Messages in this thread Patch in this message | | | From | Claudiu Beznea <> | Subject | [PATCH 19/42] clk: at91: clk-slow: add support for parent_hw | Date | Thu, 27 Jul 2023 08:31:33 +0300 |
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Add support for parent_hw in slow clock drivers. With this parent-child relation is described with pointers rather than strings making registration a bit faster.
All the SoC based drivers that rely on clk-slow were adapted to the new API change. The switch itself for SoCs will be done in subsequent patches.
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev> --- drivers/clk/at91/at91sam9260.c | 2 +- drivers/clk/at91/clk-slow.c | 8 ++++++-- drivers/clk/at91/dt-compat.c | 2 +- drivers/clk/at91/pmc.h | 1 + 4 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/clk/at91/at91sam9260.c b/drivers/clk/at91/at91sam9260.c index f39deb3ec00a..55350331b07e 100644 --- a/drivers/clk/at91/at91sam9260.c +++ b/drivers/clk/at91/at91sam9260.c @@ -385,7 +385,7 @@ static void __init at91sam926x_pmc_setup(struct device_node *np, parent_names[0] = "slow_rc_osc"; parent_names[1] = "slow_xtal"; hw = at91_clk_register_sam9260_slow(regmap, "slck", - parent_names, 2); + parent_names, NULL, 2); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/clk-slow.c b/drivers/clk/at91/clk-slow.c index ac9f7a48b76e..bea66216ed82 100644 --- a/drivers/clk/at91/clk-slow.c +++ b/drivers/clk/at91/clk-slow.c @@ -39,11 +39,12 @@ struct clk_hw * __init at91_clk_register_sam9260_slow(struct regmap *regmap, const char *name, const char **parent_names, + struct clk_hw **parent_hws, int num_parents) { struct clk_sam9260_slow *slowck; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init = {}; int ret; if (!name) @@ -58,7 +59,10 @@ at91_clk_register_sam9260_slow(struct regmap *regmap, init.name = name; init.ops = &sam9260_slow_ops; - init.parent_names = parent_names; + if (parent_hws) + init.parent_hws = (const struct clk_hw **)&parent_hws; + else + init.parent_names = parent_names; init.num_parents = num_parents; init.flags = 0; diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index f464e125c9fd..dbc59ac44828 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -822,7 +822,7 @@ static void __init of_at91sam9260_clk_slow_setup(struct device_node *np) of_property_read_string(np, "clock-output-names", &name); - hw = at91_clk_register_sam9260_slow(regmap, name, parent_names, + hw = at91_clk_register_sam9260_slow(regmap, name, parent_names, NULL, num_parents); if (IS_ERR(hw)) return; diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h index 541d2ba2fea5..6816e350d6d6 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -244,6 +244,7 @@ struct clk_hw * __init at91_clk_register_sam9260_slow(struct regmap *regmap, const char *name, const char **parent_names, + struct clk_hw **parent_hws, int num_parents); struct clk_hw * __init -- 2.39.2
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