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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Barebox List <barebox@lists.infradead.org>
Cc: Ahmad Fatoum <a.fatoum@pengutronix.de>
Subject: [PATCH 02/24] clk: introduce clk init op
Date: Wed,  2 Jun 2021 11:54:45 +0200
Message-ID: <20210602095507.24609-3-s.hauer@pengutronix.de> (raw)
In-Reply-To: <20210602095507.24609-1-s.hauer@pengutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
---
 drivers/clk/clk.c   | 12 ++++++++++++
 include/linux/clk.h |  1 +
 2 files changed, 13 insertions(+)

diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index b04d44593b..fb5bf57e4b 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -261,6 +261,7 @@ struct clk *clk_get_parent(struct clk *clk)
 int clk_register(struct clk *clk)
 {
 	struct clk *c;
+	int ret;
 
 	list_for_each_entry(c, &clks, list) {
 		if (!strcmp(c->name, clk->name)) {
@@ -274,10 +275,21 @@ int clk_register(struct clk *clk)
 
 	list_add_tail(&clk->list, &clks);
 
+	if (clk->ops->init) {
+		ret = clk->ops->init(clk);
+		if (ret)
+			goto out;
+	}
+
 	if (clk->flags & CLK_IS_CRITICAL)
 		clk_enable(clk);
 
 	return 0;
+out:
+	list_del(&clk->list);
+	free(clk->parents);
+
+	return ret;
 }
 
 int clk_is_enabled(struct clk *clk)
diff --git a/include/linux/clk.h b/include/linux/clk.h
index c49fe9a54c..5d05ffd1b3 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -336,6 +336,7 @@ static inline void clk_put(struct clk *clk)
 #define CLK_GATE_HIWORD_MASK	(1 << 1)
 
 struct clk_ops {
+	int 		(*init)(struct clk *clk);
 	int		(*enable)(struct clk *clk);
 	void		(*disable)(struct clk *clk);
 	int		(*is_enabled)(struct clk *clk);
-- 
2.29.2


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  parent reply	other threads:[~2021-06-02 10:00 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-02  9:54 [PATCH v2 00/24] clk updates Sascha Hauer
2021-06-02  9:54 ` [PATCH 01/24] clk: clk-mux: Fix handling of CLK_MUX_HIWORD_MASK Sascha Hauer
2021-06-02 15:18   ` Ahmad Fatoum
2021-06-02  9:54 ` Sascha Hauer [this message]
2021-06-02  9:54 ` [PATCH 03/24] clk: rename clk_register() to bclk_register() Sascha Hauer
2021-06-02  9:54 ` [PATCH 04/24] clk: introduce struct clk_hw Sascha Hauer
2021-06-11  7:55   ` Ahmad Fatoum
2021-06-11  8:41     ` Sascha Hauer
2021-06-11  9:19       ` Ahmad Fatoum
2021-06-11 11:46         ` Sascha Hauer
2021-06-11 12:14           ` Ahmad Fatoum
2021-06-02  9:54 ` [PATCH 05/24] clk: introduce clk_register() Sascha Hauer
2021-06-02  9:54 ` [PATCH 06/24] clk: divider: Make clk_divider_ops const Sascha Hauer
2021-06-02  9:54 ` [PATCH 07/24] clk: divider: Add ro ops Sascha Hauer
2021-06-02  9:54 ` [PATCH 08/24] clk: divider: Make clk_mux_ops const Sascha Hauer
2021-06-02  9:54 ` [PATCH 09/24] clk: mux: Add ro ops Sascha Hauer
2021-06-02  9:54 ` [PATCH 10/24] clk: move fixed_factor to include/linux/clk.h Sascha Hauer
2021-06-02  9:54 ` [PATCH 11/24] Add rational_best_approximation() Sascha Hauer
2021-06-02 18:25   ` Trent Piepho
2021-06-07 11:22     ` Sascha Hauer
2021-06-02  9:54 ` [PATCH 12/24] clk: Update fractional divider from Linux Sascha Hauer
2021-06-02  9:54 ` [PATCH 13/24] clk: Add lock to different clock types Sascha Hauer
2021-06-02  9:54 ` [PATCH 14/24] clk: Add Linux functions to register a divider Sascha Hauer
2021-06-02  9:54 ` [PATCH 15/24] clk: Add Linux functions to register a fixed factor clock Sascha Hauer
2021-06-02  9:54 ` [PATCH 16/24] clk: Add Linux functions to register a gate Sascha Hauer
2021-06-02  9:55 ` [PATCH 17/24] clk: Add Linux functions to register a mux Sascha Hauer
2021-06-02  9:55 ` [PATCH 18/24] clk: Add CLK_GET_RATE_NOCACHE Sascha Hauer
2021-06-02  9:55 ` [PATCH 19/24] clk: Rename CLK_GATE_INVERTED to CLK_GATE_SET_TO_DISABLE Sascha Hauer
2021-06-02  9:55 ` [PATCH 20/24] clk: implement CLK_SET_RATE_UNGATE Sascha Hauer
2021-06-02  9:55 ` [PATCH 21/24] clk: implement set/get phase Sascha Hauer
2021-06-02  9:55 ` [PATCH 22/24] regmap: Add regmap_read_poll_timeout Sascha Hauer
2021-06-02  9:55 ` [PATCH 23/24] clk: rockchip: Update to current Linux Sascha Hauer
2021-06-02  9:55 ` [PATCH 24/24] clk: Rockchip: Add rk3568 clk support Sascha Hauer
2021-06-09  9:18   ` Ahmad Fatoum

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