Chen-Yu Tsai 9fe2989cdf clk: sunxi-ng: sun5i: Fix bit offset of audio PLL post-divider
[ Upstream commit d51fe3ba97 ]

The post-divider for the audio PLL is in bits [29:26], as specified
in the user manual, not [19:16] as currently programmed in the code.
The post-divider has a default register value of 2, i.e. a divider
of 3. This means the clock rate fed to the audio codec would be off.

This was discovered when porting sigma-delta modulation for the PLL
to sun5i, which needs the post-divider to be 1.

Fix the bit offset, so we do actually force the post-divider to a
certain value.

Fixes: 5e73761786 ("clk: sunxi-ng: Add sun5i CCU driver")
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-25 14:26:24 +01:00
…

Linux kernel
============

This file was moved to Documentation/admin-guide/README.rst

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Please read the Documentation/process/changes.rst file, as it contains the
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