arm64: dts: renesas: rzg2lc-smarc: Enable CRU, CSI support

Enable CRU, CSI on RZ/G2LC SMARC EVK and tie the CSI to the OV5645 sensor
using Device Tree overlay.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230413114016.16068-1-prabhakar.mahadev-lad.rj@bp.renesas.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm64/boot/dts/renesas/Makefile

@@ -79,6 +79,7 @@ dtb-$(CONFIG_ARCH_R9A07G043) += r9a07g043u11-smarc.dtb
 dtb-$(CONFIG_ARCH_R9A07G043) += r9a07g043-smarc-pmod.dtbo
 
 dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044c2-smarc.dtb
+dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044c2-smarc-cru-csi-ov5645.dtbo
 dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044l2-smarc.dtb
 dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044l2-smarc-cru-csi-ov5645.dtbo
 

arch/arm64/boot/dts/renesas/r9a07g044c2-smarc-cru-csi-ov5645.dtso

+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree overlay for the RZ/G2LC SMARC EVK with
+ * OV5645 camera connected to CSI and CRU enabled.
+ *
+ * Copyright (C) 2023 Renesas Electronics Corp.
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
+
+#define OV5645_PARENT_I2C i2c0
+#include "rz-smarc-cru-csi-ov5645.dtsi"
+
+&ov5645 {
+	enable-gpios = <&pinctrl RZG2L_GPIO(0, 1) GPIO_ACTIVE_HIGH>;
+	reset-gpios = <&pinctrl RZG2L_GPIO(5, 2) GPIO_ACTIVE_LOW>;
+};