On Wed, Nov 28, 2018 at 05:29:59PM +0800, Chen-Yu Tsai wrote: > While doing Bluetooth enablement for various boards based on various > Allwinner SoCs, minor differences in the RTC modules were found. These > include a lack of an external clock output (A31), different internal > oscillator frequencies (H3/H5/A64/V3/V3s), different regulator voltage > settings (H5/H6), and the presence of miscellaneous registers unrelated > to the RTC (A64/R40/H5/H6). The datasheet also describes different number > of registers for non-volatile storage, though based on actual experiments > the actual number is the same across the board. > > This patch adds a list of all pre-H6 variants, grouped by the internal > oscillator's clock rate, regulator settings, and the presence of the > external clock output. Combinations are introduced for the variants that > have miscellaneous registers. > > The RTC block in the H6 also handles the 24 MHz DCXO. This will require > more device tree binding changes and will be done later. > > Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx> Acked-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxx> Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com
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