diff options
| author | Finley Xiao <finley.xiao@rock-chips.com> | 2019-04-03 17:42:26 +0800 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2019-04-12 22:34:18 +0200 |
| commit | 1f55660ff805224b4a532cfd5650753f0ed8dbeb (patch) | |
| tree | a48077c4cbab65d6e1e7c2df8308e66ff9b3400d /drivers/clk/rockchip | |
| parent | 57a20248ef3e429dc822f0774bc4e00136c46c83 (diff) | |
| download | linux-1f55660ff805224b4a532cfd5650753f0ed8dbeb.tar.bz2 | |
clk: rockchip: add a COMPOSITE_DIV_OFFSET clock-type
The div offset of some clocks are different from their mux offset
and the COMPOSITE clock-type require that div and mux offset are
the same, so add a new COMPOSITE_DIV_OFFSET clock-type to handle that.
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'drivers/clk/rockchip')
| -rw-r--r-- | drivers/clk/rockchip/clk.c | 9 | ||||
| -rw-r--r-- | drivers/clk/rockchip/clk.h | 23 |
2 files changed, 29 insertions, 3 deletions
diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c index c3ad92965823..0ea8e8080d1a 100644 --- a/drivers/clk/rockchip/clk.c +++ b/drivers/clk/rockchip/clk.c @@ -46,7 +46,7 @@ static struct clk *rockchip_clk_register_branch(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 div_offset, u8 div_shift, u8 div_width, u8 div_flags, struct clk_div_table *div_table, int gate_offset, u8 gate_shift, u8 gate_flags, unsigned long flags, spinlock_t *lock) @@ -95,7 +95,10 @@ static struct clk *rockchip_clk_register_branch(const char *name, } div->flags = div_flags; - div->reg = base + muxdiv_offset; + if (div_offset) + div->reg = base + div_offset; + else + div->reg = base + muxdiv_offset; div->shift = div_shift; div->width = div_width; div->lock = lock; @@ -516,7 +519,7 @@ void __init rockchip_clk_register_branches( ctx->reg_base, list->muxdiv_offset, list->mux_shift, list->mux_width, list->mux_flags, - list->div_shift, list->div_width, + list->div_offset, list->div_shift, list->div_width, list->div_flags, list->div_table, list->gate_offset, list->gate_shift, list->gate_flags, flags, &ctx->lock); diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h index 6b53fff4cc96..1b5270755431 100644 --- a/drivers/clk/rockchip/clk.h +++ b/drivers/clk/rockchip/clk.h @@ -407,6 +407,7 @@ struct rockchip_clk_branch { u8 mux_shift; u8 mux_width; u8 mux_flags; + int div_offset; u8 div_shift; u8 div_width; u8 div_flags; @@ -438,6 +439,28 @@ struct rockchip_clk_branch { .gate_flags = gf, \ } +#define COMPOSITE_DIV_OFFSET(_id, cname, pnames, f, mo, ms, mw, \ + mf, do, ds, dw, df, go, gs, gf) \ + { \ + .id = _id, \ + .branch_type = branch_composite, \ + .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_offset = do, \ + .div_shift = ds, \ + .div_width = dw, \ + .div_flags = df, \ + .gate_offset = go, \ + .gate_shift = gs, \ + .gate_flags = gf, \ + } + #define COMPOSITE_NOMUX(_id, cname, pname, f, mo, ds, dw, df, \ go, gs, gf) \ { \ |