The Odroid Go Ultra has 2 chained PMICs RK818 and RK818, and needs
an adjustment on the BUCK and LDO values.
Add the initial regulators values in -u-boot.dtsi & run the initial
regulator setup in a new odroid-go-ultra board.
Proper OTG and BOOST regulators are still missing to have USB-A
host properly working.
Link: https://lore.kernel.org/r/20230210-u-boot-odroid-go-ultra-pmics-setup-v1-1-1f16d62b76af@linaro.org
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
This adds initial support for the Hardkernel Odroid Go Ultra.
The Odroid Go Ultra is a portable gaming device with the following
characteristics:
- Amlogic S922X SoC
- RK817 & RK818 PMICs
- 2GiB LPDDR4
- On board 16GiB eMMC
- Micro SD Card slot
- 5inch 854×480 MIPI-DSI TFT LCD
- Earphone stereo jack, 0.5Watt 8Ω Mono speaker
- Li-Polymer 3.7V/4000mAh Battery
- USB-A 2.0 Host Connector
- x16 GPIO Input Buttons
- 2x ADC Analog Joysticks
- USB-C Port for USB2 Device and Charging
The following are not yet handled:
- Battery RK818 Gauge and Charging
- 5inch 854×480 MIPI-DSI TFT LCD
Link: https://lore.kernel.org/r/20230119-u-boot-odroid-go-ultra-v1-2-f96bab9db396@linaro.org
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
