From 1c643303187c595eb6782329529d2aec3731e473 Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Wed, 31 Jul 2019 07:01:34 +0000 Subject: clk: add clk-gate support Import clk-gate support from Linux Kernel 5.1-rc5 Signed-off-by: Peng Fan --- include/linux/clk-provider.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'include/linux') diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 6d62f862d2..8b04ecd7a5 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -69,6 +69,24 @@ struct clk_mux { extern const struct clk_ops clk_mux_ops; u8 clk_mux_get_parent(struct clk *clk); +struct clk_gate { + struct clk clk; + void __iomem *reg; + u8 bit_idx; + u8 flags; +}; + +#define to_clk_gate(_clk) container_of(_clk, struct clk_gate, clk) + +#define CLK_GATE_SET_TO_DISABLE BIT(0) +#define CLK_GATE_HIWORD_MASK BIT(1) + +extern const struct clk_ops clk_gate_ops; +struct clk *clk_register_gate(struct device *dev, const char *name, + const char *parent_name, unsigned long flags, + void __iomem *reg, u8 bit_idx, + u8 clk_gate_flags, spinlock_t *lock); + struct clk_div_table { unsigned int val; unsigned int div; -- cgit