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-rw-r--r--drivers/clk/rockchip/clk.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h
index ef601dded32c..23c569a875d4 100644
--- a/drivers/clk/rockchip/clk.h
+++ b/drivers/clk/rockchip/clk.h
@@ -354,6 +354,7 @@ enum rockchip_clk_branch_type {
branch_inverter,
branch_factor,
branch_ddrclk,
+ branch_half_divider,
};
struct rockchip_clk_branch {
@@ -684,6 +685,79 @@ struct rockchip_clk_branch {
.gate_flags = gf, \
}
+#define COMPOSITE_HALFDIV(_id, cname, pnames, f, mo, ms, mw, mf, ds, dw,\
+ df, go, gs, gf) \
+ { \
+ .id = _id, \
+ .branch_type = branch_half_divider, \
+ .name = cname, \
+ .parent_names = pnames, \
+ .num_parents = ARRAY_SIZE(pnames), \
+ .flags = f, \
+ .muxdiv_offset = mo, \
+ .mux_shift = ms, \
+ .mux_width = mw, \
+ .mux_flags = mf, \
+ .div_shift = ds, \
+ .div_width = dw, \
+ .div_flags = df, \
+ .gate_offset = go, \
+ .gate_shift = gs, \
+ .gate_flags = gf, \
+ }
+
+#define COMPOSITE_NOGATE_HALFDIV(_id, cname, pnames, f, mo, ms, mw, mf, \
+ ds, dw, df) \
+ { \
+ .id = _id, \
+ .branch_type = branch_half_divider, \
+ .name = cname, \
+ .parent_names = pnames, \
+ .num_parents = ARRAY_SIZE(pnames), \
+ .flags = f, \
+ .muxdiv_offset = mo, \
+ .mux_shift = ms, \
+ .mux_width = mw, \
+ .mux_flags = mf, \
+ .div_shift = ds, \
+ .div_width = dw, \
+ .div_flags = df, \
+ .gate_offset = -1, \
+ }
+
+#define COMPOSITE_NOMUX_HALFDIV(_id, cname, pname, f, mo, ds, dw, df, \
+ go, gs, gf) \
+ { \
+ .id = _id, \
+ .branch_type = branch_half_divider, \
+ .name = cname, \
+ .parent_names = (const char *[]){ pname }, \
+ .num_parents = 1, \
+ .flags = f, \
+ .muxdiv_offset = mo, \
+ .div_shift = ds, \
+ .div_width = dw, \
+ .div_flags = df, \
+ .gate_offset = go, \
+ .gate_shift = gs, \
+ .gate_flags = gf, \
+ }
+
+#define DIV_HALF(_id, cname, pname, f, o, s, w, df) \
+ { \
+ .id = _id, \
+ .branch_type = branch_half_divider, \
+ .name = cname, \
+ .parent_names = (const char *[]){ pname }, \
+ .num_parents = 1, \
+ .flags = f, \
+ .muxdiv_offset = o, \
+ .div_shift = s, \
+ .div_width = w, \
+ .div_flags = df, \
+ .gate_offset = -1, \
+ }
+
struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np,
void __iomem *base, unsigned long nr_clks);
void rockchip_clk_of_add_provider(struct device_node *np,
@@ -708,6 +782,17 @@ void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx,
#define ROCKCHIP_SOFTRST_HIWORD_MASK BIT(0)
+struct clk *rockchip_clk_register_halfdiv(const char *name,
+ const char *const *parent_names,
+ u8 num_parents, void __iomem *base,
+ int muxdiv_offset, u8 mux_shift,
+ u8 mux_width, u8 mux_flags,
+ u8 div_shift, u8 div_width,
+ u8 div_flags, int gate_offset,
+ u8 gate_shift, u8 gate_flags,
+ unsigned long flags,
+ spinlock_t *lock);
+
#ifdef CONFIG_RESET_CONTROLLER
void rockchip_register_softrst(struct device_node *np,
unsigned int num_regs,