mips: mtmips: add support for mt7628-rfb
This patch adds support for mt7628 reference board. SPL_DM and DT are not
enabled for SPL to save about 17KiB for u-boot-spl.bin.
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/arch/mips/dts/mediatek,mt7628-rfb.dts b/arch/mips/dts/mediatek,mt7628-rfb.dts
new file mode 100644
index 0000000..6ff36da
--- /dev/null
+++ b/arch/mips/dts/mediatek,mt7628-rfb.dts
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020 MediaTek Inc.
+ *
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+/dts-v1/;
+
+#include "mt7628a.dtsi"
+
+/ {
+ compatible = "mediatek,mt7628-rfb", "ralink,mt7628a-soc";
+ model = "MediaTek MT7628 RFB";
+
+ aliases {
+ serial0 = &uart0;
+ spi0 = &spi0;
+ };
+
+ chosen {
+ stdout-path = &uart0;
+ };
+};
+
+&pinctrl {
+ state_default: pin_state {
+ pleds {
+ groups = "p0led", "p1led", "p2led", "p3led", "p4led";
+ function = "led";
+ };
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&spi0 {
+ status = "okay";
+ num-cs = <2>;
+
+ spi-flash@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor";
+ spi-max-frequency = <25000000>;
+ reg = <0>;
+ };
+};
+
+ð {
+ mediatek,wan-port = <0>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&ephy_router_mode>;
+};
+
+&mmc {
+ bus-width = <4>;
+ cap-sd-highspeed;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&sd_router_mode>;
+
+ status = "okay";
+};