diff options
Diffstat (limited to 'drivers/clk/sunxi/clk-factors.h')
| -rw-r--r-- | drivers/clk/sunxi/clk-factors.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/clk/sunxi/clk-factors.h b/drivers/clk/sunxi/clk-factors.h new file mode 100644 index 000000000..171085ab5 --- /dev/null +++ b/drivers/clk/sunxi/clk-factors.h @@ -0,0 +1,44 @@ +#ifndef __MACH_SUNXI_CLK_FACTORS_H +#define __MACH_SUNXI_CLK_FACTORS_H + +#include <linux/clk-provider.h> +#include <linux/clkdev.h> +#include <linux/spinlock.h> + +#define SUNXI_FACTORS_NOT_APPLICABLE (0) + +struct clk_factors_config { + u8 nshift; + u8 nwidth; + u8 kshift; + u8 kwidth; + u8 mshift; + u8 mwidth; + u8 pshift; + u8 pwidth; + u8 n_start; +}; + +struct factors_data { + int enable; + int mux; + int muxmask; + struct clk_factors_config *table; + void (*getter) (u32 *rate, u32 parent_rate, u8 *n, u8 *k, u8 *m, u8 *p); + const char *name; +}; + +struct clk_factors { + struct clk_hw hw; + void __iomem *reg; + struct clk_factors_config *config; + void (*get_factors) (u32 *rate, u32 parent, u8 *n, u8 *k, u8 *m, u8 *p); + spinlock_t *lock; +}; + +struct clk *sunxi_factors_register(struct device_node *node, + const struct factors_data *data, + spinlock_t *lock, + void __iomem *reg); + +#endif |