diff --git a/drivers/clk/davinci/da8xx-cfgchip.c b/drivers/clk/davinci/da8xx-cfgchip.c
index ad2d0df43dc6..ec60ecb517f1 100644
--- a/drivers/clk/davinci/da8xx-cfgchip.c
+++ b/drivers/clk/davinci/da8xx-cfgchip.c
@@ -508,7 +508,7 @@ da8xx_cfgchip_register_usb0_clk48(struct device *dev,
 	const char * const parent_names[] = { "usb_refclkin", "pll0_auxclk" };
 	struct clk *fck_clk;
 	struct da8xx_usb0_clk48 *usb0;
-	struct clk_init_data init;
+	struct clk_init_data init = {};
 	int ret;
 
 	fck_clk = devm_clk_get(dev, "fck");
@@ -583,7 +583,7 @@ da8xx_cfgchip_register_usb1_clk48(struct device *dev,
 {
 	const char * const parent_names[] = { "usb0_clk48", "usb_refclkin" };
 	struct da8xx_usb1_clk48 *usb1;
-	struct clk_init_data init;
+	struct clk_init_data init = {};
 	int ret;
 
 	usb1 = devm_kzalloc(dev, sizeof(*usb1), GFP_KERNEL);
diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c
index a026ccca7315..28945b6b0ee1 100644
--- a/drivers/clk/samsung/clk-exynos4.c
+++ b/drivers/clk/samsung/clk-exynos4.c
@@ -1040,19 +1040,20 @@ static unsigned long __init exynos4_get_xom(void)
 static void __init exynos4_clk_register_finpll(struct samsung_clk_provider *ctx)
 {
 	struct samsung_fixed_rate_clock fclk;
-	struct clk *clk;
-	unsigned long finpll_f = 24000000;
+	unsigned long finpll_f;
+	unsigned int parent;
 	char *parent_name;
 	unsigned int xom = exynos4_get_xom();
 
 	parent_name = xom & 1 ? "xusbxti" : "xxti";
-	clk = clk_get(NULL, parent_name);
-	if (IS_ERR(clk)) {
+	parent = xom & 1 ? CLK_XUSBXTI : CLK_XXTI;
+
+	finpll_f = clk_hw_get_rate(ctx->clk_data.hws[parent]);
+	if (!finpll_f) {
 		pr_err("%s: failed to lookup parent clock %s, assuming "
 			"fin_pll clock frequency is 24MHz\n", __func__,
 			parent_name);
-	} else {
-		finpll_f = clk_get_rate(clk);
+		finpll_f = 24000000;
 	}
 
 	fclk.id = CLK_FIN_PLL;
diff --git a/drivers/clk/sophgo/clk-sg2042-pll.c b/drivers/clk/sophgo/clk-sg2042-pll.c
index 9695e64fc23b..ff9deeef509b 100644
--- a/drivers/clk/sophgo/clk-sg2042-pll.c
+++ b/drivers/clk/sophgo/clk-sg2042-pll.c
@@ -387,7 +387,7 @@ static int sg2042_clk_pll_set_rate(struct clk_hw *hw,
 	struct sg2042_pll_clock *pll = to_sg2042_pll_clk(hw);
 	struct sg2042_pll_ctrl pctrl_table;
 	unsigned long flags;
-	u32 value;
+	u32 value = 0;
 	int ret;
 
 	spin_lock_irqsave(pll->lock, flags);
diff --git a/drivers/clk/thead/Kconfig b/drivers/clk/thead/Kconfig
index 1710d50bf9d4..95e0d9eb965e 100644
--- a/drivers/clk/thead/Kconfig
+++ b/drivers/clk/thead/Kconfig
@@ -3,6 +3,7 @@
 config CLK_THEAD_TH1520_AP
 	bool "T-HEAD TH1520 AP clock support"
 	depends on ARCH_THEAD || COMPILE_TEST
+	depends on 64BIT
 	default ARCH_THEAD
 	select REGMAP_MMIO
 	help