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| author | Jonas Gorski <jonas.gorski@gmail.com> | 2019-04-18 13:12:05 +0200 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2019-04-23 10:57:48 -0700 |
| commit | 58a2b4c9bdf98452fec95bb1a5eeed60c01f621a (patch) | |
| tree | e06cbcfd3d31c29777a948ac83baa2375bf418ae /include/linux/clk-provider.h | |
| parent | 434d69fad63b443d7afc8aa99264359c9b4e2d3a (diff) | |
| download | lwn-58a2b4c9bdf98452fec95bb1a5eeed60c01f621a.tar.gz lwn-58a2b4c9bdf98452fec95bb1a5eeed60c01f621a.zip | |
clk: fractional-divider: add explicit big endian support
Add a clock specific flag to switch register accesses to big endian, to
allow runtime configuration of big endian fractional divider clocks.
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'include/linux/clk-provider.h')
| -rw-r--r-- | include/linux/clk-provider.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index f0abdfbe3d60..7c6861995505 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -606,6 +606,9 @@ void clk_hw_unregister_fixed_factor(struct clk_hw *hw); * is the value read from the register. If CLK_FRAC_DIVIDER_ZERO_BASED * is set then the numerator and denominator are both the value read * plus one. + * CLK_FRAC_DIVIDER_BIG_ENDIAN - By default little endian register accesses are + * used for the divider register. Setting this flag makes the register + * accesses big endian. */ struct clk_fractional_divider { struct clk_hw hw; @@ -626,6 +629,7 @@ struct clk_fractional_divider { #define to_clk_fd(_hw) container_of(_hw, struct clk_fractional_divider, hw) #define CLK_FRAC_DIVIDER_ZERO_BASED BIT(0) +#define CLK_FRAC_DIVIDER_BIG_ENDIAN BIT(1) extern const struct clk_ops clk_fractional_divider_ops; struct clk *clk_register_fractional_divider(struct device *dev, |