diff options
| -rw-r--r-- | arch/arm/boot/dts/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tango4-common.dtsi | 130 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tango4-smp8758.dtsi | 31 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tango4-vantage-1172.dts | 37 |
4 files changed, 200 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index c1ac5f2932d1..c34dcbde8539 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -693,6 +693,8 @@ dtb-$(CONFIG_MACH_SUN8I) += \ dtb-$(CONFIG_MACH_SUN9I) += \ sun9i-a80-optimus.dtb \ sun9i-a80-cubieboard4.dtb +dtb-$(CONFIG_ARCH_TANGO) += \ + tango4-vantage-1172.dtb dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += \ tegra20-harmony.dtb \ tegra20-iris-512.dtb \ diff --git a/arch/arm/boot/dts/tango4-common.dtsi b/arch/arm/boot/dts/tango4-common.dtsi new file mode 100644 index 000000000000..ef665d21d317 --- /dev/null +++ b/arch/arm/boot/dts/tango4-common.dtsi @@ -0,0 +1,130 @@ +/* + * Based on Mans Rullgard's Tango3 DT + * https://github.com/mansr/linux-tangox + */ + +#define CPU_CLK 0 +#define SYS_CLK 1 + +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + interrupt-parent = <&gic>; + #address-cells = <1>; + #size-cells = <1>; + + periph_clk: periph_clk { + compatible = "fixed-factor-clock"; + clocks = <&clkgen CPU_CLK>; + clock-mult = <1>; + clock-div = <2>; + #clock-cells = <0>; + }; + + mpcore { + compatible = "simple-bus"; + ranges = <0x00000000 0x20000000 0x2000>; + #address-cells = <1>; + #size-cells = <1>; + + scu@0 { + compatible = "arm,cortex-a9-scu"; + reg = <0x0 0x100>; + }; + + twd@600 { + compatible = "arm,cortex-a9-twd-timer"; + reg = <0x600 0x10>; + interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>; + clocks = <&periph_clk>; + always-on; + }; + + gic: interrupt-controller@1000 { + compatible = "arm,cortex-a9-gic"; + #interrupt-cells = <3>; + interrupt-controller; + reg = <0x1000 0x1000>, <0x100 0x100>; + }; + }; + + l2cc: l2-cache-controller@20100000 { + compatible = "arm,pl310-cache"; + reg = <0x20100000 0x1000>; + cache-level = <2>; + cache-unified; + }; + + soc { + compatible = "simple-bus"; + interrupt-parent = <&irq0>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + xtal: xtal { + compatible = "fixed-clock"; + clock-frequency = <27000000>; + #clock-cells = <0>; + }; + + clkgen: clkgen@10000 { + compatible = "sigma,tango4-clkgen"; + reg = <0x10000 0x40>; + clocks = <&xtal>; + #clock-cells = <1>; + }; + + tick-counter@10048 { + compatible = "sigma,tick-counter"; + reg = <0x10048 0x4>; + clocks = <&xtal>; + }; + + uart: serial@10700 { + compatible = "ralink,rt2880-uart"; + reg = <0x10700 0x30>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH>; + clock-frequency = <7372800>; + reg-shift = <2>; + }; + + eth0: ethernet@26000 { + compatible = "sigma,smp8734-ethernet"; + reg = <0x26000 0x800>; + interrupts = <38 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkgen SYS_CLK>; + }; + + intc: interrupt-controller@6e000 { + compatible = "sigma,smp8642-intc"; + reg = <0x6e000 0x400>; + ranges = <0 0x6e000 0x400>; + interrupt-parent = <&gic>; + interrupt-controller; + #address-cells = <1>; + #size-cells = <1>; + + irq0: irq0@000 { + reg = <0x000 0x100>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>; + }; + + irq1: irq1@100 { + reg = <0x100 0x100>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>; + }; + + irq2: irq2@300 { + reg = <0x300 0x100>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/tango4-smp8758.dtsi b/arch/arm/boot/dts/tango4-smp8758.dtsi new file mode 100644 index 000000000000..7ed88ee629fb --- /dev/null +++ b/arch/arm/boot/dts/tango4-smp8758.dtsi @@ -0,0 +1,31 @@ +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + cpus { + #address-cells = <1>; + #size-cells = <0>; + enable-method = "sigma,tango4-smp"; + + cpu0: cpu@0 { + compatible = "arm,cortex-a9"; + next-level-cache = <&l2cc>; + device_type = "cpu"; + reg = <0>; + }; + + cpu1: cpu@1 { + compatible = "arm,cortex-a9"; + next-level-cache = <&l2cc>; + device_type = "cpu"; + reg = <1>; + }; + }; + + pmu { + compatible = "arm,cortex-a9-pmu"; + interrupt-affinity = <&cpu0>, <&cpu1>; + interrupts = + <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>; + }; +}; diff --git a/arch/arm/boot/dts/tango4-vantage-1172.dts b/arch/arm/boot/dts/tango4-vantage-1172.dts new file mode 100644 index 000000000000..3e5b9c81a51c --- /dev/null +++ b/arch/arm/boot/dts/tango4-vantage-1172.dts @@ -0,0 +1,37 @@ +/dts-v1/; + +#include "tango4-smp8758.dtsi" +#include "tango4-common.dtsi" + +/ { + model = "Sigma Designs SMP8758 Vantage-1172 Rev E1"; + compatible = "sigma,vantage-1172", "sigma,smp8758", "sigma,tango4"; + + aliases { + serial = &uart; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x80000000 0x80000000>; /* 2 GB */ + }; + + chosen { + stdout-path = "serial:115200n8"; + }; +}; + +ð0 { + phy-connection-type = "rgmii"; + phy-handle = <ð0_phy>; + #address-cells = <1>; + #size-cells = <0>; + + /* Atheros AR8035 */ + eth0_phy: ethernet-phy@4 { + compatible = "ethernet-phy-id004d.d072", + "ethernet-phy-ieee802.3-c22"; + interrupts = <37 IRQ_TYPE_EDGE_RISING>; + reg = <4>; + }; +}; |