[U-Boot] [PATCH v2 04/10] clk: Add clk_div_mask helper

Add clock helper to compute the clock divider mask when use invoke with clock width.

Signed-off-by: Jagan Teki jagan@amarulasolutions.com --- include/clk-uclass.h | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/include/clk-uclass.h b/include/clk-uclass.h index e76d98e2f6..15ac8867a7 100644 --- a/include/clk-uclass.h +++ b/include/clk-uclass.h @@ -100,4 +100,6 @@ struct clk_ops { int (*disable)(struct clk *clk); };

+#define clk_div_mask(width) ((1 << (width)) - 1) + #endif