MIPS: Ingenic: Add YSH & ATIL CU Neo board support.

Add a device tree for the Ingenic X1000 based YSH & ATIL CU Neo board.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Acked-by: Paul Cercueil <paul@crapouillou.net>
[paulburton@kernel.org:
  Drop stale mention of previously unselectable Kconfig entry.]
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: robh+dt@kernel.org
Cc: paul.burton@mips.com
Cc: jhogan@kernel.org
Cc: mripard@kernel.org
Cc: shawnguo@kernel.org
Cc: mark.rutland@arm.com
Cc: alexandre.belloni@bootlin.com
Cc: ralf@linux-mips.org
Cc: heiko@sntech.de
Cc: icenowy@aosc.io
Cc: ak@linux.intel.com
Cc: laurent.pinchart@ideasonboard.com
Cc: krzk@kernel.org
Cc: geert+renesas@glider.be
Cc: prasannatsmkumar@gmail.com
Cc: keescook@chromium.org
Cc: ebiederm@xmission.com
Cc: sernia.zhou@foxmail.com
Cc: zhenwenjin@gmail.com
Cc: 772753199@qq.com

2 files changed, 100 insertions, 0 deletions

diff --git a/arch/mips/boot/dts/ingenic/Makefile b/arch/mips/boot/dts/ingenic/Makefile
index 9cc48441eb71..e1654291a7b0 100644
--- a/arch/mips/boot/dts/ingenic/Makefile
+++ b/arch/mips/boot/dts/ingenic/Makefile
@@ -2,5 +2,6 @@
 dtb-$(CONFIG_JZ4740_QI_LB60)	+= qi_lb60.dtb
 dtb-$(CONFIG_JZ4770_GCW0)	+= gcw0.dtb
 dtb-$(CONFIG_JZ4780_CI20)	+= ci20.dtb
+dtb-$(CONFIG_X1000_CU1000_NEO)	+= cu1000-neo.dtb
 
 obj-$(CONFIG_BUILTIN_DTB)	+= $(addsuffix .o, $(dtb-y))
diff --git a/arch/mips/boot/dts/ingenic/cu1000-neo.dts b/arch/mips/boot/dts/ingenic/cu1000-neo.dts
new file mode 100644
index 000000000000..b0733da9b8d3
--- /dev/null
+++ b/arch/mips/boot/dts/ingenic/cu1000-neo.dts
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include "x1000.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clock/ingenic,tcu.h>
+
+/ {
+	compatible = "yna,cu1000-neo", "ingenic,x1000";
+	model = "YSH & ATIL General Board CU Neo";
+
+	aliases {
+		serial2 = &uart2;
+	};
+
+	chosen {
+		stdout-path = "serial2:115200n8";
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x04000000>;
+	};
+};
+
+&exclk {
+	clock-frequency = <24000000>;
+};
+
+&tcu {
+	/* 1500 kHz for the system timer and clocksource */
+	assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER2>;
+	assigned-clock-rates = <1500000>, <1500000>;
+
+	/* Use channel #0 for the system timer channel #2 for the clocksource */
+	ingenic,pwm-channels-mask = <0xfa>;
+};
+
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pins_uart2>;
+
+	status = "okay";
+};
+
+&mac {
+	phy-mode = "rmii";
+	phy-handle = <&lan8720a>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pins_mac>;
+
+	snps,reset-gpio = <&gpc 23 GPIO_ACTIVE_LOW>; /* PC23 */
+	snps,reset-active-low;
+	snps,reset-delays-us = <0 10000 30000>;
+
+	status = "okay";
+};
+
+&mdio {
+	status = "okay";
+
+	lan8720a: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0007.c0f0", "ethernet-phy-ieee802.3-c22";
+		reg = <0>;
+	};
+};
+
+&msc0 {
+	bus-width = <8>;
+	max-frequency = <50000000>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pins_msc0>;
+
+	non-removable;
+
+	status = "okay";
+};
+
+&pinctrl {
+	pins_uart2: uart2 {
+		function = "uart2";
+		groups = "uart2-data-d";
+		bias-disable;
+	};
+
+	pins_mac: mac {
+		function = "mac";
+		groups = "mac";
+		bias-disable;
+	};
+
+	pins_msc0: msc0 {
+		function = "mmc0";
+		groups = "mmc0-1bit", "mmc0-4bit", "mmc0-8bit";
+		bias-disable;
+	};
+};