From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: James Hogan <jhogan@kernel.org>, Ralf Baechle <ralf@linux-mips.org>
Cc: Allan Nielsen <Allan.Nielsen@microsemi.com>,
linux-mips@linux-mips.org, linux-kernel@vger.kernel.org,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Rob Herring <robh+dt@kernel.org>,
devicetree@vger.kernel.org
Subject: [PATCH v6 3/6] MIPS: mscc: add ocelot dtsi
Date: Tue, 20 Mar 2018 14:07:58 +0100 [thread overview]
Message-ID: <20180320130801.9247-4-alexandre.belloni@bootlin.com> (raw)
In-Reply-To: <20180320130801.9247-1-alexandre.belloni@bootlin.com>
Add a device tree include file for the Microsemi Ocelot SoC.
Cc: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---
arch/mips/boot/dts/Makefile | 1 +
arch/mips/boot/dts/mscc/Makefile | 1 +
arch/mips/boot/dts/mscc/ocelot.dtsi | 117 ++++++++++++++++++++++++++++++++++++
3 files changed, 119 insertions(+)
create mode 100644 arch/mips/boot/dts/mscc/Makefile
create mode 100644 arch/mips/boot/dts/mscc/ocelot.dtsi
diff --git a/arch/mips/boot/dts/Makefile b/arch/mips/boot/dts/Makefile
index e2c6f131c8eb..1e79cab8e269 100644
--- a/arch/mips/boot/dts/Makefile
+++ b/arch/mips/boot/dts/Makefile
@@ -4,6 +4,7 @@ subdir-y += cavium-octeon
subdir-y += img
subdir-y += ingenic
subdir-y += lantiq
+subdir-y += mscc
subdir-y += mti
subdir-y += netlogic
subdir-y += ni
diff --git a/arch/mips/boot/dts/mscc/Makefile b/arch/mips/boot/dts/mscc/Makefile
new file mode 100644
index 000000000000..dd08e63a10ba
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/Makefile
@@ -0,0 +1 @@
+obj-y += $(patsubst %.dtb, %.dtb.o, $(dtb-y))
diff --git a/arch/mips/boot/dts/mscc/ocelot.dtsi b/arch/mips/boot/dts/mscc/ocelot.dtsi
new file mode 100644
index 000000000000..dd239cab2f9d
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/ocelot.dtsi
@@ -0,0 +1,117 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Copyright (c) 2017 Microsemi Corporation */
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "mscc,ocelot";
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ compatible = "mips,mips24KEc";
+ device_type = "cpu";
+ clocks = <&cpu_clk>;
+ reg = <0>;
+ };
+ };
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ cpuintc: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ compatible = "mti,cpu-interrupt-controller";
+ };
+
+ cpu_clk: cpu-clock {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <500000000>;
+ };
+
+ ahb_clk: ahb-clk {
+ compatible = "fixed-factor-clock";
+ #clock-cells = <0>;
+ clocks = <&cpu_clk>;
+ clock-div = <2>;
+ clock-mult = <1>;
+ };
+
+ ahb@70000000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x70000000 0x2000000>;
+
+ interrupt-parent = <&intc>;
+
+ cpu_ctrl: syscon@0 {
+ compatible = "mscc,ocelot-cpu-syscon", "syscon";
+ reg = <0x0 0x2c>;
+ };
+
+ intc: interrupt-controller@70 {
+ compatible = "mscc,ocelot-icpu-intr";
+ reg = <0x70 0x70>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ interrupt-parent = <&cpuintc>;
+ interrupts = <2>;
+ };
+
+ uart0: serial@100000 {
+ pinctrl-0 = <&uart_pins>;
+ pinctrl-names = "default";
+ compatible = "ns16550a";
+ reg = <0x100000 0x20>;
+ interrupts = <6>;
+ clocks = <&ahb_clk>;
+ reg-io-width = <4>;
+ reg-shift = <2>;
+
+ status = "disabled";
+ };
+
+ uart2: serial@100800 {
+ pinctrl-0 = <&uart2_pins>;
+ pinctrl-names = "default";
+ compatible = "ns16550a";
+ reg = <0x100800 0x20>;
+ interrupts = <7>;
+ clocks = <&ahb_clk>;
+ reg-io-width = <4>;
+ reg-shift = <2>;
+
+ status = "disabled";
+ };
+
+ reset@1070008 {
+ compatible = "mscc,ocelot-chip-reset";
+ reg = <0x1070008 0x4>;
+ };
+
+ gpio: pinctrl@1070034 {
+ compatible = "mscc,ocelot-pinctrl";
+ reg = <0x1070034 0x68>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&gpio 0 0 22>;
+
+ uart_pins: uart-pins {
+ pins = "GPIO_6", "GPIO_7";
+ function = "uart";
+ };
+
+ uart2_pins: uart2-pins {
+ pins = "GPIO_12", "GPIO_13";
+ function = "uart2";
+ };
+ };
+ };
+};
--
2.16.2
next prev parent reply other threads:[~2018-03-20 13:08 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-20 13:07 [PATCH v6 0/6] MIPS: add support for Microsemi MIPS SoCs Alexandre Belloni
2018-03-20 13:07 ` [PATCH v6 1/6] dt-bindings: Add vendor prefix for Microsemi Corporation Alexandre Belloni
2018-03-20 13:07 ` [PATCH v6 2/6] dt-bindings: mips: Add bindings for Microsemi SoCs Alexandre Belloni
2018-03-20 13:07 ` Alexandre Belloni [this message]
2018-03-20 13:07 ` [PATCH v6 4/6] MIPS: mscc: add ocelot PCB123 device tree Alexandre Belloni
2018-03-20 13:08 ` [PATCH v6 5/6] MIPS: generic: Add support for Microsemi Ocelot Alexandre Belloni
2018-03-20 13:08 ` [PATCH v6 6/6] MAINTAINERS: Add entry for Microsemi MIPS SoCs Alexandre Belloni
2018-03-21 22:55 ` [PATCH v6 0/6] MIPS: add support " James Hogan
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