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openwrt/target/linux/rockchip/patches-6.6/030-17-v6.14-clk-rockchip-expose-rockchip_clk_set_lookup.patch
Tianling Shen cd6dd1c01e rockchip: backport GATE_LINK support for RK3588
Apart from improved power consumption, this fixes the runtime errors
from the pmdomain driver (failed to set idle on domain '%s')

Backport four clk fixes while at it.

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
Link: https://github.com/openwrt/openwrt/pull/19925
(cherry picked from commit 13db7a0708)
[rebased upon 24.10 branch]
Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
Link: https://github.com/openwrt/openwrt/pull/19989
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2025-09-10 00:05:41 +02:00

91 lines
3.0 KiB
Diff

From fe0fb6675fa48cade97d8bcd46226479c4a704df Mon Sep 17 00:00:00 2001
From: Sebastian Reichel <sebastian.reichel@collabora.com>
Date: Wed, 11 Dec 2024 17:58:52 +0100
Subject: [PATCH] clk: rockchip: expose rockchip_clk_set_lookup
Move rockchip_clk_add_lookup to clk.h, so that it can be used
by sub-devices with their own driver. These might also have to
do a lookup, so rename the function to rockchip_clk_set_lookup
and add a matching rockchip_clk_get_lookup.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20241211165957.94922-4-sebastian.reichel@collabora.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
drivers/clk/rockchip/clk.c | 14 ++++----------
drivers/clk/rockchip/clk.h | 12 ++++++++++++
2 files changed, 16 insertions(+), 10 deletions(-)
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -197,12 +197,6 @@ static void rockchip_fractional_approxim
clk_fractional_divider_general_approximation(hw, rate, parent_rate, m, n);
}
-static void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx,
- struct clk *clk, unsigned int id)
-{
- ctx->clk_data.clks[id] = clk;
-}
-
static struct clk *rockchip_clk_register_frac_branch(
struct rockchip_clk_provider *ctx, const char *name,
const char *const *parent_names, u8 num_parents,
@@ -292,7 +286,7 @@ static struct clk *rockchip_clk_register
return mux_clk;
}
- rockchip_clk_add_lookup(ctx, mux_clk, child->id);
+ rockchip_clk_set_lookup(ctx, mux_clk, child->id);
/* notifier on the fraction divider to catch rate changes */
if (frac->mux_frac_idx >= 0) {
@@ -452,7 +446,7 @@ void rockchip_clk_register_plls(struct r
continue;
}
- rockchip_clk_add_lookup(ctx, clk, list->id);
+ rockchip_clk_set_lookup(ctx, clk, list->id);
}
}
EXPORT_SYMBOL_GPL(rockchip_clk_register_plls);
@@ -614,7 +608,7 @@ void rockchip_clk_register_branches(stru
continue;
}
- rockchip_clk_add_lookup(ctx, clk, list->id);
+ rockchip_clk_set_lookup(ctx, clk, list->id);
}
}
EXPORT_SYMBOL_GPL(rockchip_clk_register_branches);
@@ -638,7 +632,7 @@ void rockchip_clk_register_armclk(struct
return;
}
- rockchip_clk_add_lookup(ctx, clk, lookup_id);
+ rockchip_clk_set_lookup(ctx, clk, lookup_id);
}
EXPORT_SYMBOL_GPL(rockchip_clk_register_armclk);
--- a/drivers/clk/rockchip/clk.h
+++ b/drivers/clk/rockchip/clk.h
@@ -970,6 +970,18 @@ struct rockchip_clk_branch {
#define SGRF_GATE(_id, cname, pname) \
FACTOR(_id, cname, pname, 0, 1, 1)
+static inline struct clk *rockchip_clk_get_lookup(struct rockchip_clk_provider *ctx,
+ unsigned int id)
+{
+ return ctx->clk_data.clks[id];
+}
+
+static inline void rockchip_clk_set_lookup(struct rockchip_clk_provider *ctx,
+ struct clk *clk, unsigned int id)
+{
+ ctx->clk_data.clks[id] = clk;
+}
+
struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np,
void __iomem *base, unsigned long nr_clks);
struct rockchip_clk_provider *rockchip_clk_init_early(struct device_node *np,