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clk: renesas: div6: Document fields used for parent selection

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Add the missing documentation for the fields in struct div6_clock
related to parent selection for DIV6 clocks with selectable parents, as
found in R/SH-Mobile SoCs.

Fixes: c6d67fb037 ("clk: shmobile: div6: support selectable-input clocks")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Geert Uytterhoeven 2017-06-21 22:02:33 +02:00
parent 5771a8c088
commit 2ebedd8d5c
1 changed files with 3 additions and 0 deletions
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3
drivers/clk/renesas/clk-div6.c
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@ -29,6 +29,9 @@
* @hw: handle between common and hardware-specific interfaces
* @reg: IO-remapped register
* @div: divisor value (1-64)
* @src_shift: Shift to access the register bits to select the parent clock
* @src_width: Number of register bits to select the parent clock (may be 0)
* @parents: Array to map from valid parent clocks indices to hardware indices
*/
struct div6_clock {
struct clk_hw hw;