u-boot-rockchip changes for 2019.04-rc1: * support for Chromebook Bob * full pinctrl driver using DTS properties * documentation improvements * I2S support for some Rockchip SoCs
u-boot-rockchip changes for 2019.04-rc1: * support for Chromebook Bob * full pinctrl driver using DTS properties * documentation improvements * I2S support for some Rockchip SoCs