diff options
Diffstat (limited to 'kernel/arch/arc/boot')
| -rw-r--r-- | kernel/arch/arc/boot/.gitignore | 2 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/Makefile | 35 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/Makefile | 15 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/abilis_tb100.dtsi | 350 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/abilis_tb100_dvk.dts | 127 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/abilis_tb101.dtsi | 359 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/abilis_tb101_dvk.dts | 127 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/abilis_tb10x.dtsi | 240 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/angel4.dts | 70 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/nsimosci.dts | 74 | ||||
| -rw-r--r-- | kernel/arch/arc/boot/dts/skeleton.dtsi | 37 |
11 files changed, 1436 insertions, 0 deletions
diff --git a/kernel/arch/arc/boot/.gitignore b/kernel/arch/arc/boot/.gitignore new file mode 100644 index 000000000..5246969a2 --- /dev/null +++ b/kernel/arch/arc/boot/.gitignore @@ -0,0 +1,2 @@ +*.dtb* +uImage diff --git a/kernel/arch/arc/boot/Makefile b/kernel/arch/arc/boot/Makefile new file mode 100644 index 000000000..e597cb34c --- /dev/null +++ b/kernel/arch/arc/boot/Makefile @@ -0,0 +1,35 @@ +targets := vmlinux.bin vmlinux.bin.gz uImage + +# uImage build relies on mkimage being availble on your host for ARC target +# You will need to build u-boot for ARC, rename mkimage to arc-elf32-mkimage +# and make sure it's reacable from your PATH + +OBJCOPYFLAGS= -O binary -R .note -R .note.gnu.build-id -R .comment -S + +LINUX_START_TEXT = $$(readelf -h vmlinux | \ + grep "Entry point address" | grep -o 0x.*) + +UIMAGE_LOADADDR = $(CONFIG_LINUX_LINK_BASE) +UIMAGE_ENTRYADDR = $(LINUX_START_TEXT) + +suffix-y := bin +suffix-$(CONFIG_KERNEL_GZIP) := gz + +targets += uImage uImage.bin uImage.gz +extra-y += vmlinux.bin vmlinux.bin.gz + +$(obj)/vmlinux.bin: vmlinux FORCE + $(call if_changed,objcopy) + +$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE + $(call if_changed,gzip) + +$(obj)/uImage.bin: $(obj)/vmlinux.bin FORCE + $(call if_changed,uimage,none) + +$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz FORCE + $(call if_changed,uimage,gzip) + +$(obj)/uImage: $(obj)/uImage.$(suffix-y) + @ln -sf $(notdir $<) $@ + @echo ' Image $@ is ready' diff --git a/kernel/arch/arc/boot/dts/Makefile b/kernel/arch/arc/boot/dts/Makefile new file mode 100644 index 000000000..faf240e29 --- /dev/null +++ b/kernel/arch/arc/boot/dts/Makefile @@ -0,0 +1,15 @@ +# Built-in dtb +builtindtb-y := angel4 + +ifneq ($(CONFIG_ARC_BUILTIN_DTB_NAME),"") + builtindtb-y := $(patsubst "%",%,$(CONFIG_ARC_BUILTIN_DTB_NAME)) +endif + +obj-y += $(builtindtb-y).dtb.o +targets += $(builtindtb-y).dtb + +.SECONDARY: $(obj)/$(builtindtb-y).dtb.S + +dtbs: $(addprefix $(obj)/, $(builtindtb-y).dtb) + +clean-files := *.dtb *.dtb.S diff --git a/kernel/arch/arc/boot/dts/abilis_tb100.dtsi b/kernel/arch/arc/boot/dts/abilis_tb100.dtsi new file mode 100644 index 000000000..3942634f8 --- /dev/null +++ b/kernel/arch/arc/boot/dts/abilis_tb100.dtsi @@ -0,0 +1,350 @@ +/* + * Abilis Systems TB100 SOC device tree + * + * Copyright (C) Abilis Systems 2013 + * + * Author: Christian Ruppert <christian.ruppert@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/include/ "abilis_tb10x.dtsi" + + +/ { + clock-frequency = <500000000>; /* 500 MHZ */ + + soc100 { + bus-frequency = <166666666>; + + pll0: oscillator { + clock-frequency = <1000000000>; + }; + cpu_clk: clkdiv_cpu { + clock-mult = <1>; + clock-div = <2>; + }; + ahb_clk: clkdiv_ahb { + clock-mult = <1>; + clock-div = <6>; + }; + + iomux: iomux@FF10601c { + /* Port 1 */ + pctl_tsin_s0: pctl-tsin-s0 { /* Serial TS-in 0 */ + abilis,function = "mis0"; + }; + pctl_tsin_s1: pctl-tsin-s1 { /* Serial TS-in 1 */ + abilis,function = "mis1"; + }; + pctl_gpio_a: pctl-gpio-a { /* GPIO bank A */ + abilis,function = "gpioa"; + }; + pctl_tsin_p1: pctl-tsin-p1 { /* Parallel TS-in 1 */ + abilis,function = "mip1"; + }; + /* Port 2 */ + pctl_tsin_s2: pctl-tsin-s2 { /* Serial TS-in 2 */ + abilis,function = "mis2"; + }; + pctl_tsin_s3: pctl-tsin-s3 { /* Serial TS-in 3 */ + abilis,function = "mis3"; + }; + pctl_gpio_c: pctl-gpio-c { /* GPIO bank C */ + abilis,function = "gpioc"; + }; + pctl_tsin_p3: pctl-tsin-p3 { /* Parallel TS-in 3 */ + abilis,function = "mip3"; + }; + /* Port 3 */ + pctl_tsin_s4: pctl-tsin-s4 { /* Serial TS-in 4 */ + abilis,function = "mis4"; + }; + pctl_tsin_s5: pctl-tsin-s5 { /* Serial TS-in 5 */ + abilis,function = "mis5"; + }; + pctl_gpio_e: pctl-gpio-e { /* GPIO bank E */ + abilis,function = "gpioe"; + }; + pctl_tsin_p5: pctl-tsin-p5 { /* Parallel TS-in 5 */ + abilis,function = "mip5"; + }; + /* Port 4 */ + pctl_tsin_s6: pctl-tsin-s6 { /* Serial TS-in 6 */ + abilis,function = "mis6"; + }; + pctl_tsin_s7: pctl-tsin-s7 { /* Serial TS-in 7 */ + abilis,function = "mis7"; + }; + pctl_gpio_g: pctl-gpio-g { /* GPIO bank G */ + abilis,function = "gpiog"; + }; + pctl_tsin_p7: pctl-tsin-p7 { /* Parallel TS-in 7 */ + abilis,function = "mip7"; + }; + /* Port 5 */ + pctl_gpio_j: pctl-gpio-j { /* GPIO bank J */ + abilis,function = "gpioj"; + }; + pctl_gpio_k: pctl-gpio-k { /* GPIO bank K */ + abilis,function = "gpiok"; + }; + pctl_ciplus: pctl-ciplus { /* CI+ interface */ + abilis,function = "ciplus"; + }; + pctl_mcard: pctl-mcard { /* M-Card interface */ + abilis,function = "mcard"; + }; + /* Port 6 */ + pctl_tsout_p: pctl-tsout-p { /* Parallel TS-out */ + abilis,function = "mop"; + }; + pctl_tsout_s0: pctl-tsout-s0 { /* Serial TS-out 0 */ + abilis,function = "mos0"; + }; + pctl_tsout_s1: pctl-tsout-s1 { /* Serial TS-out 1 */ + abilis,function = "mos1"; + }; + pctl_tsout_s2: pctl-tsout-s2 { /* Serial TS-out 2 */ + abilis,function = "mos2"; + }; + pctl_tsout_s3: pctl-tsout-s3 { /* Serial TS-out 3 */ + abilis,function = "mos3"; + }; + /* Port 7 */ + pctl_uart0: pctl-uart0 { /* UART 0 */ + abilis,function = "uart0"; + }; + pctl_uart1: pctl-uart1 { /* UART 1 */ + abilis,function = "uart1"; + }; + pctl_gpio_l: pctl-gpio-l { /* GPIO bank L */ + abilis,function = "gpiol"; + }; + pctl_gpio_m: pctl-gpio-m { /* GPIO bank M */ + abilis,function = "gpiom"; + }; + /* Port 8 */ + pctl_spi3: pctl-spi3 { + abilis,function = "spi3"; + }; + /* Port 9 */ + pctl_spi1: pctl-spi1 { + abilis,function = "spi1"; + }; + pctl_gpio_n: pctl-gpio-n { + abilis,function = "gpion"; + }; + /* Unmuxed GPIOs */ + pctl_gpio_b: pctl-gpio-b { + abilis,function = "gpiob"; + }; + pctl_gpio_d: pctl-gpio-d { + abilis,function = "gpiod"; + }; + pctl_gpio_f: pctl-gpio-f { + abilis,function = "gpiof"; + }; + pctl_gpio_h: pctl-gpio-h { + abilis,function = "gpioh"; + }; + pctl_gpio_i: pctl-gpio-i { + abilis,function = "gpioi"; + }; + }; + + gpioa: gpio@FF140000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF140000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <3>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioa"; + }; + gpiob: gpio@FF141000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF141000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <2>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiob"; + }; + gpioc: gpio@FF142000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF142000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <3>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioc"; + }; + gpiod: gpio@FF143000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF143000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <2>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiod"; + }; + gpioe: