Commit 48fb70cd authored by Frank Oltmanns's avatar Frank Oltmanns Committed by Chen-Yu Tsai
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clk: sunxi-ng: Add feature to find closest rate 



The default behaviour of clocks in the sunxi-ng driver is to select a
clock rate that is closest to but less than the requested rate.

Add the CCU_FEATURE_CLOSEST_RATE flag, which can be used to allow clocks
to find the closest rate instead.

Acked-by: default avatarMaxime Ripard <mripard@kernel.org>
Acked-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: default avatarFrank Oltmanns <frank@oltmanns.dev>
Link: https://lore.kernel.org/r/20230807-pll-mipi_set_rate_parent-v6-4-f173239a4b59@oltmanns.dev


Signed-off-by: default avatarChen-Yu Tsai <wens@csie.org>
parent b271fc46

drivers/clk/sunxi-ng/ccu_common.h

+1 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 
#define CCU_FEATURE_MMC_TIMING_SWITCH	BIT(6)

#define CCU_FEATURE_SIGMA_DELTA_MOD	BIT(7)

#define CCU_FEATURE_KEY_FIELD		BIT(8)

#define CCU_FEATURE_CLOSEST_RATE	BIT(9)



/* MMC timing mode switch bit */

#define CCU_MMC_NEW_TIMING_MODE		BIT(30)