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Date: Mon, 13 Jun 2016 09:38:52 +0200
From: Álvaro Fernández Rojas
<noltari@...il.com>
To: linux-mips@...ux-mips.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, ralf@...ux-mips.org,
f.fainelli@...il.com, jogo@...nwrt.org, cernekee@...il.com,
robh@...nel.org, simon@...e.lp0.eu
Cc: Álvaro Fernández Rojas
<noltari@...il.com>
Subject: [PATCH 4/6] MIPS: BMIPS: Add device tree example for BCM3368
This adds a device tree example for Netgear CVG834G.
Signed-off-by: Álvaro Fernández Rojas <noltari@...il.com>
---
arch/mips/bmips/Kconfig | 4 ++
arch/mips/boot/dts/brcm/Makefile | 2 +
arch/mips/boot/dts/brcm/bcm3368.dtsi | 101 ++++++++++++++++++++++++++++
arch/mips/boot/dts/brcm/bcm93368cvg834g.dts | 22 ++++++
4 files changed, 129 insertions(+)
create mode 100644 arch/mips/boot/dts/brcm/bcm3368.dtsi
create mode 100644 arch/mips/boot/dts/brcm/bcm93368cvg834g.dts
diff --git a/arch/mips/bmips/Kconfig b/arch/mips/bmips/Kconfig
index 14f4b4c..5b0ad8c 100644
--- a/arch/mips/bmips/Kconfig
+++ b/arch/mips/bmips/Kconfig
@@ -13,6 +13,10 @@ choice
config DT_NONE
bool "None"
+config DT_BCM93368CVG834G
+ bool "BCM93368CVG834G"
+ select BUILTIN_DTB
+
config DT_BCM93384WVG
bool "BCM93384WVG Zephyr CPU"
select BUILTIN_DTB
diff --git a/arch/mips/boot/dts/brcm/Makefile b/arch/mips/boot/dts/brcm/Makefile
index 2060e70..c553b95 100644
--- a/arch/mips/boot/dts/brcm/Makefile
+++ b/arch/mips/boot/dts/brcm/Makefile
@@ -1,3 +1,4 @@
+dtb-$(CONFIG_DT_BCM93368CVG834G) += bcm93368cvg834g.dtb
dtb-$(CONFIG_DT_BCM93384WVG) += bcm93384wvg.dtb
dtb-$(CONFIG_DT_BCM93384WVG_VIPER) += bcm93384wvg_viper.dtb
dtb-$(CONFIG_DT_BCM963268VR3032U) += bcm963268vr3032u.dtb
@@ -14,6 +15,7 @@ dtb-$(CONFIG_DT_BCM97425SVMB) += bcm97425svmb.dtb
dtb-$(CONFIG_DT_BCM97435SVMB) += bcm97435svmb.dtb
dtb-$(CONFIG_DT_NONE) += \
+ bcm93368cvg834g.dtb \
bcm93384wvg.dtb \
bcm93384wvg_viper.dtb \
bcm963268vr3032u.dtb \
diff --git a/arch/mips/boot/dts/brcm/bcm3368.dtsi b/arch/mips/boot/dts/brcm/bcm3368.dtsi
new file mode 100644
index 0000000..bee855c
--- /dev/null
+++ b/arch/mips/boot/dts/brcm/bcm3368.dtsi
@@ -0,0 +1,101 @@
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "brcm,bcm3368";
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ mips-hpt-frequency = <150000000>;
+
+ cpu@0 {
+ compatible = "brcm,bmips4350";
+ device_type = "cpu";
+ reg = <0>;
+ };
+
+ cpu@1 {
+ compatible = "brcm,bmips4350";
+ device_type = "cpu";
+ reg = <1>;
+ };
+ };
+
+ clocks {
+ periph_clk: periph-clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <50000000>;
+ };
+ };
+
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ };
+
+ cpu_intc: interrupt-controller {
+ #address-cells = <0>;
+ compatible = "mti,cpu-interrupt-controller";
+
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ ubus {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ compatible = "simple-bus";
+ ranges;
+
+ periph_cntl: syscon@...8c000 {
+ compatible = "syscon";
+ reg = <0xfff8c000 0xc>;
+ native-endian;
+ };
+
+ reboot: syscon-reboot@...8c008 {
+ compatible = "syscon-reboot";
+ regmap = <&periph_cntl>;
+ offset = <0x8>;
+ mask = <0x1>;
+ };
+
+ periph_intc: interrupt-controller@...8c00c {
+ compatible = "brcm,bcm6345-l1-intc";
+ reg = <0xfff8c00c 0x8>;
+
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ interrupt-parent = <&cpu_intc>;
+ interrupts = <2>;
+ };
+
+ uart0: serial@...8c100 {
+ compatible = "brcm,bcm6345-uart";
+ reg = <0xfff8c100 0x18>;
+
+ interrupt-parent = <&periph_intc>;
+ interrupts = <2>;
+
+ clocks = <&periph_clk>;
+
+ status = "disabled";
+ };
+
+ uart1: serial@...8c120 {
+ compatible = "brcm,bcm6345-uart";
+ reg = <0xfff8c120 0x18>;
+
+ interrupt-parent = <&periph_intc>;
+ interrupts = <3>;
+
+ clocks = <&periph_clk>;
+
+ status = "disabled";
+ };
+ };
+};
diff --git a/arch/mips/boot/dts/brcm/bcm93368cvg834g.dts b/arch/mips/boot/dts/brcm/bcm93368cvg834g.dts
new file mode 100644
index 0000000..68475c4
--- /dev/null
+++ b/arch/mips/boot/dts/brcm/bcm93368cvg834g.dts
@@ -0,0 +1,22 @@
+/dts-v1/;
+
+/include/ "bcm3368.dtsi"
+
+/ {
+ compatible = "netgear,cvg834g", "brcm,bcm3368";
+ model = "Netgear CVG834G";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00000000 0x02000000>;
+ };
+
+ chosen {
+ bootargs = "console=ttyS0,115200";
+ stdout-path = &uart0;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
--
2.1.4
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