From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

commit 269785eaba09172c5189e30d2202084586aeabdd upstream.

Add support for iWave RZ/G1H Qseven System On Module.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Link: https://lore.kernel.org/r/1588542414-14826-10-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 arch/arm/boot/dts/r8a7742-iwg21m.dtsi | 53 +++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 arch/arm/boot/dts/r8a7742-iwg21m.dtsi

diff --git a/arch/arm/boot/dts/r8a7742-iwg21m.dtsi b/arch/arm/boot/dts/r8a7742-iwg21m.dtsi
new file mode 100644
index 000000000000..85aff429d408
--- /dev/null
+++ b/arch/arm/boot/dts/r8a7742-iwg21m.dtsi
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for the iWave RZ/G1H Qseven SOM
+ *
+ * Copyright (C) 2020 Renesas Electronics Corp.
+ */
+
+#include "r8a7742.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	compatible = "iwave,g21m", "renesas,r8a7742";
+
+	memory@40000000 {
+		device_type = "memory";
+		reg = <0 0x40000000 0 0x40000000>;
+	};
+
+	memory@200000000 {
+		device_type = "memory";
+		reg = <2 0x00000000 0 0x40000000>;
+	};
+
+	reg_3p3v: 3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "3P3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+};
+
+&extal_clk {
+	clock-frequency = <20000000>;
+};
+
+&pfc {
+	mmc1_pins: mmc1 {
+		groups = "mmc1_data4", "mmc1_ctrl";
+		function = "mmc1";
+	};
+};
+
+&mmcif1 {
+	pinctrl-0 = <&mmc1_pins>;
+	pinctrl-names = "default";
+
+	vmmc-supply = <&reg_3p3v>;
+	bus-width = <4>;
+	non-removable;
+	status = "okay";
+};
-- 
2.17.1