diff options
Diffstat (limited to 'arch/arm/boot/dts/tango4-common.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/tango4-common.dtsi | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/tango4-common.dtsi b/arch/arm/boot/dts/tango4-common.dtsi new file mode 100644 index 000000000..ff72a8efb --- /dev/null +++ b/arch/arm/boot/dts/tango4-common.dtsi @@ -0,0 +1,184 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Based on Mans Rullgard's Tango3 DT + * https://github.com/mansr/linux-tangox + */ + +#include <dt-bindings/interrupt-controller/arm-gic.h> + +#define CPU_CLK 0 +#define SYS_CLK 1 +#define USB_CLK 2 +#define SDIO_CLK 3 + +/ { + 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 0x100>; + 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>; + }; + + watchdog@1fd00 { + compatible = "sigma,smp8759-wdt"; + reg = <0x1fd00 8>; + clocks = <&xtal>; + }; + + mmc0: mmc@21000 { + compatible = "arasan,sdhci-8.9a"; + reg = <0x21000 0x200>; + clock-names = "clk_xin", "clk_ahb"; + clocks = <&clkgen SDIO_CLK>, <&clkgen SYS_CLK>; + interrupts = <60 IRQ_TYPE_LEVEL_HIGH>; + }; + + mmc1: mmc@21200 { + compatible = "arasan,sdhci-8.9a"; + reg = <0x21200 0x200>; + clock-names = "clk_xin", "clk_ahb"; + clocks = <&clkgen SDIO_CLK>, <&clkgen SYS_CLK>; + interrupts = <8 IRQ_TYPE_LEVEL_HIGH>; + }; + + usb0: usb@21400 { + compatible = "chipidea,usb2"; + reg = <0x21400 0x200>; + interrupts = <40 IRQ_TYPE_LEVEL_HIGH>; + phys = <&usb0_phy>; + phy-names = "usb-phy"; + }; + + usb0_phy: phy@21700 { + compatible = "sigma,smp8642-usb-phy"; + reg = <0x21700 0x100>; + #phy-cells = <0>; + clocks = <&clkgen USB_CLK>; + }; + + usb1: usb@25400 { + compatible = "chipidea,usb2"; + reg = <0x25400 0x200>; + interrupts = <7 IRQ_TYPE_LEVEL_HIGH>; + phys = <&usb1_phy>; + phy-names = "usb-phy"; + }; + + usb1_phy: phy@25700 { + compatible = "sigma,smp8642-usb-phy"; + reg = <0x25700 0x100>; + #phy-cells = <0>; + clocks = <&clkgen USB_CLK>; + }; + + 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>; + #address-cells = <1>; + #size-cells = <1>; + + irq0: irq0@0 { + 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>; + }; + }; + }; +}; |