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: Maxime Ripard <[email protected]>
Signed-off-by: Frank Oltmanns <[email protected]>
---
drivers/clk/sunxi-ng/ccu_common.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/clk/sunxi-ng/ccu_common.h b/drivers/clk/sunxi-ng/ccu_common.h
index fbf16c6b896d..5ad219f041d5 100644
--- a/drivers/clk/sunxi-ng/ccu_common.h
+++ b/drivers/clk/sunxi-ng/ccu_common.h
@@ -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)
--
2.41.0
Dne nedelja, 06. avgust 2023 ob 15:06:49 CEST je Frank Oltmanns napisal(a):
> 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: Maxime Ripard <[email protected]>
> Signed-off-by: Frank Oltmanns <[email protected]>
Acked-by: Jernej Skrabec <[email protected]>
Best regards,
Jernej
> ---
> drivers/clk/sunxi-ng/ccu_common.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/clk/sunxi-ng/ccu_common.h
> b/drivers/clk/sunxi-ng/ccu_common.h index fbf16c6b896d..5ad219f041d5 100644
> --- a/drivers/clk/sunxi-ng/ccu_common.h
> +++ b/drivers/clk/sunxi-ng/ccu_common.h
> @@ -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)