On 11/09/2019 13:14, mingming lee wrote:
> Add support for MediaTek MT8518 SoC. This include the file
> that will initialize the SoC after boot and its device tree.
>
> Signed-off-by: mingming lee <mingming....@mediatek.com>
> ---
> arch/arm/dts/mt8518.dtsi | 201 ++++++++++++++++++
> arch/arm/mach-mediatek/Kconfig | 9 +
> arch/arm/mach-mediatek/Makefile | 1 +
> arch/arm/mach-mediatek/mt8518/Makefile | 4 +
> arch/arm/mach-mediatek/mt8518/init.c | 116 ++++++++++
> arch/arm/mach-mediatek/mt8518/lowlevel_init.S | 59 +++++
> 6 files changed, 390 insertions(+)
> create mode 100644 arch/arm/dts/mt8518.dtsi
> create mode 100644 arch/arm/mach-mediatek/mt8518/Makefile
> create mode 100644 arch/arm/mach-mediatek/mt8518/init.c
> create mode 100644 arch/arm/mach-mediatek/mt8518/lowlevel_init.S
>
> diff --git a/arch/arm/dts/mt8518.dtsi b/arch/arm/dts/mt8518.dtsi
> new file mode 100644
> index 0000000000..39d001884f
> --- /dev/null
> +++ b/arch/arm/dts/mt8518.dtsi
> @@ -0,0 +1,201 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> +/*
> + * Copyright (C) 2019 MediaTek Inc.
> + * Author: Mingming Lee <mingming....@mediatek.com>
> + *
> + */
> +
> +#include <dt-bindings/clock/mt8518-clk.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +/ {
> + compatible = "mediatek,mt8518";
> + interrupt-parent = <&sysirq>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + cpus {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + enable-method = "mediatek,mt8518-smp";
> +
> + cpu0: cpu@0 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a53";
> + reg = <0x0>;
> + clock-frequency = <1300000000>;
> + };
> +
> + cpu1: cpu@1 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a53";
> + reg = <0x1>;
> + clock-frequency = <1300000000>;
> + };
> +
> + cpu2: cpu@2 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a53";
> + reg = <0x2>;
> + clock-frequency = <1300000000>;
> + };
> +
> + cpu3: cpu@3 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a53";
> + reg = <0x3>;
> + clock-frequency = <1300000000>;
> + };
> + };
> +
> + chipid: chipid@08000000 {
> + compatible = "mediatek,chipid";
> + reg = <0x08000000 0x0004>,
> + <0x08000004 0x0004>,
> + <0x08000008 0x0004>,
> + <0x0800000c 0x0004>;
> + };
I couldn't find any driver using this compatible.
You may want to drop this 'device'.
Regards,
Matthias
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