Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / clk / sunxi / clk-factors.h

diff --git a/kernel/drivers/clk/sunxi/clk-factors.h b/kernel/drivers/clk/sunxi/clk-factors.h
new file mode 100644 (file)
index 0000000..171085a
--- /dev/null
+++ b/kernel/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