From 4902c2025b8ade9c230d4bca25ec5f691e91cb1f Mon Sep 17 00:00:00 2001 From: Tero Kristo Date: Wed, 26 Jul 2017 16:47:27 +0300 Subject: clk: ti: add support for register read-modify-write low-level operation Useful for changing few bits on a register, this makes sure for example that the operation is done atomically in case of syscon. Signed-off-by: Tero Kristo --- include/linux/clk/ti.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/linux/clk/ti.h') diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h index d18da839b810..9e8611470187 100644 --- a/include/linux/clk/ti.h +++ b/include/linux/clk/ti.h @@ -211,6 +211,7 @@ enum { * struct ti_clk_ll_ops - low-level ops for clocks * @clk_readl: pointer to register read function * @clk_writel: pointer to register write function + * @clk_rmw: pointer to register read-modify-write function * @clkdm_clk_enable: pointer to clockdomain enable function * @clkdm_clk_disable: pointer to clockdomain disable function * @clkdm_lookup: pointer to clockdomain lookup function @@ -226,6 +227,7 @@ enum { struct ti_clk_ll_ops { u32 (*clk_readl)(const struct clk_omap_reg *reg); void (*clk_writel)(u32 val, const struct clk_omap_reg *reg); + void (*clk_rmw)(u32 val, u32 mask, const struct clk_omap_reg *reg); int (*clkdm_clk_enable)(struct clockdomain *clkdm, struct clk *clk); int (*clkdm_clk_disable)(struct clockdomain *clkdm, struct clk *clk); -- cgit v1.2.3