With this series I can now sucessfully boot from a sd-card, with even big kernels being read sucessfully.
Patch 1 is not strictly necessary for that but was a result of me investigating the mmc hang which even hung the whole uboot.
Heiko Stuebner (4): mmc: dw_mmc: check fifo status with a timeout in fifo mode rockchip: dwmmc: add rk2928-dw-mshc compatible rockchip: rk3188: add u-boot-specific mmc properties rockchip: rk3188: explicitly set vcc_sd0 pin to gpio on rk3188-radxarock
arch/arm/dts/rk3188-radxarock-u-boot.dtsi | 15 +++++++++++ arch/arm/dts/rk3188-radxarock.dts | 8 ++++++ drivers/mmc/dw_mmc.c | 32 +++++++++++++++++++++-- drivers/mmc/rockchip_dw_mmc.c | 1 + include/dwmmc.h | 2 ++ 5 files changed, 56 insertions(+), 2 deletions(-)