MIPS: BMIPS: Add device tree example for BCM6358

This adds a device tree example for SFR Neufbox4 (Sercomm version), which
also serves as a real example for brcm,bcm6358-leds.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Cc: f.fainelli@gmail.com
Cc: jogo@openwrt.org
Cc: cernekee@gmail.com
Cc: robh@kernel.org
Cc: simon@fire.lp0.eu
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/13041/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

3 files changed, 178 insertions, 0 deletions

diff --git a/arch/mips/boot/dts/brcm/Makefile b/arch/mips/boot/dts/brcm/Makefile
index eabeb603e805..fda9d387cc08 100644
--- a/arch/mips/boot/dts/brcm/Makefile
+++ b/arch/mips/boot/dts/brcm/Makefile
@@ -1,5 +1,6 @@
 dtb-$(CONFIG_DT_BCM93384WVG)            += bcm93384wvg.dtb
 dtb-$(CONFIG_DT_BCM93384WVG_VIPER)      += bcm93384wvg_viper.dtb
+dtb-$(CONFIG_DT_BCM96358NB4SER)         += bcm96358nb4ser.dtb
 dtb-$(CONFIG_DT_BCM96368MVWG)           += bcm96368mvwg.dtb
 dtb-$(CONFIG_DT_BCM9EJTAGPRB)           += bcm9ejtagprb.dtb
 dtb-$(CONFIG_DT_BCM97125CBMB)           += bcm97125cbmb.dtb
@@ -14,6 +15,7 @@ dtb-$(CONFIG_DT_BCM97435SVMB)		+= bcm97435svmb.dtb
 dtb-$(CONFIG_DT_NONE)                   += \
                                                 bcm93384wvg.dtb         \
                                                 bcm93384wvg_viper.dtb   \
+                                                bcm96358nb4ser.dtb      \
                                                 bcm96368mvwg.dtb        \
                                                 bcm9ejtagprb.dtb        \
                                                 bcm97125cbmb.dtb        \
diff --git a/arch/mips/boot/dts/brcm/bcm6358.dtsi b/arch/mips/boot/dts/brcm/bcm6358.dtsi
new file mode 100644
index 000000000000..f9d8d392162b
--- /dev/null
+++ b/arch/mips/boot/dts/brcm/bcm6358.dtsi
@@ -0,0 +1,130 @@
+/ {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        compatible = "brcm,bcm6358";
+
+        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@fffe0000 {
+                        compatible = "syscon";
+                        reg = <0xfffe0000 0xc>;
+                        native-endian;
+                };
+
+                reboot: syscon-reboot@fffe0008 {
+                        compatible = "syscon-reboot";
+                        regmap = <&periph_cntl>;
+                        offset = <0x8>;
+                        mask = <0x1>;
+                };
+
+                periph_intc: interrupt-controller@fffe000c {
+                        compatible = "brcm,bcm6345-l1-intc";
+                        reg = <0xfffe000c 0x8>,
+                              <0xfffe0038 0x8>;
+
+                        interrupt-controller;
+                        #interrupt-cells = <1>;
+
+                        interrupt-parent = <&cpu_intc>;
+                        interrupts = <2>, <3>;
+                };
+
+                leds0: led-controller@fffe00d0 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        compatible = "brcm,bcm6358-leds";
+                        reg = <0xfffe00d0 0x8>;
+
+                        status = "disabled";
+                };
+
+                uart0: serial@fffe0100 {
+                        compatible = "brcm,bcm6345-uart";
+                        reg = <0xfffe0100 0x18>;
+
+                        interrupt-parent = <&periph_intc>;
+                        interrupts = <2>;
+
+                        clocks = <&periph_clk>;
+
+                        status = "disabled";
+                };
+
+                uart1: serial@fffe0120 {
+                        compatible = "brcm,bcm6345-uart";
+                        reg = <0xfffe0120 0x18>;
+
+                        interrupt-parent = <&periph_intc>;
+                        interrupts = <3>;
+
+                        clocks = <&periph_clk>;
+
+                        status = "disabled";
+                };
+
+                ehci: usb@fffe1300 {
+                        compatible = "brcm,bcm6358-ehci", "generic-ehci";
+                        reg = <0xfffe1300 0x100>;
+                        big-endian;
+                        interrupt-parent = <&periph_intc>;
+                        interrupts = <10>;
+                        status = "disabled";
+                };
+
+                ohci: usb@fffe1400 {
+                        compatible = "brcm,bcm6358-ohci", "generic-ohci";
+                        reg = <0xfffe1400 0x100>;
+                        big-endian;
+                        no-big-frame-no;
+                        interrupt-parent = <&periph_intc>;
+                        interrupts = <5>;
+                        status = "disabled";
+                };
+        };
+};
diff --git a/arch/mips/boot/dts/brcm/bcm96358nb4ser.dts b/arch/mips/boot/dts/brcm/bcm96358nb4ser.dts
new file mode 100644
index 000000000000..f412117972e6
--- /dev/null
+++ b/arch/mips/boot/dts/brcm/bcm96358nb4ser.dts
@@ -0,0 +1,46 @@
+/dts-v1/;
+
+/include/ "bcm6358.dtsi"
+
+/ {
+        compatible = "sfr,nb4-ser", "brcm,bcm6358";
+        model = "SFR Neufbox 4 (Sercomm)";
+
+        memory@0 {
+                device_type = "memory";
+                reg = <0x00000000 0x02000000>;
+        };
+
+        chosen {
+                stdout-path = &uart0;
+        };
+};
+
+&leds0 {
+        status = "ok";
+
+        led@0 {
+                reg = <0>;
+                active-low;
+                label = "nb4-ser:white:alarm";
+        };
+        led@2 {
+                reg = <2>;
+                active-low;
+                label = "nb4-ser:white:tv";
+        };
+        led@3 {
+                reg = <3>;
+                active-low;
+                label = "nb4-ser:white:tel";
+        };
+        led@4 {
+                reg = <4>;
+                active-low;
+                label = "nb4-ser:white:adsl";
+        };
+};
+
+&uart0 {
+        status = "okay";
+};