arm: dts: imx93: add a per clock for LPUART1

When CLK is enabled, get_lpuart_clk_rate() needs to get a per clock of
lpuart, so that add a per clock for lpuart1.

Signed-off-by: Alice Guo <alice.guo@nxp.com>
Reviewed-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
diff --git a/arch/arm/dts/imx93.dtsi b/arch/arm/dts/imx93.dtsi
index 13cf32d..90de635 100644
--- a/arch/arm/dts/imx93.dtsi
+++ b/arch/arm/dts/imx93.dtsi
@@ -254,8 +254,8 @@
 				compatible = "fsl,imx93-lpuart", "fsl,imx7ulp-lpuart";
 				reg = <0x44380000 0x1000>;
 				interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX93_CLK_LPUART1_GATE>;
-				clock-names = "ipg";
+				clocks = <&clk IMX93_CLK_LPUART1_GATE>, <&clk IMX93_CLK_LPUART1_GATE>;
+				clock-names = "ipg", "per";
 				status = "disabled";
 			};