Allwinner Reduced Serial Bus controller
sxirsb* at fdt?
driver provides support for the Reduced
Serial Bus (RSB) controller integrated on Allwinner A23/A33/A64/A80/A83T SoCs.
RSB is a two-wire bus developed by X-Powers as a high-speed alternative to I2C
for connecting integrated circuits. It is typically used for connecting
devices such as power management ICs and audio codecs.
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