clk: Document CLK_MUX_READ_ONLY mux flag

This flag isn't documented. Document it.

Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Stephen Boyd 2018-12-11 10:58:33 -08:00
parent 9fe9b7ab4d
commit 31f6e8700f

View file

@ -499,6 +499,8 @@ void clk_hw_unregister_divider(struct clk_hw *hw);
* register, and mask of mux bits are in higher 16-bit of this register.
* While setting the mux bits, higher 16-bit should also be updated to
* indicate changing mux bits.
* CLK_MUX_READ_ONLY - The mux registers can't be written, only read in the
* .get_parent clk_op.
* CLK_MUX_ROUND_CLOSEST - Use the parent rate that is closest to the desired
* frequency.
*/