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author | Daniele Alessandrelli <daniele.alessandrelli@intel.com> | 2020-07-17 10:04:13 +0100 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2020-07-17 16:32:18 +0200 |
commit | 0a6e92f26784b8c6a9d24c26da7278a7362531ee (patch) | |
tree | ae86df54b3afa2d8792d9cf4b8206ff7452bb32e /arch/arm64/boot/dts/intel | |
parent | c98459cf6d8d26ff0989eb5aae5a4b9f261d58c6 (diff) | |
download | linux-0a6e92f26784b8c6a9d24c26da7278a7362531ee.tar.bz2 |
arm64: dts: keembay: Add device tree for Keem Bay SoC
Add initial device tree for Intel Movidius SoC code-named Keem Bay.
This initial DT includes nodes for Cortex-A53 cores, UARTs, GIC, PSCI,
and PMU.
Link: https://lore.kernel.org/r/20200717090414.313530-5-daniele.alessandrelli@linux.intel.com
Reviewed-by: Dinh Nguyen <dinguyen@kernel.org>
Signed-off-by: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm64/boot/dts/intel')
-rw-r--r-- | arch/arm64/boot/dts/intel/keembay-soc.dtsi | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/intel/keembay-soc.dtsi b/arch/arm64/boot/dts/intel/keembay-soc.dtsi new file mode 100644 index 000000000000..781761d2942b --- /dev/null +++ b/arch/arm64/boot/dts/intel/keembay-soc.dtsi @@ -0,0 +1,123 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) +/* + * Copyright (C) 2020, Intel Corporation. + * + * Device tree describing Keem Bay SoC. + */ + +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + compatible = "arm,cortex-a53"; + device_type = "cpu"; + reg = <0x0>; + enable-method = "psci"; + }; + + cpu@1 { + compatible = "arm,cortex-a53"; + device_type = "cpu"; + reg = <0x1>; + enable-method = "psci"; + }; + + cpu@2 { + compatible = "arm,cortex-a53"; + device_type = "cpu"; + reg = <0x2>; + enable-method = "psci"; + }; + + cpu@3 { + compatible = "arm,cortex-a53"; + device_type = "cpu"; + reg = <0x3>; + enable-method = "psci"; + }; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + gic: interrupt-controller@20500000 { + compatible = "arm,gic-v3"; + interrupt-controller; + #interrupt-cells = <3>; + reg = <0x0 0x20500000 0x0 0x20000>, /* GICD */ + <0x0 0x20580000 0x0 0x80000>; /* GICR */ + /* VGIC maintenance interrupt */ + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>; + }; + + timer { + compatible = "arm,armv8-timer"; + /* Secure, non-secure, virtual, and hypervisor */ + interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>, + <GIC_PPI 14 IRQ_TYPE_LEVEL_HIGH>, + <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>, + <GIC_PPI 10 IRQ_TYPE_LEVEL_HIGH>; + }; + + pmu { + compatible = "arm,armv8-pmuv3"; + interrupts = <GIC_PPI 0x7 IRQ_TYPE_LEVEL_HIGH>; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + uart0: serial@20150000 { + compatible = "snps,dw-apb-uart"; + reg = <0x0 0x20150000 0x0 0x100>; + interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>; + clock-frequency = <24000000>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + + uart1: serial@20160000 { + compatible = "snps,dw-apb-uart"; + reg = <0x0 0x20160000 0x0 0x100>; + interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>; + clock-frequency = <24000000>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + + uart2: serial@20170000 { + compatible = "snps,dw-apb-uart"; + reg = <0x0 0x20170000 0x0 0x100>; + interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>; + clock-frequency = <24000000>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + + uart3: serial@20180000 { + compatible = "snps,dw-apb-uart"; + reg = <0x0 0x20180000 0x0 0x100>; + interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>; + clock-frequency = <24000000>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + }; +}; |