On Tue, Jun 16, 2020 at 04:56:12PM +0100, Daniele Alessandrelli wrote:
> From: Daniele Alessandrelli <daniele.alessandrelli@xxxxxxxxx>
>
> Add initial device tree for Intel Movidius SoC code-named Keem Bay.
>
> This initial DT includes nodes for Cortex-A53 cores, UARTs, timers, GIC,
> PSCI, PMU, and Keem Bay SCMI mailbox.
>
> Reviewed-by: Dinh Nguyen <dinguyen@xxxxxxxxxx>
> Signed-off-by: Daniele Alessandrelli <daniele.alessandrelli@xxxxxxxxx>
> ---
> MAINTAINERS | 1 +
> arch/arm64/boot/dts/intel/keembay-soc.dtsi | 172 +++++++++++++++++++++
> 2 files changed, 173 insertions(+)
> create mode 100644 arch/arm64/boot/dts/intel/keembay-soc.dtsi
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 3b919aa8b1bd..610907bf391b 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -1959,6 +1959,7 @@ M: Paul J. Murphy <paul.j.murphy@xxxxxxxxx>
> M: Daniele Alessandrelli <daniele.alessandrelli@xxxxxxxxx>
> S: Maintained
> F: Documentation/devicetree/bindings/arm/keembay.yaml
> +F: arch/arm64/boot/dts/intel/keembay-soc.dtsi
> F: include/dt-bindings/clock/keembay-clocks.h
> F: include/dt-bindings/power/keembay-power.h
>
> 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..bd0a48f24e09
> --- /dev/null
> +++ b/arch/arm64/boot/dts/intel/keembay-soc.dtsi
> @@ -0,0 +1,172 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (C) 2020, Intel Corporation.
> + *
> + * Device tree describing Keem Bay SoC.
> + */
> +
> +#include <dt-bindings/clock/keembay-clocks.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/power/keembay-power.h>
> +
> +/ {
> + compatible = "intel,keembay";
> + 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";
> + clocks = <&scmi_dvfs 0>;
> + };
> +
> + cpu@1 {
> + compatible = "arm,cortex-a53";
> + device_type = "cpu";
> + reg = <0x1>;
> + enable-method = "psci";
> + clocks = <&scmi_dvfs 0>;
> + };
> +
> + cpu@2 {
> + compatible = "arm,cortex-a53";
> + device_type = "cpu";
> + reg = <0x2>;
> + enable-method = "psci";
> + clocks = <&scmi_dvfs 0>;
> + };
> +
> + cpu@3 {
> + compatible = "arm,cortex-a53";
> + device_type = "cpu";
> + reg = <0x3>;
> + enable-method = "psci";
> + clocks = <&scmi_dvfs 0>;
> + };
> + };
> +
> + psci {
> + compatible = "arm,psci-0.2";
> + method = "smc";
> + };
> +
> + firmware: firmware {
> +
> + scmi: scmi {
> + compatible = "arm,scmi";
The above must be changed to "arm,scmi-smc".
Add "arm,smc-id = <sip_id_for_this>" and drop mboxes.
--
Regards,
Sudeep