gpio@FF144000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF144000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <3>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioe"; + }; + gpiof: gpio@FF145000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF145000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <2>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiof"; + }; + gpiog: gpio@FF146000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF146000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <3>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiog"; + }; + gpioh: gpio@FF147000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF147000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <2>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioh"; + }; + gpioi: gpio@FF148000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF148000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <12>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioi"; + }; + gpioj: gpio@FF149000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF149000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <32>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioj"; + }; + gpiok: gpio@FF14a000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF14A000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <22>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiok"; + }; + gpiol: gpio@FF14b000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF14B000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <4>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiol"; + }; + gpiom: gpio@FF14c000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF14C000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <4>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiom"; + }; + gpion: gpio@FF14d000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF14D000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <5>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpion"; + }; + }; +}; diff --git a/kernel/arch/arc/boot/dts/abilis_tb100_dvk.dts b/kernel/arch/arc/boot/dts/abilis_tb100_dvk.dts new file mode 100644 index 000000000..3dd6ed941 --- /dev/null +++ b/kernel/arch/arc/boot/dts/abilis_tb100_dvk.dts @@ -0,0 +1,127 @@ +/* + * Abilis Systems TB100 Development Kit PCB device tree + * + * Copyright (C) Abilis Systems 2013 + * + * Author: Christian Ruppert <christian.ruppert@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/dts-v1/; + +/include/ "abilis_tb100.dtsi" + +/ { + chosen { + bootargs = "earlycon=uart8250,mmio32,0xff100000,9600n8 console=ttyS0,9600n8"; + }; + + aliases { }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x08000000>; /* 128M */ + }; + + soc100 { + uart@FF100000 { + pinctrl-names = "default"; + pinctrl-0 = <&pctl_uart0>; + }; + ethernet@FE100000 { + phy-mode = "rgmii"; + }; + + i2c0: i2c@FF120000 { + i2c-sda-hold-time-ns = <432>; + }; + i2c1: i2c@FF121000 { + i2c-sda-hold-time-ns = <432>; + }; + i2c2: i2c@FF122000 { + i2c-sda-hold-time-ns = <432>; + }; + i2c3: i2c@FF123000 { + i2c-sda-hold-time-ns = <432>; + }; + i2c4: i2c@FF124000 { + i2c-sda-hold-time-ns = <432>; + }; + + leds { + compatible = "gpio-leds"; + power { + label = "Power"; + gpios = <&gpioi 0 0>; + linux,default-trigger = "default-on"; + }; + heartbeat { + label = "Heartbeat"; + gpios = <&gpioi 1 0>; + linux,default-trigger = "heartbeat"; + }; + led2 { + label = "LED2"; + gpios = <&gpioi 2 0>; + default-state = "off"; + }; + led3 { + label = "LED3"; + gpios = <&gpioi 3 0>; + default-state = "off"; + }; + led4 { + label = "LED4"; + gpios = <&gpioi 4 0>; + default-state = "off"; + }; + led5 { + label = "LED5"; + gpios = <&gpioi 5 0>; + default-state = "off"; + }; + led6 { + label = "LED6"; + gpios = <&gpioi 6 0>; + default-state = "off"; + }; + led7 { + label = "LED7"; + gpios = <&gpioi 7 0>; + default-state = "off"; + }; + led8 { + label = "LED8"; + gpios = <&gpioi 8 0>; + default-state = "off"; + }; + led9 { + label = "LED9"; + gpios = <&gpioi 9 0>; + default-state = "off"; + }; + led10 { + label = "LED10"; + gpios = <&gpioi 10 0>; + default-state = "off"; + }; + led11 { + label = "LED11"; + gpios = <&gpioi 11 0>; + default-state = "off"; + }; + }; + }; +}; diff --git a/kernel/arch/arc/boot/dts/abilis_tb101.dtsi b/kernel/arch/arc/boot/dts/abilis_tb101.dtsi new file mode 100644 index 000000000..b0467229a --- /dev/null +++ b/kernel/arch/arc/boot/dts/abilis_tb101.dtsi @@ -0,0 +1,359 @@ +/* + * Abilis Systems TB101 SOC device tree + * + * Copyright (C) Abilis Systems 2013 + * + * Author: Christian Ruppert <christian.ruppert@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/include/ "abilis_tb10x.dtsi" + + +/ { + clock-frequency = <500000000>; /* 500 MHZ */ + + soc100 { + bus-frequency = <166666666>; + + pll0: oscillator { + clock-frequency = <1000000000>; + }; + cpu_clk: clkdiv_cpu { + clock-mult = <1>; + clock-div = <2>; + }; + ahb_clk: clkdiv_ahb { + clock-mult = <1>; + clock-div = <6>; + }; + + iomux: iomux@FF10601c { + /* Port 1 */ + pctl_tsin_s0: pctl-tsin-s0 { /* Serial TS-in 0 */ + abilis,function = "mis0"; + }; + pctl_tsin_s1: pctl-tsin-s1 { /* Serial TS-in 1 */ + abilis,function = "mis1"; + }; + pctl_gpio_a: pctl-gpio-a { /* GPIO bank A */ + abilis,function = "gpioa"; + }; + pctl_tsin_p1: pctl-tsin-p1 { /* Parallel TS-in 1 */ + abilis,function = "mip1"; + }; + /* Port 2 */ + pctl_tsin_s2: pctl-tsin-s2 { /* Serial TS-in 2 */ + abilis,function = "mis2"; + }; + pctl_tsin_s3: pctl-tsin-s3 { /* Serial TS-in 3 */ + abilis,function = "mis3"; + }; + pctl_gpio_c: pctl-gpio-c { /* GPIO bank C */ + abilis,function = "gpioc"; + }; + pctl_tsin_p3: pctl-tsin-p3 { /* Parallel TS-in 3 */ + abilis,function = "mip3"; + }; + /* Port 3 */ + pctl_tsin_s4: pctl-tsin-s4 { /* Serial TS-in 4 */ + abilis,function = "mis4"; + }; + pctl_tsin_s5: pctl-tsin-s5 { /* Serial TS-in 5 */ + abilis,function = "mis5"; + }; + pctl_gpio_e: pctl-gpio-e { /* GPIO bank E */ + abilis,function = "gpioe"; + }; + pctl_tsin_p5: pctl-tsin-p5 { /* Parallel TS-in 5 */ + abilis,function = "mip5"; + }; + /* Port 4 */ + pctl_tsin_s6: pctl-tsin-s6 { /* Serial TS-in 6 */ + abilis,function = "mis6"; + }; + pctl_tsin_s7: pctl-tsin-s7 { /* Serial TS-in 7 */ + abilis,function = "mis7"; + }; + pctl_gpio_g: pctl-gpio-g { /* GPIO bank G */ + abilis,function = "gpiog"; + }; + pctl_tsin_p7: pctl-tsin-p7 { /* Parallel TS-in 7 */ + abilis,function = "mip7"; + }; + /* Port 5 */ + pctl_gpio_j: pctl-gpio-j { /* GPIO bank J */ + abilis,function = "gpioj"; + }; + pctl_gpio_k: pctl-gpio-k { /* GPIO bank K */ + abilis,function = "gpiok"; + }; + pctl_ciplus: pctl-ciplus { /* CI+ interface */ + abilis,function = "ciplus"; + }; + pctl_mcard: pctl-mcard { /* M-Card interface */ + abilis,function = "mcard"; + }; + pctl_stc0: pctl-stc0 { /* Smart card I/F 0 */ + abilis,function = "stc0"; + }; + pctl_stc1: pctl-stc1 { /* Smart card I/F 1 */ + abilis,function = "stc1"; + }; + /* Port 6 */ + pctl_tsout_p: pctl-tsout-p { /* Parallel TS-out */ + abilis,function = "mop"; + }; + pctl_tsout_s0: pctl-tsout-s0 { /* Serial TS-out 0 */ + abilis,function = "mos0"; + }; + pctl_tsout_s1: pctl-tsout-s1 { /* Serial TS-out 1 */ + abilis,function = "mos1"; + }; + pctl_tsout_s2: pctl-tsout-s2 { /* Serial TS-out 2 */ + abilis,function = "mos2"; + }; + pctl_tsout_s3: pctl-tsout-s3 { /* Serial TS-out 3 */ + abilis,function = "mos3"; + }; + /* Port 7 */ + pctl_uart0: pctl-uart0 { /* UART 0 */ + abilis,function = "uart0"; + }; + pctl_uart1: