clk: imx: gate2: Use struct udevice instead of struct device

Use U-Boot specific struct udevice instead of Linux compatibility
struct device in gate2 clock registration.

Signed-off-by: Marek Vasut <marex@denx.de>
diff --git a/drivers/clk/imx/clk-gate2.c b/drivers/clk/imx/clk-gate2.c
index 65fa6b5..400121a 100644
--- a/drivers/clk/imx/clk-gate2.c
+++ b/drivers/clk/imx/clk-gate2.c
@@ -90,7 +90,7 @@
 	.get_rate = clk_generic_get_rate,
 };
 
-struct clk *clk_register_gate2(struct device *dev, const char *name,
+struct clk *clk_register_gate2(struct udevice *dev, const char *name,
 		const char *parent_name, unsigned long flags,
 		void __iomem *reg, u8 bit_idx, u8 cgr_val,
 		u8 clk_gate2_flags, unsigned int *share_count)
diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h
index 6f0ae86..6f964f2 100644
--- a/drivers/clk/imx/clk.h
+++ b/drivers/clk/imx/clk.h
@@ -78,7 +78,7 @@
 			    void __iomem *base,
 			    const struct imx_pll14xx_clk *pll_clk);
 
-struct clk *clk_register_gate2(struct device *dev, const char *name,
+struct clk *clk_register_gate2(struct udevice *dev, const char *name,
 		const char *parent_name, unsigned long flags,
 		void __iomem *reg, u8 bit_idx, u8 cgr_val,
 		u8 clk_gate_flags, unsigned int *share_count);