Signed-off-by: Guo Ren <ren_guo@xxxxxxxxx> --- arch/csky/boot/dts/gx6605s.dts | 159 +++++++++++++++++++++++++++++++++ arch/csky/boot/dts/include/dt-bindings | 1 + arch/csky/boot/dts/qemu.dts | 87 ++++++++++++++++++ 3 files changed, 247 insertions(+) create mode 100644 arch/csky/boot/dts/gx6605s.dts create mode 120000 arch/csky/boot/dts/include/dt-bindings create mode 100644 arch/csky/boot/dts/qemu.dts diff --git a/arch/csky/boot/dts/gx6605s.dts b/arch/csky/boot/dts/gx6605s.dts new file mode 100644 index 0000000..0d34d22 --- /dev/null +++ b/arch/csky/boot/dts/gx6605s.dts @@ -0,0 +1,159 @@ +/dts-v1/; +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +/ { + model = "Nationalchip gx6605s ck610"; + compatible = "nationalchip,gx6605s,ck610"; + #address-cells = <1>; + #size-cells = <1>; + + memory { + device_type = "memory"; + reg = <0x10000000 0x04000000>; + }; + + cpus { + #address-cells = <0>; + #size-cells = <0>; + + cpu { + device_type = "cpu"; + ccr = <0x7d>; + hint = <0x1c>; + }; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges; + + intc: interrupt-controller { + compatible = "nationalchip,intc-v1,ave"; + reg = <0x00500000 0x400>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + timer0 { + compatible = "nationalchip,timer-v1"; + reg = <0x0020a000 0x400>; + clock-frequency = <1000000>; + interrupts = <10>; + interrupt-parent = <&intc>; + }; + + ehci: ehci-hcd { + compatible = "generic-ehci"; + reg = <0x00900000 0x400>; + interrupt-parent = <&intc>; + interrupts = <59>; + }; + + ohci0: ohci-hcd0 { + compatible = "generic-ohci"; + reg = <0x00a00000 0x400>; + interrupt-parent = <&intc>; + interrupts = <58>; + }; + + ohci1: ohci-hcd1 { + compatible = "generic-ohci"; + reg = <0x00b00000 0x400>; + interrupt-parent = <&intc>; + interrupts = <57>; + }; + + uart0: serial { + compatible = "ns16550a"; + reg = <0x00403000 0x400>; + interrupt-parent = <&intc>; + interrupts = <15>; + clock-frequency = <29491200>; + baud = <115200>; + reg-shift = <2>; + reg-io-width = <1>; + }; + + gpio0: gpio { + compatible = "wd,mbl-gpio"; + reg-names = "dirout", "dat", "set", "clr"; + reg = <0x305000 4>, <0x305004 4>, <0x305008 4>, <0x30500c 4>; + bgpio-base = <0>; + #gpio-cells = <2>; + gpio-controller; + }; + + gpio_buttons { + compatible = "gpio-keys-polled"; + #address-cells = <1>; + #size-cells = <0>; + poll-interval = <100>; + autorepeat; + + button0 { + label = "button8"; + linux,code = <KEY_LEFT>; + gpios = <&gpio0 8 GPIO_ACTIVE_LOW>; + }; + + button1 { + label = "button6"; + linux,code = <KEY_RIGHT>; + gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; + }; + + button2 { + label = "button5"; + linux,code = <KEY_UP>; + gpios = <&gpio0 5 GPIO_ACTIVE_LOW>; + }; + + button3 { + label = "button9"; + linux,code = <KEY_DOWN>; + gpios = <&gpio0 9 GPIO_ACTIVE_LOW>; + }; + + button4 { + label = "button7"; + linux,code = <KEY_ENTER>; + gpios = <&gpio0 7 GPIO_ACTIVE_LOW>; + }; + }; + + gpio_leds { + compatible = "gpio-leds"; + + led0 { + label = "led10"; + gpios = <&gpio0 10 GPIO_ACTIVE_LOW>; + linux,default-trigger = "heartbeat"; + }; + + led1 { + label = "led11"; + gpios = <&gpio0 11 GPIO_ACTIVE_LOW>; + linux,default-trigger = "timer"; + }; + + led2 { + label = "led12"; + gpios = <&gpio0 12 GPIO_ACTIVE_LOW>; + linux,default-trigger = "default-on"; + }; + + led3 { + label = "led13"; + gpios = <&gpio0 13 GPIO_ACTIVE_LOW>; + linux,default-trigger = "default-on"; + }; + }; + }; + + chosen { + bootargs = "console=ttyS0,115200 init=/sbin/init root=/dev/sda2 rw rootwait"; + }; +}; diff --git a/arch/csky/boot/dts/include/dt-bindings b/arch/csky/boot/dts/include/dt-bindings new file mode 120000 index 0000000..08c00e4 --- /dev/null +++ b/arch/csky/boot/dts/include/dt-bindings @@ -0,0 +1 @@ +../../../../../include/dt-bindings \ No newline at end of file diff --git a/arch/csky/boot/dts/qemu.dts b/arch/csky/boot/dts/qemu.dts new file mode 100644 index 0000000..59e1c83 --- /dev/null +++ b/arch/csky/boot/dts/qemu.dts @@ -0,0 +1,87 @@ +/dts-v1/; + +/ { + model = "qemu.csky"; + compatible = "csky"; + #address-cells = <1>; + #size-cells = <1>; + + memory { + device_type = "memory"; + reg = <0x0 0x40000000>; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges; + + intc: interrupt-controller { + compatible = "csky,intc-v1"; + reg = <0xfffff000 0x1000>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + /* clockevent */ + timer0 { + compatible = "snps,dw-apb-timer"; + reg = <0xffffd000 0x1000>; + clocks = <&dummy_apb>; + clock-names = "timer"; + interrupts = <1>; + interrupt-parent = <&intc>; + }; + + /* clocksource */ + timer1 { + compatible = "snps,dw-apb-timer"; + reg = <0xffffd014 0x800>; + clocks = <&dummy_apb>; + clock-names = "timer"; + interrupts = <2>; + interrupt-parent = <&intc>; + }; + + serial0 { + compatible = "ns16550a"; + reg = <0xffffe000 0x1000>; + interrupt-parent = <&intc>; + interrupts = <3>; + clocks = <&dummy_apb>; + baud = <115200>; + reg-shift = <2>; + reg-io-width = <1>; + }; + + dummy_apb: apb-clock { + compatible = "fixed-clock"; + clock-frequency = <40000000>; + clock-output-names = "dummy_apb"; + #clock-cells = <0>; + }; + + gmac: ethernet { + compatible = "snps,dwmac"; + reg = <0xffffa000 0x2000>; + interrupt-parent = <&intc>; + interrupts = <4>; + interrupt-names = "macirq"; + clocks = <&dummy_apb>; + clock-names = "stmmaceth"; + phy-mode = "mii"; + snps,pbl = <32>; + snps,fixed-burst; + }; + + qemu-exit { + compatible = "csky,qemu-exit"; + reg = <0xffffc000 0x1000>; + }; + }; + + chosen { + bootargs = "console=ttyS0,115200 rdinit=/sbin/init root=/dev/ram0"; + }; +}; -- 2.7.4