pctl-uart1 { /* UART 1 */ + abilis,function = "uart1"; + }; + pctl_gpio_l: pctl-gpio-l { /* GPIO bank L */ + abilis,function = "gpiol"; + }; + pctl_gpio_m: pctl-gpio-m { /* GPIO bank M */ + abilis,function = "gpiom"; + }; + /* Port 8 */ + pctl_spi3: pctl-spi3 { + abilis,function = "spi3"; + }; + pctl_jtag: pctl-jtag { + abilis,function = "jtag"; + }; + /* Port 9 */ + pctl_spi1: pctl-spi1 { + abilis,function = "spi1"; + }; + pctl_gpio_n: pctl-gpio-n { + abilis,function = "gpion"; + }; + /* Unmuxed GPIOs */ + pctl_gpio_b: pctl-gpio-b { + abilis,function = "gpiob"; + }; + pctl_gpio_d: pctl-gpio-d { + abilis,function = "gpiod"; + }; + pctl_gpio_f: pctl-gpio-f { + abilis,function = "gpiof"; + }; + pctl_gpio_h: pctl-gpio-h { + abilis,function = "gpioh"; + }; + pctl_gpio_i: pctl-gpio-i { + abilis,function = "gpioi"; + }; + }; + + gpioa: gpio@FF140000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF140000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <3>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioa"; + }; + gpiob: gpio@FF141000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF141000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <2>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiob"; + }; + gpioc: gpio@FF142000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF142000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <3>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioc"; + }; + gpiod: gpio@FF143000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF143000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <2>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiod"; + }; + gpioe: gpio@FF144000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF144000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <3>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioe"; + }; + gpiof: gpio@FF145000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF145000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <2>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiof"; + }; + gpiog: gpio@FF146000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF146000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <3>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiog"; + }; + gpioh: gpio@FF147000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF147000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <2>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioh"; + }; + gpioi: gpio@FF148000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF148000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <12>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioi"; + }; + gpioj: gpio@FF149000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF149000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <32>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpioj"; + }; + gpiok: gpio@FF14a000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF14A000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <22>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiok"; + }; + gpiol: gpio@FF14b000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF14B000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <4>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiol"; + }; + gpiom: gpio@FF14c000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF14C000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <4>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpiom"; + }; + gpion: gpio@FF14d000 { + compatible = "abilis,tb10x-gpio"; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <27 2>; + reg = <0xFF14D000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + abilis,ngpio = <5>; + gpio-ranges = <&iomux 0 0 0>; + gpio-ranges-group-names = "gpion"; + }; + }; +}; diff --git a/kernel/arch/arc/boot/dts/abilis_tb101_dvk.dts b/kernel/arch/arc/boot/dts/abilis_tb101_dvk.dts new file mode 100644 index 000000000..1cf51c280 --- /dev/null +++ b/kernel/arch/arc/boot/dts/abilis_tb101_dvk.dts @@ -0,0 +1,127 @@ +/* + * Abilis Systems TB101 Development Kit PCB device tree + * + * Copyright (C) Abilis Systems 2013 + * + * Author: Christian Ruppert <christian.ruppert@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/dts-v1/; + +/include/ "abilis_tb101.dtsi" + +/ { + chosen { + bootargs = "earlycon=uart8250,mmio32,0xff100000,9600n8 console=ttyS0,9600n8"; + }; + + aliases { }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x08000000>; /* 128M */ + }; + + soc100 { + uart@FF100000 { + pinctrl-names = "default"; + pinctrl-0 = <&pctl_uart0>; + }; + ethernet@FE100000 { + phy-mode = "rgmii"; + }; + + i2c0: i2c@FF120000 { + i2c-sda-hold-time-ns = <432>; + }; + i2c1: i2c@FF121000 { + i2c-sda-hold-time-ns = <432>; + }; + i2c2: i2c@FF122000 { + i2c-sda-hold-time-ns = <432>; + }; + i2c3: i2c@FF123000 { + i2c-sda-hold-time-ns = <432>; + }; + i2c4: i2c@FF124000 { + i2c-sda-hold-time-ns = <432>; + }; + + leds { + compatible = "gpio-leds"; + power { + label = "Power"; + gpios = <&gpioi 0 0>; + linux,default-trigger = "default-on"; + }; + heartbeat { + label = "Heartbeat"; + gpios = <&gpioi 1 0>; + linux,default-trigger = "heartbeat"; + }; + led2 { + label = "LED2"; + gpios = <&gpioi 2 0>; + default-state = "off"; + }; + led3 { + label = "LED3"; + gpios = <&gpioi 3 0>; + default-state = "off"; + }; + led4 { + label = "LED4"; + gpios = <&gpioi 4 0>; + default-state = "off"; + }; + led5 { + label = "LED5"; + gpios = <&gpioi 5 0>; + default-state = "off"; + }; + led6 { + label = "LED6"; + gpios = <&gpioi 6 0>; + default-state = "off"; + }; + led7 { + label = "LED7"; + gpios = <&gpioi 7 0>; + default-state = "off"; + }; + led8 { + label = "LED8"; + gpios = <&gpioi 8 0>; + default-state = "off"; + }; + led9 { + label = "LED9"; + gpios = <&gpioi 9 0>; + default-state = "off"; + }; + led10 { + label = "LED10"; + gpios = <&gpioi 10 0>; + default-state = "off"; + }; + led11 { + label = "LED11"; + gpios = <&gpioi 11 0>; + default-state = "off"; + }; + }; + }; +}; diff --git a/kernel/arch/arc/boot/dts/abilis_tb10x.dtsi b/kernel/arch/arc/boot/dts/abilis_tb10x.dtsi new file mode 100644 index 000000000..cfb505223 --- /dev/null +++ b/kernel/arch/arc/boot/dts/abilis_tb10x.dtsi @@ -0,0 +1,240 @@ +/* + * Abilis Systems TB10X SOC device tree + * + * Copyright (C) Abilis Systems 2013 + * + * Author: Christian Ruppert <christian.ruppert@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + +/ { + compatible = "abilis,arc-tb10x"; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + cpu@0 { + device_type = "cpu"; + compatible = "snps,arc770d"; + reg = <0>; + }; + }; + + soc100 { + #address-cells = <1>; + #size-cells = <1>; + device_type = "soc"; + ranges = <0xfe000000 0xfe000000 0x02000000 + 0x000F0000 0x000F0000 0x00010000>; + compatible = "abilis,tb10x", "simple-bus"; + + pll0: oscillator { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-output-names = "pll0"; + }; + cpu_clk: clkdiv_cpu { + compatible = "fixed-factor-clock"; + #clock-cells = <0>; + clocks = <&pll0>; + clock-output-names = "cpu_clk"; + }; + ahb_clk: clkdiv_ahb { + compatible = "fixed-factor-clock"; + #clock-cells = <0>; + clocks = <&pll0>; + clock-output-names = "ahb_clk"; + }; + + iomux: iomux@FF10601c { + compatible = "abilis,tb10x-iomux"; + #gpio-range-cells = <3>; + reg = <0xFF10601c 0x4>; + }; + + intc: interrupt-controller { + compatible = "snps,arc700-intc"; + interrupt-controller; + #interrupt-cells = <1>; + }; + tb10x_ictl: pic@fe002000 { + compatible = "abilis,tb10x-ictl"; + reg = <0xFE002000 