MALLOC_F_LEN > + default 0x2000 > + > +config TPL_TEXT_BASE > + default 0xfdcc1000 > + > source "board/rockchip/evb_rk3568/Kconfig" > source "board/anbernic/rgxx3_rk3566/Kconfig" > source "board/hardkernel/odroid_m1/Kconfig" > diff --git a/common/spl/Kconfig.tpl b/common/spl/Kconfig.tpl > index a535b61ecd3..e64316b8eb3 100644 > --- a/common/spl/Kconfig.tpl > +++ b/common/spl/Kconfig.tpl > @@ -127,6 +127,7 @@ config TPL_TEXT_BASE > config TPL_MAX_SIZE > hex "Maximum size (in bytes) for the TPL stage" > default 0x2e000 if ROCKCHIP_RK3399 > + default 0xe800 if ROCKCHIP_RK3568 > default 0x8000 if ROCKCHIP_RK3288 || ROCKCHIP_RV1126 > default 0x7000 if ROCKCHIP_RK322X || ROCKCHIP_RK3328 || ROCKCHIP_RK3368 > default 0x2800 if ROCKCHIP_PX30 > diff --git a/configs/generic-rk3568_defconfig > b/configs/generic-rk3568_defconfig > index a33c3af9255..4510fa94775 100644 > --- a/configs/generic-rk3568_defconfig > +++ b/configs/generic-rk3568_defconfig > @@ -81,3 +81,4 @@ CONFIG_USB_GADGET=y > CONFIG_USB_GADGET_DOWNLOAD=y > CONFIG_USB_FUNCTION_ROCKUSB=y > CONFIG_ERRNO_STR=y > +CONFIG_RAM_ROCKCHIP_LPDDR4=y This generic-rk3568 target is explicitly created to be generic with dynamic DRAM type lookup. So we cannot add explicit DRAM type support for this target. Regards, Jonas
