clk: starfive: jh7110-pll: Mark the probe function as __init

Mark the jh7110_pll_probe function as __init.

There's no need to support hotplugging in the jh7110-pll driver. We use
builtin_platform_driver_probe, the probe function will only be called at
startup.

Signed-off-by: Changhuang Liang <changhuang.liang@starfivetech.com>
Link: https://lore.kernel.org/r/20241029032828.238706-1-changhuang.liang@starfivetech.com
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Reviewed-by: Xingyu Wu <xingyu.wu@starfivetech.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/starfive/clk-starfive-jh7110-pll.c

@@ -453,7 +453,7 @@ static struct clk_hw *jh7110_pll_get(struct of_phandle_args *clkspec, void *data
 	return ERR_PTR(-EINVAL);
 }
 
-static int jh7110_pll_probe(struct platform_device *pdev)
+static int __init jh7110_pll_probe(struct platform_device *pdev)
 {
 	struct jh7110_pll_priv *priv;
 	unsigned int idx;