MIPS: BMIPS: Add BCM7435 dtsi

Add the bare minimum required to boot a BCM7435-based system:

- BMIPS5200 CPU nodes
- Level 1 and 2 interrupt controllers
- UARTs
- EHCI/OHCI controllers

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: blogic@openwrt.org
Cc: cernekee@chromium.org
Cc: Steven.Hill@imgtec.com
Patchwork: https://patchwork.linux-mips.org/patch/9971/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/boot/dts/brcm/bcm7435.dtsi b/arch/mips/boot/dts/brcm/bcm7435.dtsi
new file mode 100644 (file)
index 0000000..8b9432c
--- /dev/null
+++ b/arch/mips/boot/dts/brcm/bcm7435.dtsi
@@ -0,0 +1,239 @@
+/ {
+       #address-cells = <1>;
+       #size-cells = <1>;
+       compatible = "brcm,bcm7435";
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               mips-hpt-frequency = <163125000>;
+
+               cpu@0 {
+                       compatible = "brcm,bmips5200";
+                       device_type = "cpu";
+                       reg = <0>;
+               };
+
+               cpu@1 {
+                       compatible = "brcm,bmips5200";
+                       device_type = "cpu";
+                       reg = <1>;
+               };
+
+               cpu@2 {
+                       compatible = "brcm,bmips5200";
+                       device_type = "cpu";
+                       reg = <2>;
+               };
+
+               cpu@3 {
+                       compatible = "brcm,bmips5200";
+                       device_type = "cpu";
+                       reg = <3>;
+               };
+       };
+
+       aliases {
+               uart0 = &uart0;
+       };
+
+       cpu_intc: cpu_intc {
+               #address-cells = <0>;
+               compatible = "mti,cpu-interrupt-controller";
+
+               interrupt-controller;
+               #interrupt-cells = <1>;
+       };
+
+       clocks {
+               uart_clk: uart_clk {
+                       compatible = "fixed-clock";
+                       #clock-cells = <0>;
+                       clock-frequency = <81000000>;
+               };
+       };
+
+       rdb {
+               #address-cells = <1>;
+               #size-cells = <1>;
+
+               compatible = "simple-bus";
+               ranges = <0 0x10000000 0x01000000>;
+
+               periph_intc: periph_intc@41b500 {
+                       compatible = "brcm,bcm7038-l1-intc";
+                       reg = <0x41b500 0x40>, <0x41b600 0x40>;
+
+                       interrupt-controller;
+                       #interrupt-cells = <1>;
+
+                       interrupt-parent = <&cpu_intc>;
+                       interrupts = <2>, <3>;
+               };
+
+               sun_l2_intc: sun_l2_intc@403000 {
+                       compatible = "brcm,l2-intc";
+                       reg = <0x403000 0x30>;
+                       interrupt-controller;
+                       #interrupt-cells = <1>;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <52>;
+               };
+
+               gisb-arb@400000 {
+                       compatible = "brcm,bcm7400-gisb-arb";
+                       reg = <0x400000 0xdc>;
+                       native-endian;
+                       interrupt-parent = <&sun_l2_intc>;
+                       interrupts = <0>, <2>;
+                       brcm,gisb-arb-master-mask = <0xf77f>;
+                       brcm,gisb-arb-master-names = "ssp_0", "cpu_0", "webcpu_0",
+                                                    "pcie_0", "bsp_0",
+                                                    "rdc_0", "raaga_0",
+                                                    "avd_1", "jtag_0",
+                                                    "svd_0", "vice_0",
+                                                    "vice_1", "raaga_1",
+                                                    "scpu";
+               };
+
+               upg_irq0_intc: upg_irq0_intc@406780 {
+                       compatible = "brcm,bcm7120-l2-intc";
+                       reg = <0x406780 0x8>;
+
+                       brcm,int-map-mask = <0x44>;
+                       brcm,int-fwd-mask = <0x70000>;
+
+                       interrupt-controller;
+                       #interrupt-cells = <1>;
+
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <60>;
+               };
+
+               sun_top_ctrl: syscon@404000 {
+                       compatible = "brcm,bcm7425-sun-top-ctrl", "syscon";
+                       reg = <0x404000 0x51c>;
+                       little-endian;
+               };
+
+               reboot {