0x20>; + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&intc>; + interrupts = <5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 + 20 21 22 23 24 25 26 27 28 29 30 31>; + }; + + uart@FF100000 { + compatible = "snps,dw-apb-uart"; + reg = <0xFF100000 0x100>; + clock-frequency = <166666666>; + interrupts = <25 8>; + reg-shift = <2>; + reg-io-width = <4>; + interrupt-parent = <&tb10x_ictl>; + }; + ethernet@FE100000 { + compatible = "snps,dwmac-3.70a","snps,dwmac"; + reg = <0xFE100000 0x1058>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <6 8>; + interrupt-names = "macirq"; + clocks = <&ahb_clk>; + clock-names = "stmmaceth"; + }; + dma@FE000000 { + compatible = "snps,dma-spear1340"; + reg = <0xFE000000 0x400>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <14 8>; + dma-channels = <6>; + dma-requests = <0>; + dma-masters = <1>; + #dma-cells = <3>; + chan_allocation_order = <0>; + chan_priority = <1>; + block_size = <0x7ff>; + data_width = <2>; + clocks = <&ahb_clk>; + clock-names = "hclk"; + }; + + i2c0: i2c@FF120000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,designware-i2c"; + reg = <0xFF120000 0x1000>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <12 8>; + clocks = <&ahb_clk>; + }; + i2c1: i2c@FF121000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,designware-i2c"; + reg = <0xFF121000 0x1000>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <12 8>; + clocks = <&ahb_clk>; + }; + i2c2: i2c@FF122000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,designware-i2c"; + reg = <0xFF122000 0x1000>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <12 8>; + clocks = <&ahb_clk>; + }; + i2c3: i2c@FF123000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,designware-i2c"; + reg = <0xFF123000 0x1000>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <12 8>; + clocks = <&ahb_clk>; + }; + i2c4: i2c@FF124000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,designware-i2c"; + reg = <0xFF124000 0x1000>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <12 8>; + clocks = <&ahb_clk>; + }; + + spi0: spi@0xFE010000 { + #address-cells = <1>; + #size-cells = <0>; + cell-index = <0>; + compatible = "abilis,tb100-spi"; + num-cs = <1>; + reg = <0xFE010000 0x20>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <26 8>; + clocks = <&ahb_clk>; + }; + spi1: spi@0xFE011000 { + #address-cells = <1>; + #size-cells = <0>; + cell-index = <1>; + compatible = "abilis,tb100-spi"; + num-cs = <2>; + reg = <0xFE011000 0x20>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <10 8>; + clocks = <&ahb_clk>; + }; + + tb10x_tsm: tb10x-tsm@ff316000 { + compatible = "abilis,tb100-tsm"; + reg = <0xff316000 0x400>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <17 8>; + output-clkdiv = <4>; + global-packet-delay = <0x21>; + port-packet-delay = <0>; + }; + tb10x_stream_proc: tb10x-stream-proc { + compatible = "abilis,tb100-streamproc"; + reg = <0xfff00000 0x200>, + <0x000f0000 0x10000>, + <0xfff00200 0x105>, + <0xff10600c 0x1>, + <0xfe001018 0x1>; + reg-names = "mbox", + "sp_iccm", + "mbox_irq", + "cpuctrl", + "a6it_int_force"; + interrupt-parent = <&tb10x_ictl>; + interrupts = <20 2>, <19 2>; + interrupt-names = "cmd_irq", "event_irq"; + }; + tb10x_mdsc0: tb10x-mdscr@FF300000 { + compatible = "abilis,tb100-mdscr"; + reg = <0xFF300000 0x7000>; + tb100-mdscr-manage-tsin; + }; + tb10x_mscr0: tb10x-mdscr@FF307000 { + compatible = "abilis,tb100-mdscr"; + reg = <0xFF307000 0x7000>; + }; + tb10x_scr0: tb10x-mdscr@ff30e000 { + compatible = "abilis,tb100-mdscr"; + reg = <0xFF30e000 0x4000>; + tb100-mdscr-manage-tsin; + }; + tb10x_scr1: tb10x-mdscr@ff312000 { + compatible = "abilis,tb100-mdscr"; + reg = <0xFF312000 0x4000>; + tb100-mdscr-manage-tsin; + }; + tb10x_wfb: tb10x-wfb@ff319000 { + compatible = "abilis,tb100-wfb"; + reg = <0xff319000 0x1000>; + interrupt-parent = <&tb10x_ictl>; + interrupts = <16 8>; + }; + }; +}; diff --git a/kernel/arch/arc/boot/dts/angel4.dts b/kernel/arch/arc/boot/dts/angel4.dts new file mode 100644 index 000000000..3b076fbd8 --- /dev/null +++ b/kernel/arch/arc/boot/dts/angel4.dts @@ -0,0 +1,70 @@ +/* + * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "skeleton.dtsi" + +/ { + compatible = "snps,arc-angel4"; + clock-frequency = <80000000>; /* 80 MHZ */ + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&intc>; + + chosen { + bootargs = "earlycon=arc_uart,mmio32,0xc0fc1000,115200n8 console=ttyARC0,115200n8"; + }; + + aliases { + serial0 = &arcuart0; + }; + + fpga { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + /* child and parent address space 1:1 mapped */ + ranges; + + intc: interrupt-controller { + compatible = "snps,arc700-intc"; + interrupt-controller; + #interrupt-cells = <1>; + }; + + arcuart0: serial@c0fc1000 { + compatible = "snps,arc-uart"; + reg = <0xc0fc1000 0x100>; + interrupts = <5>; + clock-frequency = <80000000>; + current-speed = <115200>; + status = "okay"; + }; + + ethernet@c0fc2000 { + compatible = "snps,arc-emac"; + reg = <0xc0fc2000 0x3c>; + interrupts = <6>; + mac-address = [ 00 11 22 33 44 55 ]; + clock-frequency = <80000000>; + max-speed = <100>; + phy = <&phy0>; + + #address-cells = <1>; + #size-cells = <0>; + phy0: ethernet-phy@0 { + reg = <1>; + }; + }; + + arcpmu0: pmu { + compatible = "snps,arc700-pct"; + }; + }; +}; diff --git a/kernel/arch/arc/boot/dts/nsimosci.dts b/kernel/arch/arc/boot/dts/nsimosci.dts new file mode 100644 index 000000000..1c169dc74 --- /dev/null +++ b/kernel/arch/arc/boot/dts/nsimosci.dts @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "skeleton.dtsi" + +/ { + compatible = "snps,nsimosci"; + clock-frequency = <20000000>; /* 20 MHZ */ + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&intc>; + + chosen { + /* this is for console on PGU */ + /* bootargs = "console=tty0 consoleblank=0"; */ + /* this is for console on serial */ + bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblank=0 debug"; + }; + + aliases { + serial0 = &uart0; + }; + + fpga { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + /* child and parent address space 1:1 mapped */ + ranges; + + intc: interrupt-controller { + compatible = "snps,arc700-intc"; + interrupt-controller; + #interrupt-cells = <1>; + }; + + uart0: serial@f0000000 { + compatible = "ns8250"; + reg = <0xf0000000 0x2000>; + interrupts = <11>; + clock-frequency = <3686400>; + baud = <115200>; + reg-shift = <2>; + reg-io-width = <4>; + no-loopback-test = <1>; + }; + + pgu0: pgu@f9000000 { + compatible = "snps,arcpgufb"; + reg = <0xf9000000 0x400>; + }; + + ps2: ps2@f9001000 { + compatible = "snps,arc_ps2"; + reg = <0xf9000400 0x14>; + interrupts = <13>; + interrupt-names = "arc_ps2_irq"; + }; + + eth0: ethernet@f0003000 { + compatible = "snps,oscilan"; + reg = <0xf0003000 0x44>; + interrupts = <7>, <8>; + interrupt-names = "rx", "tx"; + }; + }; +}; diff --git a/kernel/arch/arc/boot/dts/skeleton.dtsi b/kernel/arch/arc/boot/dts/skeleton.dtsi new file mode 100644 index 000000000..a870bdd5e --- /dev/null +++ b/kernel/arch/arc/boot/dts/skeleton.dtsi @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * Skeleton device tree; the bare minimum needed to boot; just include and + * add a compatible value. + */ + +/ { + compatible = "snps,arc"; + clock-frequency = <80000000>; /* 80 MHZ */ + #address-cells = <1>; + #size-cells = <1>; + chosen { }; + aliases { }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + device_type = "cpu"; + compatible = "snps,arc770d"; + reg = <0>; + }; + }; + + memory { + device_type = "memory"; + reg = <0x00000000 0x10000000>; /* 256M */ + }; +}; |