diff options
Diffstat (limited to 'dts/src/arm/gemini.dtsi')
| -rw-r--r-- | dts/src/arm/gemini.dtsi | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/dts/src/arm/gemini.dtsi b/dts/src/arm/gemini.dtsi new file mode 100644 index 0000000000..b8d011bdcc --- /dev/null +++ b/dts/src/arm/gemini.dtsi @@ -0,0 +1,156 @@ +/* + * Device Tree file for Cortina systems Gemini SoC + */ + +/include/ "skeleton.dtsi" + +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/gpio/gpio.h> + +/ { + soc { + #address-cells = <1>; + #size-cells = <1>; + ranges; + compatible = "simple-bus"; + interrupt-parent = <&intcon>; + + flash@30000000 { + compatible = "cortina,gemini-flash", "cfi-flash"; + syscon = <&syscon>; + bank-width = <2>; + #address-cells = <1>; + #size-cells = <1>; + status = "disabled"; + }; + + syscon: syscon@40000000 { + compatible = "cortina,gemini-syscon", "syscon", "simple-mfd"; + reg = <0x40000000 0x1000>; + + syscon-reboot { + compatible = "syscon-reboot"; + regmap = <&syscon>; + /* GLOBAL_RESET register */ + offset = <0x0c>; + /* RESET_GLOBAL | RESET_CPU1 */ + mask = <0xC0000000>; + }; + }; + + watchdog@41000000 { + compatible = "cortina,gemini-watchdog"; + reg = <0x41000000 0x1000>; + interrupts = <3 IRQ_TYPE_LEVEL_HIGH>; + }; + + uart0: serial@42000000 { + compatible = "ns16550a"; + reg = <0x42000000 0x100>; + clock-frequency = <48000000>; + interrupts = <18 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + }; + + timer@43000000 { + compatible = "cortina,gemini-timer"; + reg = <0x43000000 0x1000>; + interrupt-parent = <&intcon>; + interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */ + <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */ + <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */ + syscon = <&syscon>; + }; + + rtc@45000000 { + compatible = "cortina,gemini-rtc"; + reg = <0x45000000 0x100>; + interrupts = <17 IRQ_TYPE_LEVEL_HIGH>; + }; + + intcon: interrupt-controller@48000000 { + compatible = "faraday,ftintc010"; + reg = <0x48000000 0x1000>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + power-controller@4b000000 { + compatible = "cortina,gemini-power-controller"; + reg = <0x4b000000 0x100>; + interrupts = <26 IRQ_TYPE_EDGE_RISING>; + }; + + gpio0: gpio@4d000000 { + compatible = "cortina,gemini-gpio", "faraday,ftgpio010"; + reg = <0x4d000000 0x100>; + interrupts = <22 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio1: gpio@4e000000 { + compatible = "cortina,gemini-gpio", "faraday,ftgpio010"; + reg = <0x4e000000 0x100>; + interrupts = <23 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio2: gpio@4f000000 { + compatible = "cortina,gemini-gpio", "faraday,ftgpio010"; + reg = <0x4f000000 0x100>; + interrupts = <24 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + pci@50000000 { + compatible = "cortina,gemini-pci", "faraday,ftpci100"; + /* + * The first 256 bytes in the IO range is actually used + * to configure the host bridge. + */ + reg = <0x50000000 0x100>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + status = "disabled"; + + bus-range = <0x00 0xff>; + /* PCI ranges mappings */ + ranges = + /* 1MiB I/O space 0x50000000-0x500fffff */ + <0x01000000 0 0 0x50000000 0 0x00100000>, + /* 128MiB non-prefetchable memory 0x58000000-0x5fffffff */ + <0x02000000 0 0x58000000 0x58000000 0 0x08000000>; + + /* DMA ranges */ + dma-ranges = + /* 128MiB at 0x00000000-0x07ffffff */ + <0x02000000 0 0x00000000 0x00000000 0 0x08000000>, + /* 64MiB at 0x00000000-0x03ffffff */ + <0x02000000 0 0x00000000 0x00000000 0 0x04000000>, + /* 64MiB at 0x00000000-0x03ffffff */ + <0x02000000 0 0x00000000 0x00000000 0 0x04000000>; + + /* + * This PCI host bridge variant has a cascaded interrupt + * controller embedded in the host bridge. + */ + pci_intc: interrupt-controller { + interrupt-parent = <&intcon>; + interrupts = <8 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + }; + }; +}; |