MIPS: BMIPS: Add device tree example for BCM63268

This adds a device tree example for Comtrend VR-3032u, which
also serves as a real example for brcm,bcm6328-leds.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Cc: f.fainelli@gmail.com
Cc: jogo@openwrt.org
Cc: cernekee@gmail.com
Cc: robh@kernel.org
Cc: simon@fire.lp0.eu
Cc: john@phrozen.org
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/13842/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/bmips/Kconfig b/arch/mips/bmips/Kconfig
index c8f1427b1d9c29856aa097766246bb050f7a407c..6a0946c443c0b668b93ee9c110a05dc7bc4e9422 100644 (file)
--- a/arch/mips/bmips/Kconfig
+++ b/arch/mips/bmips/Kconfig
@@ -61,6 +61,10 @@ config DT_BCM97435SVMB
        bool "BCM97435SVMB"
        select BUILTIN_DTB
 
+config DT_COMTREND_VR3032U
+       bool "Comtrend VR-3032u"
+       select BUILTIN_DTB
+
 config DT_SFR_NEUFBOX4_SERCOMM
        bool "SFR Neufbox 4 (Sercomm)"
        select BUILTIN_DTB

diff --git a/arch/mips/boot/dts/brcm/Makefile b/arch/mips/boot/dts/brcm/Makefile
index 0abe298b6a5d89147cae82ba9754f823b57384f8..8281ec65d4369f92320953c83cbb2f7f9eff5530 100644 (file)
--- a/arch/mips/boot/dts/brcm/Makefile
+++ b/arch/mips/boot/dts/brcm/Makefile
@@ -10,10 +10,12 @@ dtb-$(CONFIG_DT_BCM97362SVMB)               += bcm97362svmb.dtb
 dtb-$(CONFIG_DT_BCM97420C)             += bcm97420c.dtb
 dtb-$(CONFIG_DT_BCM97425SVMB)          += bcm97425svmb.dtb
 dtb-$(CONFIG_DT_BCM97435SVMB)          += bcm97435svmb.dtb
+dtb-$(CONFIG_DT_COMTREND_VR3032U)      += bcm63268-comtrend-vr-3032u.dtb
 dtb-$(CONFIG_DT_SFR_NEUFBOX4_SERCOMM)  += bcm6358-neufbox4-sercomm.dtb
 
 dtb-$(CONFIG_DT_NONE) += \
        bcm6358-neufbox4-sercomm.dtb \
+       bcm63268-comtrend-vr-3032u.dtb \
        bcm93384wvg.dtb \
        bcm93384wvg_viper.dtb \
        bcm96358nb4ser.dtb \

diff --git a/arch/mips/boot/dts/brcm/bcm63268-comtrend-vr-3032u.dts b/arch/mips/boot/dts/brcm/bcm63268-comtrend-vr-3032u.dts
new file mode 100644 (file)
index 0000000..430d35c
--- /dev/null
+++ b/arch/mips/boot/dts/brcm/bcm63268-comtrend-vr-3032u.dts
@@ -0,0 +1,108 @@
+/dts-v1/;
+
+/include/ "bcm63268.dtsi"
+
+/ {
+       compatible = "comtrend,vr-3032u", "brcm,bcm63268";
+       model = "Comtrend VR-3032u";
+
+       memory@0 {
+               device_type = "memory";
+               reg = <0x00000000 0x04000000>;
+       };
+
+       chosen {
+               bootargs = "console=ttyS0,115200";
+               stdout-path = &uart0;
+       };
+};
+
+&leds0 {
+       status = "ok";
+       brcm,serial-leds;
+       brcm,serial-dat-low;
+       brcm,serial-shift-inv;
+
+       led@0 {
+               reg = <0>;
+               brcm,hardware-controlled;
+               brcm,link-signal-sources = <0>;
+               /* GPHY0 Speed 0 */
+       };
+       led@1 {
+               reg = <1>;
+               brcm,hardware-controlled;
+               brcm,link-signal-sources = <1>;
+               /* GPHY0 Speed 1 */
+       };
+       led@2 {
+               reg = <2>;
+               active-low;
+               label = "vr-3032u:red:inet";
+       };
+       led@3 {
+               reg = <3>;
+               active-low;
+               label = "vr-3032u:green:dsl";
+       };
+       led@4 {
+               reg = <4>;
+               active-low;
+               label = "vr-3032u:green:usb";
+       };
+       led@7 {
+               reg = <7>;
+               active-low;
+               label = "vr-3032u:green:wps";
+       };
+       led@8 {
+               reg = <8>;
+               active-low;
+               label = "vr-3032u:green:inet";
+       };
+       led@9 {
+               reg = <9>;
+               brcm,hardware-controlled;
+               /* EPHY0 Activity */
+       };
+       led@10 {
+               reg = <10>;
+               brcm,hardware-controlled;
+               /* EPHY1 Activity */
+       };
+       led@11 {
+               reg = <11>;
+               brcm,hardware-controlled;
+               /* EPHY2 Activity */
+       };
+       led@12 {
+               reg = <12>;
+               brcm,hardware-controlled;
+               /* GPHY0 Activity */
+       };
+       led@13 {
+               reg = <13>;
+               brcm,hardware-controlled;
+               /* EPHY0 Speed */
+       };
+       led@14 {
+               reg = <14>;
+               brcm,hardware-controlled;
+               /* EPHY1 Speed */
+       };
+       led@15 {
+               reg = <15>;
+               brcm,hardware-controlled;
+               /* EPHY2 Speed */
+       };
+       led@20 {
+               reg = <20>;
+               active-low;
+               label = "vr-3032u:green:power";
+               default-state = "on";
+       };
+};
+
+&uart0 {
+       status = "okay";
+};

diff --git a/arch/mips/boot/dts/brcm/bcm63268.dtsi b/arch/mips/boot/dts/brcm/bcm63268.dtsi
new file mode 100644 (file)
index 0000000..7e6bf2c
--- /dev/null
+++ b/arch/mips/boot/dts/brcm/bcm63268.dtsi
@@ -0,0 +1,134 @@
+/ {
+       #address-cells = <1>;
+       #size-cells = <1>;
+       compatible = "brcm,bcm63268";
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               mips-hpt-frequency = <200000000>;
+
+               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@10000000 {
+                       compatible = "syscon";
+                       reg = <0x10000000 0x14>;
+                       native-endian;
+               };
+
+               reboot: syscon-reboot@10000008 {
+                       compatible = "syscon-reboot";
+                       regmap = <&periph_cntl>;
+                       offset = <0x8>;
+                       mask = <0x1>;
+               };
+
+               periph_intc: interrupt-controller@10000020 {
+                       compatible = "brcm,bcm6345-l1-intc";
+                       reg = <0x10000020 0x20>,
+                             <0x10000040 0x20>;
+
+                       interrupt-controller;
+                       #interrupt-cells = <1>;
+
+                       interrupt-parent = <&cpu_intc>;
+                       interrupts = <2>, <3>;
+               };
+
+               uart0: serial@10000180 {
+                       compatible = "brcm,bcm6345-uart";
+                       reg = <0x10000180 0x18>;
+
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <5>;
+
+                       clocks = <&periph_clk>;
+
+                       status = "disabled";
+               };
+
+               uart1: serial@100001a0 {
+                       compatible = "brcm,bcm6345-uart";
+                       reg = <0x100001a0 0x18>;
+
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <34>;
+
+                       clocks = <&periph_clk>;
+
+                       status = "disabled";
+               };
+
+               leds0: led-controller@10001900 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       compatible = "brcm,bcm6328-leds";
+                       reg = <0x10001900 0x24>;
+
+                       status = "disabled";
+               };
+
+               ehci: usb@10002500 {
+                       compatible = "brcm,bcm63268-ehci", "generic-ehci";
+                       reg = <0x10002500 0x100>;
+                       big-endian;
+
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <10>;
+
+                       status = "disabled";
+               };
+
+               ohci: usb@10002600 {
+                       compatible = "brcm,bcm63268-ohci", "generic-ohci";
+                       reg = <0x10002600 0x100>;
+                       big-endian;
+                       no-big-frame-no;
+
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <9>;
+
+                       status = "disabled";
+               };
+       };
+};