diff options
Diffstat (limited to 'arch/arm/boot/dts/rtd1195.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/rtd1195.dtsi | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rtd1195.dtsi b/arch/arm/boot/dts/rtd1195.dtsi new file mode 100644 index 000000000..21897210d --- /dev/null +++ b/arch/arm/boot/dts/rtd1195.dtsi @@ -0,0 +1,217 @@ +// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) +/* + * Copyright (c) 2017-2019 Andreas Färber + */ + +/memreserve/ 0x00000000 0x0000a800; /* boot code */ +/memreserve/ 0x0000a800 0x000f5800; +/memreserve/ 0x17fff000 0x00001000; + +#include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/reset/realtek,rtd1195.h> + +/ { + compatible = "realtek,rtd1195"; + interrupt-parent = <&gic>; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x0>; + clock-frequency = <1000000000>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x1>; + clock-frequency = <1000000000>; + }; + }; + + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + rpc_comm: rpc@b000 { + reg = <0x0000b000 0x1000>; + }; + + audio@1b00000 { + reg = <0x01b00000 0x400000>; + }; + + rpc_ringbuf: rpc@1ffe000 { + reg = <0x01ffe000 0x4000>; + }; + + secure@10000000 { + reg = <0x10000000 0x100000>; + no-map; + }; + }; + + arm-pmu { + compatible = "arm,cortex-a7-pmu"; + interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>; + interrupt-affinity = <&cpu0>, <&cpu1>; + }; + + timer { + compatible = "arm,armv7-timer"; + interrupts = <GIC_PPI 13 + (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 + (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 + (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 + (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; + clock-frequency = <27000000>; + }; + + osc27M: osc { + compatible = "fixed-clock"; + clock-frequency = <27000000>; + #clock-cells = <0>; + clock-output-names = "osc27M"; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x00000000 0x0000a800>, + <0x18000000 0x18000000 0x00070000>, + <0x18100000 0x18100000 0x01000000>, + <0x80000000 0x80000000 0x80000000>; + + rbus: bus@18000000 { + compatible = "simple-bus"; + reg = <0x18000000 0x70000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x18000000 0x70000>; + + crt: syscon@0 { + compatible = "syscon", "simple-mfd"; + reg = <0x0 0x1000>; + reg-io-width = <4>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x0 0x1000>; + }; + + iso: syscon@7000 { + compatible = "syscon", "simple-mfd"; + reg = <0x7000 0x1000>; + reg-io-width = <4>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x7000 0x1000>; + }; + + sb2: syscon@1a000 { + compatible = "syscon", "simple-mfd"; + reg = <0x1a000 0x1000>; + reg-io-width = <4>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x1a000 0x1000>; + }; + + misc: syscon@1b000 { + compatible = "syscon", "simple-mfd"; + reg = <0x1b000 0x1000>; + reg-io-width = <4>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x1b000 0x1000>; + }; + + scpu_wrapper: syscon@1d000 { + compatible = "syscon", "simple-mfd"; + reg = <0x1d000 0x1000>; + reg-io-width = <4>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x1d000 0x1000>; + }; + }; + + gic: interrupt-controller@ff011000 { + compatible = "arm,cortex-a7-gic"; + reg = <0xff011000 0x1000>, + <0xff012000 0x2000>, + <0xff014000 0x2000>, + <0xff016000 0x2000>; + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; + interrupt-controller; + #interrupt-cells = <3>; + }; + }; +}; + +&crt { + reset1: reset-controller@0 { + compatible = "snps,dw-low-reset"; + reg = <0x0 0x4>; + #reset-cells = <1>; + }; + + reset2: reset-controller@4 { + compatible = "snps,dw-low-reset"; + reg = <0x4 0x4>; + #reset-cells = <1>; + }; + + reset3: reset-controller@8 { + compatible = "snps,dw-low-reset"; + reg = <0x8 0x4>; + #reset-cells = <1>; + }; +}; + +&iso { + iso_reset: reset-controller@88 { + compatible = "snps,dw-low-reset"; + reg = <0x88 0x4>; + #reset-cells = <1>; + }; + + wdt: watchdog@680 { + compatible = "realtek,rtd1295-watchdog"; + reg = <0x680 0x100>; + clocks = <&osc27M>; + }; + + uart0: serial@800 { + compatible = "snps,dw-apb-uart"; + reg = <0x800 0x400>; + reg-shift = <2>; + reg-io-width = <4>; + resets = <&iso_reset RTD1195_ISO_RSTN_UR0>; + clock-frequency = <27000000>; + status = "disabled"; + }; +}; + +&misc { + uart1: serial@200 { + compatible = "snps,dw-apb-uart"; + reg = <0x200 0x100>; + reg-shift = <2>; + reg-io-width = <4>; + resets = <&reset2 RTD1195_RSTN_UR1>; + clock-frequency = <27000000>; + status = "disabled"; + }; +}; |