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Date: Fri, 4 Aug 2017 13:03:53 -0700
From: Alexandru Gagniuc <alex.g@...ptrum.com>
To: vgupta@...opsys.com
Cc: linux-snps-arc@...ts.infradead.org, linux-kernel@...r.kernel.org,
robh+dt@...nel.org, Alexandru Gagniuc <alex.g@...ptrum.com>
Subject: [PATCH v2 2/2] ARC: DTS: Add device-tree for Anarion-based development board
Signed-off-by: Alexandru Gagniuc <alex.g@...ptrum.com>
---
Changes since v1:
* Updated CPU core clock to 24 MHz to match HW changes.
arch/arc/boot/dts/adaptrum_anarion.dtsi | 108 ++++++++++++++++++++++++++++
arch/arc/boot/dts/adaptrum_anarion_fpga.dts | 49 +++++++++++++
2 files changed, 157 insertions(+)
create mode 100644 arch/arc/boot/dts/adaptrum_anarion.dtsi
create mode 100644 arch/arc/boot/dts/adaptrum_anarion_fpga.dts
diff --git a/arch/arc/boot/dts/adaptrum_anarion.dtsi b/arch/arc/boot/dts/adaptrum_anarion.dtsi
new file mode 100644
index 0000000..31ed204
--- /dev/null
+++ b/arch/arc/boot/dts/adaptrum_anarion.dtsi
@@ -0,0 +1,108 @@
+/*
+ * (C) Copyright 2017 Adaptrum, Inc.
+ * Written by Alexandru Gagniuc <alex.g@...ptrum.com> for Adaptrum, Inc.
+ * Licensed under the GPLv2 or (at your option) any later version
+ */
+
+/* This skeleton is based on the ARC700 CPU */
+#include "skeleton.dtsi"
+
+/ {
+ compatible = "adaptrum,anarion";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ soc {
+ compatible = "simple-bus";
+ device_type = "soc";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ interrupt-parent = <&core_intc>;
+
+ core_intc: interrupt-controller {
+ compatible = "snps,arc700-intc";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ uart0: serial@...02100 {
+ compatible = "ns16550";
+ reg = <0xf2202100 0x20>;
+ interrupts = <8>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clock-frequency = <192000000>;
+ status = "disabled";
+ };
+
+ uart1: serial@...02200 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0xf2202200 0x20>;
+ interrupts = <8>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clock-frequency = <192000000>;
+ status = "disabled";
+ };
+
+ uart2: serial@...02300 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0xf2202300 0x20>;
+ interrupts = <8>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clock-frequency = <192000000>;
+ status = "disabled";
+ };
+
+ uart3: serial@...02400 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0xf2202400 0x20>;
+ interrupts = <8>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clock-frequency = <192000000>;
+ status = "disabled";
+ };
+
+ qspi: qspi@...0f000 {
+ compatible = "adaptrum,anarion-qspi";
+ reg = <0xf200f000 0x1000>,
+ <0x20000000 0x08000000>;
+
+ interrupts = <10>;
+ status = "disabled";
+ };
+
+ gmac0: ethernet@...10000 {
+ compatible = "adaptrum,anarion-gmac", "snps,dwmac";
+ reg = <0xf2010000 0x4000>;
+
+ interrupt-parent = <&core_intc>;
+ interrupts = <20>;
+ interrupt-names = "macirq";
+
+ clocks = <&core_clk>;
+ clock-names = "stmmaceth";
+
+ snps,pbl = <32>;
+ status = "disabled";
+ };
+
+ gmac1: ethernet@...14000 {
+ compatible = "adaptrum,anarion-gmac", "snps,dwmac";
+ reg = <0xf2014000 0x4000>, <0xf2018100 8>;
+
+ interrupt-parent = <&core_intc>;
+ interrupts = <21>;
+ interrupt-names = "macirq";
+
+ clocks = <&core_clk>;
+ clock-names = "stmmaceth";
+
+ snps,pbl = <32>;
+ status = "disabled";
+ };
+ };
+};
diff --git a/arch/arc/boot/dts/adaptrum_anarion_fpga.dts b/arch/arc/boot/dts/adaptrum_anarion_fpga.dts
new file mode 100644
index 0000000..02b838f
--- /dev/null
+++ b/arch/arc/boot/dts/adaptrum_anarion_fpga.dts
@@ -0,0 +1,49 @@
+/*
+ * (C) Copyright 2017 Adaptrum, Inc.
+ * Written by Alexandru Gagniuc <alex.g@...ptrum.com> for Adaptrum, Inc.
+ * Licensed under the GPLv2 or (at your option) any later version
+ */
+
+/dts-v1/;
+
+#include "adaptrum_anarion.dtsi"
+
+/ {
+ model = "adaptrum,anarion";
+ compatible = "adaptrum,anarion";
+
+ chosen {
+ bootargs = "earlycon console=ttyS0,115200n8";
+ stdout-path = "serial0:115200n8";
+ };
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ core_clk: core_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&qspi {
+ status = "okay";
+ flash0: w25q128fvn@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "winbond,w25q128", "jedec,spi-nor";
+ spi-max-frequency = <70000000>;
+ m25p,fast-read;
+ };
+};
+
+&gmac1 {
+ phy-mode = "rgmii";
+ status = "okay";
+};
--
2.9.3
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