starfive-tech/u-boot.git/include/test/export.h, branch rtthread_AMPStarFive Tech U-Boot for VisionFive (JH7110) boards (mirror)https://git.radix-linux.su/starfive-tech/u-boot.git/atom?h=rtthread_AMP2020-07-01T07:01:21+00:00clk: Add K210 pll support2020-07-01T07:01:21+00:00Sean Andersonseanga2@gmail.com2020-06-24T10:41:09+00:00urn:sha1:019ef9a3f32642abbf924931ecc9487300e74530
This pll code is primarily based on the code from the kendryte standalone
sdk in lib/drivers/sysctl.c. k210_pll_calc_config is roughly analogous to
the algorithm used to set the pll frequency, but it has been completely
rewritten to be fixed-point based.
Signed-off-by: Sean Anderson <seanga2@gmail.com>
CC: Lukasz Majewski <lukma@denx.de>