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clk: zynqmp: Handle divider specific read only flag

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Add support for divider specific read only CCF flag
(CLK_DIVIDER_READ_ONLY).

Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Link: https://lore.kernel.org/r/20210628070122.26217-5-rajan.vaja@xilinx.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Rajan Vaja 2021-06-28 00:01:22 -07:00 committed by Stephen Boyd
parent 54530ed17d
commit 03aea91bbe
1 changed files with 9 additions and 1 deletions
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10
drivers/clk/zynqmp/divider.c
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@ -256,6 +256,11 @@ static const struct clk_ops zynqmp_clk_divider_ops = {
.set_rate = zynqmp_clk_divider_set_rate,
};
static const struct clk_ops zynqmp_clk_divider_ro_ops = {
.recalc_rate = zynqmp_clk_divider_recalc_rate,
.round_rate = zynqmp_clk_divider_round_rate,
};
/**
* zynqmp_clk_get_max_divisor() - Get maximum supported divisor from firmware.
* @clk_id: Id of clock
@ -334,7 +339,10 @@ struct clk_hw *zynqmp_clk_register_divider(const char *name,
return ERR_PTR(-ENOMEM);
init.name = name;
init.ops = &zynqmp_clk_divider_ops;
if (nodes->type_flag & CLK_DIVIDER_READ_ONLY)
init.ops = &zynqmp_clk_divider_ro_ops;
else
init.ops = &zynqmp_clk_divider_ops;
init.flags = zynqmp_clk_map_common_ccf_flags(nodes->flag);