+                       compatible = "brcm,brcmstb-reboot";
+                       syscon = <&sun_top_ctrl 0x304 0x308>;
+               };
+
+               uart0: serial@406b00 {
+                       compatible = "ns16550a";
+                       reg = <0x406b00 0x20>;
+                       reg-io-width = <0x4>;
+                       reg-shift = <0x2>;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <66>;
+                       clocks = <&uart_clk>;
+                       status = "disabled";
+               };
+
+               enet0: ethernet@b80000 {
+                       phy-mode = "internal";
+                       phy-handle = <&phy1>;
+                       mac-address = [ 00 10 18 36 23 1a ];
+                       compatible = "brcm,genet-v3";
+                       #address-cells = <0x1>;
+                       #size-cells = <0x1>;
+                       reg = <0xb80000 0x11c88>;
+                       interrupts = <17>, <18>;
+                       interrupt-parent = <&periph_intc>;
+                       status = "disabled";
+
+                       mdio@e14 {
+                               compatible = "brcm,genet-mdio-v3";
+                               #address-cells = <0x1>;
+                               #size-cells = <0x0>;
+                               reg = <0xe14 0x8>;
+
+                               phy1: ethernet-phy@1 {
+                                       max-speed = <100>;
+                                       reg = <0x1>;
+                                       compatible = "brcm,40nm-ephy",
+                                               "ethernet-phy-ieee802.3-c22";
+                               };
+                       };
+               };
+
+               ehci0: usb@480300 {
+                       compatible = "brcm,bcm7435-ehci", "generic-ehci";
+                       reg = <0x480300 0x100>;
+                       native-endian;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <70>;
+                       status = "disabled";
+               };
+
+               ohci0: usb@480400 {
+                       compatible = "brcm,bcm7435-ohci", "generic-ohci";
+                       reg = <0x480400 0x100>;
+                       native-endian;
+                       no-big-frame-no;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <72>;
+                       status = "disabled";
+               };
+
+               ehci1: usb@480500 {
+                       compatible = "brcm,bcm7435-ehci", "generic-ehci";
+                       reg = <0x480500 0x100>;
+                       native-endian;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <71>;
+                       status = "disabled";
+               };
+
+               ohci1: usb@480600 {
+                       compatible = "brcm,bcm7435-ohci", "generic-ohci";
+                       reg = <0x480600 0x100>;
+                       native-endian;
+                       no-big-frame-no;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <73>;
+                       status = "disabled";
+               };
+
+               ehci2: usb@490300 {
+                       compatible = "brcm,bcm7435-ehci", "generic-ehci";
+                       reg = <0x490300 0x100>;
+                       native-endian;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <75>;
+                       status = "disabled";
+               };
+
+               ohci2: usb@490400 {
+                       compatible = "brcm,bcm7435-ohci", "generic-ohci";
+                       reg = <0x490400 0x100>;
+                       native-endian;
+                       no-big-frame-no;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <77>;
+                       status = "disabled";
+               };
+
+               ehci3: usb@490500 {
+                       compatible = "brcm,bcm7435-ehci", "generic-ehci";
+                       reg = <0x490500 0x100>;
+                       native-endian;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <76>;
+                       status = "disabled";
+               };
+
+               ohci3: usb@490600 {
+                       compatible = "brcm,bcm7435-ohci", "generic-ohci";
+                       reg = <0x490600 0x100>;
+                       native-endian;
+                       no-big-frame-no;
+                       interrupt-parent = <&periph_intc>;
+                       interrupts = <78>;
+                       status = "disabled";
+               };
+       };
+};