linux-kernel - [PATCH v1] clk: rockchip: rk3188: Drop CLK_NR

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Date: Mon, 24 Jun 2024 13:40:03 +0200
From: Johan Jonker <jbx6244@...il.com>
To: heiko@...ech.de
Cc: mturquette@...libre.com, sboyd@...nel.org, linux-clk@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org,
 linux-kernel@...r.kernel.org
Subject: [PATCH v1] clk: rockchip: rk3188: Drop CLK_NR_CLKS usage

In order to get rid of CLK_NR_CLKS and be able to drop it from the
bindings, use rockchip_clk_find_max_clk_id helper to find the highest
clock id.

Signed-off-by: Johan Jonker <jbx6244@...il.com>
---
 drivers/clk/rockchip/clk-rk3188.c | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/drivers/clk/rockchip/clk-rk3188.c b/drivers/clk/rockchip/clk-rk3188.c
index 9c8af4d1dae0..30e670c8afba 100644
--- a/drivers/clk/rockchip/clk-rk3188.c
+++ b/drivers/clk/rockchip/clk-rk3188.c
@@ -757,9 +757,11 @@ static const char *const rk3188_critical_clocks[] __initconst = {
 	"sclk_mac_lbtest",
 };

-static struct rockchip_clk_provider *__init rk3188_common_clk_init(struct device_node *np)
+static struct rockchip_clk_provider *__init rk3188_common_clk_init(struct device_node *np,
+								   unsigned long soc_nr_clks)
 {
 	struct rockchip_clk_provider *ctx;
+	unsigned long common_nr_clks;
 	void __iomem *reg_base;

 	reg_base = of_iomap(np, 0);
@@ -768,7 +770,9 @@ static struct rockchip_clk_provider *__init rk3188_common_clk_init(struct device
 		return ERR_PTR(-ENOMEM);
 	}

-	ctx = rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
+	common_nr_clks = rockchip_clk_find_max_clk_id(common_clk_branches,
+						      ARRAY_SIZE(common_clk_branches)) + 1;
+	ctx = rockchip_clk_init(np, reg_base, max(common_nr_clks, soc_nr_clks));
 	if (IS_ERR(ctx)) {
 		pr_err("%s: rockchip clk init failed\n", __func__);
 		iounmap(reg_base);
@@ -789,8 +793,11 @@ static struct rockchip_clk_provider *__init rk3188_common_clk_init(struct device
 static void __init rk3066a_clk_init(struct device_node *np)
 {
 	struct rockchip_clk_provider *ctx;
+	unsigned long soc_nr_clks;

-	ctx = rk3188_common_clk_init(np);
+	soc_nr_clks = rockchip_clk_find_max_clk_id(rk3066a_clk_branches,
+						   ARRAY_SIZE(rk3066a_clk_branches)) + 1;
+	ctx = rk3188_common_clk_init(np, soc_nr_clks);
 	if (IS_ERR(ctx))
 		return;

@@ -812,11 +819,14 @@ CLK_OF_DECLARE(rk3066a_cru, "rockchip,rk3066a-cru", rk3066a_clk_init);
 static void __init rk3188a_clk_init(struct device_node *np)
 {
 	struct rockchip_clk_provider *ctx;
+	unsigned long soc_nr_clks;
 	struct clk *clk1, *clk2;
 	unsigned long rate;
 	int ret;

-	ctx = rk3188_common_clk_init(np);
+	soc_nr_clks = rockchip_clk_find_max_clk_id(rk3188_clk_branches,
+						   ARRAY_SIZE(rk3188_clk_branches)) + 1;
+	ctx = rk3188_common_clk_init(np, soc_nr_clks);
 	if (IS_ERR(ctx))
 		return;

--
2.39.2