clk: add table lookup to mux
Add a table lookup feature to the mux clock. Also allow arbitrary masks
instead of the width. This will be used by some clocks on Tegra114. Also
adapt the tegra periph clk because it uses struct clk_mux directly.
Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index 56e6cc1..63ba3b74 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -297,8 +297,9 @@
struct clk_mux {
struct clk_hw hw;
void __iomem *reg;
+ u32 *table;
+ u32 mask;
u8 shift;
- u8 width;
u8 flags;
spinlock_t *lock;
};
@@ -307,11 +308,17 @@
#define CLK_MUX_INDEX_BIT BIT(1)
extern const struct clk_ops clk_mux_ops;
+
struct clk *clk_register_mux(struct device *dev, const char *name,
const char **parent_names, u8 num_parents, unsigned long flags,
void __iomem *reg, u8 shift, u8 width,
u8 clk_mux_flags, spinlock_t *lock);
+struct clk *clk_register_mux_table(struct device *dev, const char *name,
+ const char **parent_names, u8 num_parents, unsigned long flags,
+ void __iomem *reg, u8 shift, u32 mask,
+ u8 clk_mux_flags, u32 *table, spinlock_t *lock);
+
/**
* struct clk_fixed_factor - fixed multiplier and divider clock